Which airlines fly to London?

Air Canada, Air Transat and Lufthansa are the top three most popular airlines that fly to London from Region of Ontario according to our data. Air Canada is the first choice among our users, with 52% of people opting to fly with this airline when travelling to London. Keep in mind that there are 16 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to London?

Air Transat, Lufthansa, and WestJet are the most popular carriers operating from Ontario to London

How many flights depart from Region of Ontario to London on average per day?

43 flights are operational daily from Region of Ontario to London as of October 2026. The most popular departure time for this route is 6:00p.m., with 100% of flights per day taking off in the evening.

How long does it take to fly to London?

On average, it takes 6h 35m to fly from Region of Ontario to London if you fly out of Ottawa (the most popular airport in Region of Ontario) and into London Heathrow Airport (the most popular airport in London). If you’re flying out of Toronto and into London Heathrow Airport, then the flight time is around 7h 50m.

How many flights depart from Region of Ontario to London on average per week?

The number of flights available between Region of Ontario and London is 304 per week as of October 2026. The most frequent departure day is Fri, with 17% of weekly flights leaving on this day.

When did momondo last update prices for flights from Ontario to London?

Prices for flights from Ontario to London are updated daily.

How many operators does momondo search for flights from Ontario to London?

There are 16 operators available for flights from Ontario to London as of October 2026.

How old do you have to be to fly from Ontario to London?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 391 Cheap Flights from Ontario to London in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to London

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:35 p.m. - 9:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 779Air Transat

Sat, 7 Nov - Fri, 13 Nov

7:40 p.m. - 10:50 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

10h 10m1 stop Reykjavik Keflavik Intl

8:35 p.m. - 6:15 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

26h 40m1 stop Reykjavik Keflavik Intl

C$ 780Icelandair

Tue, 10 Nov - Sun, 15 Nov

9:35 p.m. - 9:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 781Air Transat

Sat, 5 Dec - Sun, 13 Dec

7:40 p.m. - 7:30 p.m.YYZ Toronto Pearson Intl-LHR London Heathrow

18h 50m1 stop Reykjavik Keflavik Intl

12:15 p.m. - 6:15 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

11h 00m1 stop Reykjavik Keflavik Intl

C$ 781Icelandair

Mon, 9 Nov - Mon, 16 Nov

10:45 p.m. - 5:30 p.m.YYZ Toronto Pearson Intl-LHR London Heathrow

13h 45m1 stop Lisbon Humberto Delgado

6:00 a.m. - 3:20 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

14h 20m1 stop Lisbon Humberto Delgado

C$ 783TAP AIR PORTUGAL

Mon, 23 Nov - Tue, 8 Dec

7:40 p.m. - 11:20 p.m.YYZ Toronto Pearson Intl-STN London Stansted

22h 40m2 stops Reykjavik Keflavik Intl Dublin

7:15 a.m. - 6:15 p.m.STN London Stansted-YYZ Toronto Pearson Intl

16h 00m2 stops Dublin Reykjavik Keflavik Intl

C$ 783Multiple Airlines

Wed, 11 Nov - Wed, 18 Nov

10:45 p.m. - 6:00 p.m.YYZ Toronto Pearson Intl-STN London Stansted

14h 15m1 stop Lisbon Humberto Delgado

6:05 a.m. - 3:20 p.m.STN London Stansted-YYZ Toronto Pearson Intl

14h 15m1 stop Lisbon Humberto Delgado

C$ 783Multiple Airlines

Wed, 18 Nov - Tue, 8 Dec

10:45 p.m. - 3:45 p.m.YYZ Toronto Pearson Intl-LGW London Gatwick

12h 00m1 stop Lisbon Humberto Delgado

4:35 p.m. - 3:20 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

27h 45m1 stop Lisbon Humberto Delgado

C$ 786TAP AIR PORTUGAL

Mon, 30 Nov - Mon, 7 Dec

9:35 p.m. - 9:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 810Porter Airlines

Wed, 11 Nov - Wed, 25 Nov

9:35 p.m. - 9:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 821Porter Airlines

Tue, 15 Dec - Mon, 1 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

6:00 p.m. - 9:50 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

10h 50m1 stop Montreal Pierre Elliott Trudeau Intl

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 784Air Transat

Thu, 22 Oct - Sat, 7 Nov

7:50 p.m. - 7:55 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 05mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 786Air Transat

Thu, 22 Oct - Sat, 7 Nov

5:30 p.m. - 10:00 a.m.YTZ Toronto Island-LHR London Heathrow

11h 30m1 stop Montreal Pierre Elliott Trudeau Intl

1:00 p.m. - 9:36 p.m.LHR London Heathrow-YTZ Toronto Island

13h 36m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 826Air Canada

Tue, 20 Oct - Tue, 10 Nov

10:35 p.m. - 9:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 838Porter Airlines

Mon, 26 Oct - Wed, 11 Nov

4:05 p.m. - 8:35 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

11h 30m1 stop Ottawa

5:10 p.m. - 4:15 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

28h 05m1 stop Zurich

C$ 848Multiple Airlines

Wed, 21 Oct - Thu, 12 Nov

8:00 a.m. - 9:00 p.m.YYZ Toronto Pearson Intl-LHR London Heathrow

9h 00m1 stop Halifax Intl

6:00 a.m. - 1:45 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

12h 45m1 stop Vienna Intl

C$ 848Multiple Airlines

Sun, 25 Oct - Thu, 5 Nov

12:30 p.m. - 6:30 a.m.YTZ Toronto Island-LHR London Heathrow

13h 00m1 stop Montreal Pierre Elliott Trudeau Intl

1:00 p.m. - 7:56 p.m.LHR London Heathrow-YTZ Toronto Island

11h 56m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 852Air Canada

Tue, 20 Oct - Sun, 8 Nov

11:50 p.m. - 11:50 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 00mdirect

6:35 a.m. - 2:55 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

13h 20m1 stop Munich Franz Josef Strauss

C$ 874Lufthansa

Wed, 21 Oct - Mon, 2 Nov

4:05 p.m. - 8:35 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

11h 30m1 stop Ottawa

6:35 a.m. - 2:55 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

13h 20m1 stop Munich Franz Josef Strauss

C$ 874Lufthansa

Wed, 21 Oct - Mon, 2 Nov

10:35 p.m. - 9:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 904Porter Airlines

Mon, 26 Oct - Mon, 2 Nov

Cheap direct flights

Enter your travel dates to find the best prices.

9:35 p.m. - 9:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 779Air Transat

Sat, 7 Nov - Fri, 13 Nov

9:35 p.m. - 9:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 781Air Transat

Sat, 5 Dec - Sun, 13 Dec

9:35 p.m. - 9:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 810Porter Airlines

Wed, 11 Nov - Wed, 25 Nov

9:35 p.m. - 9:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 821Porter Airlines

Tue, 15 Dec - Mon, 1 Feb

6:05 p.m. - 6:30 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 25mdirect

11:10 a.m. - 2:25 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

8h 15mdirect

C$ 856Air Canada

Tue, 24 Nov - Fri, 27 Nov

11:00 p.m. - 11:20 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 20mdirect

11:10 a.m. - 2:25 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

8h 15mdirect

C$ 856Air Canada

Mon, 23 Nov - Wed, 2 Dec

8:10 p.m. - 8:30 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 20mdirect

6:00 p.m. - 9:05 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

8h 05mdirect

C$ 863Multiple Airlines

Sun, 15 Nov - Fri, 20 Nov

9:45 p.m. - 9:50 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 05mdirect

4:10 p.m. - 7:05 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

7h 55mdirect

C$ 867KLM

Sat, 14 Nov - Sat, 21 Nov

9:45 p.m. - 9:50 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 05mdirect

4:10 p.m. - 7:05 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

7h 55mdirect

C$ 870KLM

Mon, 30 Nov - Mon, 7 Dec

8:10 p.m. - 8:30 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 20mdirect

3:00 p.m. - 6:05 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

8h 05mdirect

C$ 877Multiple Airlines

Sat, 14 Nov - Fri, 20 Nov

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Air Canada flights from Region of Ontario to London

Our best Air Canada deals on Region of Ontario to London flight tickets

Air Canada

6 Nov

YTZ12:30 p.m.Toronto Island

13h 40m

1 stop

LHR7:10 a.m.London Heathrow

10 Nov

LHR1:00 p.m.London Heathrow

11h 56m

1 stop

YTZ7:56 p.m.Toronto Island

C$ 818

Air Canada

20 Oct

YTZ5:30 p.m.Toronto Island

11h 30m

1 stop

LHR10:00 a.m.London Heathrow

10 Nov

LHR1:00 p.m.London Heathrow

13h 36m

1 stop

YTZ9:36 p.m.Toronto Island

C$ 826

Air Canada

7 Nov

YTZ3:35 p.m.Toronto Island

9h 55m

1 stop

LHR6:30 a.m.London Heathrow

10 Nov

LHR1:00 p.m.London Heathrow

13h 36m

1 stop

YTZ9:36 p.m.Toronto Island

C$ 828

TAP AIR PORTUGAL flights from Region of Ontario to London

Our best TAP AIR PORTUGAL deals on Region of Ontario to London flight tickets

TAP AIR PORTUGAL

29 Nov

YYZ10:45 p.m.Toronto Pearson Intl

13h 45m

1 stop

LHR5:30 p.m.London Heathrow

9 Dec

LHR6:30 p.m.London Heathrow

25h 15m

1 stop

YYZ2:45 p.m.Toronto Pearson Intl

C$ 800

TAP AIR PORTUGAL

15 Nov

YYZ10:45 p.m.Toronto Pearson Intl

18h 55m

1 stop

LHR10:40 p.m.London Heathrow

9 Dec

LHR6:30 p.m.London Heathrow

25h 15m

1 stop

YYZ2:45 p.m.Toronto Pearson Intl

C$ 801

TAP AIR PORTUGAL

15 Nov

YYZ10:45 p.m.Toronto Pearson Intl

18h 55m

1 stop

LHR10:40 p.m.London Heathrow

9 Dec

LHR6:30 p.m.London Heathrow

25h 15m

1 stop

YYZ2:45 p.m.Toronto Pearson Intl

C$ 802

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

TorontoLondon

YYZ Toronto Pearson Intl - LGW London Gatwick

YYZLGW

Toronto Pearson Intl

Sat 7/11

9:35 p.m.-9:45 a.m.

Nonstop7h 10m

London Gatwick

Fri 13/11

11:40 a.m.-3:00 p.m.

Nonstop8h 20m

C$ 778

TorontoLondon

YYZ Toronto Pearson Intl - LHR London Heathrow

YYZLHR

Toronto Pearson Intl

Tue 10/11

7:40 p.m.-10:50 a.m.

1 stop10h 10m

London Heathrow

Sun 15/11

8:35 p.m.-6:15 p.m.

1 stop26h 40m

C$ 780

TorontoLondon

YYZ Toronto Pearson Intl - LGW London Gatwick

YYZLGW

Toronto Pearson Intl

Sat 5/12

9:35 p.m.-9:45 a.m.

Nonstop7h 10m

London Gatwick

Sun 13/12

11:40 a.m.-3:00 p.m.

Nonstop8h 20m

C$ 781

TorontoLondon

YYZ Toronto Pearson Intl - LHR London Heathrow

YYZLHR

Toronto Pearson Intl

Mon 9/11

7:40 p.m.-7:30 p.m.

1 stop18h 50m

London Heathrow

Mon 16/11

12:15 p.m.-6:15 p.m.

1 stop11h 00m

C$ 781

TorontoLondon

YYZ Toronto Pearson Intl - LHR London Heathrow

YYZLHR

Toronto Pearson Intl

Mon 23/11

10:45 p.m.-5:30 p.m.

1 stop13h 45m

London Heathrow

Tue 8/12

6:00 a.m.-3:20 p.m.

1 stop14h 20m

C$ 783

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Wed 11/11

7:40 p.m.-11:20 p.m.

2 stops22h 40m

London Stansted

Wed 18/11

7:15 a.m.-6:15 p.m.

2 stops16h 00m

C$ 783

TorontoLondon

YYZ Toronto Pearson Intl - STN London Stansted

YYZSTN

Toronto Pearson Intl

Wed 18/11

10:45 p.m.-6:00 p.m.

1 stop14h 15m

London Stansted

Tue 8/12

6:05 a.m.-3:20 p.m.

1 stop14h 15m

C$ 783

TorontoLondon

YYZ Toronto Pearson Intl - LGW London Gatwick

YYZLGW

Toronto Pearson Intl

Mon 30/11

10:45 p.m.-3:45 p.m.

1 stop12h 00m

London Gatwick

Mon 7/12

4:35 p.m.-3:20 p.m.

1 stop27h 45m

C$ 786

TorontoLondon

YYZ Toronto Pearson Intl - LGW London Gatwick

YYZLGW

Toronto Pearson Intl

Wed 11/11

9:35 p.m.-9:45 a.m.

Nonstop7h 10m

London Gatwick

Wed 25/11

11:40 a.m.-3:00 p.m.

Nonstop8h 20m

C$ 810

TorontoLondon

YYZ Toronto Pearson Intl - LGW London Gatwick

YYZLGW

Toronto Pearson Intl

Tue 15/12

9:35 p.m.-9:45 a.m.

Nonstop7h 10m

London Gatwick

Mon 1/2

11:40 a.m.-3:00 p.m.

Nonstop8h 20m

C$ 821

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to London?

In general, February is the cheapest month to fly from Region of Ontario to London. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 828. If you aren’t able to travel to London during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of C$ 841.

What is the cheapest day to depart on your flight to London?

According to our data, Thursday is the cheapest day to fly to London from Region of Ontario. The lowest ticket price found for a Thursday departure recently was C$ 1,217. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Region of Ontario to London for around C$ 1,349.

What is the cheapest time of day to depart on your flight to London?

Our most recent data shows that the best time of day to fly to London is in the evening. Flights from Region of Ontario to London during this time can be as low as C$ 1,226. In the afternoon is when there is more demand to fly to London, so prices are often more expensive at around C$ 1,397 per ticket.

What is the cheapest Ontario to London flight route?

Fly from Ottawa to London Gatwick for the best Ontario - London flight prices

How far in advance should I book a flight from Ontario to London?

You are more likely to see cheaper flights to London from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around C$ 1,029 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Region of Ontario for as low as C$ 960 on momondo.

What cabin class options are available on Region of Ontario to London flights?

There are 4 cabin classes available to choose from on Region of Ontario to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Region of Ontario to London flights?

No. A direct flight is the cheapest option for a flight between Region of Ontario to London.

Cheap Region of Ontario to London flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to London

Best price found	C$ 391
Fastest flight time	6h 35m
Direct flights	Mon, Tue, Thu, Fri, Sat and Sun
Airports in London	6 airports

The best one-way flight to London from Region of Ontario in the past 72 hours is C$ 391. The best round-trip flight deal from Region of Ontario to London found on momondo in the last 72 hours is C$ 778.

The fastest flight from Region of Ontario to London takes 6h 35m

Direct flights go from Region of Ontario to London on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There are 6 airports in London. From Region of Ontario there are direct flights to London Heathrow (LHR).

Search flight deals

Frequently asked questions about flying from Ontario to London

When did momondo last update prices for flights from Ontario to London?
Prices for flights from Ontario to London are updated daily.
How many operators does momondo search for flights from Ontario to London?
There are 16 operators available for flights from Ontario to London as of October 2026.
How old do you have to be to fly from Ontario to London?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Region of Ontario to London?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Region of Ontario to London is Airbus A350-1000 (24.56% of total bookings). The next most popular plane models are Airbus A321neo (14.04%), Boeing 787-9 Dreamliner (12.65%), and Boeing 777-300ER (11.06%).

Best airlines flying from Region of Ontario to London

Compare and see reviews for airlines that fly from Region of Ontario to London with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom C$ 488	Free Cancellation	Rating 7.5 696 reviews	Search Virgin Atlantic flights
TAP AIR PORTUGAL	PriceFrom C$ 613	Free Cancellation	Rating 7.2 2,381 reviews	Search TAP AIR PORTUGAL flights
Icelandair	PriceFrom C$ 649	Free Cancellation	Rating 6.9 763 reviews	Search Icelandair flights
Air Transat	PriceFrom C$ 690	Free Cancellation	Rating 7.7 583 reviews	Search Air Transat flights
Iberia	PriceFrom C$ 716	Free Cancellation	Rating 7.0 3,242 reviews	Search Iberia flights
Aer Lingus	PriceFrom C$ 746	Free Cancellation	Rating 7.3 1,845 reviews	Search Aer Lingus flights
KLM	PriceFrom C$ 778	Free Cancellation	Rating 7.8 1,591 reviews	Search KLM flights
British Airways	PriceFrom C$ 783	Free Cancellation	Rating 6.7 8,266 reviews	Search British Airways flights
American Airlines	PriceFrom C$ 783	Free Cancellation	Rating 7.0 12,178 reviews	Search American Airlines flights
Air France	PriceFrom C$ 785	Free Cancellation	Rating 7.5 1,652 reviews	Search Air France flights

Hounslow

Milton Keynes

Gatwick

Wembley

Crawley

Staines-upon-Thames

Slough

Banbury

Ramsgate

Cobham

Wokingham

Watford

Feltham

Dartford

Eastbourne

Ipswich

Waterlooville

Ilford

Basingstoke

Croydon

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to London. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to London with flexible booking policies on momondo?

Yes. All flights to London from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to London?

Once all potential Ontario to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Ontario to London from C$ 391

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to London departing on 24/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Ontario to London

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Big names, great deals

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Air Canada flights from Region of Ontario to London

Our best Air Canada deals on Region of Ontario to London flight tickets

TAP AIR PORTUGAL flights from Region of Ontario to London

Our best TAP AIR PORTUGAL deals on Region of Ontario to London flight tickets

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Use the filters below to find and compare flights from Ontario to London that are best for you.

See travel insights to London from

How to get the cheapest flight ticket from Region of Ontario to London

What is the cheapest month to fly to London?

What is the cheapest day to depart on your flight to London?

What is the cheapest time of day to depart on your flight to London?

What is the cheapest Ontario to London flight route?

How far in advance should I book a flight from Ontario to London?

What cabin class options are available on Region of Ontario to London flights?

Can stopping save me money on Region of Ontario to London flights?

What is the cheapest airline that flies from Ontario to London?

Which airlines fly to London?

How many flights depart from Region of Ontario to London on average per day?

How many flights depart from Region of Ontario to London on average per week?

How long does it take to fly to London?

Cheap Region of Ontario to London flight deals and tips

Best price found

Fastest flight time

Direct flights

Airports in London

Frequently asked questions about flying from Ontario to London

Best airlines flying from Region of Ontario to London

Compare and see reviews for airlines that fly from Region of Ontario to London with momondo

Travelling to a place near London?

Why use momondo?

An easier way to manage your London trip

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Fly into one of these airports located in London

Airports listed have a maximum distance of 57.3 km from London

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List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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