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Cheap flights from Ontario to London from C$ 379

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 18/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:00 a.m. - 10:50 p.m.
YUL
-
LTN
30h 50m
2 stops
Multiple Airlines Logo
8:15 a.m. - 7:32 p.m.
LTN
-
YUL
16h 17m
2 stops
C$ 679Multiple Airlines
Mon, 1 Jun - Mon, 8 Jun
Multiple Airlines Logo
3:10 p.m. - 10:50 p.m.
YUL
-
LTN
26h 40m
2 stops
Multiple Airlines Logo
8:15 a.m. - 7:32 p.m.
LTN
-
YUL
16h 17m
2 stops
C$ 685Multiple Airlines
Mon, 1 Jun - Mon, 8 Jun
Multiple Airlines Logo
5:10 p.m. - 3:30 p.m.
YUL
-
LTN
17h 20m
2 stops
Multiple Airlines Logo
9:00 a.m. - 7:32 p.m.
LTN
-
YUL
15h 32m
2 stops
C$ 700Multiple Airlines
Tue, 5 May - Sun, 10 May
Multiple Airlines Logo
8:45 p.m. - 10:50 p.m.
YYZ
-
LTN
21h 05m
2 stops
Multiple Airlines Logo
8:15 a.m. - 10:05 p.m.
LTN
-
YYZ
18h 50m
2 stops
C$ 705Multiple Airlines
Mon, 1 Jun - Mon, 8 Jun
Multiple Airlines Logo
11:10 p.m. - 9:15 p.m.
YYZ
-
LTN
17h 05m
2 stops
Multiple Airlines Logo
9:40 a.m. - 10:05 p.m.
LTN
-
YYZ
17h 25m
2 stops
C$ 708Multiple Airlines
Wed, 10 Jun - Tue, 16 Jun
Multiple Airlines Logo
11:10 p.m. - 9:15 p.m.
YYZ
-
LTN
17h 05m
2 stops
Multiple Airlines Logo
9:00 a.m. - 7:10 p.m.
LTN
-
YYZ
15h 10m
2 stops
C$ 709Multiple Airlines
Wed, 15 Apr - Sun, 19 Apr
Multiple Airlines Logo
10:00 p.m. - 9:15 p.m.
YYZ
-
LTN
18h 15m
1 stop
Multiple Airlines Logo
6:15 a.m. - 1:20 p.m.
LTN
-
YYZ
12h 05m
1 stop
C$ 711Multiple Airlines
Wed, 8 Apr - Wed, 29 Apr
Multiple Airlines Logo
6:15 p.m. - 12:35 p.m.
YYZ
-
LTN
13h 20m
2 stops
Multiple Airlines Logo
6:15 a.m. - 3:50 p.m.
LTN
-
YYZ
14h 35m
1 stop
C$ 715Multiple Airlines
Wed, 13 May - Wed, 27 May
Multiple Airlines Logo
8:45 p.m. - 9:40 p.m.
YYZ
-
LTN
19h 55m
2 stops
Multiple Airlines Logo
6:15 a.m. - 10:05 p.m.
LTN
-
YYZ
20h 50m
2 stops
C$ 717Multiple Airlines
Sun, 12 Apr - Wed, 22 Apr
Multiple Airlines Logo
8:45 p.m. - 4:45 p.m.
YYZ
-
LTN
15h 00m
2 stops
Multiple Airlines Logo
8:15 a.m. - 7:10 p.m.
LTN
-
YYZ
15h 55m
2 stops
C$ 722Multiple Airlines
Thu, 23 Apr - Mon, 27 Apr

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to London Luton Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 20 February 2026.
Use the filters below to find and compare flights from Ontario to London Luton Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

11:00 a.m.-10:50 p.m.

2 stops30h 50m

London Luton

Mon 8/6

8:15 a.m.-7:32 p.m.

2 stops16h 17m

C$ 679

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

3:10 p.m.-10:50 p.m.

2 stops26h 40m

London Luton

Mon 8/6

8:15 a.m.-7:32 p.m.

2 stops16h 17m

C$ 685

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

5:10 p.m.-3:30 p.m.

2 stops17h 20m

London Luton

Sun 10/5

9:00 a.m.-7:32 p.m.

2 stops15h 32m

C$ 700

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Mon 1/6

8:45 p.m.-10:50 p.m.

2 stops21h 05m

London Luton

Mon 8/6

8:15 a.m.-10:05 p.m.

2 stops18h 50m

C$ 705

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Wed 10/6

11:10 p.m.-9:15 p.m.

2 stops17h 05m

London Luton

Tue 16/6

9:40 a.m.-10:05 p.m.

2 stops17h 25m

C$ 708

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Wed 15/4

11:10 p.m.-9:15 p.m.

2 stops17h 05m

London Luton

Sun 19/4

9:00 a.m.-7:10 p.m.

2 stops15h 10m

C$ 709

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Wed 8/4

10:00 p.m.-9:15 p.m.

1 stop18h 15m

London Luton

Wed 29/4

6:15 a.m.-1:20 p.m.

1 stop12h 05m

C$ 711

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Wed 13/5

6:15 p.m.-12:35 p.m.

2 stops13h 20m

London Luton

Wed 27/5

6:15 a.m.-3:50 p.m.

1 stop14h 35m

C$ 715

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Sun 12/4

8:45 p.m.-9:40 p.m.

2 stops19h 55m

London Luton

Wed 22/4

6:15 a.m.-10:05 p.m.

2 stops20h 50m

C$ 717

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Thu 23/4

8:45 p.m.-4:45 p.m.

2 stops15h 00m

London Luton

Mon 27/4

8:15 a.m.-7:10 p.m.

2 stops15h 55m

C$ 722

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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

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

How long does it take to fly to London Luton Airport?

The average flight duration from Region of Ontario to London Luton Airport depends on which airport you fly into and out of. Flying from Ottawa to London Heathrow Airport is 6h 25m on average, while flying from Toronto to London Heathrow Airport is 8h 15m on average. London Heathrow Airport is the most popular airport in London Luton Airport.

Cheap Region of Ontario to London Luton Airport flight deals and tips

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

Fastest flight time

10h 10m

Direct flights

None
The fastest flight from Region of Ontario to London Luton Airport takes 10h 10m
There are no direct flights from Region of Ontario to London Luton Airport. There are no popular flight routes from Region of Ontario to London Luton Airport.
Search flight deals

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

    Prices for flights from Ontario to London Luton Airport are updated daily.

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

    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 Luton Airport.

  • What documentation or ID do you need to fly to London Luton Airport?

    The travel and health documents required for your trip to London Luton Airport 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 Luton Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Wembley
Ilford
Gatwick
Wokingham
Slough
Feltham
Hayes
Uxbridge
Waterlooville
Newport
Chelmsford
Basingstoke
Milton Keynes
Dover
Worthing
Guildford
Ipswich
Maidstone
Woking

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to London . Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to London from Ontario which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to London from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Ontario and alert you when they change.

An easier way to manage your London Luton Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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