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Cheap flights from Ontario to London from C$ 334

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 14/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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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
6:45 a.m. - 10:20 p.m.
YUL
-
LTN
34h 35m
2 stops
Multiple Airlines Logo
3:20 p.m. - 11:05 a.m.
LTN
-
YUL
24h 45m
1 stop
C$ 793Multiple Airlines
Sun, 14 Jun - Tue, 23 Jun
Multiple Airlines Logo
6:25 p.m. - 10:20 p.m.
YOW
-
LTN
22h 55m
2 stops
Multiple Airlines Logo
5:40 a.m. - 12:20 a.m.
LTN
-
YOW
23h 40m
3 stops
C$ 794Multiple Airlines
Sun, 14 Jun - Tue, 23 Jun
Multiple Airlines Logo
6:45 a.m. - 10:20 p.m.
YUL
-
LTN
34h 35m
2 stops
Multiple Airlines Logo
5:40 a.m. - 12:25 a.m.
LTN
-
YUL
23h 45m
3 stops
C$ 797Multiple Airlines
Sun, 14 Jun - Tue, 23 Jun
Multiple Airlines Logo
11:55 p.m. - 4:45 p.m.
YYZ
-
LTN
11h 50m
1 stop
Multiple Airlines Logo
9:25 a.m. - 3:50 p.m.
LTN
-
YYZ
11h 25m
1 stop
C$ 800Multiple Airlines
Thu, 3 Sep - Thu, 10 Sep
Multiple Airlines Logo
8:35 p.m. - 3:45 p.m.
YUL
-
LTN
14h 10m
2 stops
Multiple Airlines Logo
9:00 a.m. - 7:20 p.m.
LTN
-
YUL
15h 20m
2 stops
C$ 800Multiple Airlines
Mon, 15 Jun - Sun, 21 Jun
Multiple Airlines Logo
11:55 p.m. - 9:40 p.m.
YYZ
-
LTN
16h 45m
1 stop
Multiple Airlines Logo
6:20 a.m. - 3:50 p.m.
LTN
-
YYZ
14h 30m
1 stop
C$ 801Multiple Airlines
Sun, 5 Jul - Fri, 10 Jul
Multiple Airlines Logo
11:55 p.m. - 3:25 p.m.
YYZ
-
LTN
10h 30m
1 stop
Multiple Airlines Logo
8:00 p.m. - 2:55 p.m.
LTN
-
YYZ
23h 55m
2 stops
C$ 803Multiple Airlines
Wed, 1 Jul - Fri, 7 Aug
Multiple Airlines Logo
11:55 p.m. - 10:10 p.m.
YYZ
-
LTN
17h 15m
1 stop
Multiple Airlines Logo
6:20 a.m. - 3:50 p.m.
LTN
-
YYZ
14h 30m
1 stop
C$ 804Multiple Airlines
Tue, 21 Jul - Fri, 24 Jul
Multiple Airlines Logo
11:45 p.m. - 6:05 p.m.
YUL
-
LTN
13h 20m
1 stop
Multiple Airlines Logo
5:40 a.m. - 5:20 p.m.
LTN
-
YUL
16h 40m
1 stop
C$ 804Multiple Airlines
Tue, 16 Jun - Tue, 23 Jun
Multiple Airlines Logo
6:15 p.m. - 1:25 p.m.
YYZ
-
LTN
14h 10m
2 stops
Multiple Airlines Logo
9:00 a.m. - 3:50 p.m.
LTN
-
YYZ
11h 50m
1 stop
C$ 805Multiple Airlines
Tue, 16 Jun - Sun, 21 Jun

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 3 June 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

Cheapest round-trip

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Sun 14/6

6:45 a.m.-10:20 p.m.

2 stops34h 35m

London Luton

Tue 23/6

3:20 p.m.-11:05 a.m.

1 stop24h 45m

C$ 793

OttawaLondon

YOW - LTN

YOWLTN

Ottawa

Sun 14/6

6:25 p.m.-10:20 p.m.

2 stops22h 55m

London Luton

Tue 23/6

5:40 a.m.-12:20 a.m.

3 stops23h 40m

C$ 794

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Sun 14/6

6:45 a.m.-10:20 p.m.

2 stops34h 35m

London Luton

Tue 23/6

5:40 a.m.-12:25 a.m.

3 stops23h 45m

C$ 797
Quickest round-trip

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Thu 3/9

11:55 p.m.-4:45 p.m.

1 stop11h 50m

London Luton

Thu 10/9

9:25 a.m.-3:50 p.m.

1 stop11h 25m

C$ 800

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Mon 15/6

8:35 p.m.-3:45 p.m.

2 stops14h 10m

London Luton

Sun 21/6

9:00 a.m.-7:20 p.m.

2 stops15h 20m

C$ 800

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Sun 5/7

11:55 p.m.-9:40 p.m.

1 stop16h 45m

London Luton

Fri 10/7

6:20 a.m.-3:50 p.m.

1 stop14h 30m

C$ 801

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Wed 1/7

11:55 p.m.-3:25 p.m.

1 stop10h 30m

London Luton

Fri 7/8

8:00 p.m.-2:55 p.m.

2 stops23h 55m

C$ 803

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Tue 21/7

11:55 p.m.-10:10 p.m.

1 stop17h 15m

London Luton

Fri 24/7

6:20 a.m.-3:50 p.m.

1 stop14h 30m

C$ 804

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Tue 16/6

11:45 p.m.-6:05 p.m.

1 stop13h 20m

London Luton

Tue 23/6

5:40 a.m.-5:20 p.m.

1 stop16h 40m

C$ 804

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Tue 16/6

6:15 p.m.-1:25 p.m.

2 stops14h 10m

London Luton

Sun 21/6

9:00 a.m.-3:50 p.m.

1 stop11h 50m

C$ 805

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 30m on average, while flying from Toronto to London Heathrow Airport is 7h 50m 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

9h 45m

Direct flights

None
The fastest flight from Region of Ontario to London Luton Airport takes 9h 45m
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

Frequently asked questions about flying from Ontario to London Luton Airport

  • 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
Milton Keynes
Wembley
Slough
Gatwick
Wokingham
Crawley
Feltham
Hayes
Waterlooville
Chelmsford
Basingstoke
Woking
Dover
Worthing
Enfield
Ipswich
Maidstone
Luton
Bedford

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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