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

WestJet is the most popular carrier operating from Ottawa to London

Which airlines fly to London, Ontario?

WestJet, Porter Airlines and Air Canada are the top three most popular airlines that fly to London, Ontario from Ottawa according to our data. WestJet is the first choice among our users, with 46% of people opting to fly with this airline when travelling to London, Ontario. Keep in mind that there are 4 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Ottawa Airport to London Airport were last updated today.

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

There is 1 operator available for flights from Ottawa Airport to London Airport as of July 2026.

How old do you have to be to fly from Ottawa Airport to London Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to London Airport.

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

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

C$ 246 Cheap Flights from Ottawa to London, Ontario in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ottawa to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:15 p.m. - 5:20 a.m.

YOW

YXU

9h 05m

1 stop

2:40 p.m. - 11:35 a.m.

YXU

YOW

20h 55m

1 stop

C$ 519WestJet

Fri, 24 Jul - Sun, 26 Jul

12:25 p.m. - 1:50 p.m.

YOW

YXU

25h 25m

1 stop

2:40 p.m. - 7:47 p.m.

YXU

YOW

29h 07m

1 stop

C$ 543Multiple Airlines

Mon, 20 Jul - Fri, 31 Jul

12:25 p.m. - 1:50 p.m.

YOW

YXU

25h 25m

1 stop

8:40 p.m. - 5:15 p.m.

YXU

YOW

20h 35m

1 stop

C$ 557WestJet

Thu, 13 Aug - Thu, 20 Aug

8:15 p.m. - 5:20 a.m.

YOW

YXU

9h 05m

1 stop

2:40 p.m. - 12:20 a.m.

YXU

YOW

9h 40m

2 stops

C$ 559WestJet

Fri, 24 Jul - Sun, 26 Jul

12:25 p.m. - 1:50 p.m.

YOW

YXU

25h 25m

1 stop

8:40 p.m. - 5:35 a.m.

YXU

YOW

8h 55m

1 stop

C$ 570WestJet

Sat, 25 Jul - Tue, 28 Jul

12:25 p.m. - 1:50 p.m.

YOW

YXU

25h 25m

1 stop

2:40 p.m. - 11:35 a.m.

YXU

YOW

20h 55m

1 stop

C$ 589WestJet

Sat, 25 Jul - Tue, 28 Jul

12:25 p.m. - 1:50 p.m.

YOW

YXU

25h 25m

1 stop

8:40 p.m. - 5:35 a.m.

YXU

YOW

8h 55m

1 stop

C$ 591WestJet

Sat, 25 Jul - Tue, 28 Jul

12:25 p.m. - 1:50 p.m.

YOW

YXU

25h 25m

1 stop

2:40 p.m. - 5:35 p.m.

YXU

YOW

26h 55m

2 stops

C$ 600WestJet

Mon, 20 Jul - Fri, 31 Jul

7:20 a.m. - 5:20 a.m.

YOW

YXU

22h 00m

1 stop

2:40 p.m. - 12:20 a.m.

YXU

YOW

9h 40m

2 stops

C$ 606WestJet

Sun, 26 Jul - Sun, 2 Aug

12:25 p.m. - 1:50 p.m.

YOW

YXU

25h 25m

1 stop

6:10 a.m. - 3:20 p.m.

YXU

YOW

9h 10m

1 stop

C$ 618WestJet

Thu, 23 Jul - Sat, 25 Jul

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Air Canada flights from Ottawa to London, Ontario

Our best Air Canada deals on Ottawa to London, Ontario flight tickets

Air Canada

23 Sep

YOW4:00 p.m.Ottawa

5h 40m

1 stop

YXU9:40 p.m.London

29 Sep

YXU5:40 a.m.London

5h 35m

1 stop

YOW11:15 a.m.Ottawa

C$ 735

Air Canada

20 Sep

YOW6:00 p.m.Ottawa

3h 40m

1 stop

YXU9:40 p.m.London

9 Oct

YXU10:05 a.m.London

5h 05m

1 stop

YOW3:10 p.m.Ottawa

C$ 751

Air Canada

25 Sep

YOW2:00 p.m.Ottawa

3h 43m

1 stop

YXU5:43 p.m.London

3 Oct

YXU6:20 p.m.London

2h 55m

1 stop

YOW9:15 p.m.Ottawa

C$ 752

WestJet flights from Ottawa to London, Ontario

Our best WestJet deals on Ottawa to London, Ontario flight tickets

WestJet

25 Jul

YOW12:25 p.m.Ottawa

25h 25m

1 stop

YXU1:50 p.m.London

26 Jul

YXU2:40 p.m.London

20h 55m

1 stop

YOW11:35 a.m.Ottawa

C$ 509

WestJet

24 Jul

YOW8:15 p.m.Ottawa

9h 05m

1 stop

YXU5:20 a.m.London

26 Jul

YXU2:40 p.m.London

20h 55m

1 stop

YOW11:35 a.m.Ottawa

C$ 519

WestJet

25 Jul

YOW12:25 p.m.Ottawa

25h 25m

1 stop

YXU1:50 p.m.London

28 Jul

YXU8:40 p.m.London

8h 55m

1 stop

YOW5:35 a.m.Ottawa

C$ 553

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Fri 24/7

8:15 p.m.-5:20 a.m.

1 stop9h 05m

London

Sun 26/7

2:40 p.m.-11:35 a.m.

1 stop20h 55m

C$ 519

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Mon 20/7

12:25 p.m.-1:50 p.m.

1 stop25h 25m

London

Fri 31/7

2:40 p.m.-7:47 p.m.

1 stop29h 07m

C$ 543

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 13/8

12:25 p.m.-1:50 p.m.

1 stop25h 25m

London

Thu 20/8

8:40 p.m.-5:15 p.m.

1 stop20h 35m

C$ 557

Quickest round-trip

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Fri 24/7

8:15 p.m.-5:20 a.m.

1 stop9h 05m

London

Sun 26/7

2:40 p.m.-12:20 a.m.

2 stops9h 40m

C$ 559

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sat 25/7

12:25 p.m.-1:50 p.m.

1 stop25h 25m

London

Tue 28/7

8:40 p.m.-5:35 a.m.

1 stop8h 55m

C$ 570

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sat 25/7

12:25 p.m.-1:50 p.m.

1 stop25h 25m

London

Tue 28/7

2:40 p.m.-11:35 a.m.

1 stop20h 55m

C$ 589

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sat 25/7

12:25 p.m.-1:50 p.m.

1 stop25h 25m

London

Tue 28/7

8:40 p.m.-5:35 a.m.

1 stop8h 55m

C$ 591

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Mon 20/7

12:25 p.m.-1:50 p.m.

1 stop25h 25m

London

Fri 31/7

2:40 p.m.-5:35 p.m.

2 stops26h 55m

C$ 600

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sun 26/7

7:20 a.m.-5:20 a.m.

1 stop22h 00m

London

Sun 2/8

2:40 p.m.-12:20 a.m.

2 stops9h 40m

C$ 606

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 23/7

12:25 p.m.-1:50 p.m.

1 stop25h 25m

London

Sat 25/7

6:10 a.m.-3:20 p.m.

1 stop9h 10m

C$ 618

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 Ottawa to London, Ontario

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

What is the cheapest month to fly to London, Ontario?

The month of April is another great option to travel to London, Ontario, with average flight prices from Ottawa averaging around C$ 681.

Can stopping save me money on Ottawa to London, Ontario flights?

You could potentially save up to 19% on your flight if you consider stops on a Ottawa to London, Ontario flight.

When to book flights from Ottawa to London, Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to London, Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ottawa to London, Ontario (YOW to YXU) flight deals and tips

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

Fastest flight time	4h 07m
Direct flights	None

The fastest flight from Ottawa to London, Ontario takes 4h 07m

There are no direct flights from Ottawa to London, Ontario. There are no popular flight routes from Ottawa to London, Ontario.

Search flight deals

Frequently asked questions about flying from Ottawa to London, Ontario

How far is Ottawa to London by plane?
A flight from Ottawa to London will travel around 517.1 km. In terms of flight time, this usually takes a little over 4h 07m.
When did momondo last update prices for flights from Ottawa Airport to London Airport?
Prices for flights from Ottawa Airport to London Airport were last updated today.
How many operators does momondo search for flights from Ottawa Airport to London Airport?
There is 1 operator available for flights from Ottawa Airport to London Airport as of July 2026.
How old do you have to be to fly from Ottawa Airport to London Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to London Airport.
What documentation or ID do you need to fly to London Airport?
The travel and health documents required for your trip to London 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 Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Ottawa to London, Ontario?
momondo data reveals that the most frequently booked airline on the route from Ottawa to London, Ontario is Air Canada, representing 100% of all bookings.

Best airlines flying from Ottawa to London, Ontario

Compare and see reviews for airlines that fly from Ottawa to London, Ontario with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 454	Free Cancellation	Rating 7.1 11,283 reviews		Search Air Canada flights

Grand Bend

Port Stanley

Why use momondo?

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

Finding the right flight to London from Ottawa is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

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

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

Once all potential Ottawa 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 Ottawa to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Ottawa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.