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 49% 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.

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

WestJet and Air Canada are the most popular carriers operating from Ottawa to London

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 are 2 operators available for flights from Ottawa Airport to London Airport as of December 2025.

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$ 268 Cheap Flights from Ottawa to London in 2025/26

1 adult

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Find the cheapest flights from Ottawa to London

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:45 p.m. - 6:34 a.m.

YOW

YXU

12h 49m1 stop

8:10 p.m. - 4:53 p.m.

YXU

YOW

20h 43m1 stop

C$ 586WestJet

Thu, 15 Jan - Mon, 19 Jan

12:00 p.m. - 5:05 p.m.

YOW

YXU

5h 05m1 stop

9:50 a.m. - 3:23 p.m.

YXU

YOW

5h 33m1 stop

C$ 619Air Canada

Sat, 24 Jan - Sat, 31 Jan

12:00 p.m. - 5:05 p.m.

YOW

YXU

5h 05m1 stop

9:50 a.m. - 4:23 p.m.

YXU

YOW

6h 33m2 stops

C$ 736Air Canada

Thu, 15 Jan - Mon, 19 Jan

5:00 a.m. - 8:46 a.m.

YOW

YXU

3h 46m1 stop

9:50 a.m. - 5:41 p.m.

YXU

YOW

7h 51m2 stops

C$ 740Air Canada

Thu, 15 Jan - Mon, 19 Jan

10:45 a.m. - 5:05 p.m.

YOW

YXU

6h 20m2 stops

9:50 a.m. - 5:41 p.m.

YXU

YOW

7h 51m2 stops

C$ 746Air Canada

Thu, 15 Jan - Mon, 19 Jan

5:00 a.m. - 8:46 a.m.

YOW

YXU

3h 46m1 stop

5:40 p.m. - 9:18 p.m.

YXU

YOW

3h 38m1 stop

C$ 975Air Canada

Wed, 24 Dec - Thu, 25 Dec

6:55 p.m. - 6:34 a.m.

YOW

YXU

35h 39m2 stops

8:10 p.m. - 2:22 p.m.

YXU

YOW

18h 12m1 stop

C$ 992Multiple Airlines

Sun, 4 Jan - Sun, 11 Jan

5:00 a.m. - 8:46 a.m.

YOW

YXU

3h 46m1 stop

9:25 a.m. - 3:23 p.m.

YXU

YOW

5h 58m1 stop

C$ 1,017Air Canada

Fri, 19 Dec - Wed, 31 Dec

5:00 a.m. - 8:46 a.m.

YOW

YXU

3h 46m1 stop

5:10 a.m. - 9:23 a.m.

YXU

YOW

4h 13m1 stop

C$ 1,061Air Canada

Thu, 18 Dec - Sun, 28 Dec

6:05 p.m. - 9:21 p.m.

YOW

YXU

3h 16m1 stop

5:40 p.m. - 11:08 p.m.

YXU

YOW

5h 28m1 stop

C$ 1,123Air Canada

Sun, 21 Dec - Sun, 28 Dec

WestJet flights from Ottawa to London, Ontario

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

WestJet

15 Jan

YOW5:45 p.m.Ottawa

12h 49m

1 stop

YXU6:34 a.m.London

19 Jan

YXU8:10 p.m.London

20h 43m

1 stop

YOW4:53 p.m.Ottawa

C$ 586

Find similar

WestJet

4 Jan

YOW5:45 p.m.Ottawa

12h 49m

1 stop

YXU6:34 a.m.London

11 Jan

YXU8:10 p.m.London

22h 11m

3 stops

YOW6:21 p.m.Ottawa

C$ 1,571

Find similar

Air Canada flights from Ottawa to London, Ontario

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

Air Canada

24 Jan

YOW12:00 p.m.Ottawa

5h 05m

1 stop

YXU5:05 p.m.London

31 Jan

YXU9:50 a.m.London

5h 33m

1 stop

YOW3:23 p.m.Ottawa

C$ 619

Find similar

Air Canada

15 Jan

YOW2:05 p.m.Ottawa

3h 00m

1 stop

YXU5:05 p.m.London

19 Jan

YXU5:40 p.m.London

5h 28m

1 stop

YOW11:08 p.m.Ottawa

C$ 736

Find similar

Air Canada

15 Jan

YOW5:00 a.m.Ottawa

3h 46m

1 stop

YXU8:46 a.m.London

19 Jan

YXU9:50 a.m.London

7h 51m

2 stops

YOW5:41 p.m.Ottawa

C$ 740

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 15/1

5:45 p.m.-6:34 a.m.

1 stop12h 49m

London

Mon 19/1

8:10 p.m.-4:53 p.m.

1 stop20h 43m

C$ 586

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sat 24/1

12:00 p.m.-5:05 p.m.

1 stop5h 05m

London

Sat 31/1

9:50 a.m.-3:23 p.m.

1 stop5h 33m

C$ 619

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 15/1

12:00 p.m.-5:05 p.m.

1 stop5h 05m

London

Mon 19/1

9:50 a.m.-4:23 p.m.

2 stops6h 33m

C$ 736

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 15/1

5:00 a.m.-8:46 a.m.

1 stop3h 46m

London

Mon 19/1

9:50 a.m.-5:41 p.m.

2 stops7h 51m

C$ 740

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 15/1

10:45 a.m.-5:05 p.m.

2 stops6h 20m

London

Mon 19/1

9:50 a.m.-5:41 p.m.

2 stops7h 51m

C$ 746

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Wed 24/12

5:00 a.m.-8:46 a.m.

1 stop3h 46m

London

Thu 25/12

5:40 p.m.-9:18 p.m.

1 stop3h 38m

C$ 975

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sun 4/1

6:55 p.m.-6:34 a.m.

2 stops35h 39m

London

Sun 11/1

8:10 p.m.-2:22 p.m.

1 stop18h 12m

C$ 992

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Fri 19/12

5:00 a.m.-8:46 a.m.

1 stop3h 46m

London

Wed 31/12

9:25 a.m.-3:23 p.m.

1 stop5h 58m

C$ 1,017

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 18/12

5:00 a.m.-8:46 a.m.

1 stop3h 46m

London

Sun 28/12

5:10 a.m.-9:23 a.m.

1 stop4h 13m

C$ 1,061

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sun 21/12

6:05 p.m.-9:21 p.m.

1 stop3h 16m

London

Sun 28/12

5:40 p.m.-11:08 p.m.

1 stop5h 28m

C$ 1,123

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 September is another great option to travel to London, Ontario, with average flight prices from Ottawa averaging around C$ 665.

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

According to our data, Thursday is the cheapest day to fly to London, Ontario from Ottawa. The lowest ticket price found for a Thursday departure recently was C$ 813. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Tuesday is the most expensive day to depart from Ottawa because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 909.

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

Our most recent data shows that the best time of day to fly to London, Ontario is in the morning. Flights from Ottawa to London, Ontario during this time can be as low as C$ 885. Flights at noon are often more expensive with an average ticket price of C$ 1,378.

How have Ottawa to London, Ontario flight prices changed over time?

As of December 2025, prices for Ottawa to London, Ontario flights are approximately 2% cheaper when compared to flights at the same time last year.

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	5h 05m
Direct flights	None

The fastest flight from Ottawa to London, Ontario takes 5h 05m

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

Search flight deals

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 3h 00m.
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 are 2 operators available for flights from Ottawa Airport to London Airport as of December 2025.
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 88% of all bookings. The subsequent popular airline is WestJet at 12%.

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
WestJet	PriceFrom C$ 373	Free Cancellation	Rating 7.2 3,193 reviews		Search WestJet flights
Air Canada	PriceFrom C$ 568	Free Cancellation	Rating 7.1 10,514 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.