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

Air Canada and WestJet are the most popular carriers 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 48% 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 are 2 operators available for flights from Ottawa Airport to London Airport as of October 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$ 374 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

Last minute

Cheap round-trip flights

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6:45 a.m. - 7:12 p.m.YOW-YXU

12h 27m2 stops

8:10 p.m. - 2:30 p.m.YXU-YOW

18h 20m1 stop

C$ 591Multiple Airlines

Find Deal

Tue, 18 Nov - Fri, 21 Nov

5:45 p.m. - 7:12 p.m.YOW-YXU

25h 27m1 stop

8:10 p.m. - 12:40 a.m.YXU-YOW

28h 30m1 stop

C$ 600WestJet

Find Deal

Wed, 12 Nov - Wed, 19 Nov

6:00 a.m. - 7:12 p.m.YOW-YXU

13h 12m1 stop

8:10 p.m. - 2:30 p.m.YXU-YOW

18h 20m1 stop

C$ 602Multiple Airlines

Find Deal

Tue, 18 Nov - Fri, 21 Nov

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

3h 46m1 stop

5:15 a.m. - 9:23 a.m.YXU-YOW

4h 08m1 stop

C$ 623Air Canada

Find Deal

Fri, 14 Nov - Sat, 15 Nov

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

3h 46m1 stop

5:15 a.m. - 8:18 a.m.YXU-YOW

3h 03m1 stop

C$ 625Air Canada

Find Deal

Fri, 14 Nov - Fri, 21 Nov

6:45 a.m. - 7:12 p.m.YOW-YXU

12h 27m2 stops

8:10 p.m. - 2:30 p.m.YXU-YOW

18h 20m1 stop

C$ 636Multiple Airlines

Find Deal

Thu, 6 Nov - Thu, 13 Nov

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

3h 16m1 stop

5:15 a.m. - 9:23 a.m.YXU-YOW

4h 08m1 stop

C$ 659Air Canada

Find Deal

Sat, 13 Dec - Sun, 14 Dec

4:10 p.m. - 9:21 p.m.YOW-YXU

5h 11m1 stop

5:15 a.m. - 8:18 a.m.YXU-YOW

3h 03m1 stop

C$ 667Air Canada

Find Deal

Sat, 22 Nov - Sun, 30 Nov

6:45 p.m. - 7:12 p.m.YOW-YXU

24h 27m2 stops

8:10 p.m. - 2:44 p.m.YXU-YOW

18h 34m2 stops

C$ 668Multiple Airlines

Find Deal

Tue, 18 Nov - Fri, 21 Nov

5:40 a.m. - 7:12 p.m.YOW-YXU

13h 32m2 stops

8:10 p.m. - 12:42 a.m.YXU-YOW

28h 32m3 stops

C$ 758WestJet

Find Deal

Wed, 12 Nov - Wed, 19 Nov

Air Canada flights from Ottawa to London, Ontario

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

Air Canada

14 Nov

YOW5:00 a.m.Ottawa

3h 46m

1 stop

YXU8:46 a.m.London

15 Nov

YXU5:15 a.m.London

4h 08m

1 stop

YOW9:23 a.m.Ottawa

C$ 623

Find similar

Air Canada

14 Nov

YOW5:00 a.m.Ottawa

3h 46m

1 stop

YXU8:46 a.m.London

21 Nov

YXU5:15 a.m.London

3h 03m

1 stop

YOW8:18 a.m.Ottawa

C$ 625

Find similar

Air Canada

13 Dec

YOW6:05 p.m.Ottawa

3h 16m

1 stop

YXU9:21 p.m.London

14 Dec

YXU5:15 a.m.London

4h 08m

1 stop

YOW9:23 a.m.Ottawa

C$ 659

Find similar

WestJet flights from Ottawa to London, Ontario

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

WestJet

12 Nov

YOW5:45 p.m.Ottawa

25h 27m

1 stop

YXU7:12 p.m.London

19 Nov

YXU8:10 p.m.London

28h 30m

1 stop

YOW12:40 a.m.Ottawa

C$ 600

Find similar

WestJet

12 Nov

YOW5:40 a.m.Ottawa

13h 32m

2 stops

YXU7:12 p.m.London

19 Nov

YXU8:10 p.m.London

28h 32m

3 stops

YOW12:42 a.m.Ottawa

C$ 758

Find similar

WestJet

16 Nov

YOW6:00 a.m.Ottawa

13h 12m

1 stop

YXU7:12 p.m.London

20 Nov

YXU8:10 p.m.London

22h 11m

2 stops

YOW6:21 p.m.Ottawa

C$ 1,059

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Tue 18/11

6:45 a.m.-7:12 p.m.

2 stops12h 27m

London

Fri 21/11

8:10 p.m.-2:30 p.m.

1 stop18h 20m

C$ 591

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Wed 12/11

5:45 p.m.-7:12 p.m.

1 stop25h 27m

London

Wed 19/11

8:10 p.m.-12:40 a.m.

1 stop28h 30m

C$ 600

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Tue 18/11

6:00 a.m.-7:12 p.m.

1 stop13h 12m

London

Fri 21/11

8:10 p.m.-2:30 p.m.

1 stop18h 20m

C$ 602

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Fri 14/11

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

1 stop3h 46m

London

Sat 15/11

5:15 a.m.-9:23 a.m.

1 stop4h 08m

C$ 623

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Fri 14/11

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

1 stop3h 46m

London

Fri 21/11

5:15 a.m.-8:18 a.m.

1 stop3h 03m

C$ 625

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 6/11

6:45 a.m.-7:12 p.m.

2 stops12h 27m

London

Thu 13/11

8:10 p.m.-2:30 p.m.

1 stop18h 20m

C$ 636

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sat 13/12

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

1 stop3h 16m

London

Sun 14/12

5:15 a.m.-9:23 a.m.

1 stop4h 08m

C$ 659

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sat 22/11

4:10 p.m.-9:21 p.m.

1 stop5h 11m

London

Sun 30/11

5:15 a.m.-8:18 a.m.

1 stop3h 03m

C$ 667

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Tue 18/11

6:45 p.m.-7:12 p.m.

2 stops24h 27m

London

Fri 21/11

8:10 p.m.-2:44 p.m.

2 stops18h 34m

C$ 668

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Wed 12/11

5:40 a.m.-7:12 p.m.

2 stops13h 32m

London

Wed 19/11

8:10 p.m.-12:42 a.m.

3 stops28h 32m

C$ 758

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

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$ 826. 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$ 924.

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$ 899. Flights at noon are often more expensive with an average ticket price of C$ 1,401.

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

As of October 2025, prices for Ottawa to London, Ontario flights are approximately 26% 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

Direct flights	None

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 2h 58m.
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 October 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 90% of all bookings. The subsequent popular airline is WestJet at 10%.

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$ 379	Free Cancellation	Rating 7.2 3,127 reviews		Search WestJet flights
Air Canada	PriceFrom C$ 556	Free Cancellation	Rating 7.1 10,306 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.