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 50% 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 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$ 267 Cheap Flights from Ottawa to London in 2025/26

1 adult

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Find the cheapest flights from Ottawa to London

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:40 a.m. - 6:34 a.m.

YOW

YXU

24h 54m2 stops

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

YXU

YOW

18h 12m1 stop

C$ 509Multiple Airlines

Thu, 29 Jan - Wed, 4 Feb

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

YOW

YXU

12h 49m1 stop

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

YXU

YOW

18h 12m1 stop

C$ 514Multiple Airlines

Thu, 29 Jan - Wed, 4 Feb

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

YOW

YXU

3h 46m1 stop

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

YXU

YOW

5h 28m1 stop

C$ 520Air Canada

Wed, 11 Feb - Wed, 18 Feb

5:40 a.m. - 6:34 a.m.

YOW

YXU

24h 54m2 stops

7:30 a.m. - 2:17 p.m.

YXU

YOW

30h 47m1 stop

C$ 534Multiple Airlines

Sun, 25 Jan - Fri, 6 Feb

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

YOW

YXU

12h 49m1 stop

7:30 a.m. - 2:17 p.m.

YXU

YOW

30h 47m1 stop

C$ 538Multiple Airlines

Sun, 25 Jan - Fri, 6 Feb

5:40 a.m. - 6:35 a.m.

YOW

YXU

24h 55m2 stops

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

YXU

YOW

18h 12m1 stop

C$ 539Multiple Airlines

Wed, 11 Feb - Wed, 18 Feb

6:05 p.m. - 9:20 p.m.

YOW

YXU

3h 15m1 stop

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

YXU

YOW

3h 38m1 stop

C$ 540Air Canada

Mon, 26 Jan - Mon, 2 Feb

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

YOW

YXU

12h 49m1 stop

8:10 p.m. - 12:39 a.m.

YXU

YOW

28h 29m2 stops

C$ 549WestJet

Mon, 26 Jan - Mon, 2 Feb

5:40 a.m. - 6:34 a.m.

YOW

YXU

24h 54m2 stops

8:10 p.m. - 12:39 a.m.

YXU

YOW

28h 29m2 stops

C$ 640Multiple Airlines

Mon, 26 Jan - Mon, 2 Feb

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

YOW

YXU

11h 20m2 stops

9:25 a.m. - 5:41 p.m.

YXU

YOW

8h 16m2 stops

C$ 643Air Canada

Wed, 11 Feb - Wed, 18 Feb

Air Canada flights from Ottawa to London, Ontario

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

Air Canada

11 Feb

YOW5:00 a.m.Ottawa

3h 46m

1 stop

YXU8:46 a.m.London

18 Feb

YXU5:40 p.m.London

5h 28m

1 stop

YOW11:08 p.m.Ottawa

C$ 520

Find similar

Air Canada

26 Jan

YOW6:05 p.m.Ottawa

3h 15m

1 stop

YXU9:20 p.m.London

2 Feb

YXU5:40 p.m.London

3h 38m

1 stop

YOW9:18 p.m.Ottawa

C$ 540

Find similar

Air Canada

11 Feb

YOW5:45 a.m.Ottawa

11h 20m

2 stops

YXU5:05 p.m.London

18 Feb

YXU9:25 a.m.London

8h 16m

2 stops

YOW5:41 p.m.Ottawa

C$ 643

Find similar

WestJet flights from Ottawa to London, Ontario

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

WestJet

26 Jan

YOW5:45 p.m.Ottawa

12h 49m

1 stop

YXU6:34 a.m.London

2 Feb

YXU8:10 p.m.London

28h 29m

2 stops

YOW12:39 a.m.Ottawa

C$ 549

Find similar

WestJet

8 Jan

YOW5:45 p.m.Ottawa

12h 49m

1 stop

YXU6:34 a.m.London

18 Jan

YXU8:10 p.m.London

22h 11m

3 stops

YOW6:21 p.m.Ottawa

C$ 1,015

Find similar

WestJet

8 Jan

YOW5:45 p.m.Ottawa

12h 49m

1 stop

YXU6:34 a.m.London

11 Jan

YXU8:10 p.m.London

28h 30m

1 stop

YOW12:40 a.m.Ottawa

C$ 1,036

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 29/1

5:40 a.m.-6:34 a.m.

2 stops24h 54m

London

Wed 4/2

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

1 stop18h 12m

C$ 509

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 29/1

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

1 stop12h 49m

London

Wed 4/2

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

1 stop18h 12m

C$ 514

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Wed 11/2

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

1 stop3h 46m

London

Wed 18/2

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

1 stop5h 28m

C$ 520

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sun 25/1

5:40 a.m.-6:34 a.m.

2 stops24h 54m

London

Fri 6/2

7:30 a.m.-2:17 p.m.

1 stop30h 47m

C$ 534

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sun 25/1

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

1 stop12h 49m

London

Fri 6/2

7:30 a.m.-2:17 p.m.

1 stop30h 47m

C$ 538

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Wed 11/2

5:40 a.m.-6:35 a.m.

2 stops24h 55m

London

Wed 18/2

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

1 stop18h 12m

C$ 539

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Mon 26/1

6:05 p.m.-9:20 p.m.

1 stop3h 15m

London

Mon 2/2

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

1 stop3h 38m

C$ 540

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Mon 26/1

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

1 stop12h 49m

London

Mon 2/2

8:10 p.m.-12:39 a.m.

2 stops28h 29m

C$ 549

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Mon 26/1

5:40 a.m.-6:34 a.m.

2 stops24h 54m

London

Mon 2/2

8:10 p.m.-12:39 a.m.

2 stops28h 29m

C$ 640

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Wed 11/2

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

2 stops11h 20m

London

Wed 18/2

9:25 a.m.-5:41 p.m.

2 stops8h 16m

C$ 643

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$ 658.

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

As of December 2025, prices for Ottawa to London, Ontario flights are approximately 3% 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	3h 38m
Direct flights	None

The fastest flight from Ottawa to London, Ontario takes 3h 38m

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 38m.
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 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 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$ 542	Free Cancellation	Rating 7.1 10,564 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.