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

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 53% 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 March 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$ 328 Cheap Flights from Ottawa to London in 2026

1 adult

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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.

7:20 a.m. - 4:45 p.m.

YOW

YXU

9h 25m

1 stop

5:55 p.m. - 5:35 a.m.

YXU

YOW

11h 40m

1 stop

C$ 643WestJet

Thu, 30 Apr - Mon, 4 May

6:15 p.m. - 5:20 a.m.

YOW

YXU

11h 05m

2 stops

5:55 p.m. - 12:30 p.m.

YXU

YOW

18h 35m

2 stops

C$ 679WestJet

Mon, 25 May - Mon, 8 Jun

4:15 p.m. - 4:45 p.m.

YOW

YXU

24h 30m

1 stop

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

YXU

YOW

9h 40m

2 stops

C$ 682WestJet

Fri, 22 May - Sun, 24 May

8:35 a.m. - 5:20 a.m.

YOW

YXU

20h 45m

1 stop

5:55 p.m. - 12:58 p.m.

YXU

YOW

19h 03m

1 stop

C$ 686Multiple Airlines

Mon, 25 May - Mon, 8 Jun

7:30 a.m. - 5:20 a.m.

YOW

YXU

21h 50m

1 stop

5:55 p.m. - 5:35 a.m.

YXU

YOW

11h 40m

1 stop

C$ 689WestJet

Sun, 26 Apr - Thu, 30 Apr

7:25 p.m. - 5:20 a.m.

YOW

YXU

33h 55m

2 stops

6:10 a.m. - 5:15 p.m.

YXU

YOW

11h 05m

1 stop

C$ 690Multiple Airlines

Sat, 25 Apr - Sat, 2 May

12:25 p.m. - 5:20 a.m.

YOW

YXU

16h 55m

2 stops

6:10 a.m. - 12:58 p.m.

YXU

YOW

30h 48m

1 stop

C$ 691Multiple Airlines

Sun, 26 Apr - Thu, 30 Apr

2:05 p.m. - 5:04 p.m.

YOW

YXU

2h 59m

1 stop

5:40 p.m. - 11:06 p.m.

YXU

YOW

5h 26m

1 stop

C$ 701Air Canada

Tue, 21 Apr - Sat, 25 Apr

6:15 p.m. - 5:20 a.m.

YOW

YXU

11h 05m

2 stops

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

YXU

YOW

14h 55m

2 stops

C$ 704WestJet

Fri, 22 May - Sun, 24 May

5:05 a.m. - 8:53 a.m.

YOW

YXU

3h 48m

1 stop

12:20 p.m. - 3:11 p.m.

YXU

YOW

2h 51m

1 stop

C$ 718Air Canada

Fri, 15 May - Sat, 23 May

WestJet flights from Ottawa to London, Ontario

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

WestJet

30 Apr

YOW7:20 a.m.Ottawa

9h 25m

1 stop

YXU4:45 p.m.London

4 May

YXU5:55 p.m.London

11h 40m

1 stop

YOW5:35 a.m.Ottawa

C$ 643

WestJet

25 May

YOW6:15 p.m.Ottawa

11h 05m

2 stops

YXU5:20 a.m.London

8 Jun

YXU5:55 p.m.London

18h 35m

2 stops

YOW12:30 p.m.Ottawa

C$ 679

WestJet

26 Apr

YOW7:30 a.m.Ottawa

21h 50m

1 stop

YXU5:20 a.m.London

30 Apr

YXU5:55 p.m.London

11h 40m

1 stop

YOW5:35 a.m.Ottawa

C$ 689

Air Canada flights from Ottawa to London, Ontario

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

Air Canada

21 Apr

YOW2:05 p.m.Ottawa

2h 59m

1 stop

YXU5:04 p.m.London

25 Apr

YXU5:40 p.m.London

5h 26m

1 stop

YOW11:06 p.m.Ottawa

C$ 701

Air Canada

20 Apr

YOW2:05 p.m.Ottawa

2h 59m

1 stop

YXU5:04 p.m.London

23 Apr

YXU5:40 p.m.London

3h 36m

1 stop

YOW9:16 p.m.Ottawa

C$ 722

Air Canada

25 Apr

YOW12:00 p.m.Ottawa

5h 04m

1 stop

YXU5:04 p.m.London

2 May

YXU12:20 p.m.London

4h 51m

1 stop

YOW5:11 p.m.Ottawa

C$ 723

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 30/4

7:20 a.m.-4:45 p.m.

1 stop9h 25m

London

Mon 4/5

5:55 p.m.-5:35 a.m.

1 stop11h 40m

C$ 643

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Mon 25/5

6:15 p.m.-5:20 a.m.

2 stops11h 05m

London

Mon 8/6

5:55 p.m.-12:30 p.m.

2 stops18h 35m

C$ 679

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Fri 22/5

4:15 p.m.-4:45 p.m.

1 stop24h 30m

London

Sun 24/5

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

2 stops9h 40m

C$ 682

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Mon 25/5

8:35 a.m.-5:20 a.m.

1 stop20h 45m

London

Mon 8/6

5:55 p.m.-12:58 p.m.

1 stop19h 03m

C$ 686

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sun 26/4

7:30 a.m.-5:20 a.m.

1 stop21h 50m

London

Thu 30/4

5:55 p.m.-5:35 a.m.

1 stop11h 40m

C$ 689

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sat 25/4

7:25 p.m.-5:20 a.m.

2 stops33h 55m

London

Sat 2/5

6:10 a.m.-5:15 p.m.

1 stop11h 05m

C$ 690

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Sun 26/4

12:25 p.m.-5:20 a.m.

2 stops16h 55m

London

Thu 30/4

6:10 a.m.-12:58 p.m.

1 stop30h 48m

C$ 691

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Tue 21/4

2:05 p.m.-5:04 p.m.

1 stop2h 59m

London

Sat 25/4

5:40 p.m.-11:06 p.m.

1 stop5h 26m

C$ 701

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Fri 22/5

6:15 p.m.-5:20 a.m.

2 stops11h 05m

London

Sun 24/5

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

2 stops14h 55m

C$ 704

Quickest round-trip

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Fri 15/5

5:05 a.m.-8:53 a.m.

1 stop3h 48m

London

Sat 23/5

12:20 p.m.-3:11 p.m.

1 stop2h 51m

C$ 718

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 February is another great option to travel to London, Ontario, with average flight prices from Ottawa averaging around C$ 654.

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

You could potentially save up to 10% on your flight if you consider stops on a Ottawa to London, Ontario flight.

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

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 32m
Direct flights	None

The fastest flight from Ottawa to London, Ontario takes 3h 32m

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 32m.
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 March 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$ 538	Free Cancellation	Rating 7.1 10,801 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.