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 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.

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 November 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$ 435 Cheap Flights from Ottawa to London, Ontario in 2026/27

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.

6:10 a.m. - 5:35 a.m.YOW Ottawa-YXU London

23h 25m1 stop Calgary

6:40 a.m. - 11:40 p.m.YXU London-YOW Ottawa

17h 00m1 stop Calgary

C$ 727WestJet

Tue, 1 Dec - Tue, 8 Dec

8:00 a.m. - 2:05 p.m.YOW Ottawa-YXU London

30h 05m1 stop Orlando

6:15 a.m. - 3:25 p.m.YXU London-YOW Ottawa

9h 10m1 stop Fort Lauderdale

C$ 851Porter Airlines

Wed, 16 Dec - Fri, 25 Dec

4:15 p.m. - 5:35 a.m.YOW Ottawa-YXU London

13h 20m1 stop Calgary

6:40 a.m. - 11:40 p.m.YXU London-YOW Ottawa

17h 00m2 stops Calgary Toronto Pearson Intl

C$ 889WestJet

Tue, 1 Dec - Tue, 8 Dec

7:00 a.m. - 5:35 a.m.YOW Ottawa-YXU London

22h 35m2 stops Toronto Pearson Intl Calgary

6:15 a.m. - 3:25 p.m.YXU London-YOW Ottawa

9h 10m1 stop Fort Lauderdale

C$ 938Multiple Airlines

Wed, 16 Dec - Fri, 25 Dec

8:30 a.m. - 5:35 a.m.YOW Ottawa-YXU London

21h 05m3 stops Victoria Intl Vancouver Intl Calgary

6:40 a.m. - 11:40 p.m.YXU London-YOW Ottawa

17h 00m1 stop Calgary

C$ 939Multiple Airlines

Tue, 1 Dec - Tue, 8 Dec

5:10 a.m. - 8:32 a.m.YOW Ottawa-YXU London

3h 22m1 stop Toronto Pearson Intl

9:15 a.m. - 1:10 p.m.YXU London-YOW Ottawa

3h 55m1 stop Toronto Pearson Intl

C$ 949Air Canada

Thu, 24 Dec - Sun, 27 Dec

5:30 a.m. - 5:35 a.m.YOW Ottawa-YXU London

24h 05m3 stops Toronto Pearson Intl Winnipeg Calgary

6:40 a.m. - 11:40 p.m.YXU London-YOW Ottawa

17h 00m1 stop Calgary

C$ 995WestJet

Wed, 16 Dec - Fri, 25 Dec

7:05 a.m. - 5:00 p.m.YOW Ottawa-YXU London

9h 55m1 stop Fort Lauderdale

10:15 a.m. - 11:34 p.m.YXU London-YOW Ottawa

13h 19m1 stop Fort Lauderdale

C$ 995Porter Airlines

Fri, 27 Nov - Sun, 29 Nov

3:30 p.m. - 5:45 p.m.YOW Ottawa-YXU London

26h 15m1 stop Fort Lauderdale

10:15 a.m. - 11:45 p.m.YXU London-YOW Ottawa

13h 30m1 stop Fort Lauderdale

C$ 1,006Porter Airlines

Sun, 6 Dec - Sun, 13 Dec

5:10 a.m. - 8:32 a.m.YOW Ottawa-YXU London

3h 22m1 stop Toronto Pearson Intl

9:15 a.m. - 3:57 p.m.YXU London-YOW Ottawa

6h 42m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,059Air Canada

Thu, 24 Dec - Sun, 27 Dec

Cheap last-minute flights

Enter your travel dates to find the best prices.

5:10 a.m. - 8:37 a.m.YOW Ottawa-YXU London

3h 27m1 stop Toronto Pearson Intl

9:05 p.m. - 1:40 a.m.YXU London-YOW Ottawa

4h 35m1 stop Toronto Pearson Intl

C$ 1,632Air Canada

Sat, 14 Nov - Sat, 21 Nov

5:10 a.m. - 8:37 a.m.YOW Ottawa-YXU London

3h 27m1 stop Toronto Pearson Intl

3:25 p.m. - 7:45 p.m.YXU London-YOW Ottawa

4h 20m1 stop Toronto Pearson Intl

C$ 1,846Air Canada

Sat, 14 Nov - Tue, 17 Nov

5:10 a.m. - 8:37 a.m.YOW Ottawa-YXU London

3h 27m1 stop Toronto Pearson Intl

3:25 p.m. - 7:45 p.m.YXU London-YOW Ottawa

4h 20m1 stop Toronto Pearson Intl

C$ 1,846Air Canada

Sat, 14 Nov - Mon, 16 Nov

8:55 p.m. - 5:35 a.m.YOW Ottawa-YXU London

32h 40m2 stops Hamilton Calgary

6:40 a.m. - 11:40 p.m.YXU London-YOW Ottawa

17h 00m1 stop Calgary

C$ 2,095Multiple Airlines

Sat, 14 Nov - Sat, 21 Nov

5:30 a.m. - 4:20 p.m.YOW Ottawa-YXU London

34h 50m2 stops Toronto Pearson Intl Punta Cana

6:40 a.m. - 11:40 p.m.YXU London-YOW Ottawa

17h 00m1 stop Calgary

C$ 2,256Multiple Airlines

Sat, 14 Nov - Tue, 17 Nov

8:55 p.m. - 5:35 a.m.YOW Ottawa-YXU London

32h 40m3 stops Hamilton Vancouver Intl Calgary

10:00 a.m. - 10:02 p.m.YXU London-YOW Ottawa

12h 02m2 stops Orlando Toronto Pearson Intl

C$ 3,776Multiple Airlines

Sat, 14 Nov - Sat, 21 Nov

8:55 p.m. - 5:35 a.m.YOW Ottawa-YXU London

32h 40m3 stops Hamilton Vancouver Intl Calgary

6:40 a.m. - 11:40 p.m.YXU London-YOW Ottawa

17h 00m1 stop Calgary

C$ 4,166Multiple Airlines

Sat, 14 Nov - Sat, 21 Nov

5:30 a.m. - 4:20 p.m.YOW Ottawa-YXU London

34h 50m2 stops Toronto Pearson Intl Punta Cana

6:40 a.m. - 11:40 p.m.YXU London-YOW Ottawa

17h 00m1 stop Calgary

C$ 4,212Multiple Airlines

Sat, 14 Nov - Mon, 16 Nov

5:45 p.m. - 5:35 a.m.YOW Ottawa-YXU London

35h 50m2 stops Toronto Pearson Intl Calgary

6:40 a.m. - 10:02 p.m.YXU London-YOW Ottawa

15h 22m2 stops Calgary Toronto Pearson Intl

C$ 4,908Multiple Airlines

Sat, 14 Nov - Tue, 17 Nov

5:45 p.m. - 5:35 a.m.YOW Ottawa-YXU London

35h 50m2 stops Toronto Pearson Intl Calgary

6:40 a.m. - 8:07 a.m.YXU London-YOW Ottawa

25h 27m3 stops Calgary Vancouver Intl Toronto Pearson Intl

C$ 5,405Multiple Airlines

Sat, 14 Nov - Tue, 17 Nov

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Porter Airlines flights from Ottawa to London, Ontario

Our best Porter Airlines deals on Ottawa to London, Ontario flight tickets

Porter Airlines

16 Dec

YOW8:00 a.m.Ottawa

30h 05m

1 stop

YXU2:05 p.m.London

25 Dec

YXU6:15 a.m.London

9h 10m

1 stop

YOW3:25 p.m.Ottawa

C$ 851

Porter Airlines

27 Nov

YOW7:05 a.m.Ottawa

9h 55m

1 stop

YXU5:00 p.m.London

29 Nov

YXU10:15 a.m.London

13h 19m

1 stop

YOW11:34 p.m.Ottawa

C$ 995

Porter Airlines

6 Dec

YOW3:30 p.m.Ottawa

26h 15m

1 stop

YXU5:45 p.m.London

13 Dec

YXU10:15 a.m.London

13h 30m

1 stop

YOW11:45 p.m.Ottawa

C$ 1,006

Air Canada flights from Ottawa to London, Ontario

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

Air Canada

24 Dec

YOW5:10 a.m.Ottawa

3h 22m

1 stop

YXU8:32 a.m.London

27 Dec

YXU9:15 a.m.London

3h 55m

1 stop

YOW1:10 p.m.Ottawa

C$ 949

Air Canada

24 Dec

YOW5:10 a.m.Ottawa

3h 22m

1 stop

YXU8:32 a.m.London

27 Dec

YXU9:15 a.m.London

6h 42m

2 stops

YOW3:57 p.m.Ottawa

C$ 1,059

Air Canada

24 Dec

YOW5:10 a.m.Ottawa

3h 22m

1 stop

YXU8:32 a.m.London

27 Dec

YXU9:15 a.m.London

3h 55m

1 stop

YOW1:10 p.m.Ottawa

C$ 1,066

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Tue 1/12

6:10 a.m.-5:35 a.m.

1 stop23h 25m

London

Tue 8/12

6:40 a.m.-11:40 p.m.

1 stop17h 00m

C$ 727

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Wed 16/12

8:00 a.m.-2:05 p.m.

1 stop30h 05m

London

Fri 25/12

6:15 a.m.-3:25 p.m.

1 stop9h 10m

C$ 851

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Tue 1/12

4:15 p.m.-5:35 a.m.

1 stop13h 20m

London

Tue 8/12

6:40 a.m.-11:40 p.m.

2 stops17h 00m

C$ 889

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Wed 16/12

7:00 a.m.-5:35 a.m.

2 stops22h 35m

London

Fri 25/12

6:15 a.m.-3:25 p.m.

1 stop9h 10m

C$ 938

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Tue 1/12

8:30 a.m.-5:35 a.m.

3 stops21h 05m

London

Tue 8/12

6:40 a.m.-11:40 p.m.

1 stop17h 00m

C$ 939

Quickest round-trip

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Thu 24/12

5:10 a.m.-8:32 a.m.

1 stop3h 22m

London

Sun 27/12

9:15 a.m.-1:10 p.m.

1 stop3h 55m

C$ 949

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Wed 16/12

5:30 a.m.-5:35 a.m.

3 stops24h 05m

London

Fri 25/12

6:40 a.m.-11:40 p.m.

1 stop17h 00m

C$ 995

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Fri 27/11

7:05 a.m.-5:00 p.m.

1 stop9h 55m

London

Sun 29/11

10:15 a.m.-11:34 p.m.

1 stop13h 19m

C$ 995

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Sun 6/12

3:30 p.m.-5:45 p.m.

1 stop26h 15m

London

Sun 13/12

10:15 a.m.-11:45 p.m.

1 stop13h 30m

C$ 1,006

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Thu 24/12

5:10 a.m.-8:32 a.m.

1 stop3h 22m

London

Sun 27/12

9:15 a.m.-3:57 p.m.

2 stops6h 42m

C$ 1,059

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$ 683.

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

You could potentially save up to 45% 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

Best price found	C$ 435
Fastest flight time	3h 07m
Direct flights	None

The best one-way flight to London, Ontario from Ottawa in the past 72 hours is C$ 435. The best round-trip flight deal from Ottawa to London, Ontario found on momondo in the last 72 hours is C$ 727.

The fastest flight from Ottawa to London, Ontario takes 3h 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 3h 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 November 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$ 455	Free Cancellation	Rating 7.1 11,894 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.