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 October 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$ 312 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.

7:05 a.m. - 5:45 p.m.YOW Ottawa-YXU London

10h 40m1 stop Fort Lauderdale

10:15 a.m. - 11:40 p.m.YXU London-YOW Ottawa

37h 25m2 stops Fort Lauderdale Toronto Pearson Intl

C$ 645Multiple Airlines

Mon, 23 Nov - Mon, 30 Nov

7:05 a.m. - 5:45 p.m.YOW Ottawa-YXU London

10h 40m1 stop Fort Lauderdale

10:15 a.m. - 5:24 p.m.YXU London-YOW Ottawa

31h 09m1 stop Fort Lauderdale

C$ 751Porter Airlines

Sun, 22 Nov - Sun, 29 Nov

12:50 p.m. - 5:45 p.m.YOW Ottawa-YXU London

28h 55m2 stops Toronto Pearson Intl Fort Lauderdale

10:15 a.m. - 5:24 p.m.YXU London-YOW Ottawa

31h 09m1 stop Fort Lauderdale

C$ 762Porter Airlines

Sun, 22 Nov - Sun, 29 Nov

7:05 a.m. - 5:45 p.m.YOW Ottawa-YXU London

10h 40m1 stop Fort Lauderdale

6:40 a.m. - 1:10 p.m.YXU London-YOW Ottawa

30h 30m1 stop Calgary

C$ 769Multiple Airlines

Mon, 23 Nov - Mon, 30 Nov

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

13h 20m1 stop Calgary

10:15 a.m. - 11:19 p.m.YXU London-YOW Ottawa

13h 04m1 stop Fort Lauderdale

C$ 846Multiple Airlines

Mon, 16 Nov - Wed, 18 Nov

6:55 p.m. - 5:35 a.m.YOW Ottawa-YXU London

10h 40m1 stop Calgary

8:20 a.m. - 5:15 p.m.YXU London-YOW Ottawa

32h 55m2 stops Orlando Hamilton

C$ 869Multiple Airlines

Thu, 10 Dec - Thu, 17 Dec

6:55 p.m. - 5:35 a.m.YOW Ottawa-YXU London

10h 40m1 stop Calgary

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

17h 00m1 stop Calgary

C$ 888Multiple Airlines

Tue, 24 Nov - Tue, 1 Dec

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

12h 15m2 stops Toronto Pearson Intl Fort Lauderdale

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

15h 22m2 stops Calgary Toronto Pearson Intl

C$ 891Multiple Airlines

Mon, 23 Nov - Mon, 30 Nov

9:10 a.m. - 2:39 p.m.YOW Ottawa-YXU London

5h 29m1 stop Toronto Pearson Intl

5:30 a.m. - 8:15 a.m.YXU London-YOW Ottawa

2h 45m1 stop Toronto Pearson Intl

C$ 908Air Canada

Fri, 5 Mar - Mon, 8 Mar

10:05 a.m. - 2:42 p.m.YOW Ottawa-YXU London

4h 37m1 stop Toronto Pearson Intl

3:20 p.m. - 7:30 p.m.YXU London-YOW Ottawa

4h 10m1 stop Toronto Pearson Intl

C$ 1,020Air Canada

Thu, 26 Nov - Sun, 6 Dec

Cheap last-minute flights

Enter your travel dates to find the best prices.

9:10 a.m. - 2:42 p.m.YOW Ottawa-YXU London

5h 32m1 stop Toronto Pearson Intl

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

4h 20m1 stop Toronto Pearson Intl

C$ 1,421Air Canada

Thu, 5 Nov - Thu, 12 Nov

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

24h 05m2 stops Toronto Pearson Intl Calgary

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

17h 00m1 stop Calgary

C$ 1,455WestJet

Thu, 5 Nov - Thu, 12 Nov

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 00m1 stop Calgary

C$ 1,580WestJet

Wed, 4 Nov - Sat, 7 Nov

7:40 a.m. - 5:35 a.m.YOW Ottawa-YXU London

21h 55m2 stops Cancun Calgary

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

17h 00m1 stop Calgary

C$ 1,601Multiple Airlines

Wed, 4 Nov - Sat, 7 Nov

10:20 a.m. - 5:35 a.m.YOW Ottawa-YXU London

19h 15m3 stops Toronto Island Montreal Pierre Elliott Trudeau Intl Calgary

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

15h 22m2 stops Calgary Toronto Pearson Intl

C$ 1,975Multiple Airlines

Thu, 5 Nov - Thu, 12 Nov

10:20 a.m. - 5:35 a.m.YOW Ottawa-YXU London

19h 15m3 stops Toronto Island Montreal Pierre Elliott Trudeau Intl Calgary

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

17h 00m1 stop Calgary

C$ 1,976Multiple Airlines

Thu, 5 Nov - Thu, 12 Nov

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

24h 05m3 stops Toronto Pearson Intl Edmonton Calgary

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

15h 22m3 stops Calgary Vancouver Intl Toronto Pearson Intl

C$ 2,161Multiple Airlines

Thu, 5 Nov - Thu, 12 Nov

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

23h 25m1 stop Calgary

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

25h 27m3 stops Calgary Vancouver Intl Toronto Pearson Intl

C$ 2,652Multiple Airlines

Wed, 4 Nov - Sat, 7 Nov

8:40 a.m. - 5:35 a.m.YOW Ottawa-YXU London

20h 55m2 stops Vancouver Intl Calgary

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

25h 27m3 stops Calgary Vancouver Intl Toronto Pearson Intl

C$ 2,738Multiple Airlines

Wed, 4 Nov - Sat, 7 Nov

10:15 a.m. - 5:35 a.m.YOW Ottawa-YXU London

19h 20m3 stops Toronto Pearson Intl Vancouver Intl Calgary

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

25h 27m3 stops Calgary Vancouver Intl Toronto Pearson Intl

C$ 2,750Multiple Airlines

Wed, 4 Nov - Sat, 7 Nov

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WestJet flights from Ottawa to London, Ontario

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

WestJet

24 Nov

YOW6:10 a.m.Ottawa

23h 25m

1 stop

YXU5:35 a.m.London

1 Dec

YXU6:40 a.m.London

17h 00m

1 stop

YOW11:40 p.m.Ottawa

C$ 894

WestJet

26 Nov

YOW6:10 a.m.Ottawa

23h 25m

1 stop

YXU5:35 a.m.London

1 Dec

YXU6:40 a.m.London

17h 00m

1 stop

YOW11:40 p.m.Ottawa

C$ 909

WestJet

27 Nov

YOW6:10 a.m.Ottawa

23h 25m

1 stop

YXU5:35 a.m.London

30 Nov

YXU6:40 a.m.London

31h 50m

1 stop

YOW2:30 p.m.Ottawa

C$ 950

Air Canada flights from Ottawa to London, Ontario

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

Air Canada

5 Mar

YOW9:10 a.m.Ottawa

5h 29m

1 stop

YXU2:39 p.m.London

8 Mar

YXU5:30 a.m.London

2h 45m

1 stop

YOW8:15 a.m.Ottawa

C$ 908

Air Canada

26 Nov

YOW10:05 a.m.Ottawa

4h 37m

1 stop

YXU2:42 p.m.London

6 Dec

YXU3:20 p.m.London

4h 10m

1 stop

YOW7:30 p.m.Ottawa

C$ 1,020

Air Canada

13 Nov

YOW9:10 a.m.Ottawa

5h 32m

1 stop

YXU2:42 p.m.London

15 Nov

YXU9:05 p.m.London

4h 35m

1 stop

YOW1:40 a.m.Ottawa

C$ 1,045

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Mon 23/11

7:05 a.m.-5:45 p.m.

1 stop10h 40m

London

Mon 30/11

10:15 a.m.-11:40 p.m.

2 stops37h 25m

C$ 645

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Sun 22/11

7:05 a.m.-5:45 p.m.

1 stop10h 40m

London

Sun 29/11

10:15 a.m.-5:24 p.m.

1 stop31h 09m

C$ 751

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Sun 22/11

12:50 p.m.-5:45 p.m.

2 stops28h 55m

London

Sun 29/11

10:15 a.m.-5:24 p.m.

1 stop31h 09m

C$ 762

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Mon 23/11

7:05 a.m.-5:45 p.m.

1 stop10h 40m

London

Mon 30/11

6:40 a.m.-1:10 p.m.

1 stop30h 30m

C$ 769

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Mon 16/11

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

1 stop13h 20m

London

Wed 18/11

10:15 a.m.-11:19 p.m.

1 stop13h 04m

C$ 846

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Thu 10/12

6:55 p.m.-5:35 a.m.

1 stop10h 40m

London

Thu 17/12

8:20 a.m.-5:15 p.m.

2 stops32h 55m

C$ 869

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Tue 24/11

6:55 p.m.-5:35 a.m.

1 stop10h 40m

London

Tue 1/12

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

1 stop17h 00m

C$ 888

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Mon 23/11

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

2 stops12h 15m

London

Mon 30/11

6:40 a.m.-10:02 p.m.

2 stops15h 22m

C$ 891

Quickest round-trip

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Fri 5/3

9:10 a.m.-2:39 p.m.

1 stop5h 29m

London

Mon 8/3

5:30 a.m.-8:15 a.m.

1 stop2h 45m

C$ 908

OttawaLondon

YOW Ottawa - YXU London

YOWYXU

Ottawa

Thu 26/11

10:05 a.m.-2:42 p.m.

1 stop4h 37m

London

Sun 6/12

3:20 p.m.-7:30 p.m.

1 stop4h 10m

C$ 1,020

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 March is another great option to travel to London, Ontario, with average flight prices from Ottawa averaging around C$ 690.

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$ 312
Fastest flight time	18h 57m
Direct flights	None

The best one-way flight to London, Ontario from Ottawa in the past 72 hours is C$ 312. The best round-trip flight deal from Ottawa to London, Ontario found on momondo in the last 72 hours is C$ 645.

The fastest flight from Ottawa to London, Ontario takes 18h 57m

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 18h 57m.
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 October 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$ 447	Free Cancellation	Rating 7.1 11,833 reviews		Search Air Canada flights

Grand Bend

Port Stanley

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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.