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$ 325 Cheap Flights from Ottawa to London in 2026

1 adult

Discover deals from 900+ travel sites with momondo.

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

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.

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

YOW

YXU

16h 55m

2 stops

2:40 p.m. - 11:35 a.m.

YXU

YOW

20h 55m

1 stop

C$ 580WestJet

Fri, 5 Jun - Sun, 14 Jun

4:15 p.m. - 5:20 a.m.

YOW

YXU

13h 05m

1 stop

2:40 p.m. - 11:35 a.m.

YXU

YOW

20h 55m

1 stop

C$ 589WestJet

Fri, 5 Jun - Sun, 14 Jun

4:15 p.m. - 1:50 p.m.

YOW

YXU

21h 35m

2 stops

2:40 p.m. - 3:12 p.m.

YXU

YOW

24h 32m

1 stop

C$ 630Multiple Airlines

Thu, 21 May - Tue, 26 May

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$ 637WestJet

Thu, 30 Apr - Mon, 4 May

12:25 p.m. - 1:50 p.m.

YOW

YXU

25h 25m

1 stop

2:40 p.m. - 3:12 p.m.

YXU

YOW

24h 32m

1 stop

C$ 642Multiple Airlines

Thu, 21 May - Tue, 26 May

6:25 p.m. - 1:50 p.m.

YOW

YXU

19h 25m

2 stops

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

YXU

YOW

9h 40m

2 stops

C$ 650WestJet

Thu, 21 May - Tue, 26 May

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$ 675WestJet

Fri, 22 May - Sun, 24 May

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

YOW

YXU

11h 05m

2 stops

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

YXU

YOW

9h 40m

2 stops

C$ 690WestJet

Fri, 5 Jun - Sun, 14 Jun

7:00 a.m. - 11:43 a.m.

YOW

YXU

4h 43m

1 stop

9:30 a.m. - 3:11 p.m.

YXU

YOW

5h 41m

1 stop

C$ 691Air Canada

Thu, 11 Jun - Wed, 17 Jun

2:00 p.m. - 5:33 p.m.

YOW

YXU

3h 33m

1 stop

9:30 a.m. - 1:05 p.m.

YXU

YOW

3h 35m

1 stop

C$ 694Air Canada

Fri, 22 May - Sun, 24 May

Air Canada flights from Ottawa to London, Ontario

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

Air Canada

11 Jun

YOW7:00 a.m.Ottawa

4h 43m

1 stop

YXU11:43 a.m.London

17 Jun

YXU9:30 a.m.London

5h 41m

1 stop

YOW3:11 p.m.Ottawa

C$ 691

Air Canada

22 May

YOW2:00 p.m.Ottawa

3h 33m

1 stop

YXU5:33 p.m.London

24 May

YXU9:30 a.m.London

3h 35m

1 stop

YOW1:05 p.m.Ottawa

C$ 694

Air Canada

15 May

YOW5:05 a.m.Ottawa

3h 48m

1 stop

YXU8:53 a.m.London

23 May

YXU12:20 p.m.London

2h 51m

1 stop

YOW3:11 p.m.Ottawa

C$ 710

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$ 637

WestJet

21 May

YOW6:25 p.m.Ottawa

19h 25m

2 stops

YXU1:50 p.m.London

26 May

YXU2:40 p.m.London

9h 40m

2 stops

YOW12:20 a.m.Ottawa

C$ 650

WestJet

22 May

YOW4:15 p.m.Ottawa

24h 30m

1 stop

YXU4:45 p.m.London

24 May

YXU2:40 p.m.London

9h 40m

2 stops

YOW12:20 a.m.Ottawa

C$ 675

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Fri 5/6

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

2 stops16h 55m

London

Sun 14/6

2:40 p.m.-11:35 a.m.

1 stop20h 55m

C$ 580

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Fri 5/6

4:15 p.m.-5:20 a.m.

1 stop13h 05m

London

Sun 14/6

2:40 p.m.-11:35 a.m.

1 stop20h 55m

C$ 589

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 21/5

4:15 p.m.-1:50 p.m.

2 stops21h 35m

London

Tue 26/5

2:40 p.m.-3:12 p.m.

1 stop24h 32m

C$ 630

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$ 637

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 21/5

12:25 p.m.-1:50 p.m.

1 stop25h 25m

London

Tue 26/5

2:40 p.m.-3:12 p.m.

1 stop24h 32m

C$ 642

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 21/5

6:25 p.m.-1:50 p.m.

2 stops19h 25m

London

Tue 26/5

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

2 stops9h 40m

C$ 650

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$ 675

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Fri 5/6

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

2 stops11h 05m

London

Sun 14/6

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

2 stops9h 40m

C$ 690

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 11/6

7:00 a.m.-11:43 a.m.

1 stop4h 43m

London

Wed 17/6

9:30 a.m.-3:11 p.m.

1 stop5h 41m

C$ 691

Quickest round-trip

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Fri 22/5

2:00 p.m.-5:33 p.m.

1 stop3h 33m

London

Sun 24/5

9:30 a.m.-1:05 p.m.

1 stop3h 35m

C$ 694

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$ 648.

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 00m
Direct flights	None

The fastest flight from Ottawa to London, Ontario takes 3h 00m

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 00m.
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$ 533	Free Cancellation	Rating 7.1 10,800 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.