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 52% 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 May 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$ 205 Cheap Flights from Ottawa to London, Ontario in 2026

Q: What is the typical price of a round-trip flight between Ottawa and London, Ontario?

Prices are currently low for flights on this route. Typical prices usually range from C$ 1,230 to C$ 1,081. The lowest price recently found on this route was C$ 379.

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. - 1:50 p.m.

YOW

YXU

25h 25m

1 stop

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

YXU

YOW

9h 40m

2 stops

C$ 379WestJet

Thu, 4 Jun - Sun, 7 Jun

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

YOW

YXU

25h 25m

1 stop

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

YXU

YOW

20h 55m

1 stop

C$ 384WestJet

Thu, 4 Jun - Sun, 7 Jun

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$ 426WestJet

Thu, 4 Jun - Sun, 7 Jun

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

YOW

YXU

25h 25m

1 stop

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

YXU

YOW

20h 55m

1 stop

C$ 434WestJet

Thu, 11 Jun - Sun, 14 Jun

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

YOW

YXU

25h 25m

1 stop

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

YXU

YOW

20h 55m

1 stop

C$ 455WestJet

Thu, 11 Jun - Sun, 14 Jun

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

YOW

YXU

25h 25m

1 stop

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

YXU

YOW

20h 55m

1 stop

C$ 509WestJet

Thu, 11 Jun - Sun, 14 Jun

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

YOW

YXU

25h 25m

1 stop

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

YXU

YOW

20h 55m

1 stop

C$ 510WestJet

Thu, 11 Jun - Sun, 14 Jun

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

YOW

YXU

25h 25m

1 stop

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

YXU

YOW

20h 55m

1 stop

C$ 511WestJet

Thu, 11 Jun - Sun, 14 Jun

4:10 p.m. - 1:50 p.m.

YOW

YXU

21h 40m

1 stop

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

YXU

YOW

24h 32m

1 stop

C$ 539Multiple Airlines

Mon, 15 Jun - Sun, 21 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$ 550WestJet

Thu, 4 Jun - Fri, 5 Jun

Air Canada flights from Ottawa to London, Ontario

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

Air Canada

5 Jun

YOW12:00 p.m.Ottawa

2h 58m

1 stop

YXU2:58 p.m.London

8 Jun

YXU5:10 a.m.London

4h 05m

1 stop

YOW9:15 a.m.Ottawa

C$ 631

Air Canada

25 Sep

YOW10:00 a.m.Ottawa

4h 55m

1 stop

YXU2:55 p.m.London

3 Oct

YXU5:40 a.m.London

5h 35m

1 stop

YOW11:15 a.m.Ottawa

C$ 646

Air Canada

23 Sep

YOW12:00 p.m.Ottawa

2h 55m

1 stop

YXU2:55 p.m.London

29 Sep

YXU5:40 a.m.London

3h 35m

1 stop

YOW9:15 a.m.Ottawa

C$ 656

WestJet flights from Ottawa to London, Ontario

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

WestJet

4 Jun

YOW12:25 p.m.Ottawa

25h 25m

1 stop

YXU1:50 p.m.London

7 Jun

YXU2:40 p.m.London

9h 40m

2 stops

YOW12:20 a.m.Ottawa

C$ 379

WestJet

4 Jun

YOW12:25 p.m.Ottawa

25h 25m

1 stop

YXU1:50 p.m.London

7 Jun

YXU2:40 p.m.London

20h 55m

1 stop

YOW11:35 a.m.Ottawa

C$ 384

WestJet

4 Jun

YOW6:25 p.m.Ottawa

19h 25m

2 stops

YXU1:50 p.m.London

7 Jun

YXU2:40 p.m.London

9h 40m

2 stops

YOW12:20 a.m.Ottawa

C$ 426

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 4/6

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

1 stop25h 25m

London

Sun 7/6

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

2 stops9h 40m

C$ 379

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 4/6

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

1 stop25h 25m

London

Sun 7/6

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

1 stop20h 55m

C$ 384

Quickest round-trip

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 4/6

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

2 stops19h 25m

London

Sun 7/6

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

2 stops9h 40m

C$ 426

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 11/6

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

1 stop25h 25m

London

Sun 14/6

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

1 stop20h 55m

C$ 434

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 11/6

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

1 stop25h 25m

London

Sun 14/6

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

1 stop20h 55m

C$ 455

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 11/6

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

1 stop25h 25m

London

Sun 14/6

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

1 stop20h 55m

C$ 509

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 11/6

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

1 stop25h 25m

London

Sun 14/6

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

1 stop20h 55m

C$ 510

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 11/6

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

1 stop25h 25m

London

Sun 14/6

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

1 stop20h 55m

C$ 511

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Mon 15/6

4:10 p.m.-1:50 p.m.

1 stop21h 40m

London

Sun 21/6

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

1 stop24h 32m

C$ 539

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

Thu 4/6

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

1 stop13h 05m

London

Fri 5/6

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

1 stop20h 55m

C$ 550

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 typical price of a round-trip flight between Ottawa and London, Ontario?

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$ 641.

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.

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	5h 43m
Direct flights	None

The fastest flight from Ottawa to London, Ontario takes 5h 43m

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 5h 43m.
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 May 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$ 539	Free Cancellation	Rating 7.1 11,055 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.