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.

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

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 are 2 operators available for flights from Ottawa Airport to London Airport as of November 2025.

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$ 233 Cheap Flights from Ottawa to London in 2025/26

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.

5:45 p.m. - 6:34 a.m.YOW-YXU

12h 49m1 stop

8:10 p.m. - 12:40 a.m.YXU-YOW

28h 30m1 stop

C$ 547WestJet

Find Deal

lun., 26 janv. - mar., 27 janv.

5:00 a.m. - 8:46 a.m.YOW-YXU

3h 46m1 stop

5:40 p.m. - 11:08 p.m.YXU-YOW

5h 28m1 stop

C$ 640Air Canada

Find Deal

mer., 24 déc. - mer., 7 janv.

12:05 p.m. - 5:05 p.m.YOW-YXU

5h 00m1 stop

9:25 a.m. - 1:18 p.m.YXU-YOW

3h 53m1 stop

C$ 694Air Canada

Find Deal

lun., 22 déc. - ven., 9 janv.

5:00 a.m. - 8:46 a.m.YOW-YXU

3h 46m1 stop

5:10 a.m. - 8:18 a.m.YXU-YOW

3h 08m1 stop

C$ 702Air Canada

Find Deal

mer., 24 déc. - lun., 5 janv.

5:00 a.m. - 8:46 a.m.YOW-YXU

3h 46m1 stop

5:10 a.m. - 8:18 a.m.YXU-YOW

3h 08m1 stop

C$ 711Air Canada

Find Deal

sam., 20 déc. - ven., 26 déc.

2:50 p.m. - 9:21 p.m.YOW-YXU

6h 31m2 stops

9:25 a.m. - 5:42 p.m.YXU-YOW

8h 17m2 stops

C$ 736Air Canada

Find Deal

lun., 26 janv. - mar., 27 janv.

5:00 a.m. - 8:46 a.m.YOW-YXU

3h 46m1 stop

5:40 p.m. - 9:18 p.m.YXU-YOW

3h 38m1 stop

C$ 747Air Canada

Find Deal

dim., 28 déc. - mar., 30 déc.

5:00 a.m. - 8:46 a.m.YOW-YXU

3h 46m1 stop

9:25 a.m. - 1:18 p.m.YXU-YOW

3h 53m1 stop

C$ 751Air Canada

Find Deal

mar., 23 déc. - mar., 30 déc.

5:00 a.m. - 8:46 a.m.YOW-YXU

3h 46m1 stop

5:10 a.m. - 8:18 a.m.YXU-YOW

3h 08m1 stop

C$ 756Air Canada

Find Deal

ven., 19 déc. - lun., 29 déc.

6:45 a.m. - 6:34 a.m.YOW-YXU

23h 49m2 stops

8:10 p.m. - 2:22 p.m.YXU-YOW

18h 12m1 stop

C$ 809Multiple Airlines

Find Deal

mer., 24 déc. - mer., 7 janv.

Air Canada flights from Ottawa to London, Ontario

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

Air Canada

24 Dec

YOW5:00 a.m.Ottawa

3h 46m

1 stop

YXU8:46 a.m.London

7 Jan

YXU5:40 p.m.London

5h 28m

1 stop

YOW11:08 p.m.Ottawa

C$ 640

Find similar

Air Canada

22 Dec

YOW12:05 p.m.Ottawa

5h 00m

1 stop

YXU5:05 p.m.London

9 Jan

YXU9:25 a.m.London

3h 53m

1 stop

YOW1:18 p.m.Ottawa

C$ 694

Find similar

Air Canada

24 Dec

YOW5:00 a.m.Ottawa

3h 46m

1 stop

YXU8:46 a.m.London

5 Jan

YXU5:10 a.m.London

3h 08m

1 stop

YOW8:18 a.m.Ottawa

C$ 702

Find similar

WestJet flights from Ottawa to London, Ontario

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

WestJet

26 Jan

YOW5:45 p.m.Ottawa

12h 49m

1 stop

YXU6:34 a.m.London

27 Jan

YXU8:10 p.m.London

28h 30m

1 stop

YOW12:40 a.m.Ottawa

C$ 547

Find similar

WestJet

22 Dec

YOW5:45 p.m.Ottawa

12h 49m

1 stop

YXU6:34 a.m.London

8 Jan

YXU8:10 p.m.London

22h 11m

2 stops

YOW6:21 p.m.Ottawa

C$ 878

Find similar

WestJet

9 Dec

YOW5:45 p.m.Ottawa

12h 49m

1 stop

YXU6:34 a.m.London

16 Dec

YXU8:10 p.m.London

28h 30m

1 stop

YOW12:40 a.m.Ottawa

C$ 914

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

lun. 26/1

5:45 p.m.-6:34 a.m.

1 stop12h 49m

London

mar. 27/1

8:10 p.m.-12:40 a.m.

1 stop28h 30m

C$ 547

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

mer. 24/12

5:00 a.m.-8:46 a.m.

1 stop3h 46m

London

mer. 7/1

5:40 p.m.-11:08 p.m.

1 stop5h 28m

C$ 640

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

lun. 22/12

12:05 p.m.-5:05 p.m.

1 stop5h 00m

London

ven. 9/1

9:25 a.m.-1:18 p.m.

1 stop3h 53m

C$ 694

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

mer. 24/12

5:00 a.m.-8:46 a.m.

1 stop3h 46m

London

lun. 5/1

5:10 a.m.-8:18 a.m.

1 stop3h 08m

C$ 702

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

sam. 20/12

5:00 a.m.-8:46 a.m.

1 stop3h 46m

London

ven. 26/12

5:10 a.m.-8:18 a.m.

1 stop3h 08m

C$ 711

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

lun. 26/1

2:50 p.m.-9:21 p.m.

2 stops6h 31m

London

mar. 27/1

9:25 a.m.-5:42 p.m.

2 stops8h 17m

C$ 736

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

dim. 28/12

5:00 a.m.-8:46 a.m.

1 stop3h 46m

London

mar. 30/12

5:40 p.m.-9:18 p.m.

1 stop3h 38m

C$ 747

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

mar. 23/12

5:00 a.m.-8:46 a.m.

1 stop3h 46m

London

mar. 30/12

9:25 a.m.-1:18 p.m.

1 stop3h 53m

C$ 751

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

ven. 19/12

5:00 a.m.-8:46 a.m.

1 stop3h 46m

London

lun. 29/12

5:10 a.m.-8:18 a.m.

1 stop3h 08m

C$ 756

OttawaLondon

YOW - YXU

YOWYXU

Ottawa

mer. 24/12

6:45 a.m.-6:34 a.m.

2 stops23h 49m

London

mer. 7/1

8:10 p.m.-2:22 p.m.

1 stop18h 12m

C$ 809

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 September is another great option to travel to London, Ontario, with average flight prices from Ottawa averaging around C$ 649.

What is the cheapest day to depart on your flight to London, Ontario?

According to our data, Thursday is the cheapest day to fly to London, Ontario from Ottawa. The lowest ticket price found for a Thursday departure recently was C$ 830. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Tuesday is the most expensive day to depart from Ottawa because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 927.

What is the cheapest time of day to depart on your flight to London, Ontario?

Our most recent data shows that the best time of day to fly to London, Ontario is in the morning. Flights from Ottawa to London, Ontario during this time can be as low as C$ 903. Flights at noon are often more expensive with an average ticket price of C$ 1,406.

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

As of November 2025, prices for Ottawa to London, Ontario flights are approximately 4% cheaper when compared to flights at the same time last year.

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

Direct flights	None

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 are 2 operators available for flights from Ottawa Airport to London Airport as of November 2025.
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 89% of all bookings. The subsequent popular airline is WestJet at 11%.

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
WestJet	PriceFrom C$ 381	Free Cancellation	Rating 7.2 3,173 reviews		Search WestJet flights
Air Canada	PriceFrom C$ 558	Free Cancellation	Rating 7.1 10,469 reviews		Search Air Canada flights

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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.