What is the cheapest airline that flies from London to Ottawa?

WestJet is the most popular carrier operating from London to Ottawa

Which airlines fly to Ottawa?

WestJet, Porter Airlines and Air Canada are the top three most popular airlines that fly to Ottawa from London, Ontario according to our data. WestJet is the first choice among our users, with 37% of people opting to fly with this airline when travelling to Ottawa. Keep in mind that there are 4 different airlines that fly to Ottawa on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from London Airport to Ottawa Airport?

Prices for flights from London Airport to Ottawa Airport were last updated today.

How many operators does momondo search for flights from London Airport to Ottawa Airport?

As of February 2026, there are 2 operators available to choose from for flights from London Airport to Ottawa Airport.

How old do you have to be to fly from London Airport to Ottawa 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 London Airport to Ottawa Airport.

What documentation or ID do you need to fly to Ottawa Airport?

The necessary travel and health documents for your Ottawa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 234 Cheap Flights from London to Ottawa in 2026

1 adult

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Find the cheapest flights from London, Ontario to Ottawa

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

YXU

YOW

10h 00m

2 stops

5:55 a.m. - 1:30 p.m.

YOW

YXU

7h 35m

2 stops

C$ 393WestJet

Fri, 5 Jun - Sun, 7 Jun

2:20 p.m. - 11:35 a.m.

YXU

YOW

21h 15m

1 stop

5:55 a.m. - 1:30 p.m.

YOW

YXU

7h 35m

2 stops

C$ 418WestJet

Fri, 5 Jun - Sun, 7 Jun

5:55 p.m. - 5:40 a.m.

YXU

YOW

11h 45m

1 stop

12:25 p.m. - 2:45 p.m.

YOW

YXU

26h 20m

1 stop

C$ 490WestJet

Sat, 13 Jun - Mon, 15 Jun

5:55 p.m. - 5:40 a.m.

YXU

YOW

11h 45m

1 stop

6:25 p.m. - 2:45 p.m.

YOW

YXU

20h 20m

2 stops

C$ 508WestJet

Sat, 13 Jun - Mon, 15 Jun

2:20 p.m. - 11:35 a.m.

YXU

YOW

21h 15m

1 stop

7:20 a.m. - 4:50 p.m.

YOW

YXU

9h 30m

1 stop

C$ 546WestJet

Fri, 5 Jun - Sun, 7 Jun

5:55 p.m. - 5:40 a.m.

YXU

YOW

11h 45m

1 stop

7:20 a.m. - 4:50 p.m.

YOW

YXU

9h 30m

1 stop

C$ 575WestJet

Fri, 5 Jun - Sat, 6 Jun

5:55 p.m. - 3:25 p.m.

YXU

YOW

21h 30m

1 stop

1:20 p.m. - 5:20 a.m.

YOW

YXU

16h 00m

1 stop

C$ 604WestJet

Mon, 15 Jun - Wed, 17 Jun

5:40 p.m. - 9:16 p.m.

YXU

YOW

3h 36m

1 stop

12:00 p.m. - 5:03 p.m.

YOW

YXU

5h 03m

1 stop

C$ 606Air Canada

Wed, 15 Apr - Sun, 19 Apr

5:10 a.m. - 9:21 a.m.

YXU

YOW

4h 11m

1 stop

6:05 p.m. - 9:18 p.m.

YOW

YXU

3h 13m

1 stop

C$ 607Air Canada

Thu, 16 Apr - Sun, 19 Apr

5:40 p.m. - 11:06 p.m.

YXU

YOW

5h 26m

1 stop

5:00 a.m. - 8:43 a.m.

YOW

YXU

3h 43m

1 stop

C$ 609Air Canada

Wed, 15 Apr - Sun, 19 Apr

Air Canada flights from London, Ontario to Ottawa

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

Air Canada

15 Apr

YXU5:40 p.m.London

3h 36m

1 stop

YOW9:16 p.m.Ottawa

19 Apr

YOW12:00 p.m.Ottawa

5h 03m

1 stop

YXU5:03 p.m.London

C$ 606

Air Canada

16 Apr

YXU5:10 a.m.London

4h 11m

1 stop

YOW9:21 a.m.Ottawa

19 Apr

YOW6:05 p.m.Ottawa

3h 13m

1 stop

YXU9:18 p.m.London

C$ 607

Air Canada

15 Apr

YXU5:40 p.m.London

5h 26m

1 stop

YOW11:06 p.m.Ottawa

19 Apr

YOW5:00 a.m.Ottawa

3h 43m

1 stop

YXU8:43 a.m.London

C$ 609

WestJet flights from London, Ontario to Ottawa

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

WestJet

5 Jun

YXU2:20 p.m.London

10h 00m

2 stops

YOW12:20 a.m.Ottawa

7 Jun

YOW5:55 a.m.Ottawa

7h 35m

2 stops

YXU1:30 p.m.London

C$ 393

WestJet

5 Jun

YXU2:20 p.m.London

21h 15m

1 stop

YOW11:35 a.m.Ottawa

7 Jun

YOW5:55 a.m.Ottawa

7h 35m

2 stops

YXU1:30 p.m.London

C$ 418

WestJet

13 Jun

YXU5:55 p.m.London

11h 45m

1 stop

YOW5:40 a.m.Ottawa

15 Jun

YOW12:25 p.m.Ottawa

26h 20m

1 stop

YXU2:45 p.m.London

C$ 490

Fly from

Fly to

Route

Depart

Return

Price

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 5/6

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

2 stops10h 00m

Ottawa

Sun 7/6

5:55 a.m.-1:30 p.m.

2 stops7h 35m

C$ 393

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 5/6

2:20 p.m.-11:35 a.m.

1 stop21h 15m

Ottawa

Sun 7/6

5:55 a.m.-1:30 p.m.

2 stops7h 35m

C$ 418

LondonOttawa

YXU - YOW

YXUYOW

London

Sat 13/6

5:55 p.m.-5:40 a.m.

1 stop11h 45m

Ottawa

Mon 15/6

12:25 p.m.-2:45 p.m.

1 stop26h 20m

C$ 490

LondonOttawa

YXU - YOW

YXUYOW

London

Sat 13/6

5:55 p.m.-5:40 a.m.

1 stop11h 45m

Ottawa

Mon 15/6

6:25 p.m.-2:45 p.m.

2 stops20h 20m

C$ 508

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 5/6

2:20 p.m.-11:35 a.m.

1 stop21h 15m

Ottawa

Sun 7/6

7:20 a.m.-4:50 p.m.

1 stop9h 30m

C$ 546

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 5/6

5:55 p.m.-5:40 a.m.

1 stop11h 45m

Ottawa

Sat 6/6

7:20 a.m.-4:50 p.m.

1 stop9h 30m

C$ 575

LondonOttawa

YXU - YOW

YXUYOW

London

Mon 15/6

5:55 p.m.-3:25 p.m.

1 stop21h 30m

Ottawa

Wed 17/6

1:20 p.m.-5:20 a.m.

1 stop16h 00m

C$ 604

LondonOttawa

YXU - YOW

YXUYOW

London

Wed 15/4

5:40 p.m.-9:16 p.m.

1 stop3h 36m

Ottawa

Sun 19/4

12:00 p.m.-5:03 p.m.

1 stop5h 03m

C$ 606

LondonOttawa

YXU - YOW

YXUYOW

London

Thu 16/4

5:10 a.m.-9:21 a.m.

1 stop4h 11m

Ottawa

Sun 19/4

6:05 p.m.-9:18 p.m.

1 stop3h 13m

C$ 607

LondonOttawa

YXU - YOW

YXUYOW

London

Wed 15/4

5:40 p.m.-11:06 p.m.

1 stop5h 26m

Ottawa

Sun 19/4

5:00 a.m.-8:43 a.m.

1 stop3h 43m

C$ 609

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 London, Ontario to Ottawa

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 Ottawa?

The month of November is, on average, the cheapest month to fly to Ottawa from London, Ontario, with most prices found around C$ 585. If you aren’t able to travel to Ottawa during the month of November, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 613.

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

When to book flights from London, Ontario to Ottawa

Are you open to changing your travel dates? Check out the ideal times to fly from London, Ontario to Ottawa according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap London, Ontario to Ottawa (YXU to YOW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London, Ontario to Ottawa

Fastest flight time	4h 11m
Direct flights	None

The fastest flight from London, Ontario to Ottawa takes 4h 11m

There are no direct flights from London, Ontario to Ottawa. There are no popular flight routes from London, Ontario to Ottawa.

Search flight deals

How far is London to Ottawa by plane?
London and Ottawa are 517.1 km apart from one another. By plane, this route typically takes 4h 11m.
When did momondo last update prices for flights from London Airport to Ottawa Airport?
Prices for flights from London Airport to Ottawa Airport were last updated today.
How many operators does momondo search for flights from London Airport to Ottawa Airport?
As of February 2026, there are 2 operators available to choose from for flights from London Airport to Ottawa Airport.
How old do you have to be to fly from London Airport to Ottawa 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 London Airport to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The necessary travel and health documents for your Ottawa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from London, Ontario to Ottawa?
momondo data reveals that the most frequently booked airline on the route from London, Ontario to Ottawa is Air Canada, representing 91% of all bookings. The subsequent popular airline is WestJet at 9%.

Best airlines flying from London, Ontario to Ottawa

Compare and see reviews for airlines that fly from London, Ontario to Ottawa with momondo

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom C$ 335	Free Cancellation	Rating 7.2 3,265 reviews		Search WestJet flights
Air Canada	PriceFrom C$ 531	Free Cancellation	Rating 7.1 10,722 reviews		Search Air Canada flights

Gatineau

Pembroke

Brockville

Perth

Smiths Falls

Prescott

Calabogie

Wakefield

Petawawa

Why use momondo?

Why should I use momondo to find a flight deal from London to Ottawa?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Ottawa. momondo saves you time and could save you money on your trip.

Can I find flights from London to Ottawa with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ottawa from London with this policy.

How can momondo help me find flights from London to Ottawa?

Once you have performed a search for London to Ottawa flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Ottawa right now. Can momondo alert me if prices change?

Price alerts on flights to Ottawa from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.