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?

Porter Airlines, WestJet and Air Canada are the top three most popular airlines that fly to Ottawa from London, Ontario according to our data. Porter Airlines is the first choice among our users, with 36% 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 December 2025, 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$ 178 Cheap Flights from London to Ottawa in 2025/26

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.

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

YXU

YOW

18h 12m1 stop

5:40 a.m. - 6:34 a.m.

YOW

YXU

24h 54m2 stops

C$ 386Multiple Airlines

Thu, 15 Jan - Mon, 19 Jan

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

YXU

YOW

18h 12m1 stop

6:00 a.m. - 6:34 a.m.

YOW

YXU

24h 34m1 stop

C$ 433Multiple Airlines

Thu, 15 Jan - Mon, 19 Jan

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

YXU

YOW

18h 12m1 stop

5:40 a.m. - 6:34 a.m.

YOW

YXU

24h 54m2 stops

C$ 478Multiple Airlines

Sun, 11 Jan - Sun, 18 Jan

8:10 p.m. - 12:42 a.m.

YXU

YOW

28h 32m2 stops

5:40 a.m. - 6:34 a.m.

YOW

YXU

24h 54m2 stops

C$ 499Multiple Airlines

Thu, 15 Jan - Mon, 19 Jan

7:30 a.m. - 12:40 a.m.

YXU

YOW

17h 10m1 stop

5:40 a.m. - 6:34 a.m.

YOW

YXU

24h 54m2 stops

C$ 514WestJet

Fri, 9 Jan - Mon, 12 Jan

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

YXU

YOW

18h 12m1 stop

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

YOW

YXU

12h 49m1 stop

C$ 524Multiple Airlines

Sun, 11 Jan - Sun, 18 Jan

7:30 a.m. - 12:40 a.m.

YXU

YOW

17h 10m1 stop

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

YOW

YXU

12h 49m1 stop

C$ 533WestJet

Fri, 9 Jan - Mon, 12 Jan

7:30 a.m. - 12:40 a.m.

YXU

YOW

17h 10m1 stop

5:45 p.m. - 6:35 a.m.

YOW

YXU

12h 50m1 stop

C$ 555WestJet

Fri, 20 Feb - Mon, 23 Feb

8:10 p.m. - 12:42 a.m.

YXU

YOW

28h 32m2 stops

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

YOW

YXU

23h 49m3 stops

C$ 594Multiple Airlines

Thu, 15 Jan - Mon, 19 Jan

8:10 p.m. - 8:00 p.m.

YXU

YOW

23h 50m2 stops

6:55 p.m. - 6:34 a.m.

YOW

YXU

11h 39m1 stop

C$ 595Multiple Airlines

Tue, 6 Jan - Thu, 8 Jan

WestJet flights from London, Ontario to Ottawa

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

WestJet

9 Jan

YXU7:30 a.m.London

17h 10m

1 stop

YOW12:40 a.m.Ottawa

12 Jan

YOW5:40 a.m.Ottawa

24h 54m

2 stops

YXU6:34 a.m.London

C$ 514

Find similar

WestJet

9 Jan

YXU7:30 a.m.London

17h 10m

1 stop

YOW12:40 a.m.Ottawa

12 Jan

YOW5:45 p.m.Ottawa

12h 49m

1 stop

YXU6:34 a.m.London

C$ 533

Find similar

WestJet

20 Feb

YXU7:30 a.m.London

17h 10m

1 stop

YOW12:40 a.m.Ottawa

23 Feb

YOW5:45 p.m.Ottawa

12h 50m

1 stop

YXU6:35 a.m.London

C$ 555

Find similar

Air Canada flights from London, Ontario to Ottawa

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

Air Canada

15 Jan

YXU9:50 a.m.London

7h 51m

2 stops

YOW5:41 p.m.Ottawa

18 Jan

YOW6:05 p.m.Ottawa

3h 15m

1 stop

YXU9:20 p.m.London

C$ 741

Find similar

Air Canada

15 Jan

YXU9:50 a.m.London

3h 28m

1 stop

YOW1:18 p.m.Ottawa

18 Jan

YOW5:00 a.m.Ottawa

3h 46m

1 stop

YXU8:46 a.m.London

C$ 748

Find similar

Air Canada

15 Jan

YXU9:50 a.m.London

7h 51m

2 stops

YOW5:41 p.m.Ottawa

18 Jan

YOW12:00 p.m.Ottawa

5h 05m

1 stop

YXU5:05 p.m.London

C$ 754

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonOttawa

YXU - YOW

YXUYOW

London

Thu 15/1

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

1 stop18h 12m

Ottawa

Mon 19/1

5:40 a.m.-6:34 a.m.

2 stops24h 54m

C$ 386

LondonOttawa

YXU - YOW

YXUYOW

London

Thu 15/1

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

1 stop18h 12m

Ottawa

Mon 19/1

6:00 a.m.-6:34 a.m.

1 stop24h 34m

C$ 433

LondonOttawa

YXU - YOW

YXUYOW

London

Sun 11/1

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

1 stop18h 12m

Ottawa

Sun 18/1

5:40 a.m.-6:34 a.m.

2 stops24h 54m

C$ 478

LondonOttawa

YXU - YOW

YXUYOW

London

Thu 15/1

8:10 p.m.-12:42 a.m.

2 stops28h 32m

Ottawa

Mon 19/1

5:40 a.m.-6:34 a.m.

2 stops24h 54m

C$ 499

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 9/1

7:30 a.m.-12:40 a.m.

1 stop17h 10m

Ottawa

Mon 12/1

5:40 a.m.-6:34 a.m.

2 stops24h 54m

C$ 514

LondonOttawa

YXU - YOW

YXUYOW

London

Sun 11/1

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

1 stop18h 12m

Ottawa

Sun 18/1

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

1 stop12h 49m

C$ 524

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 9/1

7:30 a.m.-12:40 a.m.

1 stop17h 10m

Ottawa

Mon 12/1

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

1 stop12h 49m

C$ 533

LondonOttawa

YXU - YOW

YXUYOW

London

Fri 20/2

7:30 a.m.-12:40 a.m.

1 stop17h 10m

Ottawa

Mon 23/2

5:45 p.m.-6:35 a.m.

1 stop12h 50m

C$ 555

LondonOttawa

YXU - YOW

YXUYOW

London

Thu 15/1

8:10 p.m.-12:42 a.m.

2 stops28h 32m

Ottawa

Mon 19/1

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

3 stops23h 49m

C$ 594

LondonOttawa

YXU - YOW

YXUYOW

London

Tue 6/1

8:10 p.m.-8:00 p.m.

2 stops23h 50m

Ottawa

Thu 8/1

6:55 p.m.-6:34 a.m.

1 stop11h 39m

C$ 595

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$ 592. If you aren’t able to travel to Ottawa during the month of November, then flying in October is also cheap. Prices for this month can be found on momondo for an average of C$ 641.

What is the cheapest day to depart on your flight to Ottawa?

Our data shows that Thursday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 780. Flights from London, Ontario to Ottawa on a Sunday will generally be more expensive and average around C$ 1,010. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is in the morning. Flights from London, Ontario to Ottawa during this time can be as low as C$ 889. At noon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 950 per ticket.

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	3h 08m
Direct flights	None

The fastest flight from London, Ontario to Ottawa takes 3h 08m

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 3h 08m.
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 December 2025, 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 92% of all bookings. The subsequent popular airline is WestJet at 8%.

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$ 486	Free Cancellation	Rating 7.2 3,204 reviews		Search WestJet flights
Air Canada	PriceFrom C$ 539	Free Cancellation	Rating 7.1 10,534 reviews		Search Air Canada flights

Gatineau

Pembroke

Brockville

Perth

Smiths Falls

Wakefield

Prescott

Petawawa

Calabogie

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.