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

WestJet and Air Canada are the most popular carriers 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 35% 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 November 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$ 279 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.

7:30 a.m. - 4:53 p.m.YXU-YOW

9h 23m1 stop

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

12h 49m1 stop

C$ 489WestJet

Find Deal

vie., 9 ene. - dom., 11 ene.

7:30 a.m. - 12:42 a.m.YXU-YOW

17h 12m2 stops

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

12h 49m1 stop

C$ 544WestJet

Find Deal

vie., 9 ene. - dom., 11 ene.

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

5h 28m1 stop

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

3h 46m1 stop

C$ 602Air Canada

Find Deal

jue., 11 dic. - dom., 14 dic.

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

3h 38m1 stop

6:05 p.m. - 9:21 p.m.YOW-YXU

3h 16m1 stop

C$ 611Air Canada

Find Deal

mié., 10 dic. - sáb., 13 dic.

7:30 a.m. - 4:53 p.m.YXU-YOW

9h 23m1 stop

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

24h 54m3 stops

C$ 621WestJet

Find Deal

vie., 9 ene. - dom., 11 ene.

9:25 a.m. - 3:23 p.m.YXU-YOW

5h 58m1 stop

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

3h 46m1 stop

C$ 640Air Canada

Find Deal

jue., 11 dic. - jue., 18 dic.

5:10 a.m. - 9:23 a.m.YXU-YOW

4h 13m1 stop

2:05 p.m. - 5:05 p.m.YOW-YXU

3h 00m1 stop

C$ 642Air Canada

Find Deal

sáb., 6 dic. - lun., 8 dic.

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

28h 30m1 stop

6:00 a.m. - 6:35 a.m.YOW-YXU

24h 35m1 stop

C$ 649WestJet

Find Deal

mar., 7 abr. - jue., 9 abr.

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

28h 30m1 stop

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

12h 50m1 stop

C$ 651WestJet

Find Deal

mar., 7 abr. - jue., 9 abr.

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

3h 38m1 stop

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

5h 00m1 stop

C$ 658Air Canada

Find Deal

jue., 11 dic. - dom., 14 dic.

Air Canada flights from London, Ontario to Ottawa

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

Air Canada

11 Dec

YXU5:40 p.m.London

5h 28m

1 stop

YOW11:08 p.m.Ottawa

14 Dec

YOW5:00 a.m.Ottawa

3h 46m

1 stop

YXU8:46 a.m.London

C$ 602

Find similar

Air Canada

10 Dec

YXU5:40 p.m.London

3h 38m

1 stop

YOW9:18 p.m.Ottawa

13 Dec

YOW6:05 p.m.Ottawa

3h 16m

1 stop

YXU9:21 p.m.London

C$ 611

Find similar

Air Canada

11 Dec

YXU9:25 a.m.London

5h 58m

1 stop

YOW3:23 p.m.Ottawa

18 Dec

YOW5:00 a.m.Ottawa

3h 46m

1 stop

YXU8:46 a.m.London

C$ 640

Find similar

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

9h 23m

1 stop

YOW4:53 p.m.Ottawa

11 Jan

YOW5:45 p.m.Ottawa

12h 49m

1 stop

YXU6:34 a.m.London

C$ 489

Find similar

WestJet

9 Jan

YXU7:30 a.m.London

17h 12m

2 stops

YOW12:42 a.m.Ottawa

11 Jan

YOW5:45 p.m.Ottawa

12h 49m

1 stop

YXU6:34 a.m.London

C$ 544

Find similar

WestJet

9 Jan

YXU7:30 a.m.London

9h 23m

1 stop

YOW4:53 p.m.Ottawa

11 Jan

YOW5:40 a.m.Ottawa

24h 54m

3 stops

YXU6:34 a.m.London

C$ 621

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonOttawa

YXU - YOW

YXUYOW

London

vie. 9/1

7:30 a.m.-4:53 p.m.

1 stop9h 23m

Ottawa

dom. 11/1

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

1 stop12h 49m

C$ 489

LondonOttawa

YXU - YOW

YXUYOW

London

vie. 9/1

7:30 a.m.-12:42 a.m.

2 stops17h 12m

Ottawa

dom. 11/1

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

1 stop12h 49m

C$ 544

LondonOttawa

YXU - YOW

YXUYOW

London

jue. 11/12

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

1 stop5h 28m

Ottawa

dom. 14/12

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

1 stop3h 46m

C$ 602

LondonOttawa

YXU - YOW

YXUYOW

London

mié. 10/12

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

1 stop3h 38m

Ottawa

sáb. 13/12

6:05 p.m.-9:21 p.m.

1 stop3h 16m

C$ 611

LondonOttawa

YXU - YOW

YXUYOW

London

vie. 9/1

7:30 a.m.-4:53 p.m.

1 stop9h 23m

Ottawa

dom. 11/1

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

3 stops24h 54m

C$ 621

LondonOttawa

YXU - YOW

YXUYOW

London

jue. 11/12

9:25 a.m.-3:23 p.m.

1 stop5h 58m

Ottawa

jue. 18/12

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

1 stop3h 46m

C$ 640

LondonOttawa

YXU - YOW

YXUYOW

London

sáb. 6/12

5:10 a.m.-9:23 a.m.

1 stop4h 13m

Ottawa

lun. 8/12

2:05 p.m.-5:05 p.m.

1 stop3h 00m

C$ 642

LondonOttawa

YXU - YOW

YXUYOW

London

mar. 7/4

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

1 stop28h 30m

Ottawa

jue. 9/4

6:00 a.m.-6:35 a.m.

1 stop24h 35m

C$ 649

LondonOttawa

YXU - YOW

YXUYOW

London

mar. 7/4

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

1 stop28h 30m

Ottawa

jue. 9/4

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

1 stop12h 50m

C$ 651

LondonOttawa

YXU - YOW

YXUYOW

London

jue. 11/12

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

1 stop3h 38m

Ottawa

dom. 14/12

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

1 stop5h 00m

C$ 658

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 October is, on average, the cheapest month to fly to Ottawa from London, Ontario, with most prices found around C$ 651. If you aren’t able to travel to Ottawa during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 727.

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$ 793. Flights from London, Ontario to Ottawa on a Sunday will generally be more expensive and average around C$ 1,027. 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$ 904. At noon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 966 per ticket.

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

As of November 2025, prices for London, Ontario to Ottawa flights are approximately 80% more expensive when compared to flights at the same time last year.

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

Direct flights	None

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 November 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$ 400	Free Cancellation	Rating 7.2 3,161 reviews		Search WestJet flights
Air Canada	PriceFrom C$ 550	Free Cancellation	Rating 7.1 10,448 reviews		Search Air Canada flights

Gatineau

Pembroke

Brockville

Smiths Falls

Perth

Wakefield

Calabogie

Prescott

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.