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

WestJet is the most popular carrier operating from London Gatwick to Ottawa

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

Prices for flights from London Gatwick Airport to Ottawa Airport refresh daily.

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

There are 2 operators available for flights from London Gatwick Airport to Ottawa Airport as of September 2025.

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

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

The travel and health documents required for your trip to Ottawa 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 Ottawa Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£257 Cheap Flights from London Gatwick Airport to Ottawa in 2025/26

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Find the cheapest flights from London Gatwick Airport to Ottawa

Round-trip

One-way

Last minute

Cheap return flights

10:45 - 00:22LGW-YOW

18h 37m2 stops

05:55 - 09:25YOW-LGW

22h 30m2 stops

£444WestJet

Find Deal

Sat, 11 Oct - Sat, 18 Oct

12:40 - 00:22LGW-YOW

16h 42m1 stop

05:55 - 10:45YOW-LGW

23h 50m1 stop

£451

Find Deal

Sat, 11 Oct - Sat, 18 Oct

11:35 - 00:22LGW-YOW

17h 47m2 stops

05:55 - 09:50YOW-LGW

22h 55m2 stops

£453

Find Deal

Fri, 10 Oct - Mon, 13 Oct

11:35 - 00:22LGW-YOW

17h 47m2 stops

05:55 - 10:45YOW-LGW

23h 50m1 stop

£467

Find Deal

Fri, 10 Oct - Mon, 13 Oct

10:45 - 14:46LGW-YOW

33h 01m1 stop

05:55 - 09:25YOW-LGW

22h 30m2 stops

£468

Find Deal

Fri, 10 Oct - Wed, 22 Oct

10:45 - 00:22LGW-YOW

18h 37m2 stops

05:55 - 09:25YOW-LGW

22h 30m2 stops

£475WestJet

Find Deal

Wed, 1 Oct - Mon, 6 Oct

11:40 - 00:41LGW-YOW

17h 01m1 stop

18:55 - 09:45YOW-LGW

9h 50m1 stop

£481Air Transat

Find Deal

Thu, 30 Oct - Thu, 6 Nov

11:40 - 08:25LGW-YOW

25h 45m1 stop

06:45 - 09:45YOW-LGW

22h 00m1 stop

£499Air Transat

Find Deal

Fri, 26 Dec - Sat, 17 Jan

12:40 - 21:00LGW-YOW

13h 20m1 stop

17:05 - 10:45YOW-LGW

12h 40m1 stop

£510Air Transat

Find Deal

Wed, 1 Oct - Mon, 6 Oct

11:40 - 08:25LGW-YOW

24h 45m1 stop

18:55 - 09:45YOW-LGW

9h 50m1 stop

£520Air Transat

Find Deal

Wed, 29 Oct - Wed, 5 Nov

Air Transat flights from London Gatwick Airport to Ottawa

Our best Air Transat deals on London Gatwick Airport to Ottawa flight tickets

Air Transat

30 Oct

LGW11:40London Gatwick

17h 01m

1 stop

YOW00:41Ottawa

6 Nov

YOW18:55Ottawa

9h 50m

1 stop

LGW09:45London Gatwick

£481

Find similar

Air Transat

26 Dec

LGW11:40London Gatwick

25h 45m

1 stop

YOW08:25Ottawa

17 Jan

YOW06:45Ottawa

22h 00m

1 stop

LGW09:45London Gatwick

£499

Find similar

Air Transat

1 Oct

LGW12:40London Gatwick

13h 20m

1 stop

YOW21:00Ottawa

6 Oct

YOW17:05Ottawa

12h 40m

1 stop

LGW10:45London Gatwick

£510

Find similar

WestJet flights from London Gatwick Airport to Ottawa

Our best WestJet deals on London Gatwick Airport to Ottawa flight tickets

WestJet

11 Oct

LGW10:45London Gatwick

18h 37m

2 stops

YOW00:22Ottawa

18 Oct

YOW05:55Ottawa

22h 30m

2 stops

LGW09:25London Gatwick

£444

Find similar

WestJet

1 Oct

LGW10:45London Gatwick

18h 37m

2 stops

YOW00:22Ottawa

6 Oct

YOW05:55Ottawa

22h 30m

2 stops

LGW09:25London Gatwick

£475

Find similar

WestJet

20 Oct

LGW10:45London Gatwick

18h 37m

2 stops

YOW00:22Ottawa

23 Oct

YOW05:55Ottawa

22h 30m

2 stops

LGW09:25London Gatwick

£547

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from London Gatwick Airport to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 11/10

10:45-00:22

2 stops18h 37m

Ottawa

Sat 18/10

05:55-09:25

2 stops22h 30m

£444

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 11/10

12:40-00:22

1 stop16h 42m

Ottawa

Sat 18/10

05:55-10:45

1 stop23h 50m

£451

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 10/10

11:35-00:22

2 stops17h 47m

Ottawa

Mon 13/10

05:55-09:50

2 stops22h 55m

£453

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 10/10

11:35-00:22

2 stops17h 47m

Ottawa

Mon 13/10

05:55-10:45

1 stop23h 50m

£467

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 10/10

10:45-14:46

1 stop33h 01m

Ottawa

Wed 22/10

05:55-09:25

2 stops22h 30m

£468

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 1/10

10:45-00:22

2 stops18h 37m

Ottawa

Mon 6/10

05:55-09:25

2 stops22h 30m

£475

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 30/10

11:40-00:41

1 stop17h 01m

Ottawa

Thu 6/11

18:55-09:45

1 stop9h 50m

£481

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 26/12

11:40-08:25

1 stop25h 45m

Ottawa

Sat 17/1

06:45-09:45

1 stop22h 00m

£499

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 1/10

12:40-21:00

1 stop13h 20m

Ottawa

Mon 6/10

17:05-10:45

1 stop12h 40m

£510

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 29/10

11:40-08:25

1 stop24h 45m

Ottawa

Wed 5/11

18:55-09:45

1 stop9h 50m

£520

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Gatwick Airport 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 day to depart on your flight to Ottawa?

The cheapest day to depart on your flight to Ottawa is on a Monday when prices can be found for as low as £543. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around £604. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ottawa.

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

Flying to Ottawa from London Gatwick Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as £473 when looking at flights departing in the evening. In the morning is when there is more demand to fly to Ottawa, so prices are often more expensive at around £582 per ticket.

Can stopping save me money on London Gatwick Airport to Ottawa flights?

You could potentially save up to 19% on your flight if you consider stops on a London Gatwick Airport to Ottawa flight.

When to book flights from London Gatwick Airport to Ottawa

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

Estimated return price

Cheap London Gatwick Airport to Ottawa (LGW to YOW) flight deals and tips

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

Direct flights	None

There are no direct flights from London Gatwick Airport to Ottawa. There are no popular flight routes from London Gatwick Airport to Ottawa.

Search flight deals

How far is London Gatwick to Ottawa by plane?
The distance between London Gatwick and Ottawa is about 3337.1 mi. 11h 46m is a normal flight duration for this route.
When did momondo last update prices for flights from London Gatwick Airport to Ottawa Airport?
Prices for flights from London Gatwick Airport to Ottawa Airport refresh daily.
How many operators does momondo search for flights from London Gatwick Airport to Ottawa Airport?
There are 2 operators available for flights from London Gatwick Airport to Ottawa Airport as of September 2025.
How old do you have to be to fly from London Gatwick 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 Gatwick Airport to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The travel and health documents required for your trip to Ottawa 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 Ottawa 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 London Gatwick Airport to Ottawa?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London Gatwick Airport to Ottawa is Air Transat (64% of total bookings). The next most popular airline is Air Canada (36%).

Best airlines flying from London Gatwick Airport to Ottawa

Compare and see reviews for airlines that fly from London Gatwick Airport to Ottawa with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom £301	Free Cancellation	Rating 7.1 10,000 reviews		Search Air Canada flights
Air Transat	PriceFrom £403	Free Cancellation	Rating 7.7 438 reviews		Search Air Transat flights

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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Ottawa . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Ottawa from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between London and Ottawa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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.