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Cheap flights from London Gatwick Airport to Ottawa from C$ 347

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Gatwick Airport to Ottawa departing on 13/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from London Gatwick Airport to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Transat Logo
12:40 p.m. - 2:55 p.m.
LGW
-
YOW
31h 15m
1 stop
Air Transat Logo
2:15 p.m. - 9:50 a.m.
YOW
-
LGW
14h 35m
1 stop
C$ 648Air Transat
Sun, 7 Jun - Tue, 9 Jun
Air Transat Logo
9:40 a.m. - 12:40 p.m.
LGW
-
YOW
8h 00mdirect
Air Transat Logo
1:50 p.m. - 10:45 a.m.
YOW
-
LGW
15h 55m
1 stop
C$ 652Air Transat
Fri, 15 May - Sun, 24 May
Air Transat Logo
12:40 p.m. - 12:25 a.m.
LGW
-
YOW
16h 45m
1 stop
Air Transat Logo
7:40 p.m. - 7:55 a.m.
YOW
-
LGW
7h 15mdirect
C$ 653Air Transat
Sun, 7 Jun - Fri, 19 Jun
Air Transat Logo
9:40 a.m. - 12:40 p.m.
LGW
-
YOW
8h 00mdirect
Air Transat Logo
7:15 p.m. - 10:45 a.m.
YOW
-
LGW
10h 30m
1 stop
C$ 654Air Transat
Tue, 16 Jun - Tue, 23 Jun
Air Transat Logo
11:35 a.m. - 5:35 p.m.
LGW
-
YOW
11h 00m
1 stop
Air Transat Logo
6:35 p.m. - 10:45 a.m.
YOW
-
LGW
11h 10m
1 stop
C$ 656Air Transat
Sun, 14 Jun - Sun, 21 Jun
Air Transat Logo
9:40 a.m. - 12:40 p.m.
LGW
-
YOW
8h 00mdirect
Air Transat Logo
7:40 p.m. - 7:55 a.m.
YOW
-
LGW
7h 15mdirect
C$ 657Air Transat
Fri, 15 May - Fri, 22 May
Air Transat Logo
9:40 a.m. - 12:40 p.m.
LGW
-
YOW
8h 00mdirect
Air Transat Logo
7:40 p.m. - 7:55 a.m.
YOW
-
LGW
7h 15mdirect
C$ 658Air Transat
Fri, 29 May - Fri, 5 Jun
Air Transat Logo
12:40 p.m. - 8:05 p.m.
LGW
-
YOW
12h 25m
1 stop
Air Transat Logo
2:15 p.m. - 9:50 a.m.
YOW
-
LGW
14h 35m
1 stop
C$ 660Air Transat
Tue, 9 Jun - Tue, 16 Jun
Air Transat Logo
12:40 p.m. - 12:25 a.m.
LGW
-
YOW
16h 45m
1 stop
Air Transat Logo
4:00 p.m. - 10:45 a.m.
YOW
-
LGW
13h 45m
1 stop
C$ 661Air Transat
Tue, 22 Sep - Tue, 6 Oct
Air Transat Logo
12:40 p.m. - 12:25 a.m.
LGW
-
YOW
16h 45m
1 stop
Air Transat Logo
1:50 p.m. - 10:45 a.m.
YOW
-
LGW
15h 55m
1 stop
C$ 664Air Transat
Fri, 15 May - Sun, 24 May

Air Transat flights from London Gatwick Airport to Ottawa

Our best Air Transat deals on London Gatwick Airport to Ottawa flight tickets
Air Transat
7 Jun
LGW12:40 p.m.London Gatwick
31h 15m
1 stop
YOW2:55 p.m.Ottawa
9 Jun
YOW2:15 p.m.Ottawa
14h 35m
1 stop
LGW9:50 a.m.London Gatwick
C$ 648
Air Transat
15 May
LGW9:40 a.m.London Gatwick
8h 00m
YOW12:40 p.m.Ottawa
24 May
YOW1:50 p.m.Ottawa
15h 55m
1 stop
LGW10:45 a.m.London Gatwick
C$ 652
Air Transat
7 Jun
LGW12:40 p.m.London Gatwick
16h 45m
1 stop
YOW12:25 a.m.Ottawa
19 Jun
YOW7:40 p.m.Ottawa
7h 15m
LGW7:55 a.m.London Gatwick
C$ 653

momondo Fare Finder

 
Customize your flight search to find flights from London Gatwick Airport to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 5 May 2026.
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

Cheapest round-trip

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sun 7/6

12:40 p.m.-2:55 p.m.

1 stop31h 15m

Ottawa

Tue 9/6

2:15 p.m.-9:50 a.m.

1 stop14h 35m

C$ 648

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 15/5

9:40 a.m.-12:40 p.m.

Nonstop8h 00m

Ottawa

Sun 24/5

1:50 p.m.-10:45 a.m.

1 stop15h 55m

C$ 652

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sun 7/6

12:40 p.m.-12:25 a.m.

1 stop16h 45m

Ottawa

Fri 19/6

7:40 p.m.-7:55 a.m.

Nonstop7h 15m

C$ 653

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 16/6

9:40 a.m.-12:40 p.m.

Nonstop8h 00m

Ottawa

Tue 23/6

7:15 p.m.-10:45 a.m.

1 stop10h 30m

C$ 654

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sun 14/6

11:35 a.m.-5:35 p.m.

1 stop11h 00m

Ottawa

Sun 21/6

6:35 p.m.-10:45 a.m.

1 stop11h 10m

C$ 656
Quickest round-trip

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 15/5

9:40 a.m.-12:40 p.m.

Nonstop8h 00m

Ottawa

Fri 22/5

7:40 p.m.-7:55 a.m.

Nonstop7h 15m

C$ 657

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 29/5

9:40 a.m.-12:40 p.m.

Nonstop8h 00m

Ottawa

Fri 5/6

7:40 p.m.-7:55 a.m.

Nonstop7h 15m

C$ 658

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 9/6

12:40 p.m.-8:05 p.m.

1 stop12h 25m

Ottawa

Tue 16/6

2:15 p.m.-9:50 a.m.

1 stop14h 35m

C$ 660

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 22/9

12:40 p.m.-12:25 a.m.

1 stop16h 45m

Ottawa

Tue 6/10

4:00 p.m.-10:45 a.m.

1 stop13h 45m

C$ 661

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 15/5

12:40 p.m.-12:25 a.m.

1 stop16h 45m

Ottawa

Sun 24/5

1:50 p.m.-10:45 a.m.

1 stop15h 55m

C$ 664

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ottawa from

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

What is the typical price of a round-trip flight between London Gatwick Airport and Ottawa?

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 Gatwick Airport, with most prices found around C$ 0. If you aren’t able to travel to Ottawa during the month of November, then flying in March is also cheap. Prices for this month can be found on momondo for an average of C$ 0.

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

Our data shows that Sunday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 885. Flights from London Gatwick Airport to Ottawa on a Monday will generally be more expensive and average around C$ 1,148. 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 Gatwick Airport to Ottawa during this time can be as low as C$ 992. At noon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 1,112 per ticket.

What is the cheapest London Gatwick to Ottawa flight route?

Fly from London Gatwick to Ottawa for the best London Gatwick - Ottawa flight prices

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

You could potentially save up to 7% 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 round-trip 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

Best price found

C$ 1,284

Fastest flight time

8h 00m

Direct flights

Mon, Wed and Sat

Airports in Ottawa

1 airport
The best one-way flight to Ottawa from London Gatwick Airport in the past 72 hours is C$ 1,284. The best round-trip flight deal from London Gatwick Airport to Ottawa found on momondo in the last 72 hours is C$ 657.
The fastest flight from London Gatwick Airport to Ottawa takes 8h 00m
Direct flights go from London Gatwick Airport to Ottawa on Monday, Wednesday and Saturday. The only airline offering direct flights is Air Transat.
There is 1 airport in Ottawa. From London Gatwick Airport there are direct flights to Ottawa (YOW).
Search flight deals

Frequently asked questions about flying from London Gatwick Airport to Ottawa

  • How far is London Gatwick to Ottawa by plane?

    A flight from London Gatwick to Ottawa will travel around 5370.5 km. Typically, this will take 8h 00m by plane in normal conditions.

  • 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 are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Gatwick 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 plane model from London Gatwick Airport to Ottawa?

  • What is the most popular airline from London Gatwick Airport to Ottawa?

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 TransatPriceFrom C$ 688Free CancellationRating
7.8
548 reviews
Search Air Transat flights

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Pembroke
Perth
Smiths Falls
Prescott
Wakefield
Petawawa
Calabogie

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ottawa from London.

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

momondo does allow users to show only those flights to Ottawa from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Ottawa.

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

Yes momondo offers price alerts on flights to Ottawa from London. 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.

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