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Cheap flights from London Gatwick Airport to Ottawa from £222

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YOW
13 Jul — 20 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Ottawa

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Ottawa
Explore the most affordable flight options available from Gatwick to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2026.

Fri 12/609:40
LGW
-
YOW
Nonstop8h 00m
Air Transat
Tue 16/619:15
YOW
-
LGW
1 stop10h 30m
Air Transat
Deal found 10/6£372
Fri 11/909:40
LGW
-
YOW
Nonstop8h 00m
Air Transat
Sat 26/907:00
YOW
-
LGW
1 stop19h 55m
Air Transat
Deal found 11/6£379
Fri 26/612:40
LGW
-
YOW
1 stop12h 25m
Air Transat
Fri 3/716:00
YOW
-
LGW
1 stop13h 45m
Air Transat
Deal found 11/6£382
Tue 23/609:40
LGW
-
YOW
Nonstop8h 00m
Air Transat
Tue 30/619:15
YOW
-
LGW
1 stop31h 40m
Air Transat
Deal found 8/6£383
Fri 11/909:40
LGW
-
YOW
Nonstop8h 00m
Air Transat
Tue 15/919:40
YOW
-
LGW
Nonstop7h 15m
Air Transat
Deal found 9/6£384
Wed 24/612:40
LGW
-
YOW
1 stop12h 25m
Air Transat
Tue 30/619:15
YOW
-
LGW
1 stop31h 40m
Air Transat
Deal found 8/6£389
Fri 26/609:40
LGW
-
YOW
Nonstop8h 00m
Air Transat
Wed 1/707:00
YOW
-
LGW
1 stop19h 55m
Air Transat
Deal found 9/6£391
Thu 10/912:40
LGW
-
YOW
1 stop24h 25m
Air Transat
Sat 10/1008:40
YOW
-
LGW
1 stop18h 15m
Air Transat
Deal found 10/6£392

Find flight deals from Gatwick to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 June 2026.

Round-trip from

£372

One-way from

£222

Popular in

December

Cheapest in

June

Average price

£372

Good round-trip deal

£388 or less

Good one-way deal

£384 or less
Air Transat
  • Air Transat
  • 5/9-19/9
  • 2 total stops
  • 38h 00m total
  • London to Ottawa
Search Deals
24/9
  • 24/9
  • 2 total stops
  • 45h 19m total
  • London to Ottawa
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£48 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from London Gatwick to Ottawa.
Search Deals
Price to beat on a one-way flight from London Gatwick to Ottawa.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick 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, Cheapflights users made 858,174 searches. Data last updated 13 June 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 return flight

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 8/9

12:40-20:00

1 stop12h 20m

Ottawa

Wed 10/3

18:55-09:45

1 stop9h 50m

£488

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 5/8

09:40-00:25

1 stop19h 45m

Ottawa

Tue 11/8

19:40-07:55

Nonstop7h 15m

£566

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 6/8

09:40-21:20

1 stop16h 40m

Ottawa

Thu 13/8

16:00-10:45

1 stop13h 45m

£569
Fastest return journey

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 26/6

09:40-12:40

Nonstop8h 00m

Ottawa

Sun 28/6

19:40-07:55

Nonstop7h 15m

£573

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 23/6

09:40-12:40

Nonstop8h 00m

Ottawa

Fri 26/6

19:40-07:55

Nonstop7h 15m

£573

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 4/8

12:40-21:35

1 stop13h 55m

Ottawa

Wed 12/8

08:40-10:45

1 stop21h 05m

£645

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 29/7

17:00-15:00

1 stop27h 00m

Ottawa

Tue 11/8

17:25-16:00

1 stop17h 35m

£653

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 23/10

10:20-00:20

2 stops19h 00m

Ottawa

Wed 28/10

05:40-18:50

2 stops33h 10m

£661

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 31/7

09:40-12:40

Nonstop8h 00m

Ottawa

Sat 15/8

08:40-07:55

1 stop18h 15m

£662

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Mon 3/8

12:40-21:20

1 stop13h 40m

Ottawa

Tue 18/8

20:55-07:55

1 stop30h 00m

£672

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Gatwick to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Gatwick with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Gatwick Airport to Ottawa

What is the cheapest time of day to fly from LGW to YOW?

Find hourly flight availability from Gatwick to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2026.

When flying from London Gatwick Airport to Ottawa, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from London Gatwick Airport to Ottawa?

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated 13 June 2026.
Read reviews from past customers who have flown with Air Transat from London Gatwick Airport to Ottawa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
555 reviews
Check prices

Overall

7.8

Crew

8.5

Entertainment

7.1

Comfort

7.3

Boarding

7.9

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.8
Good
555 reviews
Air Transat
7.8
Good
555 reviews
Check prices

Overall

7.8

Crew

8.5

Entertainment

7.1

Comfort

7.3

Boarding

7.9

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ottawa from London Gatwick?

    For a flight from London Gatwick to Ottawa, you will be flying into Ottawa. Ottawa (YOW) is just 6.6 mi from the center of the city. Ottawa is the only Ottawa airport and it handles 0 inbound flights from London Gatwick per day. 1 airline has flights to Ottawa from London Gatwick on a regular basis.

  • How long is the flight from London Gatwick Airport to Ottawa?

    Air Transat can get you from London Gatwick Airport to Ottawa in just under 12h 20m. Your travel time can differ by up to . The distance between London Gatwick Airport and Ottawa is about 3340 mi.

  • What is the cheapest airline to fly from London Gatwick Airport to Ottawa round-trip?

    Cheapflights users have booked flights from London Gatwick Airport to Ottawa round-trip from £340. You may be able to fly from London Gatwick Airport to Ottawa for 36% less than the average price by searching for this airline.

  • What are the cheapest flights from London Gatwick Airport to Ottawa?

    Looking at all options, your cheapest flight can be booked for £302. While the most popular route (London Gatwick - Ottawa) can be booked for £356 on average, our data indicates £500 when flying from London Gatwick Airport to Ottawa.

  • Can I find deals for flights from Gatwick to Ottawa that include hotel bookings?

    Yes. In addition to deals on Gatwick to Ottawa flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Gatwick to Ottawa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to Ottawa.

  • Can I find deals for business class flights from Gatwick to Ottawa?

    Yes. Cheapflights offers flight deals from Gatwick to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls

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Top airline flying from Gatwick to Ottawa

Discover the top airline that operate flights from Gatwick to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 13 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest£340Average£493FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Gatwick to Ottawa?

Cheapflights makes it easy to find Gatwick to Ottawa flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Gatwick to Ottawa?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Gatwick to Ottawa.

Can Cheapflights find flights from Gatwick to Ottawa with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Gatwick to Ottawa, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Gatwick to Ottawa become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ottawa from Gatwick today and book when prices fit your budget.

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