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Cheap flights from London Gatwick Airport to Ottawa from C$ 531

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YOW
11 Jan — 18 Jan1
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 12 December 2025.

Thu 25/1211:40 a.m.LGW - YOW
1 stop11h 45mAir Transat
Mon 29/123:00 p.m.YOW - LGW
1 stop13h 45mAir Transat
Deal found 9/12C$ 1,058
Mon 29/1211:40 a.m.LGW - YOW
1 stop11h 45mAir Transat
Wed 7/16:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 11/12C$ 1,201
Mon 29/1211:40 a.m.LGW - YOW
1 stop11h 45mAir Transat
Tue 6/16:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 11/12C$ 1,260
Sat 13/1211:40 a.m.LGW - YOW
1 stop25h 45mAir Transat
Sat 17/110:00 a.m.YOW - LGW
1 stop18h 45mAir Transat
Deal found 9/12C$ 1,270
Wed 24/1211:40 a.m.LGW - YOW
1 stop32h 16mAir Transat
Tue 6/16:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 10/12C$ 1,273
Tue 16/1211:40 a.m.LGW - YOW
1 stop11h 45mAir Transat
Thu 8/16:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 10/12C$ 1,324
Mon 29/1211:40 a.m.LGW - YOW
1 stop11h 45mAir Transat
Fri 9/16:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 11/12C$ 1,325
Tue 30/1211:40 a.m.LGW - YOW
1 stop11h 45mAir Transat
Sat 10/16:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 9/12C$ 1,356
Tue 16/1211:40 a.m.LGW - YOW
1 stop11h 45mAir Transat
Fri 9/16:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 10/12C$ 1,378
Sun 28/1211:40 a.m.LGW - YOW
1 stop11h 45mAir Transat
Wed 7/16:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 9/12C$ 1,382
Sun 14/1211:40 a.m.LGW - YOW
1 stop11h 45mAir Transat
Thu 8/16:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 10/12C$ 1,397
Mon 29/1211:40 a.m.LGW - YOW
1 stop11h 45mAir Transat
Thu 8/16:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 11/12C$ 1,398

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 12 December 2025.

Round-trip from

C$ 887

One-way from

C$ 531

Popular in

August

Cheapest in

June

Average price

C$ 1,299
Air Transat
  • Air Transat
  • 10/1-11/1
  • 2 total stops
  • 35h 35m total
  • London to Ottawa
Search Deals
Air Transat
  • Air Transat
  • 15/5
  • Nonstop
  • 8h 00m total
  • London to Ottawa
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 174 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 96 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 12 December 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Ottawa that are best for you.

Fly from

Gatwick

Fly to

Ottawa

Route

Depart

Return

Price

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 10/1

11:40 a.m.-8:25 a.m.

1 stop25h 45m

Ottawa

Wed 21/1

6:55 p.m.-9:45 a.m.

1 stop9h 50m

C$ 902

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Mon 16/2

11:40 a.m.-6:33 p.m.

1 stop11h 53m

Ottawa

Thu 19/3

6:55 p.m.-9:45 a.m.

1 stop10h 50m

C$ 902

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 13/2

11:40 a.m.-6:33 p.m.

1 stop11h 53m

Ottawa

Thu 19/3

6:55 p.m.-9:45 a.m.

1 stop10h 50m

C$ 902

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Mon 12/1

11:40 a.m.-6:28 p.m.

1 stop11h 48m

Ottawa

Tue 20/1

6:55 p.m.-9:45 a.m.

1 stop9h 50m

C$ 902

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 17/2

11:40 a.m.-6:33 p.m.

1 stop11h 53m

Ottawa

Wed 18/3

6:55 p.m.-9:45 a.m.

1 stop10h 50m

C$ 902

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 13/2

11:40 a.m.-6:33 p.m.

1 stop11h 53m

Ottawa

Mon 16/3

6:55 p.m.-9:45 a.m.

1 stop10h 50m

C$ 902

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sun 15/2

11:40 a.m.-6:33 p.m.

1 stop11h 53m

Ottawa

Thu 19/3

6:55 p.m.-9:45 a.m.

1 stop10h 50m

C$ 902

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Mon 16/2

11:40 a.m.-6:33 p.m.

1 stop11h 53m

Ottawa

Wed 18/3

6:55 p.m.-9:45 a.m.

1 stop10h 50m

C$ 902

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 19/2

11:40 a.m.-6:33 p.m.

1 stop11h 53m

Ottawa

Mon 16/3

6:55 p.m.-9:45 a.m.

1 stop10h 50m

C$ 902

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 12/2

11:40 a.m.-6:28 p.m.

1 stop11h 48m

Ottawa

Sat 14/2

6:55 p.m.-9:45 a.m.

1 stop9h 50m

C$ 902

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 18 results
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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 round-trip 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 month to book a flight from London Gatwick Airport to Ottawa?

Currently, May is the cheapest month in which you can book a flight from London Gatwick Airport to Ottawa (average of C$ 479). Flying from London Gatwick Airport to Ottawa in December is currently the most expensive (average of C$ 998). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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?

    If you book a flight to Ottawa from London Gatwick, you will be flying to Ottawa, which is the city’s only airport. Ottawa (YOW) is located 10.6 km from the centre of Ottawa. There are 0 flights from London Gatwick to Ottawa per day from 0 different airlines.

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

    Departing from London Gatwick Airport to Ottawa will take you 25h 45m. There are 5375 km between London Gatwick Airport and 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 vacation 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.

  • What is the cheapest month to book a flight from London Gatwick Airport to Ottawa?

    Currently, May is the cheapest month in which you can book a flight from London Gatwick Airport to Ottawa (average of C$ 479). Flying from London Gatwick Airport to Ottawa in December is currently the most expensive (average of C$ 998). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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
Perth
Prescott
Pembroke
Wakefield

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Alternative routes for Gatwick to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
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Can Cheapflights find flights from Gatwick to Ottawa with no change fees?

Yes, we can. To see specific flights from Gatwick to Ottawa with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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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