Find flights
When to book
FAQs

Cheap flights from London Gatwick Airport to Ottawa from C$ 579

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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YOW
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap 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 28 October 2025.

Round-trip from

C$ 898

One-way from

C$ 579

Popular in

August

Cheapest in

June

Average price

C$ 1,217
Air Transat
  • Air Transat
  • 25/12-28/12
  • 2 total stops
  • 25h 30m total
  • London to Ottawa
Search Deals
10/12
  • 10/12
  • 2 total stops
  • 21h 25m total
  • London to Ottawa
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 200 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 91 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find 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 28 October 2025.

Thu 25/1211:40 a.m.LGW - YOW
1 stop11h 45mAir Transat
Sun 28/123:00 p.m.YOW - LGW
1 stop13h 45mAir Transat
Deal found 28/10C$ 898
Tue 25/1111:40 a.m.LGW - YOW
1 stop17h 59mAir Transat
Wed 28/16:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 28/10C$ 912
Tue 25/1111:40 a.m.LGW - YOW
1 stop11h 44mAir Transat
Tue 2/126:55 p.m.YOW - LGW
1 stop9h 50mAir Transat
Deal found 28/10C$ 929
Mon 24/118:00 a.m.LGW - YOW
2 stops19h 18mMultiple Airlines
Mon 1/126:20 p.m.YOW - LGW
2 stops17h 20mMultiple Airlines
Deal found 27/10C$ 930
Fri 21/1111:40 a.m.LGW - YOW
1 stop11h 44mAir Transat
Wed 28/13:05 p.m.YOW - LGW
1 stop13h 40mAir Transat
Deal found 28/10C$ 951
Thu 27/1111:55 a.m.LGW - YOW
2 stops17h 47mMultiple Airlines
Mon 8/123:00 p.m.YOW - LGW
2 stops14h 55mMultiple Airlines
Deal found 28/10C$ 966
Thu 4/122:00 p.m.LGW - YOW
2 stops27h 35mMultiple Airlines
Mon 8/129:30 a.m.YOW - LGW
1 stop19h 30mMultiple Airlines
Deal found 27/10C$ 969
Mon 24/1111:40 a.m.LGW - YOW
1 stop17h 59mAir Transat
Mon 1/1210:00 a.m.YOW - LGW
1 stop18h 45mAir Transat
Deal found 27/10C$ 971
Fri 26/1211:40 a.m.LGW - YOW
1 stop11h 45mAir Transat
Thu 8/16:45 a.m.YOW - LGW
1 stop22h 00mAir Transat
Deal found 27/10C$ 987

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 28 October 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

Wed 25/3

11:40 a.m.-4:51 p.m.

1 stop33h 11m

Ottawa

Sun 29/3

6:55 p.m.-10:45 a.m.

1 stop10h 50m

C$ 983

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 26/12

11:40 a.m.-6:25 p.m.

1 stop11h 45m

Ottawa

Thu 8/1

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

1 stop22h 00m

C$ 987

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 26/12

11:40 a.m.-6:25 p.m.

1 stop11h 45m

Ottawa

Fri 9/1

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

1 stop22h 00m

C$ 987

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 10/12

11:40 a.m.-12:41 a.m.

1 stop18h 01m

Ottawa

Wed 24/12

9:10 a.m.-9:45 a.m.

1 stop19h 35m

C$ 1,029

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 4/12

2:00 p.m.-9:46 a.m.

2 stops24h 46m

Ottawa

Mon 8/12

3:55 p.m.-10:55 a.m.

2 stops14h 00m

C$ 1,091

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 15/11

11:40 a.m.-12:39 a.m.

1 stop17h 59m

Ottawa

Thu 20/11

3:05 p.m.-9:45 a.m.

1 stop13h 40m

C$ 1,137

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 26/12

11:40 a.m.-6:25 p.m.

1 stop11h 45m

Ottawa

Tue 6/1

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

1 stop22h 00m

C$ 1,187

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sun 28/12

11:40 a.m.-6:25 p.m.

1 stop11h 45m

Ottawa

Thu 8/1

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

1 stop22h 00m

C$ 1,187

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 27/12

2:00 p.m.-11:58 p.m.

1 stop14h 58m

Ottawa

Fri 9/1

9:30 a.m.-10:00 a.m.

1 stop19h 30m

C$ 1,318

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 26/12

11:40 a.m.-6:25 p.m.

1 stop11h 45m

Ottawa

Mon 5/1

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

1 stop22h 00m

C$ 1,326

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

Showing 1-10 of 22 results
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 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$ 485). Flying from London Gatwick Airport to Ottawa in March is currently the most expensive (average of C$ 832). 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 33h 11m. 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$ 485). Flying from London Gatwick Airport to Ottawa in March is currently the most expensive (average of C$ 832). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Gatwick to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Pearson Intl flights
Gatwick to Pearson Intl flights
London City to Pearson Intl flights
Luton to Pearson Intl flights
Stansted to Pearson Intl flights
Heathrow to Pierre Elliott Trudeau Intl flights
Gatwick to Pierre Elliott Trudeau Intl flights
London City to Pierre Elliott Trudeau Intl flights
Stansted to Pierre Elliott Trudeau Intl flights
Luton to Pierre Elliott Trudeau Intl flights
Heathrow to Ottawa flights
Southend to Pierre Elliott Trudeau Intl flights
Southend to Pearson Intl flights
Heathrow to London flights
Heathrow to Hamilton flights
Stansted to Ottawa flights
Heathrow to Windsor flights
Gatwick to Hamilton flights
Heathrow to Thunder Bay flights
Gatwick to Region of Waterloo Intl flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers 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?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ottawa from Gatwick today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Gatwick to Ottawa for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.