Find flights
Deals
When to book
FAQs

Cheap flights from London Gatwick Airport to Ottawa from C$ 345

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
28 May — 4 Jun1
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 28 April 2026.

Mon 8/612:40 p.m.
LGW
-
YOW
1 stop12h 25m
Air Transat
Mon 15/64:00 p.m.
YOW
-
LGW
1 stop10h 55m
Air Transat
Deal found 24/4C$ 642
Fri 15/59:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Fri 22/57:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Deal found 23/4C$ 650
Sun 7/69:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Sun 14/62:15 p.m.
YOW
-
LGW
1 stop14h 35m
Air Transat
Deal found 23/4C$ 654
Mon 1/612:40 p.m.
LGW
-
YOW
1 stop16h 45m
Air Transat
Sun 5/77:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Deal found 23/4C$ 660
Fri 9/1012:40 p.m.
LGW
-
YOW
1 stop16h 45m
Air Transat
Sat 10/107:00 a.m.
YOW
-
LGW
1 stop22h 45m
Air Transat
Deal found 24/4C$ 667
Tue 9/612:40 p.m.
LGW
-
YOW
1 stop16h 45m
Air Transat
Tue 16/62:15 p.m.
YOW
-
LGW
1 stop14h 35m
Air Transat
Deal found 25/4C$ 672
Mon 1/69:40 a.m.
LGW
-
YOW
1 stop15h 25m
Air Transat
Tue 16/62:15 p.m.
YOW
-
LGW
1 stop14h 35m
Air Transat
Deal found 25/4C$ 676

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 28 April 2026.

Round-trip from

C$ 642

One-way from

C$ 345

Popular in

December

Cheapest in

June

Average price

C$ 1,040

Good round-trip deal

C$ 660 or less

Good one-way deal

C$ 1,286 or less
Air Transat
  • Air Transat
  • 8/6-15/6
  • 2 total stops
  • 23h 20m total
  • London to Ottawa
Search Deals
15/5
  • 15/5
  • 3 total stops
  • 31h 20m total
  • London to Ottawa
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 191 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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

 
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 April 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
Quickest round-trip

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sun 14/6

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

Nonstop8h 00m

Ottawa

Fri 19/6

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

Nonstop7h 15m

C$ 676

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sun 6/9

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

Nonstop8h 00m

Ottawa

Thu 24/9

4:00 p.m.-7:55 a.m.

1 stop10h 55m

C$ 688

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 26/5

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

1 stop24h 25m

Ottawa

Tue 2/6

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

1 stop14h 35m

C$ 851

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 6/8

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

1 stop16h 45m

Ottawa

Tue 15/9

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

Nonstop7h 15m

C$ 890

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 16/6

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

Nonstop8h 00m

Ottawa

Fri 21/8

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

1 stop13h 45m

C$ 893

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 5/8

9:40 a.m.-12:25 a.m.

1 stop19h 45m

Ottawa

Thu 17/9

4:00 p.m.-7:55 a.m.

1 stop10h 55m

C$ 901

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 1/9

5:00 p.m.-3:00 p.m.

1 stop27h 00m

Ottawa

Mon 7/9

5:10 p.m.-4:00 p.m.

1 stop17h 50m

C$ 919

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 4/8

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

Nonstop8h 00m

Ottawa

Thu 17/9

4:00 p.m.-7:55 a.m.

1 stop10h 55m

C$ 932
Cheapest one-way

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sun 7/6

8:55 a.m.-12:20 a.m.

3 stops44h 25m

C$ 495

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Mon 27/7

6:50 p.m.-5:35 p.m.

2 stops27h 45m

C$ 537

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/4

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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

How much does it cost to fly round-trip from London Gatwick Airport to Ottawa?

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 8h. There are 5375 km between London Gatwick Airport and Ottawa. All flights are typically direct.

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

    On average you can expect to pay C$ 1,002 for a flight from London Gatwick Airport to Ottawa. The cheapest flight overall is C$ 652 while the most popular route, (London Gatwick - Ottawa) is currently priced at C$ 676.

  • 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.

See more FAQs

Travelling to a place near Ottawa?

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

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.

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.