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Cheap flights from London Gatwick Airport to Ottawa from C$ 328

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YOW
9 Apr — 16 Apr1
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 10 March 2026.

Fri 12/612:40 p.m.
LGW
-
YOW
1 stop16h 45m
Air Transat
Fri 26/67:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Deal found 6/3C$ 642
Fri 12/69:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Sun 21/62:15 p.m.
YOW
-
LGW
1 stop14h 35m
Air Transat
Deal found 7/3C$ 643
Fri 5/69:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Sun 14/62:15 p.m.
YOW
-
LGW
1 stop14h 35m
Air Transat
Deal found 8/3C$ 646
Fri 25/912:40 p.m.
LGW
-
YOW
1 stop16h 45m
Air Transat
Mon 5/108:40 a.m.
YOW
-
LGW
1 stop21h 05m
Air Transat
Deal found 6/3C$ 651
Tue 26/512:40 p.m.
LGW
-
YOW
1 stop12h 20m
Air Transat
Sun 7/62:15 p.m.
YOW
-
LGW
1 stop14h 35m
Air Transat
Deal found 6/3C$ 655
Sun 24/59:40 a.m.
LGW
-
YOW
Nonstop8h 00m
Air Transat
Tue 9/67:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Deal found 6/3C$ 657
Mon 25/59:40 a.m.
LGW
-
YOW
1 stop15h 20m
Air Transat
Sun 7/67:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Deal found 6/3C$ 668
Wed 10/69:40 a.m.
LGW
-
YOW
1 stop15h 20m
Air Transat
Sun 28/67:40 p.m.
YOW
-
LGW
Nonstop7h 15m
Air Transat
Deal found 7/3C$ 669
Fri 12/612:40 p.m.
LGW
-
YOW
1 stop16h 45m
Air Transat
Fri 19/62:15 p.m.
YOW
-
LGW
1 stop14h 35m
Air Transat
Deal found 7/3C$ 672
Mon 25/59:40 a.m.
LGW
-
YOW
1 stop15h 20m
Air Transat
Sat 6/67:15 p.m.
YOW
-
LGW
1 stop10h 30m
Air Transat
Deal found 6/3C$ 678

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 10 March 2026.

Round-trip from

C$ 642

One-way from

C$ 328

Popular in

December

Cheapest in

June

Average price

C$ 1,039

Good round-trip deal

C$ 958 or less

Good one-way deal

C$ 1,281 or less
Air Transat
  • Air Transat
  • 12/6-26/6
  • 1 total stop
  • 24h 00m total
  • London to Ottawa
Search Deals
16/6
  • 16/6
  • 3 total stops
  • 25h 00m total
  • London to Ottawa
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 194 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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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 10 March 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 24/5

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

Nonstop8h 00m

Ottawa

Tue 9/6

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

Nonstop7h 15m

C$ 657

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 26/5

12:40 p.m.-8:00 p.m.

1 stop12h 20m

Ottawa

Mon 8/6

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

1 stop13h 45m

C$ 678

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 12/6

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

Nonstop8h 00m

Ottawa

Thu 25/6

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

1 stop10h 55m

C$ 706

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Mon 15/6

12:40 p.m.-8:00 p.m.

1 stop12h 20m

Ottawa

Thu 25/6

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

1 stop10h 55m

C$ 716

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 3/7

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

Nonstop8h 00m

Ottawa

Tue 21/7

8:55 p.m.-7:55 a.m.

1 stop30h 00m

C$ 917

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 21/8

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

Nonstop8h 00m

Ottawa

Sun 6/9

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

Nonstop7h 15m

C$ 944

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 21/4

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

1 stop17h 01m

Ottawa

Wed 29/4

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

1 stop10h 50m

C$ 1,162

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 23/4

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

1 stop17h 01m

Ottawa

Wed 29/4

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

1 stop10h 50m

C$ 1,162

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 18/4

10:20 a.m.-12:39 a.m.

2 stops19h 19m

Ottawa

Mon 20/4

5:40 a.m.-6:50 p.m.

2 stops32h 10m

C$ 1,175

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Mon 20/4

10:20 a.m.-12:39 a.m.

2 stops19h 19m

Ottawa

Mon 27/4

6:55 a.m.-6:50 p.m.

2 stops30h 55m

C$ 1,175

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Showing 1-10 of 22 resultsSorted by cheapest first
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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, September is the cheapest month in which you can book a flight from London Gatwick Airport to Ottawa (average of C$ 517). Flying from London Gatwick Airport to Ottawa in December is currently the most expensive (average of C$ 982). 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 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$ 1,132 for a flight from London Gatwick Airport to Ottawa. The cheapest flight overall is C$ 846 while the most popular route, (London Gatwick - Ottawa) is currently priced at C$ 642.

  • 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, September is the cheapest month in which you can book a flight from London Gatwick Airport to Ottawa (average of C$ 517). Flying from London Gatwick Airport to Ottawa in December is currently the most expensive (average of C$ 982). 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
Perth
Wakefield
Pembroke
Smiths Falls

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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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