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Cheap flights from London Gatwick Airport to Ottawa from C$ 491

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YOW
11 Oct — 18 Oct1
1 adult
1 adult, Economy

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 11 September 2025.

Round-trip from

C$ 805

One-way from

C$ 491

Popular in

December

Cheapest in

June

Average price

C$ 905
1/11-8/11
  • 1/11-8/11
  • 2 total stops
  • 40h 07m total
  • London to Ottawa
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WestJet
  • WestJet
  • 4/10
  • 2 total stops
  • 18h 37m total
  • London to Ottawa
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Highest demand for flights based on searches. 9% potential increase in price (C$ 125 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 44 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Gatwick to Ottawa

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 11 September 2025.

Sat 1/1111:40 a.m.LGW - YOW
1 stop17h 02mMultiple Airlines
Sat 8/115:40 a.m.YOW - LGW
1 stop23h 05mMultiple Airlines
Deal found 10/9C$ 805
Sat 11/1012:40 p.m.LGW - YOW
1 stop16h 42mMultiple Airlines
Thu 16/105:55 a.m.YOW - LGW
2 stops22h 55mMultiple Airlines
Deal found 10/9C$ 811
Wed 1/1012:40 p.m.LGW - YOW
1 stop16h 42mMultiple Airlines
Sat 4/105:55 a.m.YOW - LGW
1 stop23h 50mMultiple Airlines
Deal found 10/9C$ 848
Thu 2/1012:40 p.m.LGW - YOW
1 stop16h 42mMultiple Airlines
Sat 4/105:55 a.m.YOW - LGW
1 stop23h 50mMultiple Airlines
Deal found 10/9C$ 851
Wed 1/1012:40 p.m.LGW - YOW
1 stop16h 42mMultiple Airlines
Fri 17/105:55 a.m.YOW - LGW
2 stops46h 55mMultiple Airlines
Deal found 10/9C$ 865
Thu 2/106:10 a.m.LGW - YOW
2 stops23h 12mMultiple Airlines
Sun 5/102:20 p.m.YOW - LGW
2 stops21h 50mMultiple Airlines
Deal found 10/9C$ 872
Thu 18/910:45 a.m.LGW - YOW
2 stops18h 37mWestJet
Sat 27/95:55 a.m.YOW - LGW
2 stops22h 30mWestJet
Deal found 10/9C$ 890
Fri 3/1011:35 a.m.LGW - YOW
2 stops17h 47mMultiple Airlines
Sun 5/105:55 a.m.YOW - LGW
1 stop23h 50mMultiple Airlines
Deal found 11/9C$ 891
Fri 3/1010:45 a.m.LGW - YOW
2 stops18h 37mWestJet
Sun 5/105:55 a.m.YOW - LGW
2 stops22h 30mWestJet
Deal found 11/9C$ 899
Wed 8/108:50 a.m.LGW - YOW
2 stops20h 50mMultiple Airlines
Wed 15/1010:50 a.m.YOW - LGW
1 stop14h 30mMultiple Airlines
Deal found 10/9C$ 901

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 11 September 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 1/10

12:40 p.m.-12:22 a.m.

1 stop16h 42m

Ottawa

Sat 4/10

5:55 a.m.-10:45 a.m.

1 stop23h 50m

C$ 848

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 2/10

12:40 p.m.-12:22 a.m.

1 stop16h 42m

Ottawa

Sat 4/10

5:55 a.m.-10:45 a.m.

1 stop23h 50m

C$ 851

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 11/10

12:40 p.m.-12:22 a.m.

1 stop16h 42m

Ottawa

Thu 16/10

5:55 a.m.-10:45 a.m.

1 stop23h 50m

C$ 854

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 1/10

12:40 p.m.-12:22 a.m.

1 stop16h 42m

Ottawa

Fri 17/10

5:55 a.m.-9:50 a.m.

2 stops46h 55m

C$ 865

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 2/10

6:10 a.m.-12:22 a.m.

2 stops23h 12m

Ottawa

Sun 5/10

2:20 p.m.-5:10 p.m.

2 stops21h 50m

C$ 872

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 3/10

11:35 a.m.-12:22 a.m.

2 stops17h 47m

Ottawa

Sun 5/10

5:55 a.m.-10:45 a.m.

1 stop23h 50m

C$ 891

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 16/10

12:40 p.m.-12:21 a.m.

1 stop16h 41m

Ottawa

Mon 20/10

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

1 stop19h 00m

C$ 904

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 20/11

11:40 a.m.-6:26 p.m.

1 stop11h 46m

Ottawa

Sun 23/11

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

1 stop13h 40m

C$ 909

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 11/10

10:45 a.m.-12:22 a.m.

2 stops18h 37m

Ottawa

Thu 16/10

5:55 a.m.-9:25 a.m.

2 stops22h 30m

C$ 930

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 25/12

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

1 stop25h 45m

Ottawa

Mon 5/1

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

1 stop9h 50m

C$ 942

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 21 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, October is the cheapest month in which you can book a flight from London Gatwick Airport to Ottawa (average of C$ 224). Flying from London Gatwick Airport to Ottawa in December is currently the most expensive (average of C$ 326). 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.

  • 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, October is the cheapest month in which you can book a flight from London Gatwick Airport to Ottawa (average of C$ 224). Flying from London Gatwick Airport to Ottawa in December is currently the most expensive (average of C$ 326). 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 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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