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Cheap flights from London Gatwick Airport to Ottawa from C$ 559

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 25/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YOW
17 Jun — 24 Jun1
1 adult

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 12 June 2025.

Round-trip from

C$ 794

One-way from

C$ 559

Popular in

August

Cheapest in

June

Average price

C$ 588
10/9-14/9
  • 10/9-14/9
  • 4 total stops
  • 40h 42m total
  • London to Ottawa
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25/6
  • 25/6
  • 2 total stops
  • 20h 32m total
  • London to Ottawa
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Highest demand for flights based on searches. 15% potential increase in price (C$ 223 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease (C$ 72 potential savings vs. average RT price).
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Average for round-trip flights in June 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 12 June 2025.

Wed 10/911:35 a.m.LGW - YOW
2 stops17h 47mMultiple Airlines
Sun 14/95:55 a.m.YOW - LGW
2 stops22h 55mMultiple Airlines
Deal found 10/6C$ 794
Sat 8/1111:40 a.m.LGW - YOW
1 stop11h 42mAir Transat
Wed 12/116:25 a.m.YOW - LGW
1 stop22h 20mAir Transat
Deal found 9/6C$ 875
Wed 27/812:00 p.m.LGW - YOW
2 stops17h 22mDelta
Tue 2/95:55 a.m.YOW - LGW
2 stops23h 05mDelta
Deal found 10/6C$ 922

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 June 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 10/9

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

2 stops17h 47m

Ottawa

Sun 14/9

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

2 stops22h 55m

C$ 794

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 8/11

11:40 a.m.-6:22 p.m.

1 stop11h 42m

Ottawa

Wed 12/11

6:25 a.m.-9:45 a.m.

1 stop22h 20m

C$ 875

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 27/8

12:00 p.m.-12:22 a.m.

2 stops17h 22m

Ottawa

Wed 3/9

5:55 a.m.-10:00 a.m.

2 stops23h 05m

C$ 922

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 25/6

8:50 a.m.-12:22 a.m.

2 stops20h 32m

C$ 559

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sun 14/9

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

2 stops18h 37m

C$ 752

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 1/7

9:40 a.m.-8:05 a.m.

1 stop27h 25m

C$ 796

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 25/7

5:30 a.m.-10:05 p.m.

2 stops21h 35m

C$ 2,702

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 9/10

6:40 p.m.-5:04 p.m.

2 stops27h 24m

C$ 3,474

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

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.

Rainfall in Ottawa by month

Plan your trip to Ottawa by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 mm per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.

Temperature in Ottawa by month

Plan your trip to Ottawa by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ottawa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated 12 June 2025.
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air Transat
7.8
Good
396 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Turkish Airlines
7.3
Good
3,848 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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.

  • What are the cheapest airlines flying from London Gatwick Airport to Ottawa round-trip?

    Cheapflights users have booked flights from London Gatwick Airport to Ottawa round-trip from C$ 875. Another airline that can offer you cheap pricing is Delta. Air Transat is priced at 4% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from London Gatwick Airport to Ottawa one-way?

    One-way options have recently been found by users for as low as C$ 752 on WestJet. Other airlines that offer cheap prices include Air Transat from C$ 796 and Turkish Airlines from C$ 2,702 one-way.

  • 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 London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Gatineau
Brockville
Perth
Smiths Falls
Prescott
Pembroke
Wakefield
Lanark

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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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