Cheap flights from London Gatwick Airport to Ottawa from £260

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 22/10. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YOW
17 Oct — 24 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 17 September 2025.

Round-trip from

£463

One-way from

£260

Popular in

August

Cheapest in

June

Average price

£473
6/11-20/11
  • 6/11-20/11
  • 2 total stops
  • 29h 44m total
  • London to Ottawa
22/10
  • 22/10
  • 2 total stops
  • 51h 53m total
  • London to Ottawa
Highest demand for flights based on searches. 15% potential increase in price (£66 potential increase over avg. return price).
Cheapest flight prices on average. 7% potential price decrease (£26 potential savings vs. average return price).
Average for round-trip flights in September 2025

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 17 September 2025.

Fri 10/1011:35LGW - YOW
2 stops17h 47mMultiple Airlines
Mon 13/1005:55YOW - LGW
2 stops22h 55mMultiple Airlines
Deal found 14/9£452
Thu 6/1111:40LGW - YOW
1 stop15h 49mMultiple Airlines
Thu 20/1114:50YOW - LGW
1 stop13h 55mMultiple Airlines
Deal found 16/9£463
Fri 10/1010:45LGW - YOW
1 stop33h 01mMultiple Airlines
Wed 22/1005:55YOW - LGW
2 stops22h 30mMultiple Airlines
Deal found 14/9£466
Thu 25/910:45LGW - YOW
2 stops18h 37mWestJet
Thu 2/1005:55YOW - LGW
2 stops22h 30mWestJet
Deal found 16/9£469
Sat 11/1010:45LGW - YOW
1 stop33h 01mMultiple Airlines
Wed 22/1010:50YOW - LGW
1 stop14h 30mMultiple Airlines
Deal found 14/9£472
Wed 1/1010:45LGW - YOW
2 stops18h 37mWestJet
Mon 6/1005:55YOW - LGW
2 stops22h 30mWestJet
Deal found 14/9£473
Sun 5/1008:55LGW - YOW
3 stops33h 08mMultiple Airlines
Tue 7/1010:50YOW - LGW
1 stop14h 30mMultiple Airlines
Deal found 14/9£477
Thu 30/1011:40LGW - YOW
1 stop17h 01mAir Transat
Thu 6/1118:55YOW - LGW
1 stop9h 50mAir Transat
Deal found 15/9£479
Tue 4/1111:40LGW - YOW
1 stop11h 46mAir Transat
Tue 25/1115:05YOW - LGW
1 stop13h 40mAir Transat
Deal found 16/9£485
Thu 25/1211:40LGW - YOW
1 stop11h 46mAir Transat
Tue 6/106:45YOW - LGW
1 stop22h 00mAir Transat
Deal found 16/9£488

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 17 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

Fri 10/10

11:35-00:22

2 stops17h 47m

Ottawa

Mon 13/10

05:55-09:50

2 stops22h 55m

£452

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 6/11

11:40-22:29

1 stop15h 49m

Ottawa

Thu 20/11

14:50-09:45

1 stop13h 55m

£463

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 11/10

12:40-00:22

1 stop16h 42m

Ottawa

Mon 13/10

05:55-09:50

2 stops22h 55m

£498

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 8/10

10:45-00:22

2 stops18h 37m

Ottawa

Wed 22/10

10:50-06:20

1 stop14h 30m

£502

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 26/12

11:40-00:41

1 stop18h 01m

Ottawa

Tue 6/1

06:45-09:45

1 stop22h 00m

£508

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 24/12

11:40-14:56

1 stop32h 16m

Ottawa

Tue 6/1

06:45-09:45

1 stop22h 00m

£508

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 1/10

12:40-00:22

1 stop16h 42m

Ottawa

Mon 6/10

05:55-09:50

2 stops22h 55m

£510

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 20/11

11:40-18:26

1 stop11h 46m

Ottawa

Sun 23/11

15:05-09:45

1 stop13h 40m

£522

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Wed 29/10

11:40-00:41

1 stop17h 01m

Ottawa

Thu 6/11

06:45-09:45

1 stop22h 00m

£529

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 16/10

09:00-16:58

3 stops36h 58m

£278

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 16 results
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 return 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, January is the cheapest month in which you can book a flight from London Gatwick Airport to Ottawa (average of £588). Flying from London Gatwick Airport to Ottawa in December is currently the most expensive (average of £875). 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.

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 17 September 2025.
Read reviews from past customers who have flown with Air Transat and Air Canada from London Gatwick Airport to Ottawa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.3

Entertainment

7.0

Crew

8.4

Overall

7.7

Boarding

7.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Comfort

7.3

Entertainment

7.0

Crew

8.4

Overall

7.7

Boarding

7.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Comfort

7.3

Entertainment

7.0

Crew

8.4

Overall

7.7

Boarding

7.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

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?

    For a flight from London Gatwick to Ottawa, you will be flying into Ottawa. Ottawa (YOW) is just 6.6 mi from the center of the city. Ottawa is the only Ottawa airport and it handles 0 inbound flights from London Gatwick per day. 2 airlines have flights to Ottawa from London Gatwick on a regular basis.

  • 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 £300. Another airline that can offer you cheap pricing is Air Transat. You may be able to fly from London Gatwick Airport to Ottawa for 40% less than the average price by searching for these 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 holiday 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, January is the cheapest month in which you can book a flight from London Gatwick Airport to Ottawa (average of £588). Flying from London Gatwick Airport to Ottawa in December is currently the most expensive (average of £875). 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
Smiths Falls

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Top 2 airlines flying from Gatwick to Ottawa

Discover the top 2 airlines that operate flights from Gatwick to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£300Average£304FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapest£402Average£477FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Gatwick to Ottawa?

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Gatwick to Ottawa.

Can Cheapflights find flights from Gatwick to Ottawa with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Gatwick to Ottawa, users can toggle the no change fees filter when performing a flight search.

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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