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Cheap flights from London Gatwick Airport to Ottawa from £212

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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YOW
11 Sep — 18 Sep1
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 12 August 2026.

Sun 6/909:40 -
Nonstop8h 00m
Sun 20/919:40 -
Nonstop7h 15m
Deal found 10/8£442
Wed 9/920:50 -
3 stops32h 30m
Wed 23/910:00 -
1 stop19h 45m
Deal found 11/8£443
Sat 10/1012:40 -
1 stop16h 45m
Sun 18/1018:25 -
2 stops35h 50m
Deal found 11/8£445
Thu 1/1012:40 -
1 stop16h 45m
Tue 20/1007:00 -
1 stop22h 45m
Deal found 10/8£449
Tue 22/921:35 -
3 stops25h 00m
Tue 29/916:00 -
1 stop13h 45m
Deal found 7/8£452
Sun 27/911:35 -
1 stop11h 00m
Sat 10/1008:40 -
1 stop18h 15m
Deal found 6/8£453
Fri 2/1009:40 -
Nonstop8h 00m
Fri 2/1018:25 -
2 stops17h 45m
Deal found 11/8£454
Tue 18/809:40 -
Nonstop8h 00m
Tue 6/1018:25 -
2 stops15h 45m
Deal found 9/8£455
Mon 7/909:40 -
1 stop19h 45m
Wed 7/1006:55 -
2 stops21h 30m
Deal found 10/8£456
Sat 12/909:40 -
1 stop19h 45m
Sat 3/1006:55 -
2 stops21h 30m
Deal found 9/8£458
Fri 4/912:40 -
1 stop13h 00m
Sun 13/918:25 -
2 stops18h 35m
Deal found 8/8£458
Tue 8/921:35 -
3 stops25h 00m
Sun 20/919:40 -
Nonstop7h 15m
Deal found 11/8£461

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 12 August 2026.

Round-trip from

£442

One-way from

£212

Popular in

October

Cheapest in

June

Average price

£614

Good round-trip deal

£480 or less

Good one-way deal

£280 or less
Porter Airlines
  • Porter Airlines
  • 6/9-20/9
  • Nonstop
  • 15h 15m total
  • London to Ottawa
Search Deals
Air Transat
  • Air Transat
  • 20/9
  • Nonstop
  • 8h 00m total
  • London to Ottawa
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£42 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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

 
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 12 August 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 return flight
Fastest return journey

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Mon 28/9

11:35-00:20

2 stops17h 45m

Ottawa

Thu 8/10

16:00-07:55

1 stop10h 55m

£568

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Mon 28/9

11:35-00:20

2 stops17h 45m

Ottawa

Wed 7/10

18:25-10:45

1 stop11h 20m

£592

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Sat 22/8

12:40-08:05

1 stop24h 25m

Ottawa

Mon 31/8

20:05-08:40

3 stops31h 35m

£685

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Wed 23/9

15:40-00:20

2 stops37h 40m

Ottawa

Wed 7/10

18:25-14:40

2 stops15h 15m

£708

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Mon 2/11

11:55-00:42

2 stops17h 47m

Ottawa

Tue 10/11

10:20-10:55

2 stops19h 35m

£790

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Sat 26/9

15:40-00:20

2 stops37h 40m

Ottawa

Sat 3/10

18:25-14:35

2 stops15h 10m

£814

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Sun 27/12

10:40-01:40

2 stops20h 00m

Ottawa

Sun 3/1

14:00-09:50

2 stops14h 50m

£854

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Wed 2/12

16:35-18:45

2 stops31h 10m

Ottawa

Wed 20/1

18:10-09:50

2 stops34h 40m

£885

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Fri 4/12

16:40-18:45

2 stops31h 05m

Ottawa

Wed 9/12

18:10-09:50

2 stops34h 40m

£890

LondonOttawa

LGW London Gatwick - YOW Ottawa

LGWYOW

London Gatwick

Fri 18/12

10:40-01:40

2 stops20h 00m

Ottawa

Mon 4/1

18:10-09:50

2 stops34h 40m

£921

Flights are sorted by cheapest return flights first.

Deals found on 9/8

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 time of day to fly from LGW to YOW?

Find hourly flight availability from Gatwick to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 August 2026.

When flying from London Gatwick Airport to Ottawa, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from London Gatwick Airport to Ottawa?

Airfare is below average for this route at the moment.

London Gatwick Airport to Ottawa flights typically cost between £569 and £665 in September.
The cheapest return price found within the last 5 days was £442 on Multiple Airlines (6 Sept–20 Sept).

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 August 2026.
Read reviews from past customers who have flown with Air Transat 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.
Air Transat
7.8
Good
572 reviews
Check prices

Food

6.8

Comfort

7.3

Crew

8.5

Boarding

8.0

Entertainment

7.1

Overall

7.8

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.
Air Transat
7.8
Good
572 reviews
Air Transat
7.8
Good
572 reviews
Check prices

Food

6.8

Comfort

7.3

Crew

8.5

Boarding

8.0

Entertainment

7.1

Overall

7.8

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. 1 airline has flights to Ottawa from London Gatwick on a regular basis.

  • What is the cheapest airline to fly from London Gatwick Airport to Ottawa round-trip?

    Cheapflights users have booked flights from London Gatwick Airport to Ottawa round-trip from £338. You may be able to fly from London Gatwick Airport to Ottawa for 38% less than the average price by searching for this airline.

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

    Looking at all options, your cheapest flight can be booked for £238. While the most popular route (London Gatwick - Ottawa) can be booked for £335 on average, our data indicates £489 when flying from London Gatwick Airport to Ottawa.

  • 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.

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

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Top airline flying from Gatwick to Ottawa

Discover the top airline 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 12 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest£338Average£492FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers 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?

Cheapflights makes it easy to find Gatwick to Ottawa flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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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