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Cheap flights from London Gatwick Airport to Ottawa from C$ 400

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 17/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YOW
30 Mar — 6 Apr1
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 25 March 2025.

Round-trip from

C$ 822

One-way from

C$ 400

Popular in

August

Cheapest in

March

Average price

C$ 874
7/5-14/5
  • 7/5-14/5
  • 3 total stops
  • 41h 37m total
  • London to Ottawa
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17/6
  • 17/6
  • 2 total stops
  • 38h 25m total
  • London to Ottawa
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 210 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 65 potential savings vs. average RT price).
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Average for round-trip flights in March 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 25 March 2025.

Wed 7/511:35 a.m.LGW - YOW
2 stops17h 47mMultiple Airlines
Wed 14/55:55 a.m.YOW - LGW
1 stop23h 50mMultiple Airlines
Deal found 23/3C$ 822
Thu 12/612:40 p.m.LGW - YOW
1 stop16h 41mAir Transat
Sat 14/67:00 a.m.YOW - LGW
1 stop19h 55mAir Transat
Deal found 24/3C$ 844
Thu 8/56:40 p.m.LGW - YOW
2 stops51h 24mSWISS
Thu 22/51:55 p.m.YOW - LGW
2 stops22h 55mSWISS
Deal found 24/3C$ 935
Sat 21/610:45 a.m.LGW - YOW
2 stops18h 37mWestJet
Wed 25/65:55 a.m.YOW - LGW
2 stops22h 30mWestJet
Deal found 23/3C$ 1,133
Tue 14/1010:55 a.m.LGW - YOW
2 stops40h 09mTurkish Airlines
Thu 23/103:55 p.m.YOW - LGW
2 stops40h 05mTurkish Airlines
Deal found 24/3C$ 1,958

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 25 March 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 7/5

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

2 stops17h 47m

Ottawa

Wed 14/5

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

1 stop23h 50m

C$ 822

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 12/6

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

1 stop16h 41m

Ottawa

Sat 14/6

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

1 stop19h 55m

C$ 844

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 8/5

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

2 stops51h 24m

Ottawa

Thu 22/5

1:55 p.m.-5:50 p.m.

2 stops22h 55m

C$ 935

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 21/6

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

2 stops18h 37m

Ottawa

Wed 25/6

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

2 stops22h 30m

C$ 1,133

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 7/8

2:00 p.m.-12:20 a.m.

2 stops39h 20m

Ottawa

Sun 24/8

4:05 p.m.-9:55 a.m.

2 stops36h 50m

C$ 3,071

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 17/6

9:20 p.m.-6:45 a.m.

2 stops38h 25m

C$ 400

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 21/6

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

2 stops18h 37m

C$ 554

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Mon 14/4

12:40 p.m.-3:10 p.m.

1 stop31h 30m

C$ 797

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sun 27/4

5:30 a.m.-10:07 p.m.

2 stops21h 37m

C$ 2,539

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/3

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 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 25 March 2025.
Peruse reviews from past customers who have flown with Air Transat, SWISS and Turkish Airlines from London to Ottawa to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
381 reviews
Check prices

Boarding

7.9

Crew

8.5

Comfort

7.4

Entertainment

7.1

Food

6.7

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
Air Transat
7.8
Good
381 reviews
Air Transat
7.8
Good
381 reviews
Check prices

Boarding

7.9

Crew

8.5

Comfort

7.4

Entertainment

7.1

Food

6.7

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
SWISS
7.5
Good
1,569 reviews
Air Transat
7.8
Good
381 reviews
Check prices

Boarding

7.9

Crew

8.5

Comfort

7.4

Entertainment

7.1

Food

6.7

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
Turkish Airlines
7.3
Good
3,745 reviews
Air Transat
7.8
Good
381 reviews
Check prices

Boarding

7.9

Crew

8.5

Comfort

7.4

Entertainment

7.1

Food

6.7

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
WestJet
7.2
Good
2,785 reviews
Air Transat
7.8
Good
381 reviews
Check prices

Boarding

7.9

Crew

8.5

Comfort

7.4

Entertainment

7.1

Food

6.7

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

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$ 844. Other airlines that can offer you cheap pricing are SWISS, from C$ 935, and WestJet, from C$ 1,133. Air Transat is priced at 15% 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$ 554 on WestJet. Other airlines that offer cheap prices include Air Transat from C$ 797 and Turkish Airlines from C$ 2,539 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
Perth
Smiths Falls
Prescott
Brockville
Wakefield
Lanark

Browse thousands of different options on Cheapflights for your next trip

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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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