How long is the flight from Ottawa to London Gatwick Airport?

For as low as £460, Air Transat can have you in London Gatwick Airport from Ottawa in 12h 40m. The distance from Ottawa to London Gatwick Airport is about 3340 mi.

What is the cheapest day to fly from Ottawa to London Gatwick Airport?

Travellers seeking maximum savings on their Ottawa to London Gatwick Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in London Gatwick Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Gatwick Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Gatwick Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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

Flights from Ottawa to London Gatwick Airport are found to be more expensive on Thursday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Gatwick Airport.

How far in advance should I book a flight from Ottawa to London Gatwick Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 55 days in advance, which can save you up to 11% on flights from Ottawa to London Gatwick Airport compared to booking the week you need them. Waiting 55 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £506. For sooner than that we have options available in the next 3 days from £506.

What is the cheapest month to fly from Ottawa to London Gatwick Airport?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, February can be a great choice for travel to London Gatwick Airport. Flights to London Gatwick Airport from Ottawa in February are about £553 on average during February, but can be found for as low as £423.

What airport do you fly from for flights from Ottawa to London Gatwick?

Most people fly from Ottawa (YOW) if they book a flight from Ottawa to London Gatwick. On average, Ottawa has 0 outbound flights to London Gatwick per day from 0 airlines. Ottawa is conveniently located just 6.6 mi from Ottawa’s city center.

Can I find deals for flights from Ottawa to Gatwick that include hotel bookings?

Yes. In addition to deals on Ottawa to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Ottawa to Gatwick?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Gatwick.

Can I find deals for business class flights from Ottawa to Gatwick?

Yes. Cheapflights offers flight deals from Ottawa to Gatwick by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£174+ Cheap Flights from Ottawa to London Gatwick Airport

Cheap flight deals from Ottawa to Gatwick

Round-trip from	£460
One-way from	£174
Popular in	December
Cheapest in	June
Average price	£545

Air Transat
28/9-7/10
2 total stops
37h 05m total
Ottawa to London

Search Deals

16/10
2 total stops
21h 50m total
Ottawa to London

Search Deals

Highest demand for flights based on searches. 19% potential increase in price (£111 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease (£28 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Ottawa to Gatwick

Cheapest flights from Ottawa to Gatwick
Explore the most affordable flight options available from Ottawa to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Mon 22/905:55YOW - LGW

2 stops22h 30mWestJet

Wed 1/1010:45LGW - YOW

2 stops18h 37mWestJet

Deal found 13/9£459

Sun 28/917:05YOW - LGW

1 stop12h 40mAir Transat

Tue 7/1012:40LGW - YOW

1 stop24h 25mAir Transat

Deal found 13/9£460

Sat 15/1118:55YOW - LGW

1 stop9h 50mAir Transat

Tue 18/1111:40LGW - YOW

1 stop11h 46mAir Transat

Deal found 14/9£463

Thu 23/1010:45YOW - LGW

1 stop19h 00mAir Transat

Sat 1/1111:40LGW - YOW

1 stop25h 45mAir Transat

Deal found 14/9£466

Thu 2/1017:05YOW - LGW

1 stop12h 40mAir Transat

Thu 16/1012:40LGW - YOW

1 stop13h 20mAir Transat

Deal found 15/9£467

Sat 27/916:25YOW - LGW

1 stop36h 45mMultiple Airlines

Fri 10/1010:45LGW - YOW

1 stop33h 01mMultiple Airlines

Deal found 14/9£472

Sat 27/916:25YOW - LGW

1 stop36h 45mMultiple Airlines

Sat 11/1010:45LGW - YOW

1 stop33h 01mMultiple Airlines

Deal found 14/9£473

Wed 8/1010:45YOW - LGW

1 stop19h 00mPorter Airlines

Wed 29/1011:40LGW - YOW

1 stop33h 11mPorter Airlines

Deal found 15/9£474

Tue 30/916:25YOW - LGW

1 stop36h 35mMultiple Airlines

Sat 11/1010:45LGW - YOW

1 stop33h 01mMultiple Airlines

Deal found 14/9£475

Fri 10/1005:55YOW - LGW

2 stops22h 30mWestJet

Fri 17/1010:45LGW - YOW

2 stops18h 37mWestJet

Deal found 13/9£475

Mon 13/1014:20YOW - LGW

1 stop15h 25mPorter Airlines

Mon 20/1012:40LGW - YOW

1 stop24h 25mPorter Airlines

Deal found 15/9£477

Tue 4/1110:00YOW - LGW

1 stop18h 45mAir Transat

Sun 23/1111:40LGW - YOW

1 stop25h 45mAir Transat

Deal found 14/9£478

Best flights from Ottawa to Gatwick
Discover carefully curated flight deals from Ottawa to Gatwick that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2025.

Sun 28/917:05YOW - LGW

1 stop12h 40mAir Transat

Tue 7/1012:40LGW - YOW

1 stop24h 25mAir Transat

Deal found 13/9£460

Mon 13/1014:20YOW - LGW

1 stop15h 25mPorter Airlines

Mon 20/1012:40LGW - YOW

1 stop24h 25mPorter Airlines

Deal found 15/9£477

Tue 4/1116:35YOW - LGW

2 stops32h 25mMultiple Airlines

Tue 18/1113:00LGW - YOW

1 stop28h 35mMultiple Airlines

Deal found 14/9£498

Thu 2/1005:55YOW - LGW

2 stops22h 30mWestJet

Thu 16/1010:45LGW - YOW

2 stops18h 37mWestJet

Deal found 15/9£576

Thu 16/1017:05YOW - LGW

1 stop12h 40mAir Transat

Mon 17/1111:40LGW - YOW

1 stop11h 46mAir Transat

Deal found 12/9£463

Sat 4/1010:45YOW - LGW

1 stop19h 00mPorter Airlines

Mon 20/1012:40LGW - YOW

1 stop24h 25mPorter Airlines

Deal found 14/9£508

Wed 25/218:55YOW - LGW

1 stop9h 50mAir Transat

Sat 14/311:40LGW - YOW

1 stop17h 01mAir Transat

Deal found 12/9£466

Fri 17/1007:00YOW - LGW

2 stops18h 20mMultiple Airlines

Sun 2/1113:00LGW - YOW

1 stop28h 35mMultiple Airlines

Deal found 13/9£517

Thu 13/1106:45YOW - LGW

1 stop22h 00mAir Transat

Sun 16/1111:40LGW - YOW

1 stop11h 46mAir Transat

Deal found 14/9£467

Thu 2/1017:05YOW - LGW

1 stop12h 40mPorter Airlines

Mon 20/1012:40LGW - YOW

1 stop24h 25mPorter Airlines

Deal found 14/9£522

Fri 12/1206:45YOW - LGW

1 stop22h 00mAir Transat

Tue 16/1211:40LGW - YOW

1 stop25h 45mAir Transat

Deal found 15/9£554

Last-minute flights from Ottawa to Gatwick
Discover last-minute flight deals from Ottawa to Gatwick. Data last updated 16 September 2025 and is based on user searches.

Mon 22/905:55YOW - LGW

2 stops22h 30mWestJet

Wed 1/1010:45LGW - YOW

2 stops18h 37mWestJet

Deal found 13/9£459

Sat 27/916:25YOW - LGW

1 stop36h 45mMultiple Airlines

Fri 10/1010:45LGW - YOW

1 stop33h 01mMultiple Airlines

Deal found 14/9£472

Sat 27/916:25YOW - LGW

1 stop36h 45mMultiple Airlines

Sat 11/1010:45LGW - YOW

1 stop33h 01mMultiple Airlines

Deal found 14/9£473

Sun 28/917:05YOW - LGW

1 stop12h 40mAir Transat

Tue 7/1012:40LGW - YOW

1 stop24h 25mAir Transat

Deal found 13/9£460

Tue 30/916:25YOW - LGW

1 stop36h 35mMultiple Airlines

Sat 11/1010:45LGW - YOW

1 stop33h 01mMultiple Airlines

Deal found 14/9£475

Thu 2/1017:05YOW - LGW

1 stop12h 40mAir Transat

Thu 16/1012:40LGW - YOW

1 stop13h 20mAir Transat

Deal found 15/9£467

Wed 8/1010:45YOW - LGW

1 stop19h 00mPorter Airlines

Wed 29/1011:40LGW - YOW

1 stop33h 11mPorter Airlines

Deal found 15/9£474

Fri 10/1005:55YOW - LGW

2 stops22h 30mWestJet

Fri 17/1010:45LGW - YOW

2 stops18h 37mWestJet

Deal found 13/9£475

Mon 13/1014:20YOW - LGW

1 stop15h 25mPorter Airlines

Mon 20/1012:40LGW - YOW

1 stop24h 25mPorter Airlines

Deal found 15/9£477

Tue 14/1017:05YOW - LGW

2 stops22h 10mMultiple Airlines

Mon 20/1020:15LGW - YOW

3 stops33h 07mMultiple Airlines

Deal found 14/9£481

Thu 23/1010:45YOW - LGW

1 stop19h 00mAir Transat

Sat 1/1111:40LGW - YOW

1 stop25h 45mAir Transat

Deal found 14/9£466

One-way flights from Ottawa to Gatwick
Search for one-way flight options from Ottawa to Gatwick. Find affordable one-way fares based on user searches. Data last updated 16 September 2025.

Thu 16/1014:20YOW - LGW

2 stops21h 50mMultiple Airlines

Deal found 13/9£174

Tue 7/1014:20YOW - LGW

2 stops25h 55mMultiple Airlines

Deal found 15/9£175

Tue 14/1010:45YOW - LGW

2 stops28h 30mMultiple Airlines

Deal found 13/9£183

Sat 4/1017:05YOW - LGW

2 stops33h 50mMultiple Airlines

Deal found 15/9£185

Sat 11/1017:05YOW - LGW

2 stops34h 50mMultiple Airlines

Deal found 14/9£186

Wed 8/1005:55YOW - LGW

2 stops27h 15mMultiple Airlines

Deal found 14/9£187

Wed 1/1016:25YOW - LGW

1 stop36h 35mMultiple Airlines

Deal found 15/9£193

Sat 4/1005:55YOW - LGW

2 stops22h 30mWestJet

Deal found 14/9£203

Thu 9/1005:55YOW - LGW

2 stops22h 30mWestJet

Deal found 15/9£205

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ottawa to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Sun 28/9

17:05-10:45

1 stop12h 40m

London Gatwick

Tue 7/10

12:40-08:05

1 stop24h 25m

£460

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Thu 16/10

17:05-10:45

1 stop12h 40m

London Gatwick

Mon 17/11

11:40-18:26

1 stop11h 46m

£463

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Wed 25/2

18:55-09:45

1 stop9h 50m

London Gatwick

Sat 14/3

11:40-00:41

1 stop17h 01m

£466

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Thu 13/11

06:45-09:45

1 stop22h 00m

London Gatwick

Sun 16/11

11:40-18:26

1 stop11h 46m

£467

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Mon 13/10

14:20-10:45

1 stop15h 25m

London Gatwick

Mon 20/10

12:40-08:05

1 stop24h 25m

£477

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Tue 4/11

16:35-06:00

2 stops32h 25m

London Gatwick

Tue 18/11

13:00-12:35

1 stop28h 35m

£498

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Sat 4/10

10:45-10:45

1 stop19h 00m

London Gatwick

Mon 20/10

12:40-08:05

1 stop24h 25m

£508

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Fri 17/10

07:00-06:20

2 stops18h 20m

London Gatwick

Sun 2/11

13:00-12:35

1 stop28h 35m

£517

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Thu 2/10

17:05-10:45

1 stop12h 40m

London Gatwick

Mon 20/10

12:40-08:05

1 stop24h 25m

£522

OttawaLondon

YOW - LGW

YOWLGW

Ottawa

Fri 12/12

06:45-09:45

1 stop22h 00m

London Gatwick

Tue 16/12

11:40-08:25

1 stop25h 45m

£554

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 20 results

Best time to book a flight from Ottawa to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Ottawa 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 Ottawa to London Gatwick Airport

What is the cheapest month to book a flight from Ottawa to London Gatwick Airport?

Currently, April is the cheapest month in which you can book a flight from Ottawa to London Gatwick Airport (average of £102). Flying from Ottawa to London Gatwick Airport in July is currently the most expensive (average of £142). 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.

What is the cheapest time of day to fly from YOW to LGW?

When flying from Ottawa to London Gatwick Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 54% versus a flight in the morning.

Related info for your journey

What airport do you fly from for flights from Ottawa to London Gatwick?
Most people fly from Ottawa (YOW) if they book a flight from Ottawa to London Gatwick. On average, Ottawa has 0 outbound flights to London Gatwick per day from 0 airlines. Ottawa is conveniently located just 6.6 mi from Ottawa’s city center.
How long is the flight from Ottawa to London Gatwick Airport?
For as low as £460, Air Transat can have you in London Gatwick Airport from Ottawa in 12h 40m. The distance from Ottawa to London Gatwick Airport is about 3340 mi.
Can I find deals for flights from Ottawa to Gatwick that include hotel bookings?
Yes. In addition to deals on Ottawa to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ottawa to Gatwick?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Gatwick.
Can I find deals for business class flights from Ottawa to Gatwick?
Yes. Cheapflights offers flight deals from Ottawa to Gatwick 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 Ottawa to London Gatwick Airport?
Currently, April is the cheapest month in which you can book a flight from Ottawa to London Gatwick Airport (average of £102). Flying from Ottawa to London Gatwick Airport in July is currently the most expensive (average of £142). 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

Milton Keynes

Croydon

Hounslow

Slough

Gatwick

Luton

Deal

Wembley

Ilford

Crawley

Hayes

Watford

Winchester

Chichester

Ipswich

Dartford

Guildford

Brentford

Bishop's Stortford

Romford

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

Deals for Ottawa to Gatwick flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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 Ottawa to Gatwick.

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

Yes, we can. To see specific flights from Ottawa to Gatwick with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ottawa to Gatwick become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Gatwick from Ottawa today and book when prices fit your budget.

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Cheap flights from Ottawa to London Gatwick Airport from £174

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 16/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ottawa to Gatwick

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ottawa to Gatwick

Cheapest flights from Ottawa to GatwickExplore the most affordable flight options available from Ottawa to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Explore the most affordable flight options available from Ottawa to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ottawa to London Gatwick Airport that are best for you.

Best time to book a flight from Ottawa to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Ottawa with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ottawa to London Gatwick Airport

What is the cheapest month to book a flight from Ottawa to London Gatwick Airport?

What is the cheapest time of day to fly from YOW to LGW?

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Gatwick. 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 from for flights from Ottawa to London Gatwick?

How long is the flight from Ottawa to London Gatwick Airport?

Can I find deals for flights from Ottawa to Gatwick that include hotel bookings?

How can I find direct flights from Ottawa to Gatwick?

Can I find deals for business class flights from Ottawa to Gatwick?

What is the cheapest month to book a flight from Ottawa to London Gatwick Airport?

Travelling to a place near London Gatwick Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ottawa to Gatwick

See prices for flight routes from nearby airports that may be better suited for you.

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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 Ottawa to Gatwick?

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

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

Can Cheapflights notify me if prices for flights from Ottawa to Gatwick become cheaper?

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Travel Smart

Cheapest flights from Ottawa to Gatwick
Explore the most affordable flight options available from Ottawa to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.