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

Departing from London Gatwick Airport to Ontario will take you 33h 14m. Airlines will cover a distance of 5430 mi.

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

For one-way options, check prices for American Airlines. According to our data, you can fly for as low as £312. Users have also found prices from £337 and £366 on British Airways and Iberia, respectively.

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

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

In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 inches per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Gatwick Airport to Ontario as you normally would.

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

Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Ontario from London Gatwick. Booking flights from London Gatwick to Ontario (ONT) should be relatively easy as there are 0 daily inbound flights from London Gatwick from 0 different airlines.

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

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

How can I find direct flights from Gatwick to Ontario?

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

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

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

£295+ Flights from London Gatwick Airport to Ontario

Cheap flight deals from Gatwick to Ontario

Round-trip from	£360
One-way from	£295
Popular in	December
Cheapest in	September
Average price	£399

American Airlines
26/2-2/3
4 total stops
56h 27m total
London to Ontario

Search Deals

22/10
3 total stops
33h 05m total
London to Ontario

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£12 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Gatwick to Ontario

Cheapest flights from Gatwick to Ontario
Explore the most affordable flight options available from Gatwick to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Wed 1/1012:20LGW - ONT

2 stops40h 51mAmerican Airlines

Sun 5/1023:59ONT - LGW

2 stops24h 11mAmerican Airlines

Deal found 15/9£377

Thu 16/1010:25LGW - ONT

2 stops19h 24mAmerican Airlines

Thu 23/1006:15ONT - LGW

2 stops18h 20mAmerican Airlines

Deal found 16/9£419

Fri 10/1015:05LGW - ONT

2 stops35h 47mMultiple Airlines

Wed 22/1006:10ONT - LGW

2 stops18h 00mMultiple Airlines

Deal found 15/9£422

Fri 7/1111:55LGW - ONT

2 stops19h 37mMultiple Airlines

Mon 17/1118:11ONT - LGW

2 stops32h 44mMultiple Airlines

Deal found 15/9£719

Thu 20/1111:55LGW - ONT

2 stops19h 37mMultiple Airlines

Tue 25/1119:21ONT - LGW

2 stops31h 34mMultiple Airlines

Deal found 16/9£742

Fri 17/1007:10LGW - ONT

2 stops23h 08mIberia

Fri 24/1010:57ONT - LGW

2 stops25h 03mIberia

Deal found 17/9£783

Sun 21/910:40LGW - ONT

2 stops19h 08mAmerican Airlines

Sun 5/1023:59ONT - LGW

2 stops24h 11mAmerican Airlines

Deal found 17/9£789

Thu 30/1011:55LGW - ONT

2 stops18h 45mMultiple Airlines

Thu 6/1110:50ONT - LGW

2 stops16h 05mMultiple Airlines

Deal found 15/9£793

Mon 29/1211:55LGW - ONT

2 stops20h 19mMultiple Airlines

Fri 30/106:00ONT - LGW

2 stops20h 55mMultiple Airlines

Deal found 17/9£857

Wed 22/1015:40LGW - ONT

2 stops40h 23mMultiple Airlines

Wed 29/1006:00ONT - LGW

2 stops21h 55mMultiple Airlines

Deal found 15/9£892

Best flights from Gatwick to Ontario
Discover carefully curated flight deals from Gatwick to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2025.

Thu 26/212:30LGW - ONT

2 stops33h 14mAmerican Airlines

Mon 2/320:04ONT - LGW

2 stops27h 26mAmerican Airlines

Deal found 14/9£359

Fri 10/1015:05LGW - ONT

2 stops35h 47mMultiple Airlines

Wed 22/1006:10ONT - LGW

2 stops18h 00mMultiple Airlines

Deal found 15/9£422

Tue 10/311:45LGW - ONT

2 stops41h 17mIberia

Tue 24/306:00ONT - LGW

2 stops30h 00mIberia

Deal found 15/9£532

Wed 1/1012:20LGW - ONT

2 stops40h 51mAmerican Airlines

Sun 5/1023:59ONT - LGW

2 stops24h 11mAmerican Airlines

Deal found 15/9£377

Thu 16/1010:25LGW - ONT

2 stops19h 24mAmerican Airlines

Thu 23/1006:15ONT - LGW

2 stops18h 20mAmerican Airlines

Deal found 16/9£419

Sat 28/219:40LGW - ONT

2 stops26h 04mIberia

Wed 4/311:05ONT - LGW

2 stops23h 55mIberia

Deal found 15/9£611

Wed 14/111:55LGW - ONT

2 stops18h 42mMultiple Airlines

Sat 24/106:00ONT - LGW

2 stops20h 55mMultiple Airlines

Deal found 16/9£686

Fri 7/1111:55LGW - ONT

2 stops19h 37mMultiple Airlines

Mon 17/1118:11ONT - LGW

2 stops32h 44mMultiple Airlines

Deal found 15/9£719

Last-minute flights from Gatwick to Ontario
Discover last-minute flight deals from Gatwick to Ontario. Data last updated 18 September 2025 and is based on user searches.

Sun 21/910:40LGW - ONT

2 stops19h 08mAmerican Airlines

Sun 5/1023:59ONT - LGW

2 stops24h 11mAmerican Airlines

Deal found 17/9£789

Sun 21/914:45LGW - ONT

2 stops31h 09mMultiple Airlines

Sun 5/1006:10ONT - LGW

2 stops17h 40mMultiple Airlines

Deal found 15/9£1,259

Wed 1/1012:20LGW - ONT

2 stops40h 51mAmerican Airlines

Sun 5/1023:59ONT - LGW

2 stops24h 11mAmerican Airlines

Deal found 15/9£377

Fri 10/1015:05LGW - ONT

2 stops35h 47mMultiple Airlines

Wed 22/1006:10ONT - LGW

2 stops18h 00mMultiple Airlines

Deal found 15/9£422

Thu 16/1010:25LGW - ONT

2 stops19h 24mAmerican Airlines

Thu 23/1006:15ONT - LGW

2 stops18h 20mAmerican Airlines

Deal found 16/9£419

Fri 17/1007:10LGW - ONT

2 stops23h 08mIberia

Fri 24/1010:57ONT - LGW

2 stops25h 03mIberia

Deal found 17/9£783

Fri 17/1015:05LGW - ONT

2 stops28h 56mMultiple Airlines

Fri 24/1022:56ONT - LGW

1 stop26h 09mMultiple Airlines

Deal found 17/9£2,035

Wed 22/1015:40LGW - ONT

2 stops40h 23mMultiple Airlines

Wed 29/1006:00ONT - LGW

2 stops21h 55mMultiple Airlines

Deal found 15/9£892

Thu 30/1011:55LGW - ONT

2 stops18h 45mMultiple Airlines

Thu 6/1110:50ONT - LGW

2 stops16h 05mMultiple Airlines

Deal found 15/9£793

One-way flights from Gatwick to Ontario
Search for one-way flight options from Gatwick to Ontario. Find affordable one-way fares based on user searches. Data last updated 18 September 2025.

Wed 22/1020:50LGW - ONT

3 stops33h 05mMultiple Airlines

Deal found 16/9£295

Mon 10/1112:30LGW - ONT

2 stops29h 27mAmerican Airlines

Deal found 14/9£312

Thu 30/1017:10LGW - ONT

3 stops37h 40mMultiple Airlines

Deal found 15/9£319

Mon 26/119:40LGW - ONT

2 stops21h 53mIberia

Deal found 17/9£319

Sun 9/1119:40LGW - ONT

2 stops50h 22mBritish Airways

Deal found 14/9£337

Wed 17/1208:15LGW - ONT

3 stops44h 49mMultiple Airlines

Deal found 15/9£340

Wed 21/119:40LGW - ONT

2 stops26h 08mBritish Airways

Deal found 15/9£347

Sat 8/1112:30LGW - ONT

2 stops29h 27mAmerican Airlines

Deal found 14/9£354

Mon 19/119:40LGW - ONT

2 stops26h 08mBritish Airways

Deal found 16/9£355

Fri 10/1013:05LGW - ONT

2 stops31h 32mMultiple Airlines

Deal found 16/9£363

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Thu 26/2

12:30-13:44

2 stops33h 14m

Ontario

Mon 2/3

20:04-07:30

2 stops27h 26m

£359

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Wed 1/10

12:20-21:11

2 stops40h 51m

Ontario

Sun 5/10

23:59-08:10

2 stops24h 11m

£377

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Thu 16/10

10:25-21:49

2 stops19h 24m

Ontario

Thu 23/10

06:15-08:35

2 stops18h 20m

£419

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Fri 10/10

15:05-18:52

2 stops35h 47m

Ontario

Wed 22/10

06:10-08:10

2 stops18h 00m

£422

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Tue 10/3

11:45-22:02

2 stops41h 17m

Ontario

Tue 24/3

06:00-19:00

2 stops30h 00m

£532

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Sat 28/2

19:40-13:44

2 stops26h 04m

Ontario

Wed 4/3

11:05-19:00

2 stops23h 55m

£611

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Wed 14/1

11:55-22:37

2 stops18h 42m

Ontario

Sat 24/1

06:00-10:55

2 stops20h 55m

£686

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Fri 7/11

11:55-23:32

2 stops19h 37m

Ontario

Mon 17/11

18:11-10:55

2 stops32h 44m

£719

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Mon 10/11

12:30-09:57

2 stops29h 27m

£312

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Sun 9/11

19:40-14:02

2 stops50h 22m

£337

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 20 results

Best time to book a flight from Gatwick to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario 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 Ontario

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

Currently, March is the cheapest month in which you can book a flight from London Gatwick Airport to Ontario (average of £516). Flying from London Gatwick Airport to Ontario in August is currently the most expensive (average of £827). 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.

Related info for your journey

What airport do you fly into for flights to Ontario from London Gatwick?
Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Ontario from London Gatwick. Booking flights from London Gatwick to Ontario (ONT) should be relatively easy as there are 0 daily inbound flights from London Gatwick from 0 different airlines.
How long is the flight from London Gatwick Airport to Ontario?
Departing from London Gatwick Airport to Ontario will take you 33h 14m. Airlines will cover a distance of 5430 mi.
What are the cheapest airlines to fly from London Gatwick Airport to Ontario one-way?
For one-way options, check prices for American Airlines. According to our data, you can fly for as low as £312. Users have also found prices from £337 and £366 on British Airways and Iberia, respectively.
Can I find deals for flights from Gatwick to Ontario that include hotel bookings?
Yes. In addition to deals on Gatwick to Ontario flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Gatwick to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to Ontario.
Can I find deals for business class flights from Gatwick to Ontario?
Yes. Cheapflights offers flight deals from Gatwick to Ontario 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 Ontario?
Currently, March is the cheapest month in which you can book a flight from London Gatwick Airport to Ontario (average of £516). Flying from London Gatwick Airport to Ontario in August is currently the most expensive (average of £827). 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

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

Cheapflights makes it easy to find Gatwick to Ontario 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 Ontario?

Millions of users choose and trust Cheapflights to book the best flight deals from Gatwick to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to Ontario from Gatwick? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Gatwick to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from London Gatwick Airport to Ontario from £295

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.

Cheap flight deals from Gatwick to Ontario

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Gatwick to Ontario

Cheapest flights from Gatwick to OntarioExplore the most affordable flight options available from Gatwick to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Explore the most affordable flight options available from Gatwick to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Gatwick to Ontario

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

Cheapflights Insights

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

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

Related info for your journey

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

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

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

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

How can I find direct flights from Gatwick to Ontario?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Gatwick to Ontario

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

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 Ontario?

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

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

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

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Cheapest flights from Gatwick to Ontario
Explore the most affordable flight options available from Gatwick to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.