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Cheap flights from London Gatwick Airport to Ontario from £324

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 26/3. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — ONT
25 Jan — 1 Feb1
1 adult

Cheap flight deals from Gatwick to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to Ontario (ONT). 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 20 January 2025.

Round-trip from

£475

One-way from

£324
Iberia
  • Iberia
  • 7/2-10/2
  • 4 total stops
  • 43h 39m total
  • London to Ontario
Search Deals
26/3
  • 26/3
  • 2 total stops
  • 32h 49m total
  • London to Ontario
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 20 January 2025.

Mon 27/112:30LGW - ONT
2 stops33h 21mAmerican Airlines
Sun 9/206:00ONT - LGW
2 stops41h 30mAmerican Airlines
Deal found 20/1£412
Fri 7/211:00LGW - ONT
2 stops19h 45mIberia
Mon 10/210:56ONT - LGW
2 stops23h 54mIberia
Deal found 20/1£475
Sun 26/112:00LGW - ONT
1 stop27h 11mMultiple Airlines
Thu 30/107:56ONT - LGW
1 stop18h 39mMultiple Airlines
Deal found 20/1£495
Sun 8/612:00LGW - ONT
2 stops39h 29mKLM
Tue 17/607:00ONT - LGW
2 stops19h 00mKLM
Deal found 20/1£2,259

Find flights from Gatwick to Ontario within your budget

Customise your flight search to find flights from Gatwick to Ontario 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 20 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Fri 7/2

11:00-22:45

2 stops19h 45m

Ontario

Mon 10/2

10:56-18:50

2 stops23h 54m

£475

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Sun 9/2

12:00-19:59

1 stop15h 59m

Ontario

Sun 16/2

10:24-10:35

1 stop16h 11m

£627

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Sun 8/6

12:00-19:29

2 stops39h 29m

Ontario

Tue 17/6

07:00-10:00

2 stops19h 00m

£2,259

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Wed 26/3

07:55-09:44

2 stops32h 49m

£324

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Tue 13/5

21:45-19:57

2 stops30h 12m

£680

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Sat 12/7

10:50-23:27

2 stops20h 37m

£1,302

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Thu 30/1

11:20-11:58

2 stops32h 38m

£2,015

Flights are sorted by cheapest return flights first.

Deals found on 19/1

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.

Travel insights for flights from Gatwick to Ontario

Get recent, data-driven insights about flights from Gatwick to Ontario including ideal travel times, pricing trends, and more.

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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

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.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 20 January 2025.
KLM
7.8
Good
1,341 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.2

Crew

8.4

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,341 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.2

Crew

8.4

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.2

Crew

8.4

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Iberia
7.0
Good
2,646 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.2

Crew

8.4

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

British Airways
6.6
Okay
6,834 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.2

Crew

8.4

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

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?

    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.

  • What are the cheapest airlines flying from London Gatwick Airport to Ontario round-trip?

    Cheapflights users have booked flights from London Gatwick Airport to Ontario round-trip from £475. Another airline that can offer you cheap pricing is KLM.

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

    For one-way options, check prices for Iberia. According to our data, you can fly for as low as £680. Users have also found prices from £1,302 and £2,015 on British Airways and American Airlines, 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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Alternative routes for Gatwick to Ontario

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Fly with Cheapflights

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

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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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