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London To Ontario Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

calender

Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

August
September
October
November
December
January
February
March
April

July is by far the best month, wherein you can get cheapest flights for London to Ontario. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From London To Ontario

Cheapest
Turkish Airlines
Turkish Airlines

LGW

17:15

London

London Gatwick Airport

Fri , 01 Aug 2025

36h 53m
ellipse
2 Stop

ONT

22:08

Ontario

Ontario International Airport

Sat, 02 Aug 2025

£999
Finnair
Finnair

LGW

15:05

London

London Gatwick Airport

Mon , 29 Sep 2025

28h 51m
ellipse
2 Stop

ONT

11:56

Ontario

Ontario International Airport

Tue, 30 Sep 2025

£1104
American Airlines
American Airlines

LGW

14:30

London

London Gatwick Airport

Thu , 02 Oct 2025

29h 25m
ellipse
2 Stop

ONT

11:55

Ontario

Ontario International Airport

Fri, 03 Oct 2025

£1111
Finnair
Finnair

LGW

14:30

London

London Gatwick Airport

Thu , 02 Oct 2025

29h 25m
ellipse
2 Stop

ONT

11:55

Ontario

Ontario International Airport

Fri, 03 Oct 2025

£1119
Finnair
Finnair

LGW

15:05

London

London Gatwick Airport

Mon , 08 Sep 2025

30h 45m
ellipse
2 Stop

ONT

13:50

Ontario

Ontario International Airport

Tue, 09 Sep 2025

£1375
American Airlines
American Airlines

LGW

14:30

London

London Gatwick Airport

Fri , 01 Aug 2025

29h 30m
ellipse
2 Stop

ONT

12:00

Ontario

Ontario International Airport

Sat, 02 Aug 2025

£1704
American Airlines
American Airlines

LGW

12:20

London

London Gatwick Airport

Sun , 24 Aug 2025

31h 32m
ellipse
2 Stop

ONT

11:52

Ontario

Ontario International Airport

Mon, 25 Aug 2025

£1714
Iberia
Iberia

LGW

15:05

London

London Gatwick Airport

Thu , 24 Jul 2025

28h 55m
ellipse
2 Stop

ONT

12:00

Ontario

Ontario International Airport

Fri, 25 Jul 2025

£2111
Iberia
Iberia

LGW

10:25

London

London Gatwick Airport

Thu , 24 Jul 2025

19h 13m
ellipse
2 Stop

ONT

21:38

Ontario

Ontario International Airport

Thu, 24 Jul 2025

£2128
Delta Airlines
Delta Airlines

LGW

12:00

London

London Gatwick Airport

Fri , 22 Aug 2025

19h 40m
ellipse
2 Stop

ONT

23:40

Ontario

Ontario International Airport

Fri, 22 Aug 2025

£2136
Delta Airlines
Delta Airlines

LGW

12:00

London

London Gatwick Airport

Fri , 01 Aug 2025

19h 42m
ellipse
2 Stop

ONT

23:42

Ontario

Ontario International Airport

Fri, 01 Aug 2025

£2186
ellipse

Early Morning Flight London to Ontario

wallet
Cheapest Flight
Found
£2266
group
Average Flight
Time
19h 13m
calendra
Date/Time
24 Jul 2025
10:25 AM
plane
Airlines
British Airways
Ellipse

Late Night Flight London to Ontario

wallet
Cheapest Flight
Found
£999
group
Average Flight
Time
36h 53m
calendar
Date/Time
01 Aug 2025
17:15 PM
plane
Airlines
Turkish Airlines

Flights from London to Ontario with Easemytrip

Flying from London to Ontario has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between London to Ontario is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between London Gatwick Airport (LGW) and Ontario International Airport (ONT). You can expect a flight distance of approximately 8745 km, and most direct services cover it in around 17:07.

Let’s take a closer look at everything you need to know before booking your flight from London to Ontario.

Travel Overview: London to Ontario

Flight Details Information
Route Distance 8745 km
Average Flight Time 17:07 hrs
Departure Airport London Gatwick Airport (LGW)
Arrival Airport Ontario International Airport (ONT)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights NO
Common Airlines Turkish Airlines, Finnair, American Airlines, Iberia

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

Read more

FAQs about flights from London to Ontario

Are there direct flights from London to Ontario?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?