What is the cheapest airline that flies from Ontario to London Gatwick?

British Airways and Iberia are the most popular carriers operating from Ontario to London Gatwick

When did momondo last update prices for flights from Ontario Airport to London Gatwick Airport?

Prices for flights from Ontario Airport to London Gatwick Airport refresh daily.

How old do you have to be to fly from Ontario Airport to London Gatwick Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to London Gatwick Airport.

What documentation or ID do you need to fly to London Gatwick Airport?

The travel and health documents you'll need for your trip to London Gatwick Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Gatwick Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£235 Cheap Flights from Ontario to London Gatwick Airport in 2026

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Find the cheapest flights from Ontario to London

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

07:30 - 09:25

ONT

LGW

17h 55m

2 stops

10:25 - 20:58

LGW

ONT

18h 33m

2 stops

£609Delta

Thu, 23 Apr - Mon, 4 May

07:00 - 10:50

ONT

LGW

19h 50m

2 stops

21:05 - 22:29

LGW

ONT

33h 24m

2 stops

£670Iberia

Sat, 21 Feb - Sat, 28 Feb

12:02 - 22:35

ONT

LGW

26h 33m

2 stops

17:05 - 23:32

LGW

ONT

37h 27m

2 stops

£776Multiple Airlines

Thu, 5 Mar - Thu, 12 Mar

06:14 - 22:35

ONT

LGW

32h 21m

2 stops

06:25 - 23:32

LGW

ONT

25h 07m

2 stops

£776Multiple Airlines

Thu, 26 Feb - Thu, 5 Mar

10:33 - 22:35

ONT

LGW

29h 02m

2 stops

07:00 - 09:39

LGW

ONT

34h 39m

2 stops

£788Multiple Airlines

Tue, 24 Mar - Thu, 16 Apr

10:39 - 22:25

ONT

LGW

27h 46m

2 stops

17:35 - 22:32

LGW

ONT

36h 57m

2 stops

£789Multiple Airlines

Tue, 28 Apr - Fri, 8 May

10:39 - 22:25

ONT

LGW

27h 46m

2 stops

07:00 - 09:45

LGW

ONT

34h 45m

2 stops

£803Multiple Airlines

Fri, 1 May - Mon, 11 May

06:00 - 22:25

ONT

LGW

32h 25m

2 stops

07:00 - 09:39

LGW

ONT

34h 39m

2 stops

£818Multiple Airlines

Sat, 4 Apr - Sun, 12 Apr

07:00 - 10:50

ONT

LGW

20h 50m

2 stops

11:45 - 13:48

LGW

ONT

33h 03m

2 stops

£826Iberia

Sun, 8 Mar - Wed, 11 Mar

12:01 - 14:40

ONT

LGW

18h 39m

2 stops

15:40 - 22:09

LGW

ONT

38h 29m

2 stops

£869Multiple Airlines

Wed, 13 May - Wed, 3 Jun

Turkish Airlines flights from Ontario to London Gatwick Airport

Our best Turkish Airlines deals on Ontario to London Gatwick Airport flight tickets

Turkish Airlines

4 Jul

ONT23:25Ontario

39h 00m

2 stops

LGW22:25London Gatwick

20 Jul

LGW17:35London Gatwick

60h 34m

2 stops

ONT22:09Ontario

£1,338

Turkish Airlines

1 Jul

ONT23:25Ontario

33h 15m

2 stops

LGW16:40London Gatwick

20 Jul

LGW14:05London Gatwick

64h 04m

2 stops

ONT22:09Ontario

£1,355

Turkish Airlines

5 Jul

ONT23:25Ontario

39h 00m

2 stops

LGW22:25London Gatwick

13 Jul

LGW17:35London Gatwick

36h 34m

2 stops

ONT22:09Ontario

£1,426

Iberia flights from Ontario to London Gatwick Airport

Our best Iberia deals on Ontario to London Gatwick Airport flight tickets

Iberia

21 Feb

ONT07:00Ontario

19h 50m

2 stops

LGW10:50London Gatwick

28 Feb

LGW21:05London Gatwick

33h 24m

2 stops

ONT22:29Ontario

£670

Iberia

8 Mar

ONT07:00Ontario

20h 50m

2 stops

LGW10:50London Gatwick

11 Mar

LGW11:45London Gatwick

33h 03m

2 stops

ONT13:48Ontario

£826

Iberia

24 Jan

ONT06:00Ontario

20h 50m

2 stops

LGW10:50London Gatwick

31 Jan

LGW19:40London Gatwick

26h 38m

2 stops

ONT14:18Ontario

£1,014

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

OntarioLondon

ONT - LGW

ONTLGW

Ontario

Thu 23/4

07:30-09:25

2 stops17h 55m

London Gatwick

Mon 4/5

10:25-20:58

2 stops18h 33m

£609

OntarioLondon

ONT - LGW

ONTLGW

Ontario

Sat 21/2

07:00-10:50

2 stops19h 50m

London Gatwick

Sat 28/2

21:05-22:29

2 stops33h 24m

£670

OntarioLondon

ONT - LGW

ONTLGW

Ontario

Thu 5/3

12:02-22:35

2 stops26h 33m

London Gatwick

Thu 12/3

17:05-23:32

2 stops37h 27m

£776

OntarioLondon

ONT - LGW

ONTLGW

Ontario

Thu 26/2

06:14-22:35

2 stops32h 21m

London Gatwick

Thu 5/3

06:25-23:32

2 stops25h 07m

£776

OntarioLondon

ONT - LGW

ONTLGW

Ontario

Tue 24/3

10:33-22:35

2 stops29h 02m

London Gatwick

Thu 16/4

07:00-09:39

2 stops34h 39m

£788

OntarioLondon

ONT - LGW

ONTLGW

Ontario

Tue 28/4

10:39-22:25

2 stops27h 46m

London Gatwick

Fri 8/5

17:35-22:32

2 stops36h 57m

£789

OntarioLondon

ONT - LGW

ONTLGW

Ontario

Fri 1/5

10:39-22:25

2 stops27h 46m

London Gatwick

Mon 11/5

07:00-09:45

2 stops34h 45m

£803

OntarioLondon

ONT - LGW

ONTLGW

Ontario

Sat 4/4

06:00-22:25

2 stops32h 25m

London Gatwick

Sun 12/4

07:00-09:39

2 stops34h 39m

£818

OntarioLondon

ONT - LGW

ONTLGW

Ontario

Sun 8/3

07:00-10:50

2 stops20h 50m

London Gatwick

Wed 11/3

11:45-13:48

2 stops33h 03m

£826

OntarioLondon

ONT - LGW

ONTLGW

Ontario

Wed 13/5

12:01-14:40

2 stops18h 39m

London Gatwick

Wed 3/6

15:40-22:09

2 stops38h 29m

£869

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to London Gatwick Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to London Gatwick Airport?

According to our data, Tuesday is the cheapest day to fly to London Gatwick Airport from Ontario. The lowest ticket price found for a Tuesday departure recently was £299. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Ontario to London Gatwick Airport on a Saturday will generally be more expensive and average around £519. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

When to book flights from Ontario to London Gatwick Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to London Gatwick Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Ontario to London Gatwick Airport (ONT to LGW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to London Gatwick Airport

Fastest flight time	17h 55m
Direct flights	None

The fastest flight from Ontario to London Gatwick Airport takes 17h 55m

There are no direct flights from Ontario to London Gatwick Airport. There are no popular flight routes from Ontario to London Gatwick Airport.

Search flight deals

How far is Ontario to London Gatwick by plane?
The distance between Ontario and London Gatwick is about 5431.4 mi. In terms of flight time, this usually takes a little over 17h 55m.
When did momondo last update prices for flights from Ontario Airport to London Gatwick Airport?
Prices for flights from Ontario Airport to London Gatwick Airport refresh daily.
How old do you have to be to fly from Ontario Airport to London Gatwick Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to London Gatwick Airport.
What documentation or ID do you need to fly to London Gatwick Airport?
The travel and health documents you'll need for your trip to London Gatwick Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Gatwick Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Eastbourne

Luton

Milton Keynes

Gatwick

Maidstone

Slough

Southend-on-Sea

Canterbury

Ipswich

Ilford

Guildford

Chelmsford

Hayes

Dover

Bedford

Worthing

Ramsgate

Colchester

Folkestone

Winchester

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to London . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to London with flexible booking policies on momondo?

Flights from Ontario to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ontario to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to London.

I’m not ready to book a flight from Ontario to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.