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

Prices for flights from London Gatwick Airport to Ontario Airport were last updated today.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Gatwick Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents you'll need for your trip to Ontario 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 Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£355 Cheap Flights from London Gatwick Airport to Ontario in 2026

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Find the cheapest flights from London Gatwick Airport to Los Angeles

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One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

20:40 - 18:57

LGW

ONT

30h 17m

2 stops

10:25 - 20:00

ONT

LGW

25h 35m

2 stops

£554British Airways

Tue, 15 Sep - Wed, 14 Oct

10:25 - 22:34

LGW

ONT

20h 09m

2 stops

13:35 - 16:00

ONT

LGW

18h 25m

2 stops

£564Delta

Sat, 23 May - Sat, 30 May

11:30 - 09:29

LGW

ONT

29h 59m

2 stops

10:25 - 20:00

ONT

LGW

25h 35m

2 stops

£575British Airways

Thu, 17 Sep - Thu, 15 Oct

11:30 - 23:06

LGW

ONT

19h 36m

2 stops

07:20 - 20:00

ONT

LGW

28h 40m

2 stops

£581British Airways

Wed, 16 Sep - Thu, 15 Oct

11:30 - 23:06

LGW

ONT

19h 36m

2 stops

12:35 - 20:00

ONT

LGW

23h 25m

2 stops

£582Iberia

Wed, 16 Sep - Wed, 14 Oct

20:40 - 23:06

LGW

ONT

34h 26m

2 stops

10:25 - 20:00

ONT

LGW

25h 35m

2 stops

£583British Airways

Tue, 15 Sep - Fri, 9 Oct

11:30 - 23:46

LGW

ONT

20h 16m

2 stops

10:59 - 20:00

ONT

LGW

25h 01m

2 stops

£584Iberia

Wed, 6 May - Mon, 11 May

11:30 - 23:06

LGW

ONT

19h 36m

2 stops

10:25 - 10:50

ONT

LGW

40h 25m

2 stops

£588Iberia

Wed, 16 Sep - Thu, 15 Oct

11:30 - 23:06

LGW

ONT

43h 36m

2 stops

07:20 - 19:00

ONT

LGW

28h 40m

2 stops

£590Iberia

Sun, 20 Sep - Wed, 28 Oct

20:40 - 22:36

LGW

ONT

33h 56m

2 stops

10:59 - 20:00

ONT

LGW

25h 01m

2 stops

£592Iberia

Tue, 5 May - Mon, 11 May

British Airways flights from London Gatwick Airport to Ontario

Our best British Airways deals on London Gatwick Airport to Ontario flight tickets

British Airways

15 Sept

LGW20:40London Gatwick

30h 17m

2 stops

ONT18:57Ontario

14 Oct

ONT10:25Ontario

25h 35m

2 stops

LGW20:00London Gatwick

£554

British Airways

17 Sept

LGW11:30London Gatwick

29h 59m

2 stops

ONT09:29Ontario

15 Oct

ONT10:25Ontario

25h 35m

2 stops

LGW20:00London Gatwick

£575

British Airways

16 Sept

LGW11:30London Gatwick

19h 36m

2 stops

ONT23:06Ontario

15 Oct

ONT07:20Ontario

28h 40m

2 stops

LGW20:00London Gatwick

£581

Delta flights from London Gatwick Airport to Ontario

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

Delta

23 May

LGW10:25London Gatwick

20h 09m

2 stops

ONT22:34Ontario

30 May

ONT13:35Ontario

18h 25m

2 stops

LGW16:00London Gatwick

£564

Delta

14 Jul

LGW10:35London Gatwick

19h 09m

2 stops

ONT21:44Ontario

5 Aug

ONT07:05Ontario

18h 20m

2 stops

LGW09:25London Gatwick

£858

Delta

14 Jul

LGW10:35London Gatwick

19h 09m

2 stops

ONT21:44Ontario

5 Aug

ONT07:05Ontario

18h 20m

2 stops

LGW09:25London Gatwick

£862

momondo 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

Cheapest return flight

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Tue 15/9

20:40-18:57

2 stops30h 17m

Ontario

Wed 14/10

10:25-20:00

2 stops25h 35m

£554

Fastest return journey

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Sat 23/5

10:25-22:34

2 stops20h 09m

Ontario

Sat 30/5

13:35-16:00

2 stops18h 25m

£564

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Thu 17/9

11:30-09:29

2 stops29h 59m

Ontario

Thu 15/10

10:25-20:00

2 stops25h 35m

£575

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Wed 16/9

11:30-23:06

2 stops19h 36m

Ontario

Thu 15/10

07:20-20:00

2 stops28h 40m

£581

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Wed 16/9

11:30-23:06

2 stops19h 36m

Ontario

Wed 14/10

12:35-20:00

2 stops23h 25m

£582

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Tue 15/9

20:40-23:06

2 stops34h 26m

Ontario

Fri 9/10

10:25-20:00

2 stops25h 35m

£583

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Wed 6/5

11:30-23:46

2 stops20h 16m

Ontario

Mon 11/5

10:59-20:00

2 stops25h 01m

£584

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Wed 16/9

11:30-23:06

2 stops19h 36m

Ontario

Thu 15/10

10:25-10:50

2 stops40h 25m

£588

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Sun 20/9

11:30-23:06

2 stops43h 36m

Ontario

Wed 28/10

07:20-19:00

2 stops28h 40m

£590

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Tue 5/5

20:40-22:36

2 stops33h 56m

Ontario

Mon 11/5

10:59-20:00

2 stops25h 01m

£592

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 London Gatwick Airport to Ontario

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

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

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

Which airlines fly to Ontario?

Norse Atlantic UK, British Airways and A.P.G. are the top three most popular airlines that fly to Ontario from London Gatwick Airport according to our data. Norse Atlantic UK is the first choice among our users, with 74% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 8 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from London Gatwick Airport to Ontario

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

Estimated return price

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

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

Fastest flight time	17h 32m
Direct flights	None

The fastest flight from London Gatwick Airport to Ontario takes 17h 32m

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

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Frequently asked questions about flying from London Gatwick Airport to Ontario

How far is London Gatwick to Ontario by plane?
The straight-line distance from London Gatwick to Ontario is 5431.4 mi. By plane, this route typically takes 17h 32m.
When did momondo last update prices for flights from London Gatwick Airport to Ontario Airport?
Prices for flights from London Gatwick Airport to Ontario Airport were last updated today.
How old do you have to be to fly from London Gatwick Airport to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Gatwick Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents you'll need for your trip to Ontario 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 Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for London to Ontario flights to just show those with flexible booking policies.

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

Once all potential London to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of London to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.