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Cheap flights from London Gatwick Airport to Los Angeles from $442

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Gatwick Airport to Los Angeles departing on 4/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Gatwick Airport to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
10:25 am - 10:37 pm
LGW
-
ONT
20h 12m
2 stops
Delta Logo
1:35 pm - 4:00 pm
ONT
-
LGW
18h 25m
2 stops
$627Delta
пн., апр 27 - сб., май 9
Iberia Logo
11:30 am - 11:46 pm
LGW
-
ONT
20h 16m
2 stops
Iberia Logo
2:22 pm - 8:00 pm
ONT
-
LGW
21h 38m
2 stops
$910Iberia
чт., май 7 - чт., май 28
Iberia Logo
11:30 am - 11:46 pm
LGW
-
ONT
20h 16m
2 stops
Iberia Logo
2:22 pm - 8:00 pm
ONT
-
LGW
21h 38m
2 stops
$1,062Iberia
пт., май 8 - пт., май 29
Multiple Airlines Logo
11:55 am - 8:23 pm
LGW
-
ONT
39h 28m
2 stops
Multiple Airlines Logo
12:50 pm - 9:25 am
ONT
-
LGW
36h 35m
2 stops
$1,217Multiple Airlines
пн., мар 23 - пн., мар 30
Multiple Airlines Logo
11:55 am - 5:09 pm
LGW
-
ONT
36h 14m
2 stops
Multiple Airlines Logo
6:00 am - 2:40 pm
ONT
-
LGW
24h 40m
2 stops
$1,355Multiple Airlines
ср., мар 25 - ср., апр 1
Multiple Airlines Logo
7:00 am - 9:45 am
LGW
-
ONT
34h 45m
2 stops
Multiple Airlines Logo
10:39 am - 10:25 pm
ONT
-
LGW
27h 46m
2 stops
$1,413Multiple Airlines
пн., апр 27 - сб., май 9
Multiple Airlines Logo
6:20 am - 11:08 am
LGW
-
ONT
35h 48m
2 stops
Multiple Airlines Logo
10:33 am - 10:30 pm
ONT
-
LGW
28h 57m
2 stops
$1,444Multiple Airlines
пн., мар 9 - пн., мар 23
Multiple Airlines Logo
11:55 am - 10:45 pm
LGW
-
ONT
18h 50m
2 stops
Multiple Airlines Logo
10:59 am - 10:55 am
ONT
-
LGW
16h 56m
2 stops
$1,609Multiple Airlines
чт., мар 5 - чт., мар 26
Iberia Logo
11:30 am - 11:46 pm
LGW
-
ONT
20h 16m
2 stops
Iberia Logo
2:22 pm - 8:00 pm
ONT
-
LGW
21h 38m
2 stops
$1,615Iberia
сб., май 9 - сб., май 30
Iberia Logo
11:45 am - 12:48 pm
LGW
-
ONT
33h 03m
2 stops
Iberia Logo
6:00 am - 9:50 am
ONT
-
LGW
20h 50m
2 stops
$1,666Iberia
сб., мар 7 - сб., мар 28

American Airlines flights from London Gatwick Airport to Ontario

Our best American Airlines deals on London Gatwick Airport to Ontario flight tickets
American Airlines
Mar 5
LGW12:30 pmLondon Gatwick
43h 29m
2 stops
ONT11:59 pmOntario
Mar 25
ONT6:15 amOntario
19h 45m
2 stops
LGW9:00 amLondon Gatwick
$1,737
American Airlines
Mar 5
LGW12:30 pmLondon Gatwick
43h 29m
2 stops
ONT11:59 pmOntario
Mar 26
ONT6:15 amOntario
19h 45m
2 stops
LGW9:00 amLondon Gatwick
$1,954
American Airlines
Mar 5
LGW12:30 pmLondon Gatwick
43h 29m
2 stops
ONT11:59 pmOntario
Mar 27
ONT6:15 amOntario
43h 45m
2 stops
LGW9:00 amLondon Gatwick
$1,995

Iberia flights from London Gatwick Airport to Ontario

Our best Iberia deals on London Gatwick Airport to Ontario flight tickets
Iberia
May 7
LGW11:30 amLondon Gatwick
20h 16m
2 stops
ONT11:46 pmOntario
May 28
ONT2:22 pmOntario
21h 38m
2 stops
LGW8:00 pmLondon Gatwick
$910
Iberia
May 8
LGW11:30 amLondon Gatwick
20h 16m
2 stops
ONT11:46 pmOntario
May 29
ONT2:22 pmOntario
21h 38m
2 stops
LGW8:00 pmLondon Gatwick
$1,062
Iberia
May 9
LGW11:30 amLondon Gatwick
20h 16m
2 stops
ONT11:46 pmOntario
May 30
ONT2:22 pmOntario
21h 38m
2 stops
LGW8:00 pmLondon Gatwick
$1,615

momondo Fare Finder

 
Customize your flight search to find flights from London Gatwick Airport 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, momondo users made 832,500 searches. Data last updated февраль 8, 2026.
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

пн. 4/27

10:25 am-10:37 pm

2 stops20h 12m

Ontario

сб. 5/9

1:35 pm-4:00 pm

2 stops18h 25m

$627

LondonOntario

LGW - ONT

LGWONT

London Gatwick

чт. 5/7

11:30 am-11:46 pm

2 stops20h 16m

Ontario

чт. 5/28

2:22 pm-8:00 pm

2 stops21h 38m

$910

LondonOntario

LGW - ONT

LGWONT

London Gatwick

пт. 5/8

11:30 am-11:46 pm

2 stops20h 16m

Ontario

пт. 5/29

2:22 pm-8:00 pm

2 stops21h 38m

$1,062

LondonOntario

LGW - ONT

LGWONT

London Gatwick

пн. 3/23

11:55 am-8:23 pm

2 stops39h 28m

Ontario

пн. 3/30

12:50 pm-9:25 am

2 stops36h 35m

$1,217

LondonOntario

LGW - ONT

LGWONT

London Gatwick

ср. 3/25

11:55 am-5:09 pm

2 stops36h 14m

Ontario

ср. 4/1

6:00 am-2:40 pm

2 stops24h 40m

$1,355

LondonOntario

LGW - ONT

LGWONT

London Gatwick

пн. 4/27

7:00 am-9:45 am

2 stops34h 45m

Ontario

сб. 5/9

10:39 am-10:25 pm

2 stops27h 46m

$1,413

LondonOntario

LGW - ONT

LGWONT

London Gatwick

пн. 3/9

6:20 am-11:08 am

2 stops35h 48m

Ontario

пн. 3/23

10:33 am-10:30 pm

2 stops28h 57m

$1,444

LondonOntario

LGW - ONT

LGWONT

London Gatwick

чт. 3/5

11:55 am-10:45 pm

2 stops18h 50m

Ontario

чт. 3/26

10:59 am-10:55 am

2 stops16h 56m

$1,609

LondonOntario

LGW - ONT

LGWONT

London Gatwick

сб. 5/9

11:30 am-11:46 pm

2 stops20h 16m

Ontario

сб. 5/30

2:22 pm-8:00 pm

2 stops21h 38m

$1,615

LondonOntario

LGW - ONT

LGWONT

London Gatwick

сб. 3/7

11:45 am-12:48 pm

2 stops33h 03m

Ontario

сб. 3/28

6:00 am-9:50 am

2 stops20h 50m

$1,666

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 and Iberia are the most popular carriers operating from London Gatwick to Ontario

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 round-trip 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

21h 36m

Direct flights

None
The fastest flight from London Gatwick Airport to Ontario takes 21h 36m
There are no direct flights from London Gatwick Airport to Ontario. There are no popular flight routes from London Gatwick Airport to Ontario.
Search flight deals

  • 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 21h 36m.

  • 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 refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Ontario for you.

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

Yes. All flights to Ontario from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for London to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from London to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.

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вт. 3/10
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