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

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

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.

$548 Cheap Flights from London Gatwick Airport to Ontario in 2025

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Find the cheapest flights from London Gatwick Airport to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

10:40 am - 9:39 pmLGW-ONT

18h 59m2 stops

7:16 pm - 8:10 amONT-LGW

28h 54m2 stops

$548American Airlines

Find Deal

Fri, Aug 29 - Thu, Sep 11

11:35 am - 11:59 pmLGW-ONT

20h 24m2 stops

2:30 pm - 8:00 pmONT-LGW

21h 30m2 stops

$597Iberia

Find Deal

Sun, Sep 14 - Sun, Sep 21

11:35 am - 12:08 amLGW-ONT

20h 33m2 stops

2:57 pm - 8:00 pmONT-LGW

21h 03m2 stops

$681Iberia

Find Deal

Thu, Aug 21 - Mon, Aug 25

11:35 am - 11:59 pmLGW-ONT

20h 24m2 stops

8:15 am - 10:50 amONT-LGW

19h 35m2 stops

$722Iberia

Find Deal

Thu, Oct 23 - Thu, Oct 30

3:05 pm - 5:52 pmLGW-ONT

34h 47m2 stops

6:10 am - 8:10 amONT-LGW

18h 00m2 stops

$834

Find Deal

Thu, Aug 21 - Thu, Sep 18

6:50 am - 10:33 pmLGW-ONT

23h 43m2 stops

2:30 pm - 8:00 pmONT-LGW

21h 30m2 stops

$848Iberia

Find Deal

Mon, Sep 8 - Sun, Sep 21

3:05 pm - 1:39 pmLGW-ONT

30h 34m2 stops

6:10 am - 8:10 amONT-LGW

18h 00m2 stops

$877

Find Deal

Thu, Aug 28 - Thu, Sep 4

2:00 pm - 4:18 pmLGW-ONT

34h 18m2 stops

8:00 am - 9:20 amONT-LGW

17h 20m1 stop

$920

Find Deal

Tue, Aug 26 - Tue, Sep 2

12:00 pm - 7:11 pmLGW-ONT

39h 11m2 stops

11:45 am - 10:00 amONT-LGW

38h 15m2 stops

$938KLM

Find Deal

Sat, Aug 30 - Sat, Sep 6

12:00 pm - 11:40 pmLGW-ONT

19h 40m2 stops

7:05 am - 10:00 amONT-LGW

18h 55m2 stops

$1,877Delta

Find Deal

Tue, Aug 12 - Sun, Aug 17

Iberia flights from London Gatwick Airport to Ontario

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

Iberia

Sep 14

LGW11:35 amLondon Gatwick

20h 24m

2 stops

ONT11:59 pmOntario

Sep 21

ONT2:30 pmOntario

21h 30m

2 stops

LGW8:00 pmLondon Gatwick

$597

Find similar

Iberia

Aug 21

LGW11:35 amLondon Gatwick

20h 33m

2 stops

ONT12:08 amOntario

Aug 25

ONT2:57 pmOntario

21h 03m

2 stops

LGW8:00 pmLondon Gatwick

$681

Find similar

Iberia

Oct 23

LGW11:35 amLondon Gatwick

20h 24m

2 stops

ONT11:59 pmOntario

Oct 30

ONT8:15 amOntario

19h 35m

2 stops

LGW10:50 amLondon Gatwick

$722

Find similar

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

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Fri 8/29

10:40 am-9:39 pm

2 stops18h 59m

Ontario

Thu 9/11

7:16 pm-8:10 am

2 stops28h 54m

$548

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Sun 9/14

11:35 am-11:59 pm

2 stops20h 24m

Ontario

Sun 9/21

2:30 pm-8:00 pm

2 stops21h 30m

$597

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Thu 8/21

11:35 am-12:08 am

2 stops20h 33m

Ontario

Mon 8/25

2:57 pm-8:00 pm

2 stops21h 03m

$681

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Thu 10/23

11:35 am-11:59 pm

2 stops20h 24m

Ontario

Thu 10/30

8:15 am-10:50 am

2 stops19h 35m

$722

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Thu 8/21

3:05 pm-5:52 pm

2 stops34h 47m

Ontario

Thu 9/18

6:10 am-8:10 am

2 stops18h 00m

$834

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Mon 9/8

6:50 am-10:33 pm

2 stops23h 43m

Ontario

Sun 9/21

2:30 pm-8:00 pm

2 stops21h 30m

$848

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Thu 8/28

3:05 pm-1:39 pm

2 stops30h 34m

Ontario

Thu 9/4

6:10 am-8:10 am

2 stops18h 00m

$877

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Tue 8/26

2:00 pm-4:18 pm

2 stops34h 18m

Ontario

Tue 9/2

8:00 am-9:20 am

1 stop17h 20m

$920

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Sat 8/30

12:00 pm-7:11 pm

2 stops39h 11m

Ontario

Sat 9/6

11:45 am-10:00 am

2 stops38h 15m

$938

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Tue 8/12

12:00 pm-11:40 pm

2 stops19h 40m

Ontario

Sun 8/17

7:05 am-10:00 am

2 stops18h 55m

$1,877

Flights are sorted by cheapest round-trip 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

Prices

Airlines

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Tuesday when prices can be found for as low as $602. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from London Gatwick Airport to Ontario for around $991.

What is the cheapest time of day to depart on your flight to Ontario?

In the afternoon is the cheapest time of day to fly from London Gatwick Airport to Ontario when you can find flight prices for as low as $602. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $814 on average. Flights to Ontario from London Gatwick Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Best Price Found	$920
Fastest flight time	13h 53m
Direct flights	None
Airports in Ontario	1 airport

The best one-way flight to Ontario from London Gatwick Airport in the past 72 hours is $920. The best round-trip flight deal from London Gatwick Airport to Ontario found on momondo in the last 72 hours is $548.

The fastest flight from London Gatwick Airport to Ontario takes 13h 53m

There are no direct flights from London Gatwick Airport to Ontario. Popular non-direct route for this connection is London Gatwick Airport - Ontario Airport.

There is 1 airport near Ontario: Ontario (ONT)

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 13h 53m.
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.