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Cheap flights from London Heathrow Airport to Ontario from £309

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 Heathrow Airport to Ontario departing on 6/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Heathrow Airport to Los Angeles

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from London Heathrow Airport to Los Angeles.
British Airways Logo
15:40 - 21:57LHR-ONT
14h 17m1 stop
British Airways Logo
12:45 - 10:50ONT-LHR
14h 05m1 stop
£418British Airways
Find Deal
tis, 6 maj - tis, 13 maj
KLM Logo
11:20 - 19:42LHR-ONT
16h 22m1 stop
KLM Logo
13:00 - 09:50ONT-LHR
12h 50m1 stop
£419KLM
Find Deal
mån, 8 sep - ons, 17 sep
Finnair Logo
15:10 - 22:10LHR-ONT
15h 00m1 stop
Finnair Logo
14:44 - 12:45ONT-LHR
14h 01m1 stop
£421Finnair
Find Deal
fre, 2 maj - lör, 10 maj
Virgin Atlantic Logo
13:25 - 22:35LHR-ONT
17h 10m1 stop
Virgin Atlantic Logo
13:10 - 09:50ONT-LHR
12h 40m1 stop
£471Virgin Atlantic
Find Deal
lör, 10 maj - mån, 26 maj
 Logo
17:40 - 12:38LHR-ONT
26h 58m2 stops
 Logo
05:05 - 06:35ONT-LHR
17h 30m2 stops
tis, 6 maj - tis, 13 maj
United Airlines Logo
13:40 - 22:00LHR-ONT
16h 20m1 stop
United Airlines Logo
16:15 - 12:20ONT-LHR
12h 05m1 stop
£480United Airlines
Find Deal
tis, 6 maj - tis, 13 maj
United Airlines Logo
13:40 - 22:00LHR-ONT
16h 20m1 stop
United Airlines Logo
16:15 - 12:20ONT-LHR
12h 05m1 stop
£481United Airlines
Find Deal
lör, 3 maj - sön, 4 maj
Virgin Atlantic Logo
11:45 - 22:16LHR-ONT
18h 31m2 stops
Virgin Atlantic Logo
11:46 - 14:15ONT-LHR
18h 29m1 stop
£489Virgin Atlantic
Find Deal
lör, 10 maj - mån, 26 maj
Finnair Logo
10:05 - 21:05LHR-ONT
19h 00m2 stops
Finnair Logo
19:25 - 19:45ONT-LHR
16h 20m2 stops
£527Finnair
Find Deal
lör, 10 maj - mån, 26 maj
 Logo
11:00 - 16:17LHR-ONT
13h 17m1 stop
 Logo
13:00 - 09:50ONT-LHR
12h 50m1 stop
ons, 28 maj - mån, 8 sep

Finnair flights from London Heathrow Airport to Ontario

Our best Finnair deals on London Heathrow Airport to Ontario flight tickets
Finnair
2 May
LHR15:10London Heathrow
15h 00m
1 stop
ONT22:10Ontario
10 May
ONT14:44Ontario
14h 01m
1 stop
LHR12:45London Heathrow
Finnair
10 May
LHR10:05London Heathrow
19h 00m
2 stops
ONT21:05Ontario
26 May
ONT19:25Ontario
16h 20m
2 stops
LHR19:45London Heathrow
Finnair
12 Sept
LHR10:30London Heathrow
15h 10m
1 stop
ONT17:40Ontario
10 Oct
ONT12:51Ontario
13h 59m
1 stop
LHR10:50London Heathrow

Icelandair flights from London Heathrow Airport to Ontario

Our best Icelandair deals on London Heathrow Airport to Ontario flight tickets
Icelandair
13 May
LHR08:15London Heathrow
20h 56m
1 stop
ONT21:11Ontario
19 May
ONT22:59Ontario
23h 31m
2 stops
LHR06:30London Heathrow
Icelandair
10 Sept
LHR08:15London Heathrow
21h 26m
1 stop
ONT21:41Ontario
17 Sept
ONT23:00Ontario
13h 45m
1 stop
LHR20:45London Heathrow
Icelandair
20 May
LHR08:25London Heathrow
20h 46m
2 stops
ONT21:11Ontario
10 Jun
ONT22:55Ontario
13h 50m
1 stop
LHR20:45London Heathrow

See travel insights to Los Angeles from

How to get the cheapest flight ticket from London Heathrow 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 month to fly to Ontario?

The month of February is, on average, the cheapest month to fly to Ontario from London Heathrow Airport, with most prices found around £441. If you’re not able to fly to Ontario in February, then April is your next best option. Flight prices from London Heathrow Airport to Ontario during April average around £490.

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 Wednesday when prices can be found for as low as £492. This is often the case because there is less demand to fly during this day of the week. Flights from London Heathrow Airport to Ontario on a Sunday will generally be more expensive and average around £569. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Flying to Ontario from London Heathrow Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as £481 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Ontario is at midday when prices are around £566.

How far in advance should I book a flight to Ontario?

You are more likely to see cheaper flights to Ontario from London Heathrow Airport when booking 22 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around £540 when searching 22 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from London Heathrow Airport for as low as £388 on momondo.

When to book flights from London Heathrow Airport to Ontario

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

Cheap London Heathrow Airport to Ontario (LHR to ONT) flight deals and tips

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

Best price found

£309

Fastest flight time

13h 17m

Direct flights

None

Airports in Ontario

1 airport
The best one-way flight to Ontario from London Heathrow Airport in the past 72 hours is £309. The best return flight deal from London Heathrow Airport to Ontario found on momondo in the last 72 hours is £418.
The fastest flight from London Heathrow Airport to Ontario takes 13h 17m
There are no direct flights from London Heathrow Airport to Ontario. Popular non-direct route for this connection is London Heathrow Airport - Ontario Airport.
There is 1 airport near Ontario: Ontario (ONT)

  • How far is London Heathrow to Ontario by plane?

    Ontario is 5408.1 mi away from London Heathrow. By plane, this route typically takes 13h 17m.

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

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

  • How many operators does momondo search for flights from London Heathrow Airport to Ontario Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow 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.

  • What is the most popular airline from London Heathrow Airport to Ontario?


Best airlines flying from London Heathrow Airport to Ontario

Compare and see reviews for airlines that fly from London Heathrow Airport to Ontario with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £380Free CancellationRating
7.8
1,333 reviews
Search KLM flights
United AirlinesPriceFrom £397Free CancellationRating
7.4
8,683 reviews
Search United Airlines flights
Virgin AtlanticPriceFrom £408Free CancellationRating
7.4
642 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £409Free CancellationRating
6.6
6,798 reviews
Search British Airways flights
FinnairPriceFrom £410Free CancellationRating
7.6
1,272 reviews
Search Finnair flights
LufthansaPriceFrom £433Free CancellationRating
6.7
7,027 reviews
Search Lufthansa flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from London.

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

Flights from London to Ontario 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 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?

Price alerts on flights to Ontario from London 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.


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mån 28/4
mån 5/5

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