Cheap flights from United Kingdom to Ontario International

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How to find the cheapest flight from
United Kingdom to Ontario International (ONT)

How far in advance should I book a flight from United Kingdom to Ontario International?

Travellers have found it’s best to book a flight 61 days in advance to save up to 40% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from United Kingdom to Ontario International 1-2 weeks in advance for as low as £385, or £458 for flights within the next 24 hours.

What is the cheapest month to fly from United Kingdom to Ontario International?

Flights from United Kingdom to Ontario International lean towards being more expensive in July. Prices are generally better when you fly from United Kingdom to Ontario International in November, with the cheapest ticket starting at £254.

Cheap flights from United Kingdom to Ontario International in February, March 2021

10 Mar - 17 Mar
£432pp
LHR
London Heathrow
American Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
LHR
London Heathrow
10 Mar - 17 Mar
£436pp
LHR
London Heathrow
United Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
United Airlines
   
2 STOPS
LHR
London Heathrow
11 Mar - 25 Mar
£438pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Virgin Atlantic
 
1 STOP
LHR
London Heathrow

United Kingdom to Ontario International 2021 flight deals

24 May - 2 Jun
£365pp
LHR
London Heathrow
Air Canada
   
2 STOPS
ONT
Ontario
ONT
Ontario
Air Canada
   
2 STOPS
LHR
London Heathrow
24 May - 2 Jun
£366pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Lufthansa
 
1 STOP
LHR
London Heathrow
24 May - 2 Jun
£382pp
LHR
London Heathrow
Lufthansa
 
1 STOP
ONT
Ontario
ONT
Ontario
Lufthansa
 
1 STOP
LHR
London Heathrow

Last-minute flights from United Kingdom to Ontario International

4 Mar - 18 Mar
£517pp
LHR
London Heathrow
Finnair
 
1 STOP
ONT
Ontario
ONT
Ontario
Finnair
 
1 STOP
LHR
London Heathrow
4 Mar - 18 Mar
£580pp
LHR
London Heathrow
Finnair
 
1 STOP
ONT
Ontario
ONT
Ontario
Finnair
   
2 STOPS
LHR
London Heathrow
4 Mar - 18 Mar
£589pp
LHR
London Heathrow
Finnair
   
2 STOPS
ONT
Ontario
ONT
Ontario
Finnair
   
2 STOPS
LHR
London Heathrow

One-way flights to Ontario International from United Kingdom

12:35 - 13:29
Air France
2 stops
32h 54m
LHR - ONT
Air France
07:00 - 14:08
British Airways
1 stop
15h 08m
LHR - ONT
British Airways
£284
CheapFlights
07:30 - 17:24
Delta
1 stop
17h 54m
LHR - ONT
Delta
£341
Delta

Related info for your journey

Flight FAQs

From United Kingdom to Ontario International

Are flight prices decreasing from United Kingdom to Ontario due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both United Kingdom and Ontario for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from United Kingdom to Ontario have flexible cancellations due to COVID-19?

British Airways, United Airlines, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from United Kingdom to Ontario International for under £424 on Cheapflights?

Yes, there are multiple flights from United Kingdom to Ontario International for under £424. The cheapest flight booked recently is on Air Canada for just £365, but on average you can expect to pay £428.

Are there direct flights from United Kingdom to Ontario International for under £354 on Cheapflights?

There are no direct flights from United Kingdom to Ontario International, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from United Kingdom to Ontario International for under £566?

There are currently 15+ open flights from United Kingdom to Ontario International within the next 7 days for less than £566.

What days are direct flights available from United Kingdom to Ontario?

Direct flights can be found on the following days: Monday, Friday.

What are the most popular airlines that fly from United Kingdom to Ontario?

The most popular airlines flying from United Kingdom to Ontario are American Airlines, British Airways and United Airlines. Something to consider prior to booking your flight.

What are the most popular routes from United Kingdom to Ontario?

While some choose either Manchester - Ontario or London Gatwick - Ontario, London Heathrow - Ontario is the most popular route from United Kingdom to Ontario.

What are the cheapest flights from United Kingdom to Ontario?

On average you can expect to pay £493 for a flight from United Kingdom to Ontario. The cheapest flight overall is £338 while the most popular route, (London Heathrow - Ontario) is currently priced at £367.

How long does is the flight from United Kingdom to Ontario International?

For as low as £489, Delta can have you in Ontario International from United Kingdom in 14h 04m. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to flying from United Kingdom to Ontario International return?

Currently priced at £365, Air Canada will fly you from United Kingdom to Ontario International and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and Virgin Atlantic - these airlines can fly you to your destination from £382 and £410, respectively.

What are the cheapest airlines to fly from United Kingdom to Ontario International one-way?

£268 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Air France and KLM, with prices starting from £278 and £282, respectively.

Related searches

Flights to Ontario International from United Kingdom
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Departure points for flights from United Kingdom to Ontario International

Destination information for Ontario International

Today's exchange rate
£1 = $1.42

Airports servicing

Blackpool (BLK)
Bournemouth (BOH)
Campbeltown (CAL)
Carlisle Lake District (CAX)
Cambridge (CBG)

Airports servicing Ontario

Top 5 airlines flying from United Kingdom to Ontario International

Airline Cheapest Average Flexibility On-time COVID-19 safety
Finnair
£362 £563 No cancel fee 76%
Search Finnair flights
Virgin Atlantic
£386 £666 No cancel fee 72%
Search Virgin Atlantic flights
United Airlines
£375 £690 No cancel fee 69%
Search United Airlines flights
British Airways
£432 £783 No cancel fee 70%
Search British Airways flights
American Airlines
£518 £1,673 No cancel fee 71%
Search American Airlines flights
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