Which airlines fly to United Kingdom?

Virgin Atlantic, British Airways and Aer Lingus are the top three most popular airlines that fly to United Kingdom from Ontario according to our data. Virgin Atlantic is the first choice among our users, with 42% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 11 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to United Kingdom?

Virgin Atlantic, JetBlue, and Air Canada are the most popular carriers operating from Ontario to United Kingdom

When did momondo last update prices for flights from Ontario Airport to United Kingdom?

Prices for flights from Ontario Airport to United Kingdom are updated daily.

How old do you have to be to fly from Ontario Airport to United Kingdom?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£190 Cheap Flights from Ontario to the United Kingdom in 2025/26

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Find the cheapest flights from Ontario to the United Kingdom

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13:29 - 16:55ONT-MAN

19h 26m2 stops

06:25 - 17:34MAN-ONT

19h 09m2 stops

£473Multiple Airlines

Find Deal

Mon, 3 Nov - Tue, 11 Nov

07:00 - 10:20ONT-MAN

19h 20m2 stops

06:10 - 22:51MAN-ONT

24h 41m3 stops

£475United Airlines

Find Deal

Mon, 10 Nov - Wed, 19 Nov

07:05 - 07:50ONT-LHR

16h 45m1 stop

06:30 - 17:09LHR-ONT

18h 39m2 stops

£478KLM

Find Deal

Tue, 18 Nov - Tue, 25 Nov

07:05 - 07:50ONT-LHR

16h 45m1 stop

06:30 - 17:09LHR-ONT

18h 39m2 stops

£484Delta

Find Deal

Tue, 18 Nov - Tue, 25 Nov

07:05 - 07:40ONT-LHR

16h 35m2 stops

06:30 - 17:09LHR-ONT

18h 39m2 stops

£485KLM

Find Deal

Tue, 18 Nov - Tue, 25 Nov

07:05 - 08:00ONT-LHR

16h 55m2 stops

06:30 - 17:09LHR-ONT

18h 39m2 stops

£487Delta

Find Deal

Tue, 18 Nov - Tue, 25 Nov

05:05 - 11:50ONT-LHR

22h 45m2 stops

14:30 - 22:51LHR-ONT

39h 21m2 stops

£493Air Canada

Find Deal

Wed, 22 Oct - Wed, 29 Oct

05:05 - 07:10ONT-LHR

18h 05m2 stops

14:30 - 12:18LHR-ONT

29h 48m2 stops

£494Air Canada

Find Deal

Sun, 8 Feb - Tue, 17 Feb

12:46 - 15:20ONT-EDI

18h 34m2 stops

09:25 - 23:57EDI-ONT

22h 32m2 stops

£496American Airlines

Find Deal

Fri, 14 Nov - Thu, 20 Nov

15:09 - 17:50ONT-GLA

19h 41m2 stops

10:05 - 23:43GLA-ONT

21h 38m2 stops

£706American Airlines

Find Deal

Thu, 26 Mar - Sun, 5 Apr

KLM flights from Ontario to United Kingdom

Our best KLM deals on Ontario to United Kingdom flight tickets

KLM

18 Nov

ONT07:05Ontario

16h 45m

1 stop

LHR07:50London Heathrow

25 Nov

LHR06:30London Heathrow

18h 39m

2 stops

ONT17:09Ontario

£478

Find similar

KLM

18 Nov

ONT07:05Ontario

16h 35m

2 stops

LHR07:40London Heathrow

25 Nov

LHR06:30London Heathrow

18h 39m

2 stops

ONT17:09Ontario

£485

Find similar

KLM

10 Jan

ONT22:30Ontario

25h 20m

1 stop

LHR07:50London Heathrow

30 Jan

LHR10:10London Heathrow

19h 04m

2 stops

ONT21:14Ontario

£534

Find similar

Delta flights from Ontario to United Kingdom

Our best Delta deals on Ontario to United Kingdom flight tickets

Delta

18 Nov

ONT07:05Ontario

16h 45m

1 stop

LHR07:50London Heathrow

25 Nov

LHR06:30London Heathrow

18h 39m

2 stops

ONT17:09Ontario

£484

Find similar

Delta

18 Nov

ONT07:05Ontario

16h 55m

2 stops

LHR08:00London Heathrow

25 Nov

LHR06:30London Heathrow

18h 39m

2 stops

ONT17:09Ontario

£487

Find similar

Delta

16 Nov

ONT07:05Ontario

15h 25m

1 stop

MAN06:30Manchester

23 Nov

MAN09:05Manchester

21h 59m

1 stop

ONT23:04Ontario

£493

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioManchester

ONT - MAN

ONTMAN

Ontario

Mon 3/11

13:29-16:55

2 stops19h 26m

Manchester

Tue 11/11

06:25-17:34

2 stops19h 09m

£473

OntarioManchester

ONT - MAN

ONTMAN

Ontario

Mon 10/11

07:00-10:20

2 stops19h 20m

Manchester

Wed 19/11

06:10-22:51

3 stops24h 41m

£475

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Tue 18/11

07:05-07:50

1 stop16h 45m

London Heathrow

Tue 25/11

06:30-17:09

2 stops18h 39m

£478

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Tue 18/11

07:05-07:50

1 stop16h 45m

London Heathrow

Tue 25/11

06:30-17:09

2 stops18h 39m

£484

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Tue 18/11

07:05-07:40

2 stops16h 35m

London Heathrow

Tue 25/11

06:30-17:09

2 stops18h 39m

£485

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Tue 18/11

07:05-08:00

2 stops16h 55m

London Heathrow

Tue 25/11

06:30-17:09

2 stops18h 39m

£487

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Wed 22/10

05:05-11:50

2 stops22h 45m

London Heathrow

Wed 29/10

14:30-22:51

2 stops39h 21m

£493

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Sun 8/2

05:05-07:10

2 stops18h 05m

London Heathrow

Tue 17/2

14:30-12:18

2 stops29h 48m

£494

OntarioEdinburgh

ONT - EDI

ONTEDI

Ontario

Fri 14/11

12:46-15:20

2 stops18h 34m

Edinburgh Turnhouse

Thu 20/11

09:25-23:57

2 stops22h 32m

£496

OntarioGlasgow

ONT - GLA

ONTGLA

Ontario

Thu 26/3

15:09-17:50

2 stops19h 41m

Glasgow Intl

Sun 5/4

10:05-23:43

2 stops21h 38m

£706

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 Ontario to United Kingdom

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 month to fly to United Kingdom?

The cheapest month to fly to United Kingdom from Ontario is in October. Flight prices, which tend to average around £504, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of October, then departing from Ontario during the month September is also very affordable. Most momondo users find prices during this month for around £508.

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

The cheapest time of day to fly to United Kingdom is at midday when flights can be purchased for as low as £527. Try not to purchase tickets in the morning because they tend to be around £643. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to United Kingdom from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £640 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Ontario for as low as £450 on momondo.

Cheap Ontario to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to United Kingdom

Direct flights	None

There are no direct flights from Ontario to United Kingdom. There are no popular flight routes from Ontario to United Kingdom.

Search flight deals

When did momondo last update prices for flights from Ontario Airport to United Kingdom?
Prices for flights from Ontario Airport to United Kingdom are updated daily.
How old do you have to be to fly from Ontario Airport to United Kingdom?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 Ontario to United Kingdom?

It is quick and easy to find Ontario to United Kingdom flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United Kingdom that suits you.

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

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

How can momondo help me find flights from Ontario to United Kingdom?

momondo provides multiple filters to help you find the best flight to United Kingdom from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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