Cheap flights from Ontario to Heathrow

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Boston (BOS)
London (LHR)
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How to find the cheapest flight from
Ontario to Heathrow (LHR)

All the information you need to plan the best null to LHR flight in 2021: compare Ontario to Heathrow flight prices with the expected peak season, weather and rainfall in Heathrow.
How far in advance should I book a flight from Ontario to Heathrow?

Users have found that booking a flight from Ontario to Heathrow at least 52 days early can save you up to 22% on average compared to booking a flight this week. If booking 52 days before your flight isn’t an option for you, users have found flights from Ontario to Heathrow for as little as C$ 756 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as C$ 863 for flights departing within the next 3 days.

Cheap flights from Ontario to Heathrow in April, May 2021

The best prices found for Ontario to LHR flights for April, May
21 May - 28 May
C$ 454pp
YYZ
Toronto Pearson Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
YYZ
Toronto Pearson Intl
21 Apr - 21 May
C$ 457pp
YYZ
Toronto Pearson Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
YYZ
Toronto Pearson Intl
5 May - 4 Jun
C$ 461pp
YYZ
Toronto Pearson Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
YYZ
Toronto Pearson Intl

Ontario to Heathrow 2021 flight deals

Cheap flights to Heathrow from Ontario found for this year
21 May - 28 May
C$ 454pp
YYZ
Toronto Pearson Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
YYZ
Toronto Pearson Intl
21 Apr - 21 May
C$ 457pp
YYZ
Toronto Pearson Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
YYZ
Toronto Pearson Intl
5 May - 4 Jun
C$ 461pp
YYZ
Toronto Pearson Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
YYZ
Toronto Pearson Intl

Direct flights to Heathrow from Ontario

Save time with Ontario to Heathrow direct flight deals
8 Sep - 18 Sep
C$ 645pp
YYZ
Toronto Pearson Intl
Air Canada
Direct
LHR
London Heathrow
LHR
London Heathrow
Air Canada
Direct
YYZ
Toronto Pearson Intl
27 May - 20 Jun
C$ 658pp
YYZ
Toronto Pearson Intl
Air Canada
Direct
LHR
London Heathrow
LHR
London Heathrow
Air Canada
Direct
YYZ
Toronto Pearson Intl
30 Apr - 30 May
C$ 662pp
YYZ
Toronto Pearson Intl
Air Canada
Direct
LHR
London Heathrow
LHR
London Heathrow
Air Canada
Direct
YYZ
Toronto Pearson Intl

Last minute flights from Ontario to Heathrow

Late deals on round-trip flights to Heathrow from Ontario, departing today and this week
21 Apr - 21 May
C$ 457pp
YYZ
Toronto Pearson Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
YYZ
Toronto Pearson Intl
21 Apr - 28 Apr
C$ 464pp
YYZ
Toronto Pearson Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
YYZ
Toronto Pearson Intl
20 Apr - 31 May
C$ 646pp
YYZ
Toronto Pearson Intl
Multiple Airlines
Direct
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
YYZ
Toronto Pearson Intl

One-way flights to Heathrow from Ontario

The cheapest one-way flights from Ontario to Heathrow
6:35 p.m. - 6:55 p.m.
TAP AIR PORTUGAL
1 stop
19h 20m
YYZ - LHR
TAP AIR PORTUGAL
C$ 306
mytrip.com
12:00 p.m. - 6:15 a.m.
Brussels Airlines
2 stops
13h 15m
YYZ - LHR
Brussels Airlines
C$ 313
5:00 p.m. - 3:10 a.m.
Air Canada
2 stops
29h 10m
YYZ - LHR
Air Canada
C$ 317

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ontario</span> to <span class="emphasized">Heathrow</span> flights.

Flight FAQs

From Ontario to Heathrow

Can I find flights from Ontario to Heathrow for under C$ 503 on Cheapflights?

Yes, there are multiple flights from Ontario to Heathrow for under C$ 503. The cheapest flight booked recently is on TAP AIR PORTUGAL for just C$ 454, but on average you can expect to pay C$ 489.

What safety measures are being taken by airlines flying from Ontario to London Heathrow to control the spread of COVID-19?

New policies can now be found on Delta to help keep travellers safe while flying. New policies for travellers booking flights from Ontario to London Heathrow include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially-distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Ontario to London Heathrow have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Ontario to London Heathrow that may be offering flexible cancellation policies are Air Canada, British Airways, and Icelandair. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Are there direct flights from Ontario to Heathrow for under C$ 754 on Cheapflights?

Cheapflights has 20 direct flights from Ontario to Heathrow under C$ 754. A good price for a direct flight from Ontario to Heathrow is less than C$ 691.

Are there last-minute flights available from Ontario to Heathrow for under C$ 503?

There are currently 20+ open flights from Ontario to Heathrow within the next 7 days for less than C$ 503.

What days are direct flights available from Ontario to Heathrow?

Direct flights can be found on the following days: Sunday, Monday, Wednesday, Thursday, Saturday.

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

Consider Major Airline, American Airlines or Air Canada when booking your flight. These represent the most popular airlines when flying from Ontario to Heathrow.

What are the most popular routes from Ontario to Heathrow?

While some choose either Toronto Island - London Heathrow or Ottawa - London Heathrow, Toronto Pearson Intl - London Heathrow is the most popular route from Ontario to Heathrow.

What are the cheapest flights from Ontario to Heathrow?

On average you can expect to pay C$ 1,507 for a flight from Ontario to Heathrow. The cheapest flight overall is C$ 335 while the most popular route, (Toronto Pearson Intl - London Heathrow) is currently priced at C$ 462.

What are the most reliable airlines from Ontario to Heathrow?

No one likes to see their flight delayed. When booking a flight from Ontario to Heathrow consider choosing Air India (97%), United Airlines (94%) or Lufthansa (94%) as they are the most reliable in getting you off to your destination on time.

How long is the flight from Ontario to Heathrow?

A quick flight from Ontario to Heathrow can take about 8h 40m. Lufthansa provides one of the quickest options available for as low as C$ 725. This flight may include one or multiple stops.

What are the cheapest airlines to flying from Ontario to Heathrow round-trip?

TAP AIR PORTUGAL, at C$ 454, was found to be the cheapest airline from Ontario to Heathrow. An alternate airline flying to your destination would be Icelandair.

What are the cheapest airlines to fly from Ontario to Heathrow one-way?

For one-way options, check prices for British Airways. According to our data, you can fly for as low as C$ 274. Users have also found prices from C$ 281 and C$ 281 on British Airways and Air Canada, respectively.

Related searches

Flights to Heathrow from Ontario
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Departure points for flights from Ontario to Heathrow

Select to see more specific information for flights to Heathrow from all departure points in Ontario.

Destination information for Heathrow

Things to know before you go - useful duration and weather info for your trip from Ontario to Heathrow.
Today's exchange rate
C$ 1 = £0.58
Average temperature for April in Heathrow
14.0 °C
Avg rainfall for April in Heathrow
48.0 mm

Airports servicing

Chatham-Kent (XCM)
Fort Frances (YAG)
Sault Ste Marie (YAM)
Attawapiskat (YAT)
Fort Albany (YFA)
Kingston, Ontario (YGK)

Airports servicing London

Top 10 airlines flying from Ontario to Heathrow

The chart below displays the airlines Cheapflights users travelling from Ontario to Heathrow choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
WOW air
C$ 334 C$ 396 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by WOW air. Please check directly on their website for additional information.

Search WOW air flights
Air Transat
C$ 412 C$ 593 No cancel fee 50%
Search Air Transat flights
WestJet
C$ 481 C$ 636 No cancel fee 60%
Search WestJet flights
TAP AIR PORTUGAL
C$ 243 C$ 651 No cancel fee N/A
Search TAP AIR PORTUGAL flights
SWISS
C$ 496 C$ 676 No cancel fee 79%
Search SWISS flights
Brussels Airlines
C$ 544 C$ 708 No cancel fee N/A
Search Brussels Airlines flights
United Airlines
C$ 574 C$ 727 No cancel fee 69%
Search United Airlines flights
KLM
C$ 564 C$ 744 No cancel fee 75%
Search KLM flights
Delta
C$ 589 C$ 745 No cancel fee N/A
Search Delta flights
Virgin Atlantic
C$ 594 C$ 754 No cancel fee 72%
Search Virgin Atlantic flights
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