How long is the flight from United Kingdom to Region of Ontario?

There are many flights that can get you from United Kingdom to Region of Ontario in 11h 20m. Fly via Icelandair, Air Transat, or Lufthansa to get the fastest option. United Kingdom and Region of Ontario are separated by a distance of 3563 mi. This flight may include one or multiple stops.

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

For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £266. Users have also found prices from £271 and £272 on British Airways and Delta, respectively.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 inches per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Can I find deals for flights from United Kingdom to Ontario that include hotel bookings?

Yes. In addition to deals on United Kingdom to Ontario flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from United Kingdom to Ontario?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Ontario.

Can I find deals for business class flights from United Kingdom to Ontario?

Yes. Cheapflights offers flight deals from United Kingdom to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£242+ Flights from the United Kingdom to Ontario

Cheap flight deals from United Kingdom to Ontario

Round-trip from	£355
One-way from	£242
Popular in	December
Cheapest in	February
Average price	£432
Good round-trip deal	£436 or less
Good one-way deal	£325 or less

Icelandair
16/1-19/1
2 total stops
29h 50m total
United Kingdom to Ontario

Search Deals

6/12
1 total stop
33h 25m total
United Kingdom to Ontario

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (£15 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Price to beat on a round-trip flight from United Kingdom to Ontario.

Search Deals

Price to beat on a one-way flight from United Kingdom to Ontario.

Search Deals

Find flight deals from United Kingdom to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Ontario
Explore the most affordable flight options available from United Kingdom to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.

Thu 4/1211:55LGW - YYZ

1 stop11h 20mIcelandair

Sun 7/1219:40YYZ - LGW

1 stop10h 15mIcelandair

Deal found 30/10£356

Thu 27/1112:15LHR - YYZ

1 stop11h 00mIcelandair

Sun 30/1119:40YYZ - LHR

1 stop10h 10mIcelandair

Deal found 29/10£358

Thu 27/1112:15LHR - YYZ

1 stop11h 00mIcelandair

Thu 4/1219:40YYZ - LHR

1 stop18h 50mIcelandair

Deal found 30/10£360

Thu 27/1111:55LGW - YYZ

1 stop11h 20mIcelandair

Wed 3/1219:40YYZ - LGW

1 stop10h 15mIcelandair

Deal found 29/10£361

Thu 27/1112:15LHR - YYZ

1 stop11h 00mIcelandair

Wed 3/1219:40YYZ - LHR

1 stop18h 50mIcelandair

Deal found 29/10£362

Sat 6/1211:55LGW - YYZ

1 stop11h 20mIcelandair

Mon 8/1219:40YYZ - LGW

1 stop10h 15mIcelandair

Deal found 29/10£362

Wed 26/1120:35LHR - YYZ

1 stop26h 40mIcelandair

Wed 3/1219:40YYZ - LHR

1 stop10h 10mIcelandair

Deal found 29/10£363

Thu 4/1212:15LHR - YYZ

1 stop11h 00mIcelandair

Mon 8/1219:40YYZ - LHR

1 stop18h 50mIcelandair

Deal found 29/10£364

Thu 27/1111:55LGW - YYZ

1 stop11h 20mIcelandair

Wed 10/1219:40YYZ - LGW

1 stop10h 15mIcelandair

Deal found 29/10£364

Thu 27/1112:15LHR - YYZ

1 stop11h 00mIcelandair

Wed 10/1219:40YYZ - LHR

1 stop10h 10mIcelandair

Deal found 29/10£365

Wed 26/1120:35LHR - YYZ

1 stop26h 40mIcelandair

Sun 30/1119:40YYZ - LHR

1 stop18h 50mIcelandair

Deal found 29/10£366

Tue 2/1220:35LHR - YYZ

1 stop26h 40mIcelandair

Mon 8/1219:40YYZ - LHR

1 stop10h 10mIcelandair

Deal found 30/10£367

Best flights from United Kingdom to Ontario
Discover carefully curated flight deals from United Kingdom to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 October 2025.

Sun 8/311:55LGW - YYZ

1 stop11h 20mIcelandair

Tue 24/320:40YYZ - LGW

1 stop10h 15mIcelandair

Deal found 30/10£376

Sat 7/211:40LGW - YUL

1 stop14h 15mAir Transat

Sun 15/214:30YUL - LGW

1 stop14h 15mAir Transat

Deal found 29/10£379

Thu 20/1106:30STN - YYZ

2 stops14h 45mMultiple Airlines

Tue 25/1119:35YYZ - STN

1 stop17h 45mMultiple Airlines

Deal found 29/10£383

Fri 14/1109:30LHR - YYZ

1 stop11h 45mLufthansa

Sun 23/1114:00YYZ - LHR

1 stop12h 10mLufthansa

Deal found 30/10£392

Sat 14/207:50LHR - YYZ

1 stop13h 05mAer Lingus

Sat 21/217:25YYZ - LHR

1 stop15h 00mAer Lingus

Deal found 30/10£401

Wed 18/209:00LHR - YTZ

2 stops17h 35mAir Canada

Mon 23/212:30YTZ - LHR

2 stops13h 40mAir Canada

Deal found 29/10£409

Tue 3/317:30LHR - YYZ

2 stops27h 10mScandinavian Airlines

Sun 8/318:10YYZ - LHR

2 stops18h 15mScandinavian Airlines

Deal found 30/10£423

Tue 18/1109:15LCY - YYZ

1 stop11h 35mSWISS

Mon 24/1120:30YYZ - LCY

1 stop11h 25mSWISS

Deal found 30/10£426

Wed 19/1106:30LHR - YUL

2 stops18h 18mUnited Airlines

Tue 25/1108:20YUL - LHR

2 stops17h 20mUnited Airlines

Deal found 30/10£442

Mon 19/110:00LCY - YYZ

2 stops17h 56mVirgin Atlantic

Sun 25/117:50YYZ - LCY

1 stop10h 40mVirgin Atlantic

Deal found 30/10£486

Thu 4/1212:15LHR - YYZ

1 stop11h 00mIcelandair

Sun 7/1219:40YYZ - LHR

1 stop10h 10mIcelandair

Deal found 30/10£379

Thu 27/1111:40LGW - YUL

1 stop11h 45mAir Transat

Sat 6/1215:55YUL - LGW

1 stop12h 50mAir Transat

Deal found 29/10£379

Fri 14/1105:50LTN - YYZ

1 stop10h 25mMultiple Airlines

Sun 23/1118:15YYZ - LTN

2 stops22h 45mMultiple Airlines

Deal found 30/10£401

Mon 9/211:40LGW - YUL

1 stop14h 15mAir Transat

Sun 15/214:30YUL - LGW

1 stop14h 15mAir Transat

Deal found 29/10£379

Tue 20/120:35LHR - YYZ

1 stop26h 40mIcelandair

Mon 26/119:40YYZ - LHR

1 stop10h 10mIcelandair

Deal found 30/10£380

Sat 15/1106:50LHR - YTZ

2 stops13h 05mAir Canada

Tue 18/1112:30YTZ - LHR

1 stop13h 40mAir Canada

Deal found 30/10£420

Thu 12/217:30LHR - YYZ

2 stops27h 10mScandinavian Airlines

Sun 15/217:10YYZ - LHR

2 stops18h 15mScandinavian Airlines

Deal found 29/10£426

Mon 12/109:30LHR - YYZ

1 stop11h 45mLufthansa

Sun 18/118:10YYZ - LHR

Nonstop7h 20mLufthansa

Deal found 30/10£430

Fri 21/1105:50LTN - YYZ

1 stop15h 05mMultiple Airlines

Wed 26/1117:25YYZ - LTN

1 stop10h 10mMultiple Airlines

Deal found 28/10£407

Sat 22/1113:30LHR - YYZ

2 stops15h 16mUnited Airlines

Sat 29/1110:45YYZ - LHR

2 stops14h 55mUnited Airlines

Deal found 29/10£454

Tue 25/1119:10LCY - YYZ

1 stop26h 00mSWISS

Thu 4/1220:25YYZ - LCY

1 stop11h 30mSWISS

Deal found 30/10£456

Fri 6/211:40LGW - YUL

1 stop26h 40mAir Transat

Sun 15/214:30YUL - LGW

1 stop14h 15mAir Transat

Deal found 29/10£379

Fri 14/1112:00LHR - YTZ

1 stop11h 13mAir Canada

Mon 24/1110:30YTZ - LHR

1 stop15h 40mAir Canada

Deal found 30/10£423

Wed 29/410:50LHR - YYZ

1 stop12h 40mLufthansa

Sun 3/518:35YYZ - LHR

Nonstop7h 00mLufthansa

Deal found 30/10£431

Wed 29/415:40LGW - YYZ

1 stop11h 35mIcelandair

Sun 10/520:50YYZ - LGW

1 stop12h 50mIcelandair

Deal found 29/10£396

Sat 7/208:40LCY - YYZ

2 stops19h 02mVirgin Atlantic

Tue 17/217:50YYZ - LCY

1 stop9h 20mVirgin Atlantic

Deal found 30/10£486

Wed 12/1107:40STN - YYZ

2 stops17h 10mMultiple Airlines

Tue 18/1116:40YYZ - STN

2 stops22h 50mMultiple Airlines

Deal found 29/10£408

Thu 15/113:30LHR - YYZ

2 stops15h 16mUnited Airlines

Tue 20/118:55YYZ - LHR

1 stop10h 55mUnited Airlines

Deal found 30/10£456

Thu 19/309:00LHR - YUL

1 stop10h 55mSWISS

Mon 23/317:55YUL - LHR

1 stop10h 10mSWISS

Deal found 29/10£456

Thu 19/311:40LGW - YUL

1 stop25h 40mAir Transat

Mon 23/310:15YUL - LGW

1 stop19h 30mAir Transat

Deal found 30/10£383

Direct flights from United Kingdom to Ontario
Explore direct flight options from United Kingdom to Ontario based on user searches, and compare prices and availability for your desired travel dates. Data last updated 31 October 2025.

Sun 8/311:40LGW - YYZ

Nonstop8h 20mAir Transat

Sun 15/322:35YYZ - LGW

Nonstop7h 10mAir Transat

Deal found 30/10£395

Thu 13/1111:40LGW - YYZ

Nonstop8h 20mAir Transat

Sat 15/1121:35YYZ - LGW

Nonstop7h 10mAir Transat

Deal found 30/10£397

Mon 24/1111:40LGW - YYZ

Nonstop8h 20mAir Transat

Mon 1/1221:35YYZ - LGW

Nonstop7h 10mAir Transat

Deal found 30/10£398

Thu 27/1111:40LGW - YYZ

Nonstop8h 20mAir Transat

Wed 10/1221:35YYZ - LGW

Nonstop7h 10mAir Transat

Deal found 29/10£398

Tue 25/1111:40LGW - YYZ

Nonstop8h 20mAir Transat

Fri 28/1121:35YYZ - LGW

Nonstop7h 10mAir Transat

Deal found 30/10£399

Thu 4/1218:00LHR - YYZ

Nonstop8h 10mLufthansa

Wed 10/1223:00YYZ - LHR

Nonstop7h 20mLufthansa

Deal found 29/10£400

Thu 13/1111:40LGW - YYZ

Nonstop8h 20mAir Transat

Sat 29/1121:35YYZ - LGW

Nonstop7h 10mAir Transat

Deal found 30/10£400

Wed 12/1111:40LGW - YYZ

Nonstop8h 20mAir Transat

Sat 15/1121:35YYZ - LGW

Nonstop7h 10mAir Transat

Deal found 29/10£401

Wed 12/1111:40LGW - YYZ

Nonstop8h 20mAir Transat

Mon 24/1121:35YYZ - LGW

Nonstop7h 10mAir Transat

Deal found 30/10£401

Sat 29/1111:40LGW - YYZ

Nonstop8h 20mAir Transat

Thu 4/1221:35YYZ - LGW

Nonstop7h 10mAir Transat

Deal found 28/10£402

Thu 13/1111:40LGW - YYZ

Nonstop8h 20mAir Transat

Mon 24/1121:35YYZ - LGW

Nonstop7h 10mAir Transat

Deal found 29/10£403

Thu 8/111:40LGW - YYZ

Nonstop8h 20mAir Transat

Thu 22/121:35YYZ - LGW

Nonstop7h 10mAir Transat

Deal found 30/10£404

Last-minute flights from United Kingdom to Ontario
Discover last-minute flight deals from United Kingdom to Ontario. Data last updated 31 October 2025 and is based on user searches.

Wed 5/1109:30LHR - YYZ

1 stop11h 45mMultiple Airlines

Tue 11/1120:30YYZ - LHR

1 stop14h 50mMultiple Airlines

Deal found 30/10£373

Wed 19/1112:15LHR - YYZ

1 stop11h 00mIcelandair

Sun 30/1119:40YYZ - LHR

1 stop18h 50mIcelandair

Deal found 30/10£368

Sat 22/1115:00LHR - YYZ

1 stop25h 33mAir Canada

Mon 24/1109:00YYZ - LHR

1 stop17h 10mAir Canada

Deal found 30/10£371

Sun 23/1120:35LHR - YYZ

1 stop26h 40mIcelandair

Sun 30/1119:40YYZ - LHR

1 stop10h 10mIcelandair

Deal found 30/10£376

Wed 26/1120:35LHR - YYZ

1 stop26h 40mIcelandair

Wed 3/1219:40YYZ - LHR

1 stop10h 10mIcelandair

Deal found 29/10£363

Wed 26/1120:35LHR - YYZ

1 stop26h 40mIcelandair

Sun 30/1119:40YYZ - LHR

1 stop18h 50mIcelandair

Deal found 29/10£366

Thu 27/1112:15LHR - YYZ

1 stop11h 00mIcelandair

Sun 30/1119:40YYZ - LHR

1 stop10h 10mIcelandair

Deal found 29/10£358

Thu 27/1112:15LHR - YYZ

1 stop11h 00mIcelandair

Thu 4/1219:40YYZ - LHR

1 stop18h 50mIcelandair

Deal found 30/10£360

Thu 27/1111:55LGW - YYZ

1 stop11h 20mIcelandair

Wed 3/1219:40YYZ - LGW

1 stop10h 15mIcelandair

Deal found 29/10£361

Thu 27/1112:15LHR - YYZ

1 stop11h 00mIcelandair

Wed 3/1219:40YYZ - LHR

1 stop18h 50mIcelandair

Deal found 29/10£362

Thu 27/1111:55LGW - YYZ

1 stop11h 20mIcelandair

Wed 10/1219:40YYZ - LGW

1 stop10h 15mIcelandair

Deal found 29/10£364

Thu 27/1112:15LHR - YYZ

1 stop11h 00mIcelandair

Wed 10/1219:40YYZ - LHR

1 stop10h 10mIcelandair

Deal found 29/10£365

One-way flights from United Kingdom to Ontario
Search for one-way flight options from United Kingdom to Ontario. Find affordable one-way fares based on user searches. Data last updated 31 October 2025.

Sat 6/1215:15LHR - YUL

1 stop33h 25mMultiple Airlines

Deal found 29/10£242

Sun 16/1107:55LGW - YUL

1 stop16h 45mMultiple Airlines

Deal found 31/10£248

Sat 22/1120:15LGW - YUL

1 stop28h 25mMultiple Airlines

Deal found 30/10£250

Thu 13/1115:15LHR - YUL

1 stop33h 25mMultiple Airlines

Deal found 29/10£250

Sat 6/1221:30LGW - YUL

2 stops27h 10mMultiple Airlines

Deal found 29/10£251

Sun 7/1206:50LGW - YUL

2 stops17h 50mMultiple Airlines

Deal found 30/10£260

Fri 12/1209:00LTN - YYZ

2 stops34h 40mMultiple Airlines

Deal found 30/10£262

Fri 12/1209:45STN - YYZ

2 stops33h 55mMultiple Airlines

Deal found 30/10£262

Sun 25/111:40LGW - YYZ

Nonstop8h 20mAir Transat

Deal found 30/10£262

Tue 3/216:45LGW - YUL

1 stop31h 55mMultiple Airlines

Deal found 29/10£263

Sun 25/111:35STN - YYZ

2 stops33h 27mMultiple Airlines

Deal found 30/10£263

Thu 4/1220:05STN - YYZ

1 stop21h 30mMultiple Airlines

Deal found 29/10£263

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United Kingdom to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sun 8/3

11:55-19:15

1 stop11h 20m

Toronto Pearson Intl

Tue 24/3

20:40-10:55

1 stop10h 15m

£376

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 4/12

12:15-18:15

1 stop11h 00m

Toronto Pearson Intl

Sun 7/12

19:40-10:50

1 stop10h 10m

£379

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sat 7/2

11:40-20:55

1 stop14h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

14:30-09:45

1 stop14h 15m

£379

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Thu 27/11

11:40-18:25

1 stop11h 45m

Montreal Pierre Elliott Trudeau Intl

Sat 6/12

15:55-09:45

1 stop12h 50m

£379

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Mon 9/2

11:40-20:55

1 stop14h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

14:30-09:45

1 stop14h 15m

£379

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 6/2

11:40-09:20

1 stop26h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

14:30-09:45

1 stop14h 15m

£379

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 20/1

20:35-18:15

1 stop26h 40m

Toronto Pearson Intl

Mon 26/1

19:40-10:50

1 stop10h 10m

£380

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Thu 20/11

06:30-16:15

2 stops14h 45m

Toronto Pearson Intl

Tue 25/11

19:35-18:20

1 stop17h 45m

£383

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Thu 19/3

11:40-09:20

1 stop25h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

10:15-09:45

1 stop19h 30m

£383

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 14/11

09:30-16:15

1 stop11h 45m

Toronto Pearson Intl

Sun 23/11

14:00-07:10

1 stop12h 10m

£392

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 60 results

...

Best time to book a flight from United Kingdom to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from United Kingdom with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Ontario

What is the cheapest month to book a flight from United Kingdom to Region of Ontario?

Currently, August is the cheapest month in which you can book a flight from United Kingdom to Region of Ontario (average of £58). Flying from United Kingdom to Region of Ontario in December is currently the most expensive (average of £357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GB to ON?

When flying from United Kingdom to Region of Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 13% versus a flight in the morning.

What is the cheapest day to fly from United Kingdom to Region of Ontario?

Travellers seeking maximum savings on their United Kingdom to Region of Ontario flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown with Air Transat, Virgin Atlantic, andAir Canada from the United Kingdom to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Air Transat

7.8

Good

469 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.

Air Transat

7.8

Good

469 reviews

Air Transat

7.8

Good

469 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

YYZ - YUL

Virgin Atlantic

7.5

Good

671 reviews

Air Transat

7.8

Good

469 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

YYZ - YUL

Air Canada

7.1

Good

10,381 reviews

Air Transat

7.8

Good

469 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

YYZ - YUL

Lufthansa

6.8

Okay

7,541 reviews

Air Transat

7.8

Good

469 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

YYZ - YUL

British Airways

6.7

Okay

7,487 reviews

Air Transat

7.8

Good

469 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Sept 2025

YYZ - YUL

Related info for your journey

How long is the flight from United Kingdom to Region of Ontario?
There are many flights that can get you from United Kingdom to Region of Ontario in 11h 20m. Fly via Icelandair, Air Transat, or Lufthansa to get the fastest option. United Kingdom and Region of Ontario are separated by a distance of 3563 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from United Kingdom to Region of Ontario one-way?
For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £266. Users have also found prices from £271 and £272 on British Airways and Delta, respectively.
Can I find deals for flights from United Kingdom to Ontario that include hotel bookings?
Yes. In addition to deals on United Kingdom to Ontario flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from United Kingdom to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Ontario.
Can I find deals for business class flights from United Kingdom to Ontario?
Yes. Cheapflights offers flight deals from United Kingdom to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from United Kingdom to Region of Ontario?
Currently, August is the cheapest month in which you can book a flight from United Kingdom to Region of Ontario (average of £58). Flying from United Kingdom to Region of Ontario in December is currently the most expensive (average of £357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from United Kingdom to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest£40	Average£560	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Ryanair	Cheapest£58	Average£68	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
PLAY	Cheapest£263	Average£271	FlexibilityNo cancel fee	On-timeN/A	Search PLAY flights
WestJet	Cheapest£281	Average£472	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Icelandair	Cheapest£293	Average£436	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Lufthansa	Cheapest£305	Average£520	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Scandinavian Airlines	Cheapest£305	Average£449	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Air Transat	Cheapest£307	Average£508	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
TAP AIR PORTUGAL	Cheapest£311	Average£570	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Delta	Cheapest£312	Average£566	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights

Fly with Cheapflights

How does Cheapflights help users find flights from United Kingdom to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from United Kingdom to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Ontario?

Cheapflights helps you find that perfect flight to Ontario from United Kingdom by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from United Kingdom to Ontario with no change fees?

Yes, we can. To see specific flights from United Kingdom to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from United Kingdom to Ontario become cheaper?

Yes, Cheapflights offers price alerts on United Kingdom to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from the United Kingdom to Ontario from £242

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from United Kingdom to Ontario

Keep the following information in mind while searching for United Kingdom to Ontario flight deals. Data was last updated 31 October 2025.

Round-trip from

One-way from

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Average price

Good round-trip deal

Good one-way deal

Find flight deals from United Kingdom to Ontario

Cheapest flights from United Kingdom to OntarioExplore the most affordable flight options available from United Kingdom to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.

Explore the most affordable flight options available from United Kingdom to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.

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Use the filters below to find and compare flights from the United Kingdom to Ontario that are best for you.

Best time to book a flight from United Kingdom to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from United Kingdom with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Ontario

What is the cheapest month to book a flight from United Kingdom to Region of Ontario?

What is the cheapest time of day to fly from GB to ON?

Find hourly flight availability from United Kingdom to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 October 2025.

What is the cheapest day to fly from United Kingdom to Region of Ontario?

Use this chart to determine the cheapest time to fly return from United Kingdom to Ontario. Price data was last updated on 16 December 2024.

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown with Air Transat, Virgin Atlantic, andAir Canada from the United Kingdom to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from United Kingdom to Region of Ontario?

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

Can I find deals for flights from United Kingdom to Ontario that include hotel bookings?

How can I find direct flights from United Kingdom to Ontario?

Can I find deals for business class flights from United Kingdom to Ontario?

What is the cheapest month to book a flight from United Kingdom to Region of Ontario?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from United Kingdom to Ontario

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Cheapest flights from United Kingdom to Ontario
Explore the most affordable flight options available from United Kingdom to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.