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£88+ Cheap flights from Ontario

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YYZ — LHR
22 Jan — 29 Jan1
1 adult

Find flights from Ontario

Cheapest flights from Ontario
Explore the most affordable flight options available from Ontario. Find the lowest fares based on data from user searches, with prices last updated on 17 January 2025.

Thu 13/208:50YTZ - LHR
2 stops17h 20mAir Canada
Sun 23/219:25LHR - YTZ
2 stops27h 25mAir Canada
Deal found 16/1£394
Tue 11/219:35YYZ - LHR
1 stop10h 50mMultiple Airlines
Tue 18/220:45LHR - YYZ
1 stop19h 30mMultiple Airlines
Deal found 16/1£394
Mon 3/319:45YYZ - LGW
1 stop10h 10mIcelandair
Sun 9/311:55LGW - YYZ
1 stop11h 20mIcelandair
Deal found 16/1£394
Tue 25/219:45YYZ - LHR
1 stop18h 45mIcelandair
Sat 8/320:40LHR - YYZ
1 stop26h 35mIcelandair
Deal found 15/1£394
Fri 14/320:45YYZ - LTN
1 stop12h 35mMultiple Airlines
Wed 26/307:45LTN - YYZ
1 stop15h 30mMultiple Airlines
Deal found 15/1£396
Fri 7/210:25YTZ - LHR
1 stop15h 45mMultiple Airlines
Mon 17/206:50LHR - YTZ
2 stops16h 00mMultiple Airlines
Deal found 16/1£397
Fri 14/221:35YYZ - LGW
Nonstop7h 10mAir Transat
Fri 21/211:40LGW - YYZ
Nonstop8h 20mAir Transat
Deal found 17/1£397
Mon 17/220:30YYZ - STN
2 stops19h 10mMultiple Airlines
Wed 26/222:25STN - YYZ
2 stops19h 55mMultiple Airlines
Deal found 16/1£398
Sun 2/317:35YYZ - LGW
1 stop9h 50mMultiple Airlines
Sun 9/308:25LGW - YYZ
1 stop12h 25mMultiple Airlines
Deal found 16/1£398
Sun 2/322:45YYZ - LHR
1 stop17h 50mTAP AIR PORTUGAL
Mon 10/306:00LHR - YYZ
1 stop20h 15mTAP AIR PORTUGAL
Deal found 16/1£402
Thu 20/322:35YYZ - LGW
Nonstop7h 10mPorter Airlines
Sun 23/311:40LGW - YYZ
Nonstop8h 20mPorter Airlines
Deal found 16/1£403
Thu 6/220:10YYZ - LHR
Nonstop7h 20mAir Canada
Sun 9/219:25LHR - YYZ
1 stop24h 10mAir Canada
Deal found 15/1£404

Find flights from Ontario within your budget

Find flights departing from Ontario that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 17 January 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Any airport

Route

Depart

Return

Price

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 13/2

08:50-07:10

2 stops17h 20m

London Heathrow

Sun 23/2

19:25-17:50

2 stops27h 25m

£394

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 25/4

23:00-20:20

1 stop16h 20m

London Heathrow

Sat 3/5

13:05-21:55

1 stop13h 50m

£394

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 3/3

19:45-10:55

1 stop10h 10m

London Gatwick

Sun 9/3

11:55-19:15

1 stop11h 20m

£394

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Fri 14/3

20:45-13:20

1 stop12h 35m

London Luton

Wed 26/3

07:45-19:15

1 stop15h 30m

£396

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 19/3

21:10-08:30

Nonstop7h 20m

London Heathrow

Tue 25/3

09:30-17:15

1 stop11h 45m

£396

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Fri 14/2

21:35-09:45

Nonstop7h 10m

London Gatwick

Fri 21/2

11:40-15:00

Nonstop8h 20m

£397

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Fri 7/2

10:25-07:10

1 stop15h 45m

London Heathrow

Mon 17/2

06:50-17:50

2 stops16h 00m

£397

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Mon 17/2

20:30-20:40

2 stops19h 10m

London Stansted

Wed 26/2

22:25-13:20

2 stops19h 55m

£398

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sun 16/2

14:00-07:10

1 stop12h 10m

London Heathrow

Wed 26/2

08:55-16:20

1 stop12h 25m

£402

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Thu 20/3

22:35-09:45

Nonstop7h 10m

London Gatwick

Sun 23/3

11:40-16:00

Nonstop8h 20m

£403

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 60 results
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Best time to book a flight from Ontario

Have a flexible travel schedule? Discover the best time to fly from Ontario 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.

Travel insights for flights from Ontario

Get recent, data-driven insights about flights from Ontario including ideal travel times, pricing trends, and more.

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

Currently, March is the cheapest month in which you can book a flight from Region of Ontario (average of £214). Flying from Region of Ontario in July will prove the most costly (average of £476). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Region of Ontario?

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

Those who are seeking the cheapest fare on flights departing from Region of Ontario would be wise to consider leaving during Tuesday afternoons when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Monday at midday when fares are usually the most expensive.

Which airlines fly from Region of Ontario?

Many airlines operate round-trip flights from Region of Ontario: Air Canada, British Airways, Lufthansa, Aer Lingus, Icelandair. These airlines fly to the following popular destinations: London.

Air Canada

Air Canada

From £92

Air Transat

Air Transat

From £112

WestJet

WestJet

From £84

Porter Airlines

Porter Airlines

From £73

What is the cheapest place to fly to from Region of Ontario?

The cheapest city to fly to from Region of Ontario is Winnipeg, with prices starting at £39. Explore other affordable destinations below.

Winnipeg

Winnipeg

From £47

Calgary

Calgary

From £49

Halifax Intl

Halifax Intl

From £53

Edmonton

Edmonton

From £64

Airline reviews for flights from Ontario

Get insights into the airlines that provide service from Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Ontario. In the last 7 days, Cheapflights users made a total of 858,174 searches.
Delta
8.0
Very Good
8,513 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,513 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,339 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.6

Entertainment

7.9

Comfort

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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Direct flights from Canada

Book a direct flight from one of these other cities located in Canada.
Direct flights from Ottawa
Direct flights from Thunder Bay
Direct flights from London
Direct flights from Sudbury
Direct flights from Timmins

Related info for your journey

Access useful and relevant information related to your journey from Ontario. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 17 January 2025.

  • What is the cheapest airport to fly out of Region of Ontario?

    Toronto Pearson Intl airport offers the cheapest routes to Edinburgh, from £333; whereas Toronto Island airport is typically cheaper if you're flying to Edinburgh, from £389. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What is the cheapest month to fly from Region of Ontario?

    At the present moment the cheapest month to fly from Region of Ontario is currently March; with July being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Region of Ontario?

    Check out the cheapest flights from Region of Ontario to embark to:
    Travel from Toronto to London from £333 round trip
    Travel from Toronto to Glasgow from £344 round trip
    Travel from Toronto to Edinburgh from £368 round trip
    Travel from Toronto to Manchester from £395 round trip

  • How does Cheapflights help users find flights from Ontario?

    Deals for flights from Ontario are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

    It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario.

  • Can Cheapflights find flights from Ontario with no change fees?

    Yes! Cheapflights helps users easily find flights from Ontario with no change fees.

  • Can Cheapflights notify me if prices for flights from Ontario become cheaper?

    Not ready to book yet? You can track prices for flights from Ontario on Cheapflights with our Price Alerts feature and get notified when better prices are available.

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario?

Deals for flights from Ontario are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario.

Can Cheapflights find flights from Ontario with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario with no change fees.

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

Not ready to book yet? You can track prices for flights from Ontario on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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