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£114+ 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 25/10. 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
18 kesä — 25 kesä1
1 adult

What to know about flights from Ontario

Discover essential information about flights departing from Ontario, including flight schedules, destinations, airlines operating at the Ontario airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 13 kesäkuu 2025.

Good round-trip deal

£91 or less

Good one-way deal

£50 or less
Price to beat on a round-trip flight from Ontario.
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Price to beat on a one-way flight from Ontario.
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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 13 kesäkuu 2025.

ke 9/722:15YYZ - EDI
Nonstop6h 50mWestJet
to 14/811:30EDI - YYZ
Nonstop7h 40mWestJet
Deal found 12/6£329
ke 1/1022:15YYZ - EDI
Nonstop6h 50mMultiple Airlines
ke 15/1023:25EDI - YYZ
2 stops22h 45mMultiple Airlines
Deal found 12/6£330
to 11/916:25YYZ - LGW
1 stop12h 25mAir Transat
ke 24/912:40LGW - YYZ
Nonstop8h 00mAir Transat
Deal found 11/6£378
ke 17/916:25YYZ - LGW
1 stop12h 25mPorter Airlines
su 21/911:35LGW - YYZ
1 stop12h 43mPorter Airlines
Deal found 11/6£379
ti 16/920:30YYZ - LHR
Nonstop7h 05mAir Canada
pe 19/908:30LHR - YYZ
Nonstop7h 50mAir Canada
Deal found 12/6£380
to 23/1015:10YUL - LGW
1 stop14h 35mAir Transat
ma 27/1011:40LGW - YUL
1 stop16h 51mAir Transat
Deal found 10/6£380
to 11/916:20YTZ - LHR
1 stop9h 10mAir Canada
la 13/909:30LHR - YTZ
1 stop10h 15mAir Canada
Deal found 11/6£380
pe 10/1022:30YYZ - LHR
Nonstop7h 10mVirgin Atlantic
ma 13/1009:55LHR - YYZ
1 stop15h 00mVirgin Atlantic
Deal found 12/6£381
pe 29/823:10YYZ - STN
1 stop12h 55mMultiple Airlines
ma 8/922:00STN - YYZ
1 stop21h 10mMultiple Airlines
Deal found 11/6£382
ti 7/1020:55YTZ - LGW
1 stop31h 55mAir Transat
to 16/1011:35LGW - YTZ
1 stop29h 35mAir Transat
Deal found 11/6£383
ma 1/922:05YUL - LGW
Nonstop6h 45mPorter Airlines
la 13/911:35LGW - YUL
Nonstop7h 40mPorter Airlines
Deal found 12/6£383
pe 3/1023:55YYZ - LGW
1 stop12h 15mMultiple Airlines
ke 8/1009:45LGW - YYZ
1 stop11h 05mMultiple Airlines
Deal found 11/6£386

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 13 kesäkuu 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

TorontoEdinburgh

YYZ - EDI

YYZEDI

Toronto Pearson Intl

ke 9/7

22:15-10:05

Nonstop6h 50m

Edinburgh Turnhouse

to 14/8

11:30-14:10

Nonstop7h 40m

£329

TorontoEdinburgh

YYZ - EDI

YYZEDI

Toronto Pearson Intl

ke 1/10

22:15-10:05

Nonstop6h 50m

Edinburgh Turnhouse

ke 15/10

23:25-17:10

2 stops22h 45m

£330

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

to 11/9

16:25-09:50

1 stop12h 25m

London Gatwick

ke 24/9

12:40-15:40

Nonstop8h 00m

£378

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

ke 17/9

16:25-09:50

1 stop12h 25m

London Gatwick

su 21/9

11:35-19:18

1 stop12h 43m

£379

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

ti 16/9

20:30-08:35

Nonstop7h 05m

London Heathrow

pe 19/9

08:30-11:20

Nonstop7h 50m

£380

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

to 23/10

15:10-10:45

1 stop14h 35m

London Gatwick

ma 27/10

11:40-00:31

1 stop16h 51m

£380

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

to 11/9

16:20-06:30

1 stop9h 10m

London Heathrow

la 13/9

09:30-14:45

1 stop10h 15m

£380

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

pe 10/10

22:30-10:40

Nonstop7h 10m

London Heathrow

ma 13/10

09:55-19:55

1 stop15h 00m

£381

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

pe 29/8

23:10-17:05

1 stop12h 55m

London Stansted

ma 8/9

22:00-14:10

1 stop21h 10m

£382

TorontoLondon

YTZ - LGW

YTZLGW

Toronto Island

ti 7/10

20:55-09:50

1 stop31h 55m

London Gatwick

to 16/10

11:35-12:10

1 stop29h 35m

£383

Flights are sorted by cheapest return flights first.

Deals found on 11/6

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, November is the cheapest month in which you can book a flight from Region of Ontario (average of £301). Flying from Region of Ontario in July will prove the most costly (average of £477). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Region of Ontario?

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

Air Canada
Air Canada
From £118
Air Transat
Air Transat
From £112
WestJet
WestJet
From £74
Porter Airlines
Porter Airlines
From £51

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

The cheapest city to fly to from Region of Ontario is Calgary, with prices starting at £42. Explore other affordable destinations below.

Calgary
Calgary
From £57
Abbotsford
Abbotsford
From £68
Saskatoon
Saskatoon
From £71
Winnipeg
Winnipeg
From £74

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
7,950 reviews
Check prices

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,950 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

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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 13 kesäkuu 2025.

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

    Toronto Pearson Intl airport offers the cheapest routes to Edinburgh, from £304; whereas Toronto Island airport is typically cheaper if you're flying to Edinburgh, from £344. 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 November; 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 Edinburgh from £294 round trip
    Travel from Toronto to London from £297 round trip
    Travel from Toronto to Glasgow from £334 round trip
    Travel from Toronto to Manchester from £339 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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