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C$ 277+ Cheap flights from the United Kingdom

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/10. 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.
LHR — YYZ
4 May — 11 May1
1 adult

What to know about flights from United Kingdom

Discover essential information about flights departing from United Kingdom, including flight schedules, destinations, airlines operating at the United Kingdom 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 29 April 2025.

Good round-trip deal

C$ 32 or less

Good one-way deal

C$ 27 or less
Price to beat on a round-trip flight from United Kingdom.
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Price to beat on a one-way flight from United Kingdom.
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Find flights from United Kingdom

Cheapest flights from United Kingdom
Explore the most affordable flight options available from United Kingdom. Find the lowest fares based on data from user searches, with prices last updated on 29 April 2025.

Thu 12/68:40 a.m.LHR - YYZ
1 stop12h 45mAir Canada
Thu 19/66:10 p.m.YYZ - LHR
1 stop21h 50mAir Canada
Deal found 28/4C$ 610
Thu 3/711:35 a.m.LGW - YTZ
1 stop13h 22mAir Transat
Mon 14/76:55 p.m.YTZ - LGW
1 stop9h 55mAir Transat
Deal found 28/4C$ 611
Fri 30/511:35 a.m.LGW - YYZ
1 stop10h 50mAir Transat
Fri 6/66:00 p.m.YYZ - LGW
1 stop10h 50mAir Transat
Deal found 28/4C$ 611
Sat 21/67:30 a.m.LHR - YYZ
1 stop13h 50mLufthansa
Mon 30/64:00 p.m.YYZ - LHR
1 stop9h 30mLufthansa
Deal found 28/4C$ 613
Fri 20/68:40 a.m.LHR - YTZ
2 stops14h 06mAir Canada
Tue 1/76:25 p.m.YTZ - LHR
1 stop10h 35mAir Canada
Deal found 28/4C$ 615
Mon 23/66:50 a.m.LHR - YYZ
1 stop9h 50mMultiple Airlines
Fri 4/78:20 p.m.YYZ - LHR
1 stop8h 40mMultiple Airlines
Deal found 28/4C$ 618
Thu 12/66:50 a.m.LHR - YTZ
2 stops15h 00mMultiple Airlines
Thu 19/612:25 p.m.YTZ - LHR
2 stops14h 30mMultiple Airlines
Deal found 28/4C$ 619
Mon 9/610:00 p.m.STN - YYZ
1 stop21h 10mMultiple Airlines
Mon 16/610:15 p.m.YYZ - STN
1 stop10h 45mMultiple Airlines
Deal found 28/4C$ 621
Mon 9/67:50 p.m.LTN - YYZ
1 stop23h 20mMultiple Airlines
Mon 16/610:15 p.m.YYZ - LTN
1 stop13h 40mMultiple Airlines
Deal found 28/4C$ 624
Mon 5/57:40 a.m.LHR - YYZ
1 stop13h 00mBritish Airways
Mon 19/510:00 p.m.YYZ - LHR
Nonstop7h 15mBritish Airways
Deal found 28/4C$ 628
Wed 11/68:45 a.m.LCY - YYZ
1 stop16h 00mMultiple Airlines
Mon 16/69:10 p.m.YYZ - LCY
1 stop16h 25mMultiple Airlines
Deal found 28/4C$ 631
Tue 6/51:00 p.m.LGW - YYZ
1 stop11h 10mIcelandair
Sat 10/511:00 p.m.YYZ - LGW
1 stop10h 30mIcelandair
Deal found 28/4C$ 632

Find flights from United Kingdom within your budget

Find flights departing from United Kingdom 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 29 April 2025. In the last 7 days, Cheapflights users made a total of 629,999 searches

Fly to

Pearson Intl

Route

Depart

Return

Price

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 12/6

8:40 a.m.-4:25 p.m.

1 stop12h 45m

Toronto Pearson Intl

Thu 19/6

6:10 p.m.-9:00 p.m.

1 stop21h 50m

C$ 610

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Thu 3/7

11:35 a.m.-7:57 p.m.

1 stop13h 22m

Toronto Island

Mon 14/7

6:55 p.m.-9:50 a.m.

1 stop9h 55m

C$ 611

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 30/5

11:35 a.m.-5:25 p.m.

1 stop10h 50m

Toronto Pearson Intl

Fri 6/6

6:00 p.m.-9:50 a.m.

1 stop10h 50m

C$ 611

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 21/6

7:30 a.m.-4:20 p.m.

1 stop13h 50m

Toronto Pearson Intl

Mon 30/6

4:00 p.m.-6:30 a.m.

1 stop9h 30m

C$ 613

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Fri 20/6

8:40 a.m.-5:46 p.m.

2 stops14h 06m

Toronto Island

Tue 1/7

6:25 p.m.-10:00 a.m.

1 stop10h 35m

C$ 615

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 23/6

6:50 a.m.-11:40 a.m.

1 stop9h 50m

Toronto Pearson Intl

Fri 4/7

8:20 p.m.-10:00 a.m.

1 stop8h 40m

C$ 618

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Thu 12/6

6:50 a.m.-4:50 p.m.

2 stops15h 00m

Toronto Island

Thu 19/6

12:25 p.m.-7:55 a.m.

2 stops14h 30m

C$ 619

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Mon 9/6

10:00 p.m.-2:10 p.m.

1 stop21h 10m

Toronto Pearson Intl

Mon 16/6

10:15 p.m.-2:00 p.m.

1 stop10h 45m

C$ 621

LondonToronto

LTN - YYZ

LTNYYZ

London Luton

Mon 9/6

7:50 p.m.-2:10 p.m.

1 stop23h 20m

Toronto Pearson Intl

Mon 16/6

10:15 p.m.-4:55 p.m.

1 stop13h 40m

C$ 624

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Tue 16/9

3:40 p.m.-9:55 p.m.

1 stop11h 15m

Toronto Pearson Intl

Wed 24/9

11:00 p.m.-2:40 p.m.

1 stop10h 40m

C$ 631

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

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Best time to book a flight from United Kingdom

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

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

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

Currently, January is the cheapest month in which you can book a flight from United Kingdom (average of C$ 349). Flying from United Kingdom in December will prove the most costly (average of C$ 672). 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 United Kingdom?

Use this chart to determine the cheapest time to fly round-trip from United Kingdom to Pearson Intl. Price data was last updated on 16 December 2024.

Those who are seeking the cheapest fare on flights departing from United Kingdom would be wise to consider leaving during Thursday afternoons when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Friday evenings when fares are usually the most expensive.

Which airlines fly from United Kingdom?

For flights departing from United Kingdom check dates and pricing for the following: Air Canada, Air Transat, Lufthansa, British Airways, Icelandair. These airlines depart to the following popular destinations: Toronto.

Air Canada

Air Canada

From C$ 292

British Airways

British Airways

From C$ 48

Air Transat

Air Transat

From C$ 414

Lufthansa

Lufthansa

From C$ 176

What is the cheapest place to fly to from United Kingdom?

The cheapest city to fly to from United Kingdom is Dublin, with prices starting at C$ 21. Explore other affordable destinations below.

Dublin

Dublin

From C$ 15

Krakow J. Paul II Balice

Krakow J. Paul II Balice

From C$ 19

Toulouse Blagnac

Toulouse Blagnac

From C$ 19

London

London

From C$ 21

Airline reviews for flights from United Kingdom

Get insights into the airlines that provide service from United Kingdom. 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 United Kingdom. In the last 7 days, Cheapflights users made a total of 629,999 searches.
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air Transat
7.8
Good
385 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
LOT
7.6
Good
1,069 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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Related info for your journey

Access useful and relevant information related to your journey from United Kingdom. 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 29 April 2025.

  • Which is the cheapest airport to catch a flight from United Kingdom?

    The cheapest routes to Dubai can be found at London Stansted airport from C$ 82. While London Luton airport is usually cheaper if your destination is Montreal with prices starting at C$ 96. Reference our flight search to find the best deals in real time.

  • What is the cheapest month to fly from United Kingdom?

    At the present moment the cheapest month to fly from United Kingdom is currently January; with December 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 United Kingdom?

    Check out the cheapest flights from United Kingdom to embark to:
    Travel from London to Palma de Mallorca from C$ 82 round trip
    Travel from London to Dubrovnik from C$ 122 round trip
    Travel from London to Faro from C$ 148 round trip
    Travel from London to Dubai from C$ 184 round trip
    Travel from Edinburgh to Toronto from C$ 511 round trip

  • How does Cheapflights help users find flights from United Kingdom?

    Deals for flights from United Kingdom 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 United Kingdom?

    Millions of users choose and trust Cheapflights to book the best flight deals from United Kingdom for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

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

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How does Cheapflights help users find flights from United Kingdom?

Deals for flights from United Kingdom 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 United Kingdom?

Millions of users choose and trust Cheapflights to book the best flight deals from United Kingdom for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

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

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