What are the cheapest airlines flying from Toronto to London round-trip?

Currently priced at £400, TAP AIR PORTUGAL will fly you from Toronto to London and back. In addition to TAP AIR PORTUGAL, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Transat and Air Canada - these airlines can fly you to your destination from £400 and £401, respectively. These flights start at 11% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Toronto to London one-way?

One-way options have recently been found by users for as low as £195 on Porter Airlines. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £195 and Air Transat from £196 one-way.

What is the cheapest day to fly from Toronto to London?

Travellers seeking maximum savings on their Toronto to London flight should consider departing on Saturday mornings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Toronto to London?

The most popular flight routes from Toronto to London are Toronto Pearson Intl - London Heathrow, Toronto Pearson Intl - London Gatwick and Toronto Pearson Intl - London City.

What are the cheapest flights from Toronto to London?

Looking for the cheapest flight from Toronto to London? While on average our users pay £1,322, our data indicates the cheapest price to be £222. The most popular route (Toronto Pearson Intl - London Heathrow), is priced around £361.

What are the most reliable airlines from Toronto to London?

The top 3 most reliable airlines when flying from Toronto to London are Croatia Airlines (88%), Ethiopian Air (82%) and Singapore Airlines (81%).

What are the most popular airlines that fly from Toronto to London?

Before booking your flight from Toronto to London check out the most popular airlines for this route: American Airlines, Air Canada or British Airways.

What is the cheapest day to fly round-trip from Toronto to London?

Users have found that flying from Toronto to London on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from Toronto to London?

Travelers have found it’s best to book a flight 49 days in advance to save up to 13% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 49 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Toronto to London 1-2 weeks in advance for as low as £442, or £595 for flights within the next 24 hours.

What is the cheapest month to fly from Toronto to London?

Flights from Toronto to London lean towards being more expensive in December. Prices are generally better when you fly from Toronto to London in February, with the cheapest ticket starting at £280.

Can I find deals for flights from Toronto to London that include hotel bookings?

Yes. In addition to deals on Toronto to London flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Toronto to London?

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

Can I find deals for business class flights from Toronto to London?

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

£195+ Flights from Toronto to London

Cheapflights Tip: The best prices from Toronto to London are usually found in February or May, booked 74 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap flight deals from Toronto to London

Round-trip from	£400
One-way from	£195
Popular in	December
Cheapest in	February
Average price	£562
Good round-trip deal	£457 or less
Good one-way deal	£209 or less

TAP AIR PORTUGAL
26/10-4/12
2 total stops
27h 50m total
Toronto to London

Search Deals

Porter Airlines
16/7
1 total stop
9h 55m total
Toronto to London

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£12 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Price to beat on a round-trip flight from Toronto (YTO) to London (LON).

Search Deals

Price to beat on a one-way flight from Toronto (YTO) to London (LON).

Search Deals

Find flight deals from Toronto to London

Cheapest flights from Toronto to London
Explore the most affordable flight options available from Toronto to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Sun 26/1018:35YYZ - LHR

1 stop14h 05mTAP AIR PORTUGAL

Thu 4/1206:00LHR - YYZ

1 stop13h 45mTAP AIR PORTUGAL

Deal found 9/7£400

Tue 9/916:10YYZ - LGW

1 stop12h 40mAir Transat

Sat 13/909:40LGW - YYZ

Nonstop8h 05mAir Transat

Deal found 9/7£400

Tue 9/911:15YTZ - LGW

1 stop17h 35mAir Transat

Sat 13/911:35LGW - YTZ

1 stop13h 25mAir Transat

Deal found 9/7£401

Mon 1/923:20YYZ - LHR

1 stop26h 10mAir Canada

Mon 8/917:40LHR - YYZ

Nonstop7h 50mAir Canada

Deal found 9/7£401

Sun 21/923:55YYZ - LTN

1 stop16h 35mMultiple Airlines

Wed 8/1010:00LTN - YYZ

1 stop10h 50mMultiple Airlines

Deal found 8/7£401

Sun 21/923:55YYZ - STN

1 stop16h 20mMultiple Airlines

Wed 8/1009:05STN - YYZ

1 stop11h 45mMultiple Airlines

Deal found 8/7£401

Mon 8/918:55YTZ - LGW

1 stop9h 55mPorter Airlines

Mon 15/911:35LGW - YTZ

1 stop14h 15mPorter Airlines

Deal found 9/7£403

Fri 19/922:00YYZ - LHR

Nonstop7h 15mBritish Airways

Mon 29/917:15LHR - YYZ

Nonstop7h 55mBritish Airways

Deal found 9/7£403

Thu 18/918:20YYZ - LHR

Nonstop7h 15mLufthansa

Fri 3/1008:30LHR - YYZ

Nonstop7h 55mLufthansa

Deal found 10/7£404

Thu 4/918:05YYZ - LHR

Nonstop7h 10mAmerican Airlines

Tue 16/917:15LHR - YYZ

Nonstop7h 55mAmerican Airlines

Deal found 9/7£405

Tue 16/923:55YYZ - LGW

1 stop12h 05mMultiple Airlines

Wed 24/909:45LGW - YYZ

1 stop11h 05mMultiple Airlines

Deal found 9/7£405

Mon 22/916:25YYZ - LGW

1 stop12h 25mPorter Airlines

Wed 8/1012:40LGW - YYZ

Nonstop8h 00mPorter Airlines

Deal found 10/7£406

Best flights from Toronto to London
Discover carefully curated flight deals from Toronto to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 July 2025.

Sun 26/1018:35YYZ - LHR

1 stop14h 05mTAP AIR PORTUGAL

Thu 4/1206:00LHR - YYZ

1 stop13h 45mTAP AIR PORTUGAL

Deal found 9/7£400

Tue 9/916:10YYZ - LGW

1 stop12h 40mAir Transat

Sat 13/909:40LGW - YYZ

Nonstop8h 05mAir Transat

Deal found 9/7£400

Mon 1/923:20YYZ - LHR

1 stop26h 10mAir Canada

Mon 8/917:40LHR - YYZ

Nonstop7h 50mAir Canada

Deal found 9/7£401

Sun 21/923:55YYZ - LTN

1 stop16h 35mMultiple Airlines

Wed 8/1010:00LTN - YYZ

1 stop10h 50mMultiple Airlines

Deal found 8/7£401

Mon 8/918:55YTZ - LGW

1 stop9h 55mPorter Airlines

Mon 15/911:35LGW - YTZ

1 stop14h 15mPorter Airlines

Deal found 9/7£403

Fri 19/922:00YYZ - LHR

Nonstop7h 15mBritish Airways

Mon 29/917:15LHR - YYZ

Nonstop7h 55mBritish Airways

Deal found 9/7£403

Thu 18/914:00YYZ - LHR

1 stop11h 30mLufthansa

Wed 1/1008:30LHR - YYZ

Nonstop7h 55mLufthansa

Deal found 10/7£404

Thu 4/918:05YYZ - LHR

Nonstop7h 10mAmerican Airlines

Tue 16/917:15LHR - YYZ

Nonstop7h 55mAmerican Airlines

Deal found 9/7£405

Mon 5/119:15YYZ - LGW

1 stop10h 40mIcelandair

Thu 12/211:55LGW - YYZ

1 stop11h 20mIcelandair

Deal found 9/7£406

Mon 22/917:20YYZ - LHR

1 stop9h 40mAer Lingus

Mon 29/909:50LHR - YYZ

1 stop11h 00mAer Lingus

Deal found 10/7£414

Thu 2/1018:15YYZ - LHR

1 stop14h 30mDelta

Sun 5/1017:50LHR - YYZ

Nonstop7h 50mDelta

Deal found 10/7£424

Sun 2/1120:30YYZ - LHR

1 stop14h 50mSWISS

Tue 11/1108:55LHR - YYZ

1 stop11h 55mSWISS

Deal found 10/7£429

Direct flights from Toronto to London
Explore direct flight options from Toronto to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 11 July 2025.

Fri 26/922:45YYZ - LGW

Nonstop7h 00mAir Transat

Sun 12/1012:40LGW - YYZ

Nonstop8h 00mAir Transat

Deal found 9/7£400

Mon 6/1020:30YYZ - LHR

Nonstop7h 05mAir Canada

Wed 29/1018:00LHR - YYZ

Nonstop8h 10mAir Canada

Deal found 9/7£402

Mon 8/922:45YYZ - LGW

Nonstop7h 00mPorter Airlines

Mon 22/912:40LGW - YYZ

Nonstop8h 00mPorter Airlines

Deal found 9/7£403

Fri 19/922:00YYZ - LHR

Nonstop7h 15mBritish Airways

Mon 29/917:15LHR - YYZ

Nonstop7h 55mBritish Airways

Deal found 9/7£403

Thu 18/918:20YYZ - LHR

Nonstop7h 15mLufthansa

Mon 29/908:30LHR - YYZ

Nonstop7h 55mLufthansa

Deal found 10/7£404

Thu 4/918:05YYZ - LHR

Nonstop7h 10mAmerican Airlines

Tue 16/917:15LHR - YYZ

Nonstop7h 55mAmerican Airlines

Deal found 9/7£405

Mon 1/922:45YYZ - LGW

Nonstop7h 00mMultiple Airlines

Fri 5/912:40LGW - YYZ

Nonstop8h 00mMultiple Airlines

Deal found 10/7£439

Fri 26/922:30YYZ - LHR

Nonstop7h 10mDelta

Wed 8/1017:50LHR - YYZ

Nonstop7h 50mDelta

Deal found 10/7£442

Last-minute flights from Toronto to London
Discover last-minute flight deals from Toronto to London. Data last updated 11 July 2025 and is based on user searches.

Wed 16/722:45YYZ - LGW

Nonstop7h 00mMultiple Airlines

Tue 2/909:40LGW - YYZ

Nonstop8h 05mMultiple Airlines

Deal found 9/7£411

Wed 16/718:00YYZ - LGW

1 stop10h 50mAir Transat

Tue 2/911:35LGW - YYZ

1 stop28h 51mAir Transat

Deal found 9/7£414

Wed 16/723:55YYZ - LTN

1 stop10h 30mMultiple Airlines

Thu 21/808:45LTN - YYZ

1 stop12h 05mMultiple Airlines

Deal found 9/7£423

Wed 16/714:45YTZ - LGW

1 stop14h 05mPorter Airlines

Tue 26/811:35LGW - YTZ

1 stop29h 32mPorter Airlines

Deal found 9/7£442

Wed 16/718:55YTZ - LGW

1 stop9h 55mAir Transat

Tue 2/911:35LGW - YTZ

1 stop11h 35mAir Transat

Deal found 10/7£447

Wed 16/718:55YTZ - LGW

1 stop9h 55mMultiple Airlines

Tue 26/814:00LGW - YTZ

2 stops34h 42mMultiple Airlines

Deal found 9/7£464

Wed 16/723:55YYZ - LHR

1 stop10h 00mMultiple Airlines

Thu 21/807:40LHR - YYZ

1 stop13h 10mMultiple Airlines

Deal found 9/7£467

Wed 16/717:00YYZ - LHR

1 stop12h 00mAir Canada

Tue 2/917:40LHR - YYZ

Nonstop7h 50mAir Canada

Deal found 9/7£481

Fri 18/718:05YYZ - LHR

Nonstop7h 10mAmerican Airlines

Sat 10/110:05LHR - YYZ

1 stop12h 15mAmerican Airlines

Deal found 10/7£509

Sat 19/717:20YYZ - LHR

1 stop9h 40mAer Lingus

Fri 19/907:40LHR - YYZ

1 stop13h 10mAer Lingus

Deal found 10/7£459

Sun 20/722:45YYZ - LGW

Nonstop7h 00mPorter Airlines

Mon 22/912:40LGW - YYZ

Nonstop8h 00mPorter Airlines

Deal found 10/7£482

Mon 21/722:15YYZ - STN

1 stop10h 45mMultiple Airlines

Fri 22/822:50STN - YYZ

2 stops26h 11mMultiple Airlines

Deal found 9/7£418

One-way flights from Toronto to London
Search for one-way flight options from Toronto to London. Find affordable one-way fares based on user searches. Data last updated 11 July 2025.

Wed 16/718:55YTZ - LGW

1 stop9h 55mPorter Airlines

Deal found 10/7£195

Sat 29/1117:35YYZ - LHR

1 stop24h 05mTAP AIR PORTUGAL

Deal found 9/7£195

Tue 26/817:40YYZ - LTN

2 stops23h 30mMultiple Airlines

Deal found 9/7£195

Fri 18/719:25YYZ - LGW

1 stop29h 55mMultiple Airlines

Deal found 9/7£195

Wed 16/709:45YTZ - LGW

1 stop15h 35mMultiple Airlines

Deal found 9/7£196

Thu 11/922:40YYZ - LHR

1 stop16h 40mMultiple Airlines

Deal found 8/7£196

Sat 19/719:50YYZ - LGW

Nonstop7h 05mAir Transat

Deal found 9/7£196

Wed 20/821:15YYZ - STN

1 stop12h 55mMultiple Airlines

Deal found 10/7£196

Mon 6/1022:10YYZ - LCY

1 stop14h 20mMultiple Airlines

Deal found 10/7£198

Thu 24/718:55YTZ - LGW

1 stop9h 55mAir Transat

Deal found 10/7£198

Wed 16/719:50YYZ - LGW

Nonstop7h 05mPorter Airlines

Deal found 8/7£202

Fri 21/1113:50YYZ - LHR

1 stop18h 00mWestJet

Deal found 10/7£202

Cheapflights Fare Finder

Use the filters below to find and compare flights from Toronto to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sun 26/10

18:35-12:40

1 stop14h 05m

London Heathrow

Thu 4/12

06:00-14:45

1 stop13h 45m

£400

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Tue 9/9

16:10-09:50

1 stop12h 40m

London Gatwick

Sat 13/9

09:40-12:45

Nonstop8h 05m

£400

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 1/9

23:20-06:30

1 stop26h 10m

London Heathrow

Mon 8/9

17:40-20:30

Nonstop7h 50m

£401

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Sun 21/9

23:55-21:30

1 stop16h 35m

London Luton

Wed 8/10

10:00-15:50

1 stop10h 50m

£401

TorontoLondon

YTZ - LGW

YTZLGW

Toronto Island

Tue 9/9

11:15-09:50

1 stop17h 35m

London Gatwick

Sat 13/9

11:35-20:00

1 stop13h 25m

£401

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Sun 21/9

23:55-21:15

1 stop16h 20m

London Stansted

Wed 8/10

09:05-15:50

1 stop11h 45m

£401

TorontoLondon

YTZ - LGW

YTZLGW

Toronto Island

Mon 8/9

18:55-09:50

1 stop9h 55m

London Gatwick

Mon 15/9

11:35-20:50

1 stop14h 15m

£403

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 19/9

22:00-10:15

Nonstop7h 15m

London Heathrow

Mon 29/9

17:15-20:10

Nonstop7h 55m

£403

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 18/9

18:20-06:35

Nonstop7h 15m

London Heathrow

Fri 3/10

08:30-11:25

Nonstop7h 55m

£404

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 4/9

18:05-06:15

Nonstop7h 10m

London Heathrow

Tue 16/9

17:15-20:10

Nonstop7h 55m

£405

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 54 results

...

Best time to book a flight from Toronto to London

Have a flexible travel schedule? Discover the best time to fly to London from Toronto 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 Toronto to London

How far ahead should I book a flight from Toronto to London?

The price you pay for your flight from Toronto to London may vary depending on when you book. For the best chance of a lower fare, look to book 74 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Toronto to London?

Currently, January is the cheapest month in which you can book a flight from Toronto to London (average of £112). Flying from Toronto to London in August is currently the most expensive (average of £164). 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 YTO to LON?

A simple way to save on the total cost of your ticket is to fly from Toronto to London in the morning. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight in the afternoon.

Weekly flight availability from Toronto to London

The most flights from YTO to LON are scheduled on a Thursday (49 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (30 on average).

Reviews of airlines servicing London

Check out reviews from past customers who have flown with Delta, Porter Airlines, andKLM from Toronto to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,951 reviews

Check prices

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

7,951 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

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.

Porter Airlines

8.0

Very Good

304 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

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

1,372 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

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.

Air Transat

7.8

Good

412 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

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.

SWISS

7.5

Good

1,655 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

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.

Related info for your journey

What are the cheapest airlines flying from Toronto to London round-trip?
Currently priced at £400, TAP AIR PORTUGAL will fly you from Toronto to London and back. In addition to TAP AIR PORTUGAL, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Transat and Air Canada - these airlines can fly you to your destination from £400 and £401, respectively. These flights start at 11% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Toronto to London one-way?
One-way options have recently been found by users for as low as £195 on Porter Airlines. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £195 and Air Transat from £196 one-way.
What are the most popular routes from Toronto to London?
The most popular flight routes from Toronto to London are Toronto Pearson Intl - London Heathrow, Toronto Pearson Intl - London Gatwick and Toronto Pearson Intl - London City.
What are the most reliable airlines from Toronto to London?
The top 3 most reliable airlines when flying from Toronto to London are Croatia Airlines (88%), Ethiopian Air (82%) and Singapore Airlines (81%).
What are the cheapest flights from Toronto to London?
Looking for the cheapest flight from Toronto to London? While on average our users pay £1,322, our data indicates the cheapest price to be £222. The most popular route (Toronto Pearson Intl - London Heathrow), is priced around £361.
Can I find deals for flights from Toronto to London that include hotel bookings?
Yes. In addition to deals on Toronto to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Toronto to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Toronto to London.
Can I find deals for business class flights from Toronto to London?
Yes. Cheapflights offers flight deals from Toronto to London 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 Toronto to London?
Currently, January is the cheapest month in which you can book a flight from Toronto to London (average of £112). Flying from Toronto to London in August is currently the most expensive (average of £164). 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

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Milton Keynes

Deal

Gatwick

Slough

Luton

Wembley

Crawley

Eastbourne

Ilford

Hayes

Ipswich

Folkestone

Southend-on-Sea

Watford

Winchester

Maidstone

Guildford

Chichester

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Toronto to London

Airline	Cheapest	Average	Flexibility	On-time
Air Transat	Cheapest£347	Average£466	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Aer Lingus	Cheapest£360	Average£434	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Icelandair	Cheapest£362	Average£471	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Air Canada	Cheapest£368	Average£495	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Porter Airlines	Cheapest£371	Average£498	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Virgin Atlantic	Cheapest£391	Average£463	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Lufthansa	Cheapest£396	Average£589	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
British Airways	Cheapest£399	Average£518	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£400	Average£510	FlexibilityNo cancel fee	On-time75%	Search KLM flights
American Airlines	Cheapest£412	Average£412	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Toronto to London?

Deals for Toronto to London flights 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 better, like price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Toronto.

Can Cheapflights find flights from Toronto to London with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Toronto to London, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Toronto to London become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from Toronto to London from £195

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 16/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Toronto to London are usually found in February or May, booked 74 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap flight deals from Toronto to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Toronto to London

Cheapest flights from Toronto to LondonExplore the most affordable flight options available from Toronto to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Explore the most affordable flight options available from Toronto to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Toronto to London that are best for you.

Best time to book a flight from Toronto to London

Have a flexible travel schedule? Discover the best time to fly to London from Toronto with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Toronto to London

How far ahead should I book a flight from Toronto to London?

Use this chart to determine the optimal time to book a return flight from Toronto to London. Price data was last updated on 27 June 2025.

What is the cheapest month to book a flight from Toronto to London?

What is the cheapest time of day to fly from YTO to LON?

Find hourly flight availability from Toronto to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.

Weekly flight availability from Toronto to London

Explore weekly flight availability from Toronto to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 July 2025.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 11 July 2025.

Check out reviews from past customers who have flown with Delta, Porter Airlines, andKLM from Toronto to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines flying from Toronto to London round-trip?

What are the cheapest airlines to fly from Toronto to London one-way?

What are the most popular routes from Toronto to London?

What are the most reliable airlines from Toronto to London?

What are the cheapest flights from Toronto to London?

Can I find deals for flights from Toronto to London that include hotel bookings?

How can I find direct flights from Toronto to London?

Can I find deals for business class flights from Toronto to London?

What is the cheapest month to book a flight from Toronto to London?

Travelling to a place near Toronto?

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Alternative routes for Toronto to London

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Top 10 airlines flying from Toronto to London

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Cheapest flights from Toronto to London
Explore the most affordable flight options available from Toronto to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.