Cheap flights to the United Kingdom – Compare and Save

— LHR
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to United Kingdom in 2025

Find the latest flights to United Kingdom in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 12 December 2025.

Round-trip from

C$ 778

One-way from

C$ 350

Popular in

December

Cheapest in

February

Average price

C$ 1,161

Good round-trip deal

C$ 788 or less

Good one-way deal

C$ 462 or less
Icelandair
  • Icelandair
  • 24/5-4/6
  • 2 total stops
  • 24h 05m total
  • Toronto to London
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1/2
  • 1/2
  • 2 total stops
  • 42h 45m total
  • Toronto to United Kingdom
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Highest demand for flights based on searches. 6% potential increase in price (C$ 56 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 29 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Toronto to United Kingdom.
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Price to beat on a one-way flight from Toronto to United Kingdom.
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Find flights to United Kingdom

Browse one-way and round-trip flights deals to the United Kingdom on Cheapflights. Flight deals are based on user searches and were last updated on 12 December 2025
Explore the United Kingdom
Flights to London
Flights to Manchester
Flights to Edinburgh
Flights to Glasgow
Flights to Birmingham
Flights to Newcastle upon Tyne
Flights to Belfast
Flights to Aberdeen
Flights to Leeds
Flights to Bristol
Flights to Cardiff
Flights to Liverpool
Flights to Inverness
Flights to Newquay
Flights to Exeter
Flights to Darlington
Flights to Lerwick

Find flight deals to United Kingdom

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Cheapest flights to United Kingdom
Explore the most affordable flight options available to United Kingdom. Find the lowest fares based on data from user searches, with prices last updated on 12 December 2025.

Wed 10/129:35 p.m.YYZ - LGW
Nonstop7h 10mAir Transat
Mon 16/211:40 a.m.LGW - YYZ
Nonstop8h 20mAir Transat
Deal found 9/12C$ 793
Sat 13/1212:36 p.m.YYZ - LHR
1 stop14h 14mAmerican Airlines
Mon 12/110:35 a.m.LHR - YYZ
1 stop16h 09mAmerican Airlines
Deal found 10/12C$ 816
Sat 13/124:44 p.m.YYZ - LHR
1 stop11h 31mAmerican Airlines
Sun 28/125:00 p.m.LHR - YYZ
1 stop21h 45mAmerican Airlines
Deal found 10/12C$ 818
Sun 14/124:44 p.m.YYZ - LHR
1 stop14h 16mAmerican Airlines
Sun 28/125:00 p.m.LHR - YYZ
1 stop21h 45mAmerican Airlines
Deal found 11/12C$ 819
Sat 13/124:12 p.m.YYZ - LHR
1 stop10h 38mAmerican Airlines
Mon 19/17:50 a.m.LHR - YYZ
2 stops20h 09mAmerican Airlines
Deal found 10/12C$ 829
Sat 27/126:05 p.m.YYZ - LHR
Nonstop7h 10mAmerican Airlines
Thu 8/15:00 p.m.LHR - YYZ
1 stop21h 49mAmerican Airlines
Deal found 9/12C$ 833

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