Cheap flights from London-Heathrow to Cancun
Cheap return flights from London-Heathrow to Cancun
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
Cancun flight facts
What you need to know
What are the cheapest airlines?
- British Airways
- Iberia
- Air France
These airlines usually offer the cheapest flights from London-Heathrow to Cancun.
What airlines fly indirectly?
- American Airlines
- KLM
- Lufthansa
These airlines fly from London-Heathrow to Cancun, but you’ll have at least one layover.
How long is the flight?
10 hours 30 minutes
This is the shortest flight time from London-Heathrow to Cancun.
Alternative flights from the UK to Cancun
Check out prices for other routes
Alternative flights from London-Heathrow
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the London-Heathrow/Cancun route. There are around 35 flights on any given week from the UK to Cancun and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from London-Heathrow to Cancun
Tips and advice from our flight experts
You've searched for flights from London-Heathrow to Cancun. We've found 25 flights and compared them to give you the best offer. British Airways is, on average, the cheapest for this route. Look out for them! The cheapest offer we've found is a one-way ticket for £42 from London-Heathrow to Cancun on 12/04/2026 at 03:10.
We've scanned hundreds of airfares from dozens of airlines across the globe. We've found 15 airlines that operate the 9,000 km flight from London-Heathrow to Cancun.
To find the best offers, consider booking 2-3 months in advance or looking for last-minute deals. The high season is from December to April, so prices can be higher then. A popular and affordable airline for this route is British Airways, with an average flight duration of 10 hours 30 minutes. After selecting an offer, fill out your information and proceed to payment. Don't forget to check our flight + hotel service to save time and money!
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Where other people are flying to
