£363 Cheap Flights from Cancun (CUN) to London (LHR)

View £363 flight on Sun, 22 Feb 2026Opens in a new window

Popular airlines from Cancun Intl. Airport (CUN) to Heathrow Airport (LHR)

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Cheap Flights from Cancun (CUN) to London (LHR)

Prices were available within the past 7 days and start at £363 for one-way flights and £685 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Tue, 13 Jan - Tue, 20 Jan
CUN
Cancun
LHR
London
£685 Return, found 1 day ago
£685
Return
found 1 day ago
Select TAP Portugal flight, departing Tue, 13 Jan from Cancun to London, returning Tue, 20 Jan, priced at £685 found 1 day ago
Air Canada
Mon, 1 Dec - Mon, 8 Dec
CUN
Cancun
LHR
London
£694 Return, found 1 hour ago
£694
Return
found 1 hour ago
Select Air Canada flight, departing Mon, 1 Dec from Cancun to London, returning Mon, 8 Dec, priced at £694 found 1 hour ago
Air Canada
Tue, 2 Dec - Tue, 9 Dec
CUN
Cancun
LHR
London
£708 Return, found 1 hour ago
£708
Return
found 1 hour ago
Select Air Canada flight, departing Tue, 2 Dec from Cancun to London, returning Tue, 9 Dec, priced at £708 found 1 hour ago
Air Canada
Mon, 1 Dec - Mon, 8 Dec
CUN
Cancun
LHR
London
£710 Return, found 1 hour ago
£710
Return
found 1 hour ago
Select Air Canada flight, departing Mon, 1 Dec from Cancun to London, returning Mon, 8 Dec, priced at £710 found 1 hour ago
Air Canada
Mon, 1 Dec - Mon, 8 Dec
CUN
Cancun
LHR
London
£714 Return, found 1 hour ago
£714
Return
found 1 hour ago
Select Air Canada flight, departing Mon, 1 Dec from Cancun to London, returning Mon, 8 Dec, priced at £714 found 1 hour ago
Air Canada
Mon, 1 Dec - Mon, 8 Dec
CUN
Cancun
LHR
London
£720 Return, found 1 hour ago
£720
Return
found 1 hour ago
Select Air Canada flight, departing Mon, 1 Dec from Cancun to London, returning Mon, 8 Dec, priced at £720 found 1 hour ago
Virgin Atlantic
Wed, 26 Nov - Wed, 3 Dec
CUN
Cancun
LHR
London
£737 Return, found 4 days ago
£737
Return
found 4 days ago
Select Virgin Atlantic flight, departing Wed, 26 Nov from Cancun to London, returning Wed, 3 Dec, priced at £737 found 4 days ago
Virgin Atlantic
Wed, 26 Nov - Wed, 3 Dec
CUN
Cancun
LHR
London
£737 Return, found 4 days ago
£737
Return
found 4 days ago
Select Virgin Atlantic flight, departing Wed, 26 Nov from Cancun to London, returning Wed, 3 Dec, priced at £737 found 4 days ago
KLM
Thu, 31 Jul - Wed, 3 Sep
CUN
Cancun
LHR
London
£747 Return, found 12 hours ago
£747
Return
found 12 hours ago
Select KLM flight, departing Thu, 31 Jul from Cancun to London, returning Wed, 3 Sep, priced at £747 found 12 hours ago
Air France
Tue, 3 Jun - Mon, 16 Jun
CUN
Cancun
LHR
London
£757 Return, found 3 days ago
£757
Return
found 3 days ago
Select Air France flight, departing Tue, 3 Jun from Cancun to London, returning Mon, 16 Jun, priced at £757 found 3 days ago
Flight from Cancun to London route information
Origin airport
Cancun Intl.
Destination airport
Heathrow
Airlines serving
Aeromexico, Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic, avianca
Return price
£685
Distance
7905 km

Compare flights from Cancun to London easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Cancun to London. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Heathrow in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Cancun Intl. to Heathrow.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Cancun Intl. (CUN) to Heathrow (LHR) 

The easiest way to view the best deals on flights from Cancun to London today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Cancun Intl. to Heathrow start at just £685 and range up to £757.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Cancun and London
  • booking your flight during January, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Cancun to London flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Cancun Intl. to Heathrow for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Cancun Intl. Airport (CUN) to Heathrow Airport (LHR)?
The lowest price advertised for a round-trip journey between Cancun Intl. Airport (CUN) and Heathrow Airport is £685. But you better move fast. This figure is taken from fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from CUN to London Heathrow?
The majority of flights can be cancelled online, but every airline has a different set of terms and conditions. If you do decide to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Cancun Intl. Airport (CUN) to Heathrow Airport (LHR) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for CUN to London Heathrow flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from CUN to London Heathrow?
You’ll have 8,000 kilometres to cover on the long-haul Cancun to Hounslow route. Wear comfy clothes and consider taking a pair of noise-cancelling headphones.
Which airlines fly direct from Cancun Airport to London Heathrow?
Direct flights aren’t available, so you’ll need to make at least one stop between Cancun Airport and London Heathrow. Use the layover time to stretch your legs and enjoy some personal space.
Are Cancun Airport to Heathrow Airport (LHR) flight tickets cheaper when they're purchased at the last minute?
Flight prices always go up and down, so not always. While last-minute deals between Cancun Intl. Airport (CUN) and London Heathrow are possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some carriers publicize their prices up to 12 months before the departure date. Expedia is continuously updating the biggest bargains around, so keep checking and be ready to pounce when the price is right.

Explore a world of travel with Expedia

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£577.38
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£804.11
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£941.62
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