฿15,610 Cheap Flights from London (LHR) to Cancun (CUN)

View ฿15,610 flight on Thu, 19 Mar 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at ฿15,610 for one-way flights and ฿32,525 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, 10 Jul - Wed, 15 Jul
LHR
London
CUN
Cancun
฿32,525 Return, found 5 days ago
฿32,525
Return
found 5 days ago
Select United flight, departing Fri, 10 Jul from London to Cancun, returning Wed, 15 Jul, priced at ฿32,525 found 5 days ago
United
Fri, 10 Jul - Wed, 15 Jul
LHR
London
CUN
Cancun
฿32,675 Return, found 5 days ago
฿32,675
Return
found 5 days ago
Select United flight, departing Fri, 10 Jul from London to Cancun, returning Wed, 15 Jul, priced at ฿32,675 found 5 days ago
United
Fri, 10 Jul - Wed, 15 Jul
LHR
London
CUN
Cancun
฿33,175 Return, found 5 days ago
฿33,175
Return
found 5 days ago
Select United flight, departing Fri, 10 Jul from London to Cancun, returning Wed, 15 Jul, priced at ฿33,175 found 5 days ago
American Airlines
Fri, 10 Jul - Wed, 15 Jul
LHR
London
CUN
Cancun
฿33,220 Return, found 5 days ago
฿33,220
Return
found 5 days ago
Select American Airlines flight, departing Fri, 10 Jul from London to Cancun, returning Wed, 15 Jul, priced at ฿33,220 found 5 days ago
Swiss International Air Lines
Fri, 10 Apr - Sun, 12 Apr
LHR
London
CUN
Cancun
฿34,485 Return, found 4 days ago
฿34,485
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Fri, 10 Apr from London to Cancun, returning Sun, 12 Apr, priced at ฿34,485 found 4 days ago
Swiss International Air Lines
Fri, 10 Apr - Sun, 12 Apr
LHR
London
CUN
Cancun
฿35,130 Return, found 4 days ago
฿35,130
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Fri, 10 Apr from London to Cancun, returning Sun, 12 Apr, priced at ฿35,130 found 4 days ago
Swiss International Air Lines
Fri, 10 Apr - Sun, 12 Apr
LHR
London
CUN
Cancun
฿35,755 Return, found 4 days ago
฿35,755
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Fri, 10 Apr from London to Cancun, returning Sun, 12 Apr, priced at ฿35,755 found 4 days ago
Air Canada
Fri, 10 Apr - Sun, 12 Apr
LHR
London
CUN
Cancun
฿36,272 Return, found 4 days ago
฿36,272
Return
found 4 days ago
Select Air Canada flight, departing Fri, 10 Apr from London to Cancun, returning Sun, 12 Apr, priced at ฿36,272 found 4 days ago
Air Canada
Fri, 10 Apr - Sun, 12 Apr
LHR
London
CUN
Cancun
฿36,395 Return, found 4 days ago
฿36,395
Return
found 4 days ago
Select Air Canada flight, departing Fri, 10 Apr from London to Cancun, returning Sun, 12 Apr, priced at ฿36,395 found 4 days ago
Swiss International Air Lines
Fri, 10 Apr - Sun, 12 Apr
LHR
London
CUN
Cancun
฿36,400 Return, found 4 days ago
฿36,400
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Fri, 10 Apr from London to Cancun, returning Sun, 12 Apr, priced at ฿36,400 found 4 days ago

Find the cheapest month to fly from London (LHR) to Cancun (CUN)

January is typically the cheapest month to fly

From ฿19,049 - ฿41,243 per traveller.

Frequently asked questions

How much is a flight from LHR to Cancun Intl. Airport (CUN)?
Pack your bags, because round-trip flights between LHR and Cancun Intl. Airport (CUN) start from ฿32,525. That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book now to lock in the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport to Cancun Intl. Airport (CUN)?
This can vary between airlines, as each has its own terms and conditions. Head to the Customer Service Portal, where you'll find easy-to-follow instructions on how to cancel your flight online.
How do I find cheap flights from Heathrow Airport (LHR) to Cancun Airport 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 Heathrow Airport (LHR) to CUN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London Heathrow to Cancun Intl. Airport (CUN)?
You'll have 8,000 kilometres to cover on the long-haul Hounslow to Cancun route. Wear comfortable clothes and consider taking a pair of noise-cancelling earphones.
Which airlines fly direct from London Heathrow to CUN?
You won't find any airlines flying directly between London Heathrow and Cancun Intl. Airport (CUN), so be ready to make at least one stop on your journey. A layover can be a nice way to break up a trip!
Are Heathrow Airport to CUN flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Heathrow Airport to Cancun Airport at the last minute could be your ticket to an awesome deal. However, it could end up costing you a whole lot more! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.

Travel information

Origin airport
Heathrow
Destination airport
Cancun Intl.
Return price
฿32,525
Distance
7905 km
Average flight time
10 hours 55 mins

Book with confidence

Perfect flights from London to Cancun

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Cancun. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Heathrow to Cancun Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿15,610 and roundtrip prices from ฿32,525. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Cancun Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Cancun.
Perfect flights from London to Cancun
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