S$820 Cheap Flights from London to Cancun

View S$820 flight on Mon, 22 Sep, 2025Opens in a new window

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

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Cheap Flights from London to Cancun (LHR-CUN)

Prices were available within the past 7 days and start at S$820 for one-way flights and S$899 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, 22 Sep - Mon, 29 Sep
LHR
London
CUN
Cancun
S$899 Return, found 2 days ago
S$899
Return
found 2 days ago
Select American Airlines flight, departing Mon, 22 Sep from London to Cancun, returning Mon, 29 Sep, priced at S$899 found 2 days ago
American Airlines
Sun, 3 May - Thu, 7 May
LHR
London
CUN
Cancun
S$919 Return, found 5 days ago
S$919
Return
found 5 days ago
Select American Airlines flight, departing Sun, 3 May from London to Cancun, returning Thu, 7 May, priced at S$919 found 5 days ago
Air Canada
Mon, 22 Sep - Mon, 29 Sep
LHR
London
CUN
Cancun
S$929 Return, found 2 days ago
S$929
Return
found 2 days ago
Select Air Canada flight, departing Mon, 22 Sep from London to Cancun, returning Mon, 29 Sep, priced at S$929 found 2 days ago
Air Canada
Mon, 22 Sep - Mon, 29 Sep
LHR
London
CUN
Cancun
S$938 Return, found 2 days ago
S$938
Return
found 2 days ago
Select Air Canada flight, departing Mon, 22 Sep from London to Cancun, returning Mon, 29 Sep, priced at S$938 found 2 days ago
Air Canada
Mon, 22 Sep - Mon, 29 Sep
LHR
London
CUN
Cancun
S$946 Return, found 2 days ago
S$946
Return
found 2 days ago
Select Air Canada flight, departing Mon, 22 Sep from London to Cancun, returning Mon, 29 Sep, priced at S$946 found 2 days ago
Air Canada
Sun, 3 May - Thu, 7 May
LHR
London
CUN
Cancun
S$958 Return, found 5 days ago
S$958
Return
found 5 days ago
Select Air Canada flight, departing Sun, 3 May from London to Cancun, returning Thu, 7 May, priced at S$958 found 5 days ago
American Airlines
Sun, 3 May - Thu, 7 May
LHR
London
CUN
Cancun
S$962 Return, found 5 days ago
S$962
Return
found 5 days ago
Select American Airlines flight, departing Sun, 3 May from London to Cancun, returning Thu, 7 May, priced at S$962 found 5 days ago
United
Mon, 22 Sep - Mon, 29 Sep
LHR
London
CUN
Cancun
S$995 Return, found 2 days ago
S$995
Return
found 2 days ago
Select United flight, departing Mon, 22 Sep from London to Cancun, returning Mon, 29 Sep, priced at S$995 found 2 days ago
Virgin Atlantic
Mon, 22 Sep - Mon, 29 Sep
LHR
London
CUN
Cancun
S$996 Return, found 2 days ago
S$996
Return
found 2 days ago
Select Virgin Atlantic flight, departing Mon, 22 Sep from London to Cancun, returning Mon, 29 Sep, priced at S$996 found 2 days ago
Lufthansa
Mon, 22 Sep - Mon, 29 Sep
LHR
London
CUN
Cancun
S$1,020 Return, found 2 days ago
S$1,020
Return
found 2 days ago
Select Lufthansa flight, departing Mon, 22 Sep from London to Cancun, returning Mon, 29 Sep, priced at S$1,020 found 2 days ago

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

September is typically the cheapest month to fly

From S$767 - S$1,593 per traveller.

Graph displaying average flight prices per month

London to Cancun route information
Origin airport
Heathrow
Destination airport
Cancun Intl.
Airlines serving
Aeromexico, Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Lufthansa, Turkish Airlines, United, Virgin Atlantic, WestJet, avianca
Return price
S$898
Distance
7905 km

Perfect flights from London to Cancun

Your Journey from London to Cancun

Start your unforgettable journey with Expedia. Our broad selection of flights from London to Cancun caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including avianca, American Airlines, Aeromexico, Air Canada, United, Virgin Atlantic, Lufthansa, WestJet. Our selection of flights from Heathrow to Cancun Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with London to Cancun Flights

Experience the joy of finding cheap flights from Heathrow to Cancun Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$820 and roundtrip prices from S$899*.
 

Pre-Flight Essentials

Ensure a smooth journey from London to Cancun with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Cancun

Picture yourself stepping off the plane in Cancun and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your London to Cancun Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from London to Cancun.
 

Beyond the Flight – Exploring Cancun

With Expedia, your adventure extends beyond the flight. Explore Cancun at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from London to Cancun with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from London to Cancun with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

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 S$899. 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.

Explore a world of travel with Expedia

London Airports

London

Gatwick to Cancun
S$919.40
*Available to Expedia members.