S$686 Cheap Flights from London to Cancun

View S$686 flight on Wed, 7 Oct, 2026Opens 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$686 for one-way flights and S$874 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, 3 Feb - Tue, 24 Feb
LHR
London
CUN
Cancun
S$874 Return, found 18 hours ago
S$874
Return
found 18 hours ago
Select American Airlines flight, departing Tue, 3 Feb from London to Cancun, returning Tue, 24 Feb, priced at S$874 found 18 hours ago
Air Canada
Tue, 3 Feb - Tue, 24 Feb
LHR
London
CUN
Cancun
S$875 Return, found 18 hours ago
S$875
Return
found 18 hours ago
Select Air Canada flight, departing Tue, 3 Feb from London to Cancun, returning Tue, 24 Feb, priced at S$875 found 18 hours ago
Air Canada
Tue, 3 Feb - Tue, 24 Feb
LHR
London
CUN
Cancun
S$878 Return, found 18 hours ago
S$878
Return
found 18 hours ago
Select Air Canada flight, departing Tue, 3 Feb from London to Cancun, returning Tue, 24 Feb, priced at S$878 found 18 hours ago
Air Canada
Tue, 3 Feb - Tue, 24 Feb
LHR
London
CUN
Cancun
S$885 Return, found 18 hours ago
S$885
Return
found 18 hours ago
Select Air Canada flight, departing Tue, 3 Feb from London to Cancun, returning Tue, 24 Feb, priced at S$885 found 18 hours ago
Air Canada
Tue, 3 Feb - Tue, 24 Feb
LHR
London
CUN
Cancun
S$886 Return, found 18 hours ago
S$886
Return
found 18 hours ago
Select Air Canada flight, departing Tue, 3 Feb from London to Cancun, returning Tue, 24 Feb, priced at S$886 found 18 hours ago
Air Canada
Tue, 3 Feb - Tue, 24 Feb
LHR
London
CUN
Cancun
S$896 Return, found 18 hours ago
S$896
Return
found 18 hours ago
Select Air Canada flight, departing Tue, 3 Feb from London to Cancun, returning Tue, 24 Feb, priced at S$896 found 18 hours ago
Air Canada
Tue, 3 Feb - Tue, 24 Feb
LHR
London
CUN
Cancun
S$897 Return, found 18 hours ago
S$897
Return
found 18 hours ago
Select Air Canada flight, departing Tue, 3 Feb from London to Cancun, returning Tue, 24 Feb, priced at S$897 found 18 hours ago
Virgin Atlantic
Tue, 3 Feb - Tue, 24 Feb
LHR
London
CUN
Cancun
S$900 Return, found 18 hours ago
S$900
Return
found 18 hours ago
Select Virgin Atlantic flight, departing Tue, 3 Feb from London to Cancun, returning Tue, 24 Feb, priced at S$900 found 18 hours ago
United
Thu, 12 Feb - Wed, 18 Feb
LHR
London
CUN
Cancun
S$969 Return, found 5 days ago
S$969
Return
found 5 days ago
Select United flight, departing Thu, 12 Feb from London to Cancun, returning Wed, 18 Feb, priced at S$969 found 5 days ago
Iberia
Mon, 12 Jan - Sat, 28 Feb
LHR
London
CUN
Cancun
S$1,121 Return, found 2 days ago
S$1,121
Return
found 2 days ago
Select Iberia flight, departing Mon, 12 Jan from London to Cancun, returning Sat, 28 Feb, priced at S$1,121 found 2 days ago

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

February is typically the cheapest month to fly

From S$768 - S$1,360 per traveller.
London to Cancun route information
Origin airport
Heathrow
Destination airport
Cancun Intl.
Airlines serving
Aeromexico, Air Canada, Air France, American Airlines, Delta, Finnair, Lufthansa, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic, WestJet, avianca
Return price
S$873
Distance
7905 km
Average flight time
10 hours 55 mins

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 Air Canada, Aeromexico, American Airlines, Finnair, Lufthansa, KLM, Virgin Atlantic, United, Iberia. 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$686 and roundtrip prices from S$874*.
 

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$874. 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

*Available to Expedia members.