Cheap flights from London Heathrow Airport to Cancún from £342
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CUN
27 Dec — 3 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Cancun are usually found in September or November, booked 20 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Find flight deals from Heathrow to Cancún
Enter your travel dates to find the best prices.
Cheapest flights from Heathrow to Cancún
Explore the most affordable flight options available from Heathrow to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 November 2025.
Wed 3/1208:55LHR - CUN
1 stop13h 50mVirgin Atlantic
Wed 17/1222:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 26/11£533
Thu 11/1206:30LHR - CUN
2 stops19h 50mKLM
Thu 18/1215:15CUN - LHR
2 stops15h 40mKLM
Deal found 26/11£544
Wed 31/1212:20LHR - CUN
1 stop31h 09mJetBlue
Sat 31/116:20CUN - LHR
1 stop23h 25mJetBlue
Deal found 25/11£551
Wed 3/1214:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Mon 8/1215:15CUN - LHR
1 stop12h 45mVirgin Atlantic
Deal found 26/11£552
Thu 11/1208:55LHR - CUN
1 stop17h 25mVirgin Atlantic
Thu 18/1212:10CUN - LHR
2 stops18h 45mVirgin Atlantic
Deal found 26/11£555
Wed 31/1212:20LHR - CUN
2 stops29h 47mIcelandair
Thu 29/114:41CUN - LHR
1 stop13h 49mIcelandair
Deal found 25/11£557
Wed 3/1208:55LHR - CUN
1 stop13h 50mAir France
Wed 17/1220:20CUN - LHR
1 stop12h 25mAir France
Deal found 26/11£563
Fri 5/1214:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Fri 19/1222:30CUN - LHR
Nonstop9h 35mVirgin Atlantic
Deal found 26/11£566
Wed 3/1208:20LHR - CUN
1 stop14h 34mAmerican Airlines
Wed 10/1217:20CUN - LHR
1 stop13h 45mAmerican Airlines
Deal found 25/11£584
Tue 2/1217:00LHR - CUN
1 stop23h 45mAmerican Airlines
Tue 9/1212:03CUN - LHR
1 stop14h 47mAmerican Airlines
Deal found 24/11£585
Best flights from Heathrow to Cancún
Discover carefully curated flight deals from Heathrow to Cancún that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 November 2025.
Thu 16/416:40LHR - CUN
2 stops27h 40mUnited Airlines
Wed 29/407:51CUN - LHR
2 stops16h 39mUnited Airlines
Deal found 26/11£599
Sat 31/108:15LHR - CUN
1 stop15h 25mTAP AIR PORTUGAL
Tue 10/220:10CUN - LHR
1 stop21h 30mTAP AIR PORTUGAL
Deal found 26/11£601
Wed 4/214:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Tue 17/211:00CUN - LHR
1 stop15h 50mVirgin Atlantic
Deal found 25/11£625
Wed 11/306:30LHR - CUN
2 stops18h 29mDelta
Sun 22/308:00CUN - LHR
1 stop20h 00mDelta
Deal found 23/11£641
Sat 14/321:40LHR - CUN
1 stop24h 45mAvianca
Mon 23/316:50CUN - LHR
1 stop16h 45mAvianca
Deal found 23/11£645
Sun 19/414:05LHR - CUN
2 stops27h 05mUnited Airlines
Wed 29/407:51CUN - LHR
2 stops16h 39mUnited Airlines
Deal found 26/11£599
Wed 28/114:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Mon 2/215:13CUN - LHR
1 stop15h 27mVirgin Atlantic
Deal found 24/11£626
Sun 15/206:30LHR - CUN
2 stops19h 41mDelta
Sun 22/208:00CUN - LHR
1 stop17h 25mDelta
Deal found 26/11£642
Thu 16/416:40LHR - CUN
2 stops27h 40mUnited Airlines
Tue 28/407:51CUN - LHR
2 stops17h 04mUnited Airlines
Deal found 26/11£599
Sun 19/414:05LHR - CUN
2 stops27h 05mUnited Airlines
Thu 30/415:46CUN - LHR
1 stop14h 34mUnited Airlines
Deal found 26/11£599
Sun 19/413:50LHR - CUN
2 stops25h 04mDelta
Mon 27/415:10CUN - LHR
1 stop16h 00mDelta
Deal found 26/11£666
Sat 21/216:20LHR - CUN
1 stop25h 00mUnited Airlines
Wed 4/312:35CUN - LHR
1 stop13h 05mUnited Airlines
Deal found 26/11£667
Direct flights from Heathrow to Cancún
Explore direct flight options from Heathrow to Cancún based on user searches, and compare prices and availability for your desired travel dates. Data last updated 27 November 2025.
Wed 4/314:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Wed 11/322:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 25/11£523
Wed 18/314:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Wed 25/322:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 25/11£524
Wed 25/214:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Wed 11/322:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 26/11£526
Wed 11/314:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Wed 18/322:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 26/11£530
Wed 11/314:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Wed 25/322:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 26/11£531
Sun 8/314:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Sun 22/322:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 26/11£541
Sun 1/314:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Sun 8/322:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 26/11£542
Sun 8/314:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Sun 15/322:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 26/11£553
Wed 14/114:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Sun 25/122:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 25/11£558
Sun 1/314:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Wed 11/322:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 25/11£560
Wed 7/114:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Wed 28/122:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 25/11£561
Last-minute flights from Heathrow to Cancún
Discover last-minute flight deals from Heathrow to Cancún. Data last updated 27 November 2025 and is based on user searches.
Tue 2/1217:00LHR - CUN
1 stop23h 45mAmerican Airlines
Tue 9/1212:03CUN - LHR
1 stop14h 47mAmerican Airlines
Deal found 24/11£585
Wed 3/1208:55LHR - CUN
1 stop13h 50mVirgin Atlantic
Wed 17/1222:30CUN - LHR
Nonstop9h 20mVirgin Atlantic
Deal found 26/11£533
Wed 3/1214:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Mon 8/1215:15CUN - LHR
1 stop12h 45mVirgin Atlantic
Deal found 26/11£552
Wed 3/1208:55LHR - CUN
1 stop13h 50mAir France
Wed 17/1220:20CUN - LHR
1 stop12h 25mAir France
Deal found 26/11£563
Wed 3/1208:20LHR - CUN
1 stop14h 34mAmerican Airlines
Sun 7/1212:03CUN - LHR
1 stop14h 47mAmerican Airlines
Deal found 25/11£584
Fri 5/1214:45LHR - CUN
Nonstop10h 55mVirgin Atlantic
Fri 19/1222:30CUN - LHR
Nonstop9h 35mVirgin Atlantic
Deal found 26/11£566
Thu 11/1206:30LHR - CUN
2 stops19h 50mKLM
Thu 18/1215:15CUN - LHR
2 stops15h 40mKLM
Deal found 26/11£544
Thu 11/1208:55LHR - CUN
1 stop17h 25mVirgin Atlantic
Thu 18/1212:10CUN - LHR
2 stops18h 45mVirgin Atlantic
Deal found 26/11£555
Wed 31/1212:20LHR - CUN
1 stop31h 09mJetBlue
Sat 31/116:20CUN - LHR
1 stop23h 25mJetBlue
Deal found 25/11£551
Wed 31/1212:20LHR - CUN
2 stops29h 47mIcelandair
Thu 29/114:41CUN - LHR
1 stop13h 49mIcelandair
Deal found 25/11£557
One-way flights from Heathrow to Cancún
Search for one-way flight options from Heathrow to Cancún. Find affordable one-way fares based on user searches. Data last updated 27 November 2025.
Sun 8/209:55LHR - CUN
2 stops30h 55mMultiple Airlines
Deal found 23/11£342
Sat 14/220:50LHR - CUN
2 stops44h 00mMultiple Airlines
Deal found 24/11£345
Tue 13/120:50LHR - CUN
3 stops47h 07mMultiple Airlines
Deal found 25/11£348
Wed 11/317:50LHR - CUN
2 stops30h 30mMultiple Airlines
Deal found 24/11£353
Wed 10/1218:50LHR - CUN
3 stops47h 23mMultiple Airlines
Deal found 24/11£355
Thu 11/1209:55LHR - CUN
3 stops32h 18mMultiple Airlines
Deal found 24/11£356
Mon 19/113:45LHR - CUN
1 stop33h 25mSWISS
Deal found 26/11£357
Fri 15/506:00LHR - CUN
2 stops17h 40mMultiple Airlines
Deal found 25/11£358
Sun 1/319:55LHR - CUN
2 stops28h 25mMultiple Airlines
Deal found 26/11£360
Fri 16/114:50LHR - CUN
2 stops20h 53mWestJet
Deal found 24/11£361
Thu 15/114:50LHR - CUN
2 stops28h 12mWestJet
Deal found 26/11£362
Cheap flight deals from Heathrow to Cancún
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Cancún (CUN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 November 2025.
Customise your flight search to find flights from Heathrow to Cancún that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Cancún that are best for you.
Fly from
Heathrow
Fly to
Cancún
Route
Depart
Return
Price
LondonCancún
LHR - CUN
LHRCUN
London Heathrow
Thu 16/4
16:40-14:20
2 stops27h 40m
Cancun
Wed 29/4
07:51-06:30
2 stops16h 39m
£599
LondonCancún
LHR - CUN
LHRCUN
London Heathrow
Sun 19/4
14:05-11:10
2 stops27h 05m
Cancun
Wed 29/4
07:51-06:30
2 stops16h 39m
£599
LondonCancún
LHR - CUN
LHRCUN
London Heathrow
Thu 16/4
16:40-14:20
2 stops27h 40m
Cancun
Tue 28/4
07:51-06:55
2 stops17h 04m
£599
LondonCancún
LHR - CUN
LHRCUN
London Heathrow
Sun 19/4
14:05-11:10
2 stops27h 05m
Cancun
Thu 30/4
15:46-12:20
1 stop14h 34m
£599
LondonCancún
LHR - CUN
LHRCUN
London Heathrow
Sat 31/1
08:15-18:40
1 stop15h 25m
Cancun
Tue 10/2
20:10-22:40
1 stop21h 30m
£601
LondonCancún
LHR - CUN
LHRCUN
London Heathrow
Wed 4/2
14:45-20:40
Nonstop10h 55m
Cancun
Tue 17/2
11:00-07:50
1 stop15h 50m
£625
LondonCancún
LHR - CUN
LHRCUN
London Heathrow
Wed 28/1
14:45-20:40
Nonstop10h 55m
Cancun
Mon 2/2
15:13-11:40
1 stop15h 27m
£626
LondonCancún
LHR - CUN
LHRCUN
London Heathrow
Wed 11/3
06:30-19:59
2 stops18h 29m
Cancun
Sun 22/3
08:00-09:00
1 stop20h 00m
£641
LondonCancún
LHR - CUN
LHRCUN
London Heathrow
Sun 15/2
06:30-21:11
2 stops19h 41m
Cancun
Sun 22/2
08:00-06:25
1 stop17h 25m
£642
LondonCancún
LHR - CUN
LHRCUN
London Heathrow
Sat 14/3
21:40-17:25
1 stop24h 45m
Cancun
Mon 23/3
16:50-14:35
1 stop16h 45m
£645
Flights are sorted by cheapest return flights first.
Deals found on 24/11
Showing 1-10 of 22 results
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Best time to book a flight from Heathrow to Cancún
Have a flexible travel schedule? Discover the best time to fly to Cancún from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Cancún
Prices
Delays
More
How far ahead should I book a flight from London Heathrow Airport to Cancún?
Use this chart to determine the optimal time to book a return flight from Heathrow to Cancún. Price data was last updated on 21 November 2025.
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Cancún, you should look to book at least 20 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from London Heathrow Airport to Cancún?
Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Cancún (average of £469). Flying from London Heathrow Airport to Cancún in July is currently the most expensive (average of £573). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LHR to CUN?
Find hourly flight availability from Heathrow to Cancún. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 November 2025.
A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Cancún in the afternoon. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight at midday.
What is the cheapest day to fly from London Heathrow Airport to Cancún?
Use this chart to determine the cheapest time to fly return from Heathrow to Cancún. Price data was last updated on 25 November 2025.
Travellers seeking maximum savings on their London Heathrow Airport to Cancún flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from London to Cancún delayed?
About 0% of weekly flights between London and Cancún have experienced delays in the past year, with the average delay time being 0 minutes.
What is the most punctual flight time for London to Cancún flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Cancún flights?
Over the past year, Virgin Atlantic have had the lowest number of delays on this route, with no flights being classified as delayed.
What’s the top stopover airport for flights from London Heathrow Airport to Cancún?
Share of one-stop return flights from London Heathrow Airport to Cancún chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Mexico City (MEX) – chosen by Cheapflights users on 20% of one-stop itineraries from London Heathrow Airport to Cancún on Cheapflights.
What’s the cheapest stopover airport for flights from London Heathrow Airport to Cancún?
Average return fare for one-stop flights from London Heathrow Airport to Cancún, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Vancouver (YVR) is the most affordable one-stop option, with an average return flight price of £608.
What’s the fastest stopover option from London Heathrow Airport to Cancún?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Cancún, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Amsterdam (AMS) have the shortest average one-way travel time for one-stop routes: 13h 35m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Cancún?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Cancún, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Zurich (ZRH) offer the fastest connection on this route, with an average stopover time of 0h 46m.
Reviews of airlines servicing Cancún
Get insights into the airlines that provide service to Cancún. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cancún. Reviews last updated 27 November 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Cancún, such as Finnair, Virgin Atlantic, andAir France. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Cancún. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to Cancún from London Heathrow?
Cancun (CUN) is the airport you will fly into if you book a flight from London Heathrow to Cancún. You should not have trouble finding flights to Cancun from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 15 airlines have flights to the Cancún airport from London Heathrow. It is only a 8.9 mi journey from Cancun (CUN) to Cancún’s city center.
How long is the flight from London Heathrow Airport to Cancún?
Departing from London Heathrow Airport to Cancún will take you 15h 25m. Airlines will cover a distance of 4938 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from London Heathrow Airport to Cancún round-trip?
Flying on Aer Lingus is currently your cheapest option to Cancún, with prices starting at £435. Additional return tickets that might be worth considering are offered by Air Canada and Delta, with the lowest prices starting at £471 and £474, respectively. These flights start at 35% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from London Heathrow Airport to Cancún one-way?
One-way options have recently been found by users for as low as £385 on Air Canada. Other airlines that offer cheap prices include JetBlue from £387 and WestJet from £398 one-way.
What are the cheapest flights from London Heathrow Airport to Cancún?
The cheapest flight price from London Heathrow Airport to Cancún is £383. On average you can expect to pay £849. The most popular route, (London Heathrow - Cancun), can usually be booked for £469.
Can I find deals for business class flights from Heathrow to Cancún?
Yes. Cheapflights offers flight deals from Heathrow to Cancún by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Cancún?
Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Cancún (average of £469). Flying from London Heathrow Airport to Cancún in July is currently the most expensive (average of £573). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Book flights to Cancún if you plan to visit one of these locations
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Fly from Heathrow to Cancún on these airlines
Choose from the following airlines for your flight from Heathrow to Cancún. Flights are based on user searches made on Cheapflights and were last updated on 27 November 2025.
Explore flights to Cancún departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 27 November 2025.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 27 November 2025.
Discover the top 10 airlines that operate flights from Heathrow to Cancún. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 November 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Cancún?
Deals for Heathrow to Cancún flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Cancún?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Cancún from Heathrow.
Can Cheapflights find flights from Heathrow to Cancún with no change fees?
Certainly. Search results for flights to Cancún from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Heathrow to Cancún become cheaper?
Not ready to book yet? You can track prices for flights from Heathrow to Cancún on Cheapflights with our Price Alert feature and get notified when better prices are available.
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