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Cheap flights from London Heathrow Airport to Cancún from £277

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 17/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CUN
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Cancun are usually found in March or January, booked 65 days in advance, depart on a Monday or Wednesday and return on a Tuesday

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 29 April 2025.

Round-trip from

£496

One-way from

£277

Popular in

December

Cheapest in

March

Average price

£735

Good round-trip deal

£600 or less
KLM
  • KLM
  • 27/5-10/6
  • 2 total stops
  • 33h 40m total
  • London to Cancún
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17/5
  • 17/5
  • 1 total stop
  • 28h 15m total
  • London to Cancún
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Highest demand for flights based on searches. 2% potential increase in price (£10 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from London Heathrow to Cancun.
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Find flight deals from Heathrow to Cancún

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 29 April 2025.

Tue 27/506:15LHR - CUN
1 stop18h 10mMultiple Airlines
Tue 10/613:10CUN - LHR
1 stop15h 30mMultiple Airlines
Deal found 28/4£496
Thu 12/609:00LHR - CUN
1 stop15h 25mAir France
Thu 19/612:35CUN - LHR
1 stop14h 15mAir France
Deal found 28/4£505
Sun 1/614:05LHR - CUN
1 stop28h 55mAir Canada
Sun 8/617:20CUN - LHR
1 stop38h 00mAir Canada
Deal found 28/4£508
Sun 15/614:45LHR - CUN
1 stop33h 30mVirgin Atlantic
Mon 23/620:40CUN - LHR
1 stop15h 55mVirgin Atlantic
Deal found 28/4£520
Tue 10/606:30LHR - CUN
2 stops19h 50mDelta
Tue 24/612:35CUN - LHR
1 stop18h 55mDelta
Deal found 28/4£540
Tue 28/1007:25LHR - CUN
1 stop19h 40mIcelandair
Tue 18/1117:00CUN - LHR
1 stop22h 45mIcelandair
Deal found 28/4£540
Thu 12/608:30LHR - CUN
2 stops19h 37mUnited Airlines
Thu 19/616:15CUN - LHR
1 stop39h 55mUnited Airlines
Deal found 28/4£544
Fri 30/510:30LHR - CUN
2 stops36h 30mLufthansa
Fri 13/607:51CUN - LHR
2 stops42h 29mLufthansa
Deal found 28/4£551
Wed 29/1007:25LHR - CUN
1 stop19h 40mJetBlue
Tue 18/1112:20CUN - LHR
1 stop16h 10mJetBlue
Deal found 28/4£559
Fri 26/909:55LHR - CUN
2 stops20h 08mKLM
Sat 4/1013:54CUN - LHR
1 stop17h 16mKLM
Deal found 28/4£610

Cheapflights Fare Finder

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 29 April 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

Tue 27/5

06:15-18:25

1 stop18h 10m

Cancun

Tue 10/6

13:10-10:40

1 stop15h 30m

£496

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 12/6

09:00-18:25

1 stop15h 25m

Cancun

Thu 19/6

12:35-08:50

1 stop14h 15m

£505

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Sun 1/6

14:05-13:00

1 stop28h 55m

Cancun

Sun 8/6

17:20-13:20

1 stop38h 00m

£508

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Sun 15/6

14:45-18:15

1 stop33h 30m

Cancun

Mon 23/6

20:40-18:35

1 stop15h 55m

£520

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Tue 10/6

06:30-20:20

2 stops19h 50m

Cancun

Tue 24/6

12:35-13:30

1 stop18h 55m

£540

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 12/6

08:30-22:07

2 stops19h 37m

Cancun

Thu 19/6

16:15-14:10

1 stop39h 55m

£544

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Fri 30/5

10:30-17:00

2 stops36h 30m

Cancun

Fri 13/6

07:51-08:20

2 stops42h 29m

£551

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Tue 21/10

08:15-17:30

1 stop15h 15m

Cancun

Tue 4/11

10:05-09:30

2 stops18h 25m

£577

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Fri 26/9

09:55-00:03

2 stops20h 08m

Cancun

Sat 4/10

13:54-13:10

1 stop17h 16m

£610

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Fri 29/8

15:10-19:20

1 stop34h 10m

Cancun

Wed 3/9

16:21-09:00

1 stop34h 39m

£658

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 16 results
1
2

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

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 25 April 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 65 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, March is the cheapest month in which you can book a flight from London Heathrow Airport to Cancún (average of £317). Flying from London Heathrow Airport to Cancún in July is currently the most expensive (average of £985). 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 29 April 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 10% on your trip compared to booking a flight in the morning.

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 30 March 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.

Rainfall in Cancún by month

Plan your trip to Cancún by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cancún ranges from 29.0 - 282.0 inches per month. October is typically the wettest month, when rainfall can reach 282.0 mm. April is typically the driest time to visit Cancún when rainfall is around 29.0 mm.

Temperature in Cancún by month

Plan your trip to Cancún by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cancún, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.0 C).

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 29 April 2025.
Read through reviews of airlines operating flights from London to Cancún, such as Delta, KLM and Aeromexico. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,929 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,929 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Aeromexico
7.5
Good
1,697 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,444 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 16 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.

  • What are the cheapest airlines flying from London Heathrow Airport to Cancún round-trip?

    Flying on Air France is currently your cheapest option to Cancún, with prices starting at £504. Additional return tickets that might be worth considering are offered by Air Canada and KLM, with the lowest prices starting at £508 and £512, respectively. These flights start at 24% 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 £400 on Aeromexico. Other airlines that offer cheap prices include WestJet from £499 and Avianca from £546 one-way.

  • What are the cheapest flights from London Heathrow Airport to Cancún?

    The cheapest flight price from London Heathrow Airport to Cancún is £554. On average you can expect to pay £1,361. The most popular route, (London Heathrow - Cancun), can usually be booked for £522.

  • Where are the most common stopover locations when flying from London Heathrow Airport to Cancún?

    Of the flights from London Heathrow Airport to Cancún that have stopovers, most of them stop in Dallas. Atlanta sees the second most layovers for non-direct flights flying from London Heathrow Airport to Cancún.

  • What are some popular points of interest to see during a stopover in Atlanta?

    If you're on a stopover in Atlanta and looking for things to do, consider visiting Centennial Olympic Park, Georgia Aquarium, or Lenox Square. Those on a layover in Atlanta interested in visiting Centennial Olympic Park, Georgia Aquarium, or Lenox Square can do so by travelling 8.4 mi, 8.6 mi, and 14.6 mi, respectively from Atlanta Hartsfield-Jackson. Those looking to explore during their stopover in Atlanta can hire a car from Atlanta Hartsfield-Jackson for about £42 per day.

  • Where are the least popular stopover locations for London Heathrow Airport to Cancún flights?

    Of the flights from London Heathrow Airport to Cancún that have stopovers, the fewest flights stop in Miami. Houston is the second least popular location for stopovers on flights from London Heathrow Airport to Cancún.

  • Can I find deals for flights from Heathrow to Cancún that include hotel bookings?

    Yes. In addition to deals on Heathrow to Cancún flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Cancún?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Cancún.

  • 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, March is the cheapest month in which you can book a flight from London Heathrow Airport to Cancún (average of £317). Flying from London Heathrow Airport to Cancún in July is currently the most expensive (average of £985). 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.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Holbox
Puerto Aventuras

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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 29 April 2025.
British Airways flights from London Heathrow to Cancun
Virgin Atlantic flights from London Heathrow to Cancun
United Airlines flights from London Heathrow to Cancun

Top 10 airlines flying from Heathrow to Cancún

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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£395Average£549FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
IcelandairCheapest£447Average£534FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air FranceCheapest£462Average£639FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£492Average£709FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest£496Average£614FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapest£500Average£607FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Virgin AtlanticCheapest£500Average£606FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£506Average£667FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£519Average£775FlexibilityNo cancel feeOn-time77%
Search Iberia flights
LufthansaCheapest£519Average£691FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

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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