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Cheap flights from London Heathrow Airport to Cancún from £272

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 19/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CUN
18 Jun — 25 Jun1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Cancun are usually found in March or January, booked 67 days in advance, depart on a Monday or Tuesday 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 13 June 2025.

Round-trip from

£466

One-way from

£272

Popular in

December

Cheapest in

March

Average price

£623

Good round-trip deal

£516 or less
American Airlines
  • American Airlines
  • 4/9-18/9
  • 3 total stops
  • 31h 59m total
  • London to Cancún
19/6
  • 19/6
  • 1 total stop
  • 24h 35m total
  • London to Cancún
Highest demand for flights based on searches. 1% potential increase in price (£8 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Average for round-trip flights in June 2025
Price to beat on a round-trip flight from London Heathrow to Cancun.

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 13 June 2025.

Tue 28/1008:20LHR - CUN
1 stop16h 37mAmerican Airlines
Tue 11/1117:30CUN - LHR
1 stop13h 35mAmerican Airlines
Deal found 10/6£466
Thu 6/1106:50LHR - CUN
2 stops20h 35mAir Canada
Thu 27/1118:10CUN - LHR
1 stop35h 00mAir Canada
Deal found 11/6£469
Sat 23/806:00LHR - CUN
1 stop17h 00mSWISS
Sat 13/918:30CUN - LHR
1 stop15h 55mSWISS
Deal found 12/6£470
Wed 3/1206:50LHR - CUN
2 stops20h 35mMultiple Airlines
Mon 8/1212:15CUN - LHR
1 stop13h 55mMultiple Airlines
Deal found 11/6£472
Wed 10/1209:55LHR - CUN
Nonstop11h 05mVirgin Atlantic
Wed 24/1212:10CUN - LHR
1 stop14h 40mVirgin Atlantic
Deal found 11/6£482
Wed 18/615:20LHR - CUN
1 stop33h 05mAir France
Wed 25/612:35CUN - LHR
1 stop14h 15mAir France
Deal found 10/6£489
Sun 16/1110:00LHR - CUN
2 stops32h 55mIberia
Thu 4/1214:45CUN - LHR
2 stops22h 30mIberia
Deal found 9/6£505
Thu 11/909:55LHR - CUN
2 stops16h 07mDelta
Thu 18/913:45CUN - LHR
2 stops15h 40mDelta
Deal found 11/6£506
Sun 16/1106:20LHR - CUN
2 stops35h 05mBritish Airways
Mon 15/1212:20CUN - LHR
1 stop13h 15mBritish Airways
Deal found 10/6£531
Tue 2/910:00LHR - CUN
1 stop15h 20mLufthansa
Sat 13/907:51CUN - LHR
1 stop21h 44mLufthansa
Deal found 12/6£533
Wed 25/609:55LHR - CUN
2 stops16h 25mKLM
Thu 10/714:11CUN - LHR
1 stop16h 59mKLM
Deal found 11/6£545
Sun 2/1110:15LHR - CUN
1 stop15h 05mFinnair
Tue 18/1113:05CUN - LHR
1 stop14h 10mFinnair
Deal found 10/6£546

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 13 June 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 28/10

08:20-19:57

1 stop16h 37m

Cancun

Tue 11/11

17:30-12:05

1 stop13h 35m

£466

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 6/11

06:50-22:25

2 stops20h 35m

Cancun

Thu 27/11

18:10-10:10

1 stop35h 00m

£469

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Sat 23/8

06:00-17:00

1 stop17h 00m

Cancun

Sat 13/9

18:30-16:25

1 stop15h 55m

£470

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Wed 3/12

06:50-22:25

2 stops20h 35m

Cancun

Mon 8/12

12:15-07:10

1 stop13h 55m

£472

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Wed 19/11

09:55-16:00

Nonstop11h 05m

Cancun

Wed 3/12

14:56-11:40

1 stop15h 44m

£484

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Sun 16/11

10:00-13:55

2 stops32h 55m

Cancun

Thu 4/12

14:45-18:15

2 stops22h 30m

£505

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 11/9

09:55-20:02

2 stops16h 07m

Cancun

Thu 18/9

13:45-11:25

2 stops15h 40m

£506

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Sun 16/11

06:20-12:25

2 stops35h 05m

Cancun

Mon 15/12

12:20-06:35

1 stop13h 15m

£531

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Tue 2/9

10:00-19:20

1 stop15h 20m

Cancun

Sat 13/9

07:51-06:20

2 stops16h 29m

£533

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Wed 25/6

09:55-20:20

2 stops16h 25m

Cancun

Thu 10/7

14:11-13:10

1 stop16h 59m

£545

Flights are sorted by cheapest return flights first.

Deals found on 10/6

Showing 1-10 of 13 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 9 June 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 67 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 13 June 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 20% 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 8 June 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 13 June 2025.
Read through reviews of airlines operating flights from London to Cancún, such as Delta, KLM and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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
8.0
Very Good

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

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 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.

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

    Flying on American Airlines is currently your cheapest option to Cancún, with prices starting at £466. Additional return tickets that might be worth considering are offered by Air Canada and SWISS, with the lowest prices starting at £469 and £470, respectively. These flights start at 29% lower than the current average price 3 months from now.

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

    The cheapest flight price from London Heathrow Airport to Cancún is £475. On average you can expect to pay £1,636. The most popular route, (London Heathrow - Cancun), can usually be booked for £465.

  • Where are the most common stopover locations when 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 £37 per day.

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

  • 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
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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 13 June 2025.

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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£392Average£579FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
IcelandairCheapest£439Average£525FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air FranceCheapest£455Average£618FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£472Average£669FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest£482Average£605FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Virgin AtlanticCheapest£490Average£590FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
DeltaCheapest£492Average£604FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapest£496Average£649FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£507Average£760FlexibilityNo cancel feeOn-time77%
Search Iberia flights
JetBlueCheapest£520Average£642FlexibilityNo cancel feeOn-time62%
Search JetBlue 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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