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Cancún

$421+ Cheap flights from London (LON) to Cancún (CUN)

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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
LON — CUN
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from London to Cancun are usually found in September or January, booked 6 days in advance, depart on a Monday or Thursday and return on a Tuesday

Cheap flight deals from London to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 August 14, 2025.

Round-trip from

$674
(Air Canada)

One-way from

$421
(Air Europa)

Popular in

December

Cheapest in

September

Average price

$1,077

Good round-trip deal

$802 or less

Good one-way deal

$494 or less
From London (LON) to Cancun
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One-way flight from London (LON) to Cancun
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Highest demand for flights based on searches. 2% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from London (LON) to Cancun.
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Price to beat on a one-way flight from London (LON) to Cancun.
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Find flight deals from London to Cancún

Cheapest flights from London to Cancún
Explore the most affordable flight options available from London to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This TUI Airways deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TUI Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2910:00 amLGW - CUN
Nonstop10h 20mTUI Airways
Fri 9/54:20 pmCUN - LGW
Nonstop9h 15mTUI Airways
Deal found 8/13$674
This Norse deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/62:00 pmLGW - CUN
1 stop24h 11mMultiple Airlines
Sat 9/139:16 amCUN - LGW
1 stop18h 44mMultiple Airlines
Deal found 8/12$678
This Norse deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/262:00 pmLGW - CUN
1 stop24h 11mMultiple Airlines
Fri 10/39:16 amCUN - LGW
1 stop18h 44mMultiple Airlines
Deal found 8/11$679
This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/84:25 pmLHR - CUN
1 stop24h 31mAmerican Airlines
Mon 9/1510:45 amCUN - LHR
1 stop14h 10mAmerican Airlines
Deal found 8/13$680
This British Airways deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:50 amLGW - CUN
Nonstop11h 00mBritish Airways
Mon 1/266:40 pmCUN - LGW
Nonstop9h 20mBritish Airways
Deal found 8/12$683
This British Airways deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3010:50 amLGW - CUN
Nonstop11h 00mBritish Airways
Tue 12/96:40 pmCUN - LGW
Nonstop9h 20mBritish Airways
Deal found 8/13$685
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:40 pmLHR - CUN
2 stops21h 40mAmerican Airlines
Tue 9/162:15 pmCUN - LHR
1 stop14h 35mAmerican Airlines
Deal found 8/14$686
This TUI Airways deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TUI Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/199:45 amLGW - CUN
Nonstop10h 20mTUI Airways
Fri 8/224:20 pmCUN - LGW
Nonstop9h 15mTUI Airways
Deal found 8/13$686
This British Airways deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:50 amLGW - CUN
Nonstop11h 00mBritish Airways
Wed 1/286:40 pmCUN - LGW
Nonstop9h 20mBritish Airways
Deal found 8/14$688
This Air Canada deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/59:00 amLHR - CUN
2 stops18h 40mAir Canada
Wed 11/198:00 amCUN - LHR
1 stop22h 50mAir Canada
Deal found 8/14$690
This TUI Airways deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TUI Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1410:05 amLGW - CUN
Nonstop10h 20mTUI Airways
Fri 9/194:20 pmCUN - LGW
Nonstop9h 15mTUI Airways
Deal found 8/14$692
This TUI Airways deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TUI Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/289:40 amLGW - CUN
Nonstop10h 20mTUI Airways
Thu 9/44:00 pmCUN - LGW
Nonstop9h 15mTUI Airways
Deal found 8/12$693

Cheapflights Fare Finder

 
Customize your flight search to find flights from London 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 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from London to Cancún that are best for you.

Fly from

London

Fly to

Cancún

Route

Depart

Return

Price

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Fri 8/29

10:00 am-2:20 pm

Nonstop10h 20m

Cancun

Fri 9/5

4:20 pm-7:35 am

Nonstop9h 15m

$674

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Sat 9/6

2:00 pm-8:11 am

1 stop24h 11m

Cancun

Sat 9/13

9:16 am-10:00 am

1 stop18h 44m

$678

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Fri 9/26

2:00 pm-8:11 am

1 stop24h 11m

Cancun

Fri 10/3

9:16 am-10:00 am

1 stop18h 44m

$678

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Tue 1/13

10:50 am-4:50 pm

Nonstop11h 00m

Cancun

Mon 1/26

6:40 pm-9:00 am

Nonstop9h 20m

$683

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Wed 12/31

10:50 am-4:50 pm

Nonstop11h 00m

Cancun

Tue 1/27

6:40 pm-9:00 am

Nonstop9h 20m

$683

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Tue 11/4

10:50 am-4:50 pm

Nonstop11h 00m

Cancun

Wed 11/12

6:40 pm-9:00 am

Nonstop9h 20m

$683

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Thu 1/1

10:50 am-4:50 pm

Nonstop11h 00m

Cancun

Sun 1/25

6:40 pm-9:00 am

Nonstop9h 20m

$683

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Wed 12/31

10:50 am-4:50 pm

Nonstop11h 00m

Cancun

Thu 1/29

6:40 pm-9:00 am

Nonstop9h 20m

$683

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Tue 1/13

10:50 am-4:50 pm

Nonstop11h 00m

Cancun

Tue 1/27

6:40 pm-9:00 am

Nonstop9h 20m

$683

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Sun 1/11

10:50 am-4:50 pm

Nonstop11h 00m

Cancun

Tue 1/27

6:40 pm-9:00 am

Nonstop9h 20m

$683

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 40 results
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Best time to book a flight from London to Cancún

Have a flexible travel schedule? Discover the best time to fly to Cancún from London with our price prediction graph.
Estimated round-trip 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 to Cancún

How far ahead should I book a flight from London to Cancún?

Use this chart to determine the optimal time to book a round-trip flight from London to Cancún. Price data was last updated on August 8, 2025.

To ensure you get the cheapest price possible for a flight from London to Cancún, you should look to book at least 6 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 to Cancún?

Currently, January is the cheapest month in which you can book a flight from London to Cancún (average of $360). Flying from London to Cancún in March is currently the most expensive (average of $492). 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 LON to CUN?

Find hourly flight availability from London 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 August 14, 2025.

A simple way to save on the total cost of your ticket is to fly from London to Cancún in the morning. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the evening.

Weekly flight availability from London to Cancún

Explore weekly flight availability from London to Cancún. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 14, 2025.

The most flights from LON to CUN are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from London to Cancún?

What’s the top layover airport for flights from London to Cancún?

Share of 1-stop round-trip flights from London to Cancún chosen by Cheapflights users in the past 12 months, using the same layover each way.

Atlanta (ATL) – chosen by Cheapflights users on 60% of 1-stop itineraries from London to Cancún on Cheapflights.

What’s the cheapest layover airport for flights from London to Cancún?

Average round-trip fare for 1-stop flights from London to Cancún, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of $832.

What’s the fastest layover option from London to Cancún?

Shortest average travel time for 1-stop one-way flights from London to Cancún, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Atlanta (ATL) have the shortest average one-way travel time for 1-stop routes: 15h 15m.

Which airport typically offers the quickest layover for flights from London to Cancún?

Average layover duration for 1-stop one-way flights from London to Cancún, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Atlanta (ATL) offer the fastest connection on this route, with an average layover time of 2h 29m.

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 August 14, 2025.
Read through reviews of airlines operating flights from London to Cancún, such as Virgin Atlantic, American Airlines, and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Virgin Atlantic
7.4
Good
657 reviews

Crew

8.1

Entertainment

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row
Virgin Atlantic
7.4
Good
657 reviews
Virgin Atlantic
7.4
Good
657 reviews

Crew

8.1

Entertainment

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row
American Airlines
7.2
Good
10,000 reviews
Virgin Atlantic
7.4
Good
657 reviews

Crew

8.1

Entertainment

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row
Air Canada
7.1
Good
9,949 reviews
Virgin Atlantic
7.4
Good
657 reviews

Crew

8.1

Entertainment

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row
British Airways
6.7
Okay
7,266 reviews
Virgin Atlantic
7.4
Good
657 reviews

Crew

8.1

Entertainment

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Jorge,Jun 2025

SFO - LHR

Exceptional, the flight attendant were amazing. My economy delight seat was very comfortable, and I was fortunate enough to have an empty row

Related info for your journey

Find useful and relevant information for your journey from London 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?

    Located just 8.9 mi from the city center, Cancun is the airport most travelers will use when flying to Cancún from London. Booking flights from London to Cancun (CUN) should be relatively easy as there is 1 daily inbound flight from London from 3 different airlines.

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

    British Airways, at $617, was found to be the cheapest airline from London to Cancún.Alternate airlines to your destination round-trip include American Airlines and Virgin Atlantic. British Airways is currently priced 28% below the average price you’ll pay for this route.

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

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

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

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

  • Can I find deals for business class flights from London to Cancún?

    Yes. Cheapflights offers flight deals from London 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 to Cancún?

    Currently, January is the cheapest month in which you can book a flight from London to Cancún (average of $360). Flying from London to Cancún in March is currently the most expensive (average of $492). 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

Traveling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Puerto Aventuras
Holbox
Punta Sam

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Alternative routes for London to Cancún

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Cancún flights
Gatwick to Cancún flights
Manchester to Cancún flights

Top 3 airlines flying from London to Cancún

Discover the top 3 airlines that operate flights from London 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 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$617Average$890FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$640Average$801FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$647Average$939FlexibilityNo cancel feeOn-time72%

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