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Cheap flights from London to Cancún from $392

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Cancún departing on 8/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to Cancún (LON-CUN)

Cheap round-trip flights

TUI Airways Logo
10:10 am - 2:35 pmLGW-CUN
10h 25mnonstop
TUI Airways Logo
4:00 pm - 7:15 amCUN-LGW
9h 15mnonstop
$677TUI Airways
Find Deal
Mon, Sep 8 - Thu, Sep 11
British Airways Logo
1:25 pm - 5:55 pmLGW-CUN
10h 30mnonstop
British Airways Logo
7:40 pm - 11:15 amCUN-LGW
9h 35mnonstop
$681British Airways
Find Deal
Sun, Aug 31 - Sun, Sep 14
British Airways Logo
1:25 pm - 5:55 pmLGW-CUN
10h 30mnonstop
British Airways Logo
7:40 pm - 11:15 amCUN-LGW
9h 35mnonstop
$682British Airways
Find Deal
Sun, Aug 31 - Sun, Sep 14
American Airlines Logo
4:25 pm - 10:57 amLHR-CUN
24h 32m1 stop
American Airlines Logo
2:15 pm - 10:50 amCUN-LHR
14h 35m1 stop
$685American Airlines
Find Deal
Wed, Sep 10 - Tue, Sep 16
American Airlines Logo
7:40 pm - 11:20 amLHR-CUN
21h 40m2 stops
American Airlines Logo
12:50 pm - 10:35 amCUN-LHR
15h 45m1 stop
$689American Airlines
Find Deal
Wed, Sep 10 - Tue, Sep 16
TUI Airways Logo
9:40 am - 2:00 pmLGW-CUN
10h 20mnonstop
TUI Airways Logo
4:00 pm - 7:15 amCUN-LGW
9h 15mnonstop
$691TUI Airways
Find Deal
Thu, Oct 2 - Thu, Oct 9
Air Canada Logo
9:00 am - 10:40 pmLHR-CUN
18h 40m2 stops
Air Canada Logo
12:15 pm - 7:10 amCUN-LHR
13h 55m1 stop
$695Air Canada
Find Deal
Wed, Nov 5 - Wed, Nov 19
Air Canada Logo
6:00 am - 8:50 pmLHR-CUN
20h 50m2 stops
Air Canada Logo
8:00 am - 11:50 amCUN-LHR
22h 50m1 stop
$698Air Canada
Find Deal
Mon, Oct 6 - Thu, Nov 27
Virgin Atlantic Logo
2:45 pm - 8:40 pmLHR-CUN
10h 55mnonstop
Virgin Atlantic Logo
8:20 pm - 6:20 pmCUN-LHR
17h 00m1 stop
$745Virgin Atlantic
Find Deal
Wed, Dec 31 - Tue, Jan 13
Virgin Atlantic Logo
9:00 am - 6:15 pmLHR-CUN
15h 15m1 stop
Virgin Atlantic Logo
2:00 pm - 12:15 pmCUN-LHR
16h 15m2 stops
$746Virgin Atlantic
Find Deal
Mon, Sep 1 - Tue, Sep 9

British Airways flights from London to Cancún

Our best British Airways deals on London to Cancún flight tickets
British Airways
Aug 31
LGW1:25 pmLondon Gatwick
10h 30m
CUN5:55 pmCancun
Sep 14
CUN7:40 pmCancun
9h 35m
LGW11:15 amLondon Gatwick
$681
Find similar
British Airways
Aug 31
LGW1:25 pmLondon Gatwick
10h 30m
CUN5:55 pmCancun
Sep 14
CUN7:40 pmCancun
9h 35m
LGW11:15 amLondon Gatwick
$682
Find similar
British Airways
Jan 4
LGW10:50 amLondon Gatwick
11h 00m
CUN4:50 pmCancun
Mar 1
CUN6:40 pmCancun
9h 20m
LGW9:00 amLondon Gatwick
$688
Find similar

Virgin Atlantic flights from London to Cancún

Our best Virgin Atlantic deals on London to Cancún flight tickets
Virgin Atlantic
Dec 31
LHR2:45 pmLondon Heathrow
10h 55m
CUN8:40 pmCancun
Jan 13
CUN8:20 pmCancun
17h 00m
1 stop
LHR6:20 pmLondon Heathrow
$745
Find similar
Virgin Atlantic
Sep 1
LHR9:00 amLondon Heathrow
15h 15m
1 stop
CUN6:15 pmCancun
Sep 9
CUN2:00 pmCancun
16h 15m
2 stops
LHR12:15 pmLondon Heathrow
$746
Find similar
Virgin Atlantic
Dec 7
LHR2:45 pmLondon Heathrow
10h 55m
CUN8:40 pmCancun
Dec 16
CUN8:10 amCancun
19h 50m
1 stop
LHR9:00 amLondon Heathrow
$758
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from London to Cancún that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Mon 9/8

10:10 am-2:35 pm

Nonstop10h 25m

Cancun

Thu 9/11

4:00 pm-7:15 am

Nonstop9h 15m

$677

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Sun 8/31

1:25 pm-5:55 pm

Nonstop10h 30m

Cancun

Sun 9/14

7:40 pm-11:15 am

Nonstop9h 35m

$681

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Sun 8/31

1:25 pm-5:55 pm

Nonstop10h 30m

Cancun

Sun 9/14

7:40 pm-11:15 am

Nonstop9h 35m

$682

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Wed 9/10

4:25 pm-10:57 am

1 stop24h 32m

Cancun

Tue 9/16

2:15 pm-10:50 am

1 stop14h 35m

$685

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Wed 9/10

7:40 pm-11:20 am

2 stops21h 40m

Cancun

Tue 9/16

12:50 pm-10:35 am

1 stop15h 45m

$689

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Thu 10/2

9:40 am-2:00 pm

Nonstop10h 20m

Cancun

Thu 10/9

4:00 pm-7:15 am

Nonstop9h 15m

$691

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Wed 11/5

9:00 am-10:40 pm

2 stops18h 40m

Cancun

Wed 11/19

12:15 pm-7:10 am

1 stop13h 55m

$695

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 10/6

6:00 am-8:50 pm

2 stops20h 50m

Cancun

Thu 11/27

8:00 am-11:50 am

1 stop22h 50m

$698

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Wed 12/31

2:45 pm-8:40 pm

Nonstop10h 55m

Cancun

Tue 1/13

8:20 pm-6:20 pm

1 stop17h 00m

$745

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 9/1

9:00 am-6:15 pm

1 stop15h 15m

Cancun

Tue 9/9

2:00 pm-12:15 pm

2 stops16h 15m

$746

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cancún from

How to get the cheapest flight ticket from London to Cancún

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Cancún?

If you don’t want to visit Cancún in September, then you should wait until January to fly from London, when ticket prices are also cheap, with an average price of $729.

What is the cheapest day to depart on your flight to Cancún?

The cheapest day to depart from London to Cancún is on a Monday when prices can be found for as low as $770. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,051. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cancún.

What is the cheapest time of day to depart on your flight to Cancún?

Our most recent data shows that the best time of day to fly to Cancún is in the morning. Flights from London to Cancún during this time can be as low as $771. Flights to Cancún are more costly in the evening, with an average ticket price of $916. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest London to Cancun flight route?

Fly from London Gatwick to Cancun for the best London - Cancun flight prices

How far in advance should I book a flight to Cancún?

You are more likely to see cheaper flights to Cancún from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $894 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from London for as low as $793 on momondo.

What cabin class options are available on London to Cancun flights?

There are 3 cabin classes available to choose from on London to Cancun flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Cancún flights?

No. A direct flight is the cheapest option for a flight between London to Cancún.

How have London to Cancún flight prices changed over time?

As of August 2025, prices for London to Cancún flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from London to Cancún

Are you open to changing your travel dates? Check out the ideal times to fly from London to Cancún according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London to Cancún (LON to CUN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Cancún

Best Price Found

$392

Fastest flight time

10h 20m

Direct flights

Every day

Airports in Cancún

1 airport
The best one-way flight to Cancún from London in the past 72 hours is $392. The best round-trip flight deal from London to Cancún found on momondo in the last 72 hours is $677.
The fastest flight from London to Cancún takes 10h 20m
Direct flights go from London to Cancún every day.
There is 1 airport near Cancún: Cancun (CUN)
Search flight deals

  • How far is London to Cancun by plane?

    The straight-line distance from London to Cancun is 4942.8 mi. 10h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from London to Cancun Airport?

    Prices for flights from London to Cancun Airport refresh daily.

  • How many operators does momondo search for flights from London to Cancun Airport?

  • How old do you have to be to fly from London to Cancun Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Cancun Airport.

  • What documentation or ID do you need to fly to Cancun Airport?

    The required travel and health documents for your Cancun Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Cancun Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from London to Cancún?

  • What is the most popular airline from London to Cancún?

Best airlines flying from London to Cancún

Compare and see reviews for airlines that fly from London to Cancún with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $617Free CancellationRating
6.6
7,277 reviews
Search British Airways flights
American AirlinesPriceFrom $640Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Virgin AtlanticPriceFrom $647Free CancellationRating
7.4
657 reviews
Search Virgin Atlantic flights

  • British Airways Flights From London to Cancún

    British Airways flight deals from London to Cancún start from $617 round-trip. Over the 6 British Airways flights for this route in a normal week, average airfare is usually $892 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Playa del Carmen
Isla Mujeres
Holbox
Puerto Morelos
Akumal
Puerto Aventuras
Valladolid
Punta Sam

Why use momondo?

Why should I use momondo to find a flight deal from London to Cancún?

Finding the right flight to Cancún from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cancún quick and easy, saving you time and money.

Can I find flights from London to Cancún with flexible booking policies on momondo?

Yes. All flights to Cancún from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Cancún?

Once all potential London to Cancún flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Cancún right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Cancún from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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