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Cheap flights from London to Cancún from $354

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 2/2. 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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0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
2:00 pm - 9:10 amLGW-CUN
24h 10m1 stop
Multiple Airlines Logo
10:15 am - 10:00 amCUN-LGW
18h 45m1 stop
$619Multiple Airlines
Find Deal
Fri, Jan 9 - Sun, Jan 11
Multiple Airlines Logo
2:00 pm - 9:10 amLGW-CUN
24h 10m1 stop
Multiple Airlines Logo
10:15 am - 10:00 amCUN-LGW
18h 45m1 stop
$626Multiple Airlines
Find Deal
Sat, Jan 17 - Fri, Jan 30
TUI Airways Logo
9:00 am - 3:00 pmLGW-CUN
11h 00mnonstop
TUI Airways Logo
5:00 pm - 7:10 amCUN-LGW
9h 10mnonstop
$640TUI Airways
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Tue, Dec 9 - Tue, Dec 16
Air Canada Logo
9:00 am - 10:40 pmLHR-CUN
18h 40m2 stops
Air Canada Logo
8:00 am - 11:50 amCUN-LHR
22h 50m1 stop
$648Air Canada
Find Deal
Mon, Nov 17 - Tue, Nov 25
Air Canada Logo
9:00 am - 10:40 pmLHR-CUN
18h 40m2 stops
Air Canada Logo
10:10 pm - 8:35 pmCUN-LHR
17h 25m2 stops
$655Air Canada
Find Deal
Mon, Nov 17 - Tue, Nov 25
TUI Airways Logo
9:00 am - 3:00 pmLGW-CUN
11h 00mnonstop
TUI Airways Logo
5:00 pm - 7:10 amCUN-LGW
9h 10mnonstop
$685TUI Airways
Find Deal
Tue, Dec 2 - Tue, Dec 9
British Airways Logo
10:50 am - 4:50 pmLGW-CUN
11h 00mnonstop
British Airways Logo
6:40 pm - 9:00 amCUN-LGW
9h 20mnonstop
$727British Airways
Find Deal
Tue, Jan 27 - Wed, Feb 11
British Airways Logo
10:50 am - 4:50 pmLGW-CUN
11h 00mnonstop
British Airways Logo
6:40 pm - 9:00 amCUN-LGW
9h 20mnonstop
$735British Airways
Find Deal
Mon, Jan 19 - Sun, Jan 25
Virgin Atlantic Logo
2:45 pm - 8:40 pmLHR-CUN
10h 55mnonstop
Virgin Atlantic Logo
10:30 pm - 12:50 pmCUN-LHR
9h 20mnonstop
$735Virgin Atlantic
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Wed, Jan 28 - Wed, Feb 11
Virgin Atlantic Logo
2:45 pm - 8:40 pmLHR-CUN
10h 55mnonstop
Virgin Atlantic Logo
10:30 pm - 12:50 pmCUN-LHR
9h 20mnonstop
$737Virgin Atlantic
Find Deal
Wed, Mar 4 - Wed, Mar 18

Air Canada flights from London to Cancún

Our best Air Canada deals on London to Cancún flight tickets
Air Canada
Nov 17
LHR9:00 amLondon Heathrow
18h 40m
2 stops
CUN10:40 pmCancun
Nov 25
CUN8:00 amCancun
22h 50m
1 stop
LHR11:50 amLondon Heathrow
$648
Find similar
Air Canada
Nov 17
LHR9:00 amLondon Heathrow
18h 40m
2 stops
CUN10:40 pmCancun
Nov 25
CUN10:10 pmCancun
17h 25m
2 stops
LHR8:35 pmLondon Heathrow
$655
Find similar
Air Canada
Nov 16
LHR6:50 amLondon Heathrow
20h 50m
2 stops
CUN10:40 pmCancun
Nov 24
CUN8:00 amCancun
22h 50m
1 stop
LHR11:50 amLondon Heathrow
$656
Find similar

SWISS flights from London to Cancún

Our best SWISS deals on London to Cancún flight tickets
SWISS
Jan 20
LHR6:00 amLondon Heathrow
17h 10m
1 stop
CUN6:10 pmCancun
Jan 27
CUN8:00 pmCancun
16h 50m
1 stop
LHR5:50 pmLondon Heathrow
$668
Find similar
SWISS
Nov 4
LHR6:00 amLondon Heathrow
16h 50m
1 stop
CUN5:50 pmCancun
Nov 11
CUN8:00 pmCancun
18h 15m
1 stop
LHR7:15 pmLondon Heathrow
$1,238
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 October 30, 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

Fri 1/9

2:00 pm-9:10 am

1 stop24h 10m

Cancun

Sun 1/11

10:15 am-10:00 am

1 stop18h 45m

$619

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Sat 1/17

2:00 pm-9:10 am

1 stop24h 10m

Cancun

Fri 1/30

10:15 am-10:00 am

1 stop18h 45m

$626

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Tue 12/9

9:00 am-3:00 pm

Nonstop11h 00m

Cancun

Tue 12/16

5:00 pm-7:10 am

Nonstop9h 10m

$640

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 11/17

9:00 am-10:40 pm

2 stops18h 40m

Cancun

Tue 11/25

8:00 am-11:50 am

1 stop22h 50m

$648

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 11/17

9:00 am-10:40 pm

2 stops18h 40m

Cancun

Tue 11/25

10:10 pm-8:35 pm

2 stops17h 25m

$655

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Tue 12/2

9:00 am-3:00 pm

Nonstop11h 00m

Cancun

Tue 12/9

5:00 pm-7:10 am

Nonstop9h 10m

$685

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Tue 1/27

10:50 am-4:50 pm

Nonstop11h 00m

Cancun

Wed 2/11

6:40 pm-9:00 am

Nonstop9h 20m

$727

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Mon 1/19

10:50 am-4:50 pm

Nonstop11h 00m

Cancun

Sun 1/25

6:40 pm-9:00 am

Nonstop9h 20m

$735

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Wed 1/28

2:45 pm-8:40 pm

Nonstop10h 55m

Cancun

Wed 2/11

10:30 pm-12:50 pm

Nonstop9h 20m

$735

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Wed 3/4

2:45 pm-8:40 pm

Nonstop10h 55m

Cancun

Wed 3/18

10:30 pm-12:50 pm

Nonstop9h 20m

$737

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 typical price of a round-trip flight between London and Cancún?

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 $738.

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 $778. 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 $791. Flights to Cancún are more costly at noon, with an average ticket price of $938. Departure times at noon 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 $884 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 $787 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 October 2025, prices for London to Cancún flights are approximately 4% 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

$809

Fastest flight time

10h 35m

Direct flights

Every day

Airports in Cancún

1 airport
The best flight deal from London to Cancún found on momondo in the last 72 hours is $809
The fastest flight from London to Cancún takes 10h 35m
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 55m 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
American AirlinesPriceFrom $622Free CancellationRating
7.2
11,030 reviews
Search American Airlines flights
British AirwaysPriceFrom $640Free CancellationRating
6.7
7,487 reviews
Search British Airways flights
Virgin AtlanticPriceFrom $647Free CancellationRating
7.5
670 reviews
Search Virgin Atlantic flights

  • Virgin Atlantic Flights From London to Cancún

    Virgin Atlantic flight deals from London to Cancún start from $647 round-trip. Over the 3 Virgin Atlantic flights for this route in a normal week, average airfare is usually $934 round-trip - but some users have found much cheaper deals with momondo.

  • British Airways Flights From London to Cancún

    Another popular option for London to Cancún flights is British Airways (6.7/10, 7,487 ratings). British Airways flies from London to Cancún around 7 times per week, with deals starting from $640 round-trip and rising to an average price of around $902.

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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