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Cheap flights from London to Cancún from €442

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 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from London to Cancún

Cheap return flights

Air Canada Logo
09:00 - 22:40LHR-CUN
18h 40m2 stops
Air Canada Logo
12:15 - 11:20CUN-LHR
18h 05m2 stops
€521Air Canada
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Fri, 16 Jan - Sun, 1 Feb
Air Canada Logo
14:30 - 17:10LHR-CUN
31h 40m1 stop
Air Canada Logo
08:00 - 11:50CUN-LHR
22h 50m1 stop
€524Air Canada
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Tue, 13 Jan - Mon, 2 Feb
Air Canada Logo
14:30 - 07:00LHR-CUN
21h 30m1 stop
Air Canada Logo
08:00 - 11:50CUN-LHR
22h 50m1 stop
€525Air Canada
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Thu, 15 Jan - Tue, 3 Feb
Multiple Airlines Logo
06:00 - 21:15LHR-CUN
20h 15m2 stops
Multiple Airlines Logo
11:50 - 10:45CUN-LHR
17h 55m2 stops
€534Multiple Airlines
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Sat, 17 Jan - Mon, 2 Feb
Virgin Atlantic Logo
06:30 - 15:05LHR-CUN
13h 35m1 stop
Virgin Atlantic Logo
22:30 - 12:50CUN-LHR
9h 20mdirect
€535Virgin Atlantic
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Thu, 22 Jan - Sun, 25 Jan
Virgin Atlantic Logo
14:45 - 20:40LHR-CUN
10h 55mdirect
Virgin Atlantic Logo
22:30 - 12:50CUN-LHR
9h 20mdirect
€536Virgin Atlantic
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Fri, 16 Jan - Sun, 1 Feb
American Airlines Logo
14:30 - 13:21LHR-CUN
27h 51m1 stop
American Airlines Logo
17:20 - 11:30CUN-LHR
13h 10m1 stop
€545American Airlines
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Fri, 31 Oct - Sun, 16 Nov
United Airlines Logo
12:05 - 12:34LHR-CUN
29h 29m2 stops
United Airlines Logo
14:44 - 10:15CUN-LHR
14h 31m1 stop
€567United Airlines
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Fri, 31 Oct - Sun, 16 Nov
United Airlines Logo
12:05 - 10:30LHR-CUN
27h 25m2 stops
United Airlines Logo
13:27 - 11:05CUN-LHR
16h 38m2 stops
€568United Airlines
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Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
09:00 - 22:40LHR-CUN
18h 40m2 stops
Multiple Airlines Logo
08:00 - 11:20CUN-LHR
22h 20m2 stops
€598Multiple Airlines
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Thu, 15 Jan - Sat, 31 Jan

Virgin Atlantic flights from London to Cancún

Our best Virgin Atlantic deals on London to Cancún flight tickets
Virgin Atlantic
22 Jan
LHR06:30London Heathrow
13h 35m
1 stop
CUN15:05Cancun
25 Jan
CUN22:30Cancun
9h 20m
LHR12:50London Heathrow
€535
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Virgin Atlantic
16 Jan
LHR14:45London Heathrow
10h 55m
CUN20:40Cancun
1 Feb
CUN22:30Cancun
9h 20m
LHR12:50London Heathrow
€536
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Virgin Atlantic
16 Jan
LHR14:45London Heathrow
10h 55m
CUN20:40Cancun
1 Feb
CUN22:30Cancun
9h 20m
LHR12:50London Heathrow
€536
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United Airlines flights from London to Cancún

Our best United Airlines deals on London to Cancún flight tickets
United Airlines
31 Oct
LHR12:05London Heathrow
29h 29m
2 stops
CUN12:34Cancun
16 Nov
CUN14:44Cancun
14h 31m
1 stop
LHR10:15London Heathrow
€567
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United Airlines
31 Oct
LHR12:05London Heathrow
27h 25m
2 stops
CUN10:30Cancun
7 Nov
CUN13:27Cancun
16h 38m
2 stops
LHR11:05London Heathrow
€568
Find similar
United Airlines
27 Sept
LHR10:00London Heathrow
15h 20m
1 stop
CUN19:20Cancun
5 Oct
CUN07:51Cancun
17h 49m
1 stop
LHR07:40London Heathrow
€569
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momondo Fare Finder

 
Customise 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 13,528 searches. Data last updated 17 September 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

LHR - CUN

LHRCUN

London Heathrow

Fri 16/1

09:00-22:40

2 stops18h 40m

Cancun

Sun 1/2

12:15-11:20

2 stops18h 05m

€521

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Tue 13/1

14:30-17:10

1 stop31h 40m

Cancun

Mon 2/2

08:00-11:50

1 stop22h 50m

€524

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 15/1

14:30-07:00

1 stop21h 30m

Cancun

Tue 3/2

08:00-11:50

1 stop22h 50m

€525

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Sat 17/1

06:00-21:15

2 stops20h 15m

Cancun

Mon 2/2

11:50-10:45

2 stops17h 55m

€534

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 22/1

06:30-15:05

1 stop13h 35m

Cancun

Sun 25/1

22:30-12:50

Nonstop9h 20m

€535

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Fri 16/1

14:45-20:40

Nonstop10h 55m

Cancun

Sun 1/2

22:30-12:50

Nonstop9h 20m

€536

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Fri 31/10

14:30-13:21

1 stop27h 51m

Cancun

Sun 16/11

17:20-11:30

1 stop13h 10m

€545

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Fri 31/10

12:05-12:34

2 stops29h 29m

Cancun

Sun 16/11

14:44-10:15

1 stop14h 31m

€567

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Fri 31/10

12:05-10:30

2 stops27h 25m

Cancun

Fri 7/11

13:27-11:05

2 stops16h 38m

€568

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 15/1

09:00-22:40

2 stops18h 40m

Cancun

Sat 31/1

08:00-11:20

2 stops22h 20m

€598

Flights are sorted by cheapest return 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?

In general, September is the cheapest month to fly from London to Cancún. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €542. 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 €619.

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

Our data shows that Monday is the least expensive day to fly to Cancún. Tickets to fly out on this day can be as low as €289. The most expensive day to fly to Cancún is Tuesday, with ticket prices averaging around €659.

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

Our data shows that the cheapest London to Cancún flights are usually those with departure times in the morning. Our users have found flights to Cancún in the morning for as low as €642. Flights to Cancún are more costly at midday, with an average ticket price of €659. Departure times at midday 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 €750 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from London for as low as €658 on momondo.

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

There is only 1 cabin class 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.

How have London to Cancún flight prices changed over time?

As of September 2025, prices for London to Cancún flights are approximately 7% 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 return 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

Fastest flight time

10h 55m

Direct flights

Mon, Thu and Sat

Airports in Cancún

1 airport
The fastest flight from London to Cancún takes 10h 55m
Direct flights go from London to Cancún on Monday, Thursday and Saturday. There are no airlines offering direct flights..
There is 1 airport near Cancún: Cancun (CUN)
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  • How far is London to Cancun by plane?

    The straight-line distance from London to Cancun is 7954.7 km. 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 were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Cancun Airport.

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

    The necessary travel and health documents for your Cancun Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted 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?

Travelling to a place near Cancún?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Cancún for you.

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

momondo does allow users to show only those flights to Cancún from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for London to Cancún flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from London to Cancún now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cancún and let you know when they change.

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