Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Cancún from $440

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 Heathrow Airport to Cancún departing on 1/21. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London Heathrow Airport to Cancún

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 6:10 pmLHR-CUN
17h 10m1 stop
Multiple Airlines Logo
6:10 pm - 12:50 pmCUN-LHR
13h 40m1 stop
$618Multiple Airlines
Find Deal
mar., nov. 25 - dom., nov. 30
Multiple Airlines Logo
6:00 am - 6:10 pmLHR-CUN
17h 10m1 stop
Multiple Airlines Logo
12:28 pm - 7:30 amCUN-LHR
14h 02m1 stop
$640Multiple Airlines
Find Deal
mar., nov. 25 - sáb., dic. 6
Air Canada Logo
9:00 am - 10:40 pmLHR-CUN
18h 40m2 stops
Air Canada Logo
5:05 pm - 11:20 amCUN-LHR
13h 15m1 stop
$646Air Canada
Find Deal
lun., nov. 24 - lun., dic. 1
Air Canada Logo
9:00 am - 10:40 pmLHR-CUN
18h 40m2 stops
Air Canada Logo
12:15 pm - 8:35 pmCUN-LHR
27h 20m2 stops
$647Air Canada
Find Deal
mar., ene. 27 - mié., feb. 11
SWISS Logo
6:00 am - 6:10 pmLHR-CUN
17h 10m1 stop
SWISS Logo
8:00 pm - 4:20 pmCUN-LHR
15h 20m1 stop
$658SWISS
Find Deal
mar., ene. 20 - mar., ene. 27
SWISS Logo
6:00 am - 6:10 pmLHR-CUN
17h 10m1 stop
SWISS Logo
8:00 pm - 7:15 pmCUN-LHR
18h 15m1 stop
$661SWISS
Find Deal
mar., ene. 20 - mar., ene. 27
Lufthansa Logo
7:30 pm - 4:05 pmLHR-CUN
25h 35m1 stop
Lufthansa Logo
12:28 pm - 7:30 amCUN-LHR
14h 02m1 stop
$678Lufthansa
Find Deal
jue., nov. 27 - mié., dic. 3
Virgin Atlantic Logo
2:45 pm - 8:40 pmLHR-CUN
10h 55mnonstop
Virgin Atlantic Logo
10:30 pm - 12:50 pmCUN-LHR
9h 20mnonstop
$703Virgin Atlantic
Find Deal
mié., feb. 4 - mié., 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
$707Virgin Atlantic
Find Deal
mié., mar. 4 - mié., mar. 18
Lufthansa Logo
10:00 am - 8:18 pmLHR-CUN
15h 18m1 stop
Lufthansa Logo
12:28 pm - 10:15 amCUN-LHR
16h 47m1 stop
$716Lufthansa
Find Deal
vie., dic. 5 - vie., dic. 12

Air Canada flights from London Heathrow Airport to Cancún

Our best Air Canada deals on London Heathrow Airport to Cancún flight tickets
Air Canada
Nov 24
LHR9:00 amLondon Heathrow
18h 40m
2 stops
CUN10:40 pmCancun
Dec 1
CUN5:05 pmCancun
13h 15m
1 stop
LHR11:20 amLondon Heathrow
$646
Find similar
Air Canada
Jan 27
LHR9:00 amLondon Heathrow
18h 40m
2 stops
CUN10:40 pmCancun
Feb 11
CUN12:15 pmCancun
27h 20m
2 stops
LHR8:35 pmLondon Heathrow
$647
Find similar
Air Canada
Jan 27
LHR9:00 amLondon Heathrow
18h 40m
2 stops
CUN10:40 pmCancun
Feb 12
CUN12:15 pmCancun
13h 55m
1 stop
LHR7:10 amLondon Heathrow
$650
Find similar

SWISS flights from London Heathrow Airport to Cancún

Our best SWISS deals on London Heathrow Airport to Cancún flight tickets
SWISS
Jan 20
LHR6:00 amLondon Heathrow
17h 10m
1 stop
CUN6:10 pmCancun
Jan 27
CUN8:00 pmCancun
15h 20m
1 stop
LHR4:20 pmLondon Heathrow
$658
Find similar
SWISS
Jan 20
LHR6:00 amLondon Heathrow
17h 10m
1 stop
CUN6:10 pmCancun
Jan 27
CUN8:00 pmCancun
18h 15m
1 stop
LHR7:15 pmLondon Heathrow
$661
Find similar
SWISS
Dec 2
LHR6:00 amLondon Heathrow
17h 10m
1 stop
CUN6:10 pmCancun
Dec 16
CUN8:00 pmCancun
31h 05m
1 stop
LHR8:05 amLondon Heathrow
$722
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport 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 noviembre 6, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Cancún that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

mar. 11/25

6:00 am-6:10 pm

1 stop17h 10m

Cancun

dom. 11/30

6:10 pm-12:50 pm

1 stop13h 40m

$618

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

mar. 11/25

6:00 am-6:10 pm

1 stop17h 10m

Cancun

sáb. 12/6

12:28 pm-7:30 am

1 stop14h 02m

$640

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

lun. 11/24

9:00 am-10:40 pm

2 stops18h 40m

Cancun

lun. 12/1

5:05 pm-11:20 am

1 stop13h 15m

$646

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

mar. 1/27

9:00 am-10:40 pm

2 stops18h 40m

Cancun

mié. 2/11

12:15 pm-8:35 pm

2 stops27h 20m

$647

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

mar. 1/20

6:00 am-6:10 pm

1 stop17h 10m

Cancun

mar. 1/27

8:00 pm-4:20 pm

1 stop15h 20m

$658

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

mar. 1/20

6:00 am-6:10 pm

1 stop17h 10m

Cancun

mar. 1/27

8:00 pm-7:15 pm

1 stop18h 15m

$661

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

jue. 11/27

7:30 pm-4:05 pm

1 stop25h 35m

Cancun

mié. 12/3

12:28 pm-7:30 am

1 stop14h 02m

$678

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

mié. 2/4

2:45 pm-8:40 pm

Nonstop10h 55m

Cancun

mié. 2/11

10:30 pm-12:50 pm

Nonstop9h 20m

$703

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

mié. 3/4

2:45 pm-8:40 pm

Nonstop10h 55m

Cancun

mié. 3/18

10:30 pm-12:50 pm

Nonstop9h 20m

$707

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

vie. 12/5

10:00 am-8:18 pm

1 stop15h 18m

Cancun

vie. 12/12

12:28 pm-10:15 am

1 stop16h 47m

$716

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Cancún from

How to get the cheapest flight ticket from London Heathrow Airport 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 Heathrow Airport 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 Heathrow Airport, when ticket prices are also cheap, with an average price of $765.

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

The cheapest day to depart from London Heathrow Airport to Cancún is on a Monday when prices can be found for as low as $785. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,060. 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 Heathrow Airport to Cancún during this time can be as low as $792. Flights to Cancún are more costly at noon, with an average ticket price of $940. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest London Heathrow to Cancun flight route?

Fly from London Heathrow to Cancun for the best London Heathrow - 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 Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $885 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from London Heathrow Airport for as low as $787 on momondo.

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

There is only 1 cabin class available to choose from on London Heathrow 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 Heathrow Airport to Cancún flights?

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

How have London Heathrow Airport to Cancún flight prices changed over time?

As of November 2025, prices for London Heathrow Airport to Cancún flights are approximately 33% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Cancún

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

Cheap London Heathrow Airport to Cancún (LHR to CUN) flight deals and tips

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

Best Price Found

$934

Fastest flight time

10h 30m

Direct flights

Mon, Thu and Sat

Airports in Cancún

1 airport
The best flight deal from London Heathrow Airport to Cancún found on momondo in the last 72 hours is $934
The fastest flight from London Heathrow Airport to Cancún takes 10h 30m
Direct flights go from London Heathrow Airport to Cancún on Monday, Thursday and Saturday. There are no airlines offering direct flights.
There is 1 airport near Cancún: Cancun (CUN)
Search flight deals

  • How far is London Heathrow to Cancun by plane?

    The straight-line distance from London Heathrow to Cancun is 4929.2 mi. 10h 55m is a normal flight duration for this route.

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

    Prices for flights from London Heathrow Airport to Cancun Airport were last updated today.

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

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

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

    The travel and health documents you'll need for your trip to Cancun Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cancun Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from London Heathrow Airport to Cancún

Compare and see reviews for airlines that fly from London Heathrow Airport to Cancún with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $622Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
Virgin AtlanticPriceFrom $647Free CancellationRating
7.5
672 reviews
Search Virgin Atlantic flights

  • Virgin Atlantic Flights From London Heathrow Airport to Cancún

    Across 3 Virgin Atlantic flights from London Heathrow Airport to Cancún this week, the average price was $934, with the best Virgin Atlantic deals starting from $647 round-trip. 672 users have rated Virgin Atlantic on momondo, with an average score of 7.5/10.

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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Cancún from London.

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

Yes. momondo enables you to select and highlight flights to Cancún from London with this policy.

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 can track prices for London to Cancún flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Cancún trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
sáb. 12/6
sáb. 12/13
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Mexico