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Cheap flights from Cancún to London Heathrow Airport from £263

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — LHR
28 feb. — 7 mar.1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cancún to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Cancún to Heathrow
Explore the most affordable flight options available from Cancún to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 enero 2026.

mar. 3/310:13
CUN
-
LHR
3 stops19h 37m
Multiple Airlines
mar. 17/312:15
LHR
-
CUN
3 stops26h 36m
Multiple Airlines
Deal found 28/1£568
mar. 24/211:59
CUN
-
LHR
3 stops28h 36m
Multiple Airlines
mar. 3/306:00
LHR
-
CUN
3 stops35h 20m
Multiple Airlines
Deal found 27/1£570
mar. 24/211:00
CUN
-
LHR
1 stop15h 10m
Air Canada
mar. 3/309:00
LHR
-
CUN
2 stops18h 40m
Air Canada
Deal found 27/1£582
mié. 11/208:00
CUN
-
LHR
1 stop22h 50m
Multiple Airlines
jue. 19/206:00
LHR
-
CUN
1 stop17h 10m
Multiple Airlines
Deal found 27/1£592
jue. 5/211:00
CUN
-
LHR
1 stop15h 10m
Air Canada
lun. 9/209:00
LHR
-
CUN
2 stops18h 40m
Air Canada
Deal found 26/1£599

Find flight deals from Cancún to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Cancún (CUN) to Heathrow (LHR). 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 29 enero 2026.

Round-trip from

£568

One-way from

£263

Popular in

May

Cheapest in

November

Average price

£669

Good one-way deal

£653 or less
3/3-17/3
  • 3/3-17/3
  • 6 total stops
  • 46h 13m total
  • Cancún to London
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9/2
  • 9/2
  • 1 total stop
  • 16h 30m total
  • Cancún to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£28 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Price to beat on a one-way flight from Cancun to London Heathrow.
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Cancún to Heathrow 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 858,174 searches. Data last updated 29 enero 2026.
Use the filters below to find and compare flights from Cancún to London Heathrow Airport that are best for you.

Fly from

Cancún

Fly to

Heathrow

Route

Depart

Return

Price

CancúnLondon

CUN - LHR

CUNLHR

Cancun

mié. 25/2

16:45-11:40

1 stop13h 55m

London Heathrow

mié. 4/3

14:45-20:40

Nonstop10h 55m

£660

CancúnLondon

CUN - LHR

CUNLHR

Cancun

jue. 5/3

20:10-22:40

1 stop21h 30m

London Heathrow

jue. 26/3

06:00-18:40

1 stop17h 40m

£673

CancúnLondon

CUN - LHR

CUNLHR

Cancun

mar. 24/2

15:07-13:30

1 stop17h 23m

London Heathrow

dom. 8/3

15:20-06:29

1 stop20h 09m

£674

CancúnLondon

CUN - LHR

CUNLHR

Cancun

sáb. 21/2

17:55-07:30

1 stop32h 35m

London Heathrow

sáb. 7/3

13:45-06:50

1 stop22h 05m

£674

CancúnLondon

CUN - LHR

CUNLHR

Cancun

lun. 6/4

08:00-06:25

1 stop16h 25m

London Heathrow

jue. 23/4

11:15-20:14

1 stop14h 59m

£686

CancúnLondon

CUN - LHR

CUNLHR

Cancun

dom. 29/3

15:15-13:15

1 stop16h 00m

London Heathrow

dom. 12/4

16:20-21:15

Nonstop10h 55m

£690

CancúnLondon

CUN - LHR

CUNLHR

Cancun

dom. 29/3

05:35-06:30

2 stops18h 55m

London Heathrow

dom. 12/4

14:05-11:05

2 stops27h 00m

£705

CancúnLondon

CUN - LHR

CUNLHR

Cancun

lun. 20/4

07:51-07:40

1 stop17h 49m

London Heathrow

jue. 14/5

14:10-11:45

1 stop27h 35m

£734

CancúnLondon

CUN - LHR

CUNLHR

Cancun

jue. 16/4

08:45-08:30

2 stops17h 45m

London Heathrow

lun. 27/4

13:00-06:48

1 stop23h 48m

£734

CancúnLondon

CUN - LHR

CUNLHR

Cancun

lun. 11/5

07:51-07:40

1 stop17h 49m

London Heathrow

lun. 8/6

10:00-22:20

1 stop18h 20m

£734

Flights are sorted by cheapest return flights first.

Deals found on 26/1

Showing 1-10 of 24 results
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Best time to book a flight from Cancún to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Cancún with our price prediction graph.
Estimated return 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 Cancún to London Heathrow Airport

What is the cheapest month to book a flight from Cancún to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Cancún to London Heathrow Airport (average of £555). Flying from Cancún to London Heathrow Airport in August is currently the most expensive (average of £761). 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 CUN to LHR?

Find hourly flight availability from Cancún to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 enero 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cancún to London Heathrow Airport as you normally would.

How much does it cost for a return flight from Cancún to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Cancún to Heathrow. 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 from for flights from Cancún to London Heathrow?

    Located just 8.9 mi from the city center, Cancun is the airport most travelers will use when flying to London Heathrow from Cancún. Booking flights from Cancun (CUN) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.

  • How long is the flight from Cancún to London Heathrow Airport?

    Airlines like Virgin Atlantic, TAP AIR PORTUGAL, and United Airlines fly from Cancún to London Heathrow Airport in about 13h 55m. The time it takes to get you to your destination can typically vary by up to 7h 35m. The distance between Cancún and London Heathrow Airport is about 4938 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest flights from Cancún to London Heathrow Airport?

    On average you can expect to pay £678 for a flight from Cancún to London Heathrow Airport. The cheapest flight overall is £638 while the most popular route, (Cancun - London Heathrow) is currently priced at £620.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cancún to Heathrow 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 Cancún to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Cancún to London Heathrow Airport (average of £555). Flying from Cancún to London Heathrow Airport in August is currently the most expensive (average of £761). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Luton
Croydon
Wembley
Northampton
Gatwick
Slough
Hounslow
Ilford
Brentford
Hayes
Watford
Colchester
Guildford
Swindon
Chelmsford
Bedford
Crawley
Kingston upon Thames
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Cancún to Heathrow

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

Fly with Cheapflights

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How does Cheapflights help users find flights from Cancún to Heathrow?

When you search for this flight from Cancún to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Cancún to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Cancún.

Can Cheapflights find flights from Cancún to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from Cancún shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Cancún to Heathrow become cheaper?

Not ready to book yet? You can track prices for flights from Cancún to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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