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Cheap flights from Cancún to London Heathrow Airport from £272

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — LHR
16 Mar — 23 Mar1
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 14 February 2026.

Wed 25/215:00
CUN
-
LHR
1 stop12h 45m
Multiple Airlines
Wed 4/312:55
LHR
-
CUN
1 stop31h 05m
Multiple Airlines
Deal found 10/2£593
Mon 27/419:35
CUN
-
LHR
1 stop20h 40m
Multiple Airlines
Fri 15/507:50
LHR
-
CUN
1 stop16h 55m
Multiple Airlines
Deal found 10/2£597
Mon 4/521:25
CUN
-
LHR
1 stop16h 20m
Multiple Airlines
Mon 11/506:15
LHR
-
CUN
1 stop17h 35m
Multiple Airlines
Deal found 13/2£613
Thu 26/211:18
CUN
-
LHR
2 stops48h 17m
Multiple Airlines
Sun 1/321:05
LHR
-
CUN
1 stop22h 55m
Multiple Airlines
Deal found 12/2£629
Fri 13/220:10
CUN
-
LHR
1 stop17h 45m
TAP AIR PORTUGAL
Thu 26/216:30
LHR
-
CUN
1 stop31h 10m
TAP AIR PORTUGAL
Deal found 11/2£630
Wed 25/213:40
CUN
-
LHR
1 stop17h 00m
Virgin Atlantic
Wed 4/314:45
LHR
-
CUN
Nonstop10h 55m
Virgin Atlantic
Deal found 10/2£630
Fri 13/320:10
CUN
-
LHR
1 stop21h 30m
TAP AIR PORTUGAL
Wed 25/318:30
LHR
-
CUN
1 stop29h 10m
TAP AIR PORTUGAL
Deal found 10/2£631
Thu 29/1007:00
CUN
-
LHR
3 stops45h 15m
Multiple Airlines
Sun 1/1113:20
LHR
-
CUN
1 stop35h 35m
Multiple Airlines
Deal found 11/2£644
Wed 11/310:45
CUN
-
LHR
1 stop19h 35m
Air Canada
Wed 18/306:00
LHR
-
CUN
2 stops20h 40m
Air Canada
Deal found 11/2£645
Wed 11/312:25
CUN
-
LHR
2 stops16h 50m
Multiple Airlines
Wed 18/319:05
LHR
-
CUN
1 stop30h 20m
Multiple Airlines
Deal found 11/2£647
Sat 7/317:45
CUN
-
LHR
1 stop31h 40m
Multiple Airlines
Fri 13/320:25
LHR
-
CUN
1 stop27h 25m
Multiple Airlines
Deal found 10/2£652

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 14 February 2026.

Round-trip from

£593

One-way from

£272

Popular in

March

Cheapest in

January

Average price

£749

Good one-way deal

£661 or less
25/2-4/3
  • 25/2-4/3
  • 2 total stops
  • 43h 50m total
  • Cancún to London
Search Deals
Delta
  • Delta
  • 10/3
  • 2 total stops
  • 17h 45m total
  • Cancún to London
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 14 February 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

Wed 25/2

13:40-11:40

1 stop17h 00m

London Heathrow

Wed 4/3

14:45-20:40

Nonstop10h 55m

£630

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Thu 5/3

20:10-17:30

1 stop16h 20m

London Heathrow

Thu 26/3

19:55-18:40

1 stop27h 45m

£681

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Tue 3/3

20:10-17:30

1 stop16h 20m

London Heathrow

Tue 10/3

06:00-18:40

1 stop17h 40m

£684

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Sat 7/3

20:10-15:30

1 stop14h 20m

London Heathrow

Fri 13/3

06:00-18:40

1 stop17h 40m

£685

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Wed 25/3

12:44-07:50

1 stop14h 06m

London Heathrow

Fri 10/4

16:05-21:00

Nonstop10h 55m

£690

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Tue 7/4

08:00-06:45

2 stops16h 45m

London Heathrow

Thu 23/4

06:30-20:14

2 stops19h 44m

£722

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Thu 16/4

12:40-11:20

2 stops16h 40m

London Heathrow

Thu 30/4

06:30-20:14

2 stops19h 44m

£722

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Tue 10/3

07:39-05:55

2 stops17h 16m

London Heathrow

Fri 20/3

10:00-19:18

1 stop14h 18m

£728

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Tue 10/3

08:00-06:50

2 stops17h 50m

£272

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Fri 20/3

22:50-13:05

Nonstop9h 15m

£283

Flights are sorted by cheapest return flights first.

Deals found on 10/2

Showing 1-10 of 19 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 £770). 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 14 February 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.

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 Delta fly from Cancún to London Heathrow Airport in about 16h 20m. The time it takes to get you to your destination can typically vary by up to 40m. 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 £686 for a flight from Cancún to London Heathrow Airport. The cheapest flight overall is £646 while the most popular route, (Cancun - London Heathrow) is currently priced at £661.

  • 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 £770). 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
Croydon
Luton
Wembley
Northampton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Ipswich
Swindon

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

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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