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Cheap Flights from London (YXU) to Cancun (CUN)

Compare London to Cancun flight deals

Find the cheapest month or even day of the year to fly to Cancun

Book the best Cancun fare with no extra fees

Flight deals from London to Cancun

Looking for a cheap last-minute deal or the best return flight from London Airport to Cancun Airport? If you want to travel next month, return fares start from $830. Find the lowest prices on one-way and return tickets right here.
Cancun.$701 per passenger.Departing Fri, 28 Aug, returning Fri, 4 Sep.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Fri, 28 Aug, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Fri, 4 Sep, arriving in London.Price includes taxes and charges.From $701, select.
Cancun.$716 per passenger.Departing Tue, 1 Sep, returning Sun, 6 Sep.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Tue, 1 Sep, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Sun, 6 Sep, arriving in London.Price includes taxes and charges.From $716, select.
Cancun.$724 per passenger.Departing Tue, 3 Nov, returning Sat, 7 Nov.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Tue, 3 Nov, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Sat, 7 Nov, arriving in London.Price includes taxes and charges.From $724, select.
Cancun.$746 per passenger.Departing Sat, 16 Jan, returning Sat, 30 Jan.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Sat, 16 Jan, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Sat, 30 Jan, arriving in London.Price includes taxes and charges.From $746, select.
Cancun.$748 per passenger.Departing Sat, 5 Dec, returning Sat, 19 Dec.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Sat, 5 Dec, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Sat, 19 Dec, arriving in London.Price includes taxes and charges.From $748, select.
Cancun.$750 per passenger.Departing Fri, 2 Apr, returning Sun, 11 Apr.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Fri, 2 Apr, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Sun, 11 Apr, arriving in London.Price includes taxes and charges.From $750, select.
Cancun.$750 per passenger.Departing Mon, 1 Mar, returning Mon, 8 Mar.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Mon, 1 Mar, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Mon, 8 Mar, arriving in London.Price includes taxes and charges.From $750, select.
Cancun.$758 per passenger.Departing Thu, 1 Oct, returning Thu, 15 Oct.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Thu, 1 Oct, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Thu, 15 Oct, arriving in London.Price includes taxes and charges.From $758, select.
Cancun.$826 per passenger.Departing Wed, 29 Jul, returning Wed, 5 Aug.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Wed, 29 Jul, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Wed, 5 Aug, arriving in London.Price includes taxes and charges.From $826, select.
Cancun.$828 per passenger.Departing Sun, 19 Jul, returning Thu, 23 Jul.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Sun, 19 Jul, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Thu, 23 Jul, arriving in London.Price includes taxes and charges.From $828, select.
Cancun.$830 per passenger.Departing Sat, 1 Aug, returning Fri, 7 Aug.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Sat, 1 Aug, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Fri, 7 Aug, arriving in London.Price includes taxes and charges.From $830, select.
Cancun.$946 per passenger.Departing Sun, 3 Jan, returning Sun, 28 Feb.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Sun, 3 Jan, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Sun, 28 Feb, arriving in London.Price includes taxes and charges.From $946, select.
Cancun.$946 per passenger.Departing Sat, 2 Jan, returning Mon, 1 Mar.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Sat, 2 Jan, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Mon, 1 Mar, arriving in London.Price includes taxes and charges.From $946, select.
Cancun.$963 per passenger.Departing Sat, 6 Feb, returning Sat, 13 Feb.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Sat, 6 Feb, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Sat, 13 Feb, arriving in London.Price includes taxes and charges.From $963, select.
Cancun.$1,396 per passenger.Departing Thu, 17 Dec, returning Sun, 3 Jan.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from London on Thu, 17 Dec, arriving in Cancun.Inbound indirect flight with Air Canada, departs from Cancun on Sun, 3 Jan, arriving in London.Price includes taxes and charges.From $1,396, select.

Find the cheapest month to fly from London to Cancun

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Cancun flights are currently cheapest in September.
Jul
from $828
Aug
from $830
Sep
from $716
Oct
from $758
Nov
from $724
Dec
from $748
Jan
from $746
Feb
from $963
Mar
from $750
Apr
from $750
May
Find prices
Jun
Find prices

Direct flights from London to Cancun

London to Cancun: Alternative routes

Compare routes from London to Cancun below. You may find an airport to fly into that's cheaper, faster, or easier than Cancun.

Cancun

14km from central Cancun
ClosestCheapest
from $701
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London to Cancun: Flight information

The things to know before you go.
Cheapest flight found$701
Cheapest month to flyAugust
Average flight time4 hrs, 11 mins
Most popular airlineWestJet
Average flights per week3

Finding cheap flights from London to Cancun: Frequently asked questions

The best price we found for a return flight from London to Cancun is $701. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 11 minutes is the average flight time from London to Cancun.
WestJet and Air Transat fly direct from London to Cancun.
As of July 2026, there are 3 flights per week flying from London to Cancun.
The cheapest month to fly from London to Cancun is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Airport to Cancun Airport on Friday, 28 August 2026.
Yes – the average flight time is 4 hours and 11 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Cancun but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Cancun is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Air Canada offers the cheapest flight tickets to Cancun.

Flying from London Airport (YXU) to Cancun Airport (CUN): what you need to know

  • Book a direct flight from London Airport to Cancun Airport and you'll be in the air for an average of 4 hours 5 minutes.

  • London and Cancun share the same timezone, UTC-5.

  • To ensure you catch your YXU to CUN flight, leave enough time for things like baggage drop and finding your gate. Turning up two hours before international departures and one hour before domestic flights is the general travel rule.

  • During popular months like July, it's a good idea to get to the airport earlier. Plan to arrive two hours before domestic departures and four hours ahead of an international flight when you travel during a high season in general.

  • Flying into Cancun (and then seeing more of Mexico!) is a cinch with Air Transat. This popular carrier offers direct flights from London Airport to Cancun Airport.

  • Most travellers choose to fly with Air Transat on this route.

  • Air Transat is the most punctual carrier that operates YXU to CUN flights, with 71.43% of its services landing on time.

How to find the cheapest flights from London Airport (YXU) to Cancun Airport (CUN)

  • Right now, $337 is the cheapest price we've found for a one-way London Airport to Cancun Airport flight. The best price for a return ticket is $701. Bear in mind that fares could change due to demand when booking.

  • It's a good idea to book ahead of time if you're looking for cheap tickets from YXU to CUN. That's because airlines adjust prices based on demand, which tends to rise closer to departure.

  • The cheapest month for flights from London Airport to Cancun Airport is May. Use the 'Whole month' tool to find the lowest airfares if you have a flexible travel schedule.

  • Finding cheap flights from YXU to CUN is easy with Price Alerts. Simply set up one of these automatic alerts and we'll notify you when fares go down.

  • Select your preferred departure and arrival times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from London Airport to Cancun Airport.

Handy information about London Airport (YXU)

  • When it comes to London Airport's on-time performance, data shows 70% of flights complete their journey on time.

  • London Airport is about 13 kilometres from central London. If you're ride-sharing, catching a taxi or driving from the centre, it'll take 15 minutes or so to arrive, depending on the traffic.

  • Taking public transport? You can expect a journey time of around 35 minutes.

  • Catching an early flight from London Airport to Cancun Airport? Avoid the hassle of rushing to the airport (and sneak in some extra precious sleep) by choosing one of these stays near YXU:

Arriving at Cancun Airport (CUN)

  • The last thing you need is a lengthy trip to your hotel if you're getting in late on a London Airport to Cancun Airport flight. Stay at one of these accommodation options near CUN instead:

  • Begin your adventure by picking up a Cancun Airport rental car. Grab a set of wheels from MEX, America or Europcar to explore Cancun and beyond.

  • Booking your ride from Cancun Airport about three weeks ahead can help you get the best possible rate.

Getting from Cancun Airport (CUN) to central Cancun

  • Cancun Airport is approximately 16 kilometres from the centre of Cancun. The drive time takes around 25 minutes.

  • If you're travelling by public transport, expect a journey time of around 35 minutes.

When to fly to Cancun Airport (CUN)

  • April is the most popular month for flights from London Airport to Cancun Airport. For a quieter experience, head to Cancun in March.

  • When booking your flight from London Airport to Cancun Airport, consider the kind of weather you enjoy. August is the warmest month in Cancun, with temperatures ranging from 26ºC (79ºF) to 32ºC (90ºF).

  • January has average temperatures of between 20ºC (68ºF) and 27ºC (81ºF). Search for cheap tickets from YXU to CUN sometime around then if you want to travel when it's cooler.

Explore more of Mexico

  • Cancun has loads to offer, but there are so many other parts of Mexico just waiting to be discovered. About 290 kilometres west of Cancun, a trip to Merida will keep you on the go. Check out popular attractions like Chichen Itza, cenotes y pueblos magicos, Chichen-itza Park and Nva. Chichen Itza Park.

  • If you're ready to explore another great destination in Mexico, head for Campeche, roughly 418 kilometres west of Cancun. Zona Arquelogica Edzna, Old City Wall and Plaza de la Independencia are highlights.

Plan smart, explore more

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Plan the rest of your trip from London to Cancun

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.