Cheap flights from London Heathrow Airport to Cancún from $433
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 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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 cheapest month to fly to Cancún?
If you don’t want to visit Cancún in March, then you should wait until January to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $758.
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 $770. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,094. 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 $763. Flights to Cancún are more costly at noon, with an average ticket price of $925. 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 $893 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 $798 on momondo.
What cabin class options are available on London Heathrow to Cancun flights?
There are 1 cabin classes 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?
You could potentially save up to 35% on your flight if you consider stops on a London Heathrow Airport to Cancún flight.
How have London Heathrow Airport to Cancún flight prices changed over time?
As of July 2025, prices for London Heathrow Airport to Cancún flights are approximately 51% more expensive when compared to flights at the same time last year.
When to book flights from London Heathrow Airport to Cancún
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
How far is London Heathrow to Cancun by plane?
The straight-line distance from London Heathrow to Cancun is 4929.2 mi. 14h 15m 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?
There are 2 operators available for flights from London Heathrow Airport to Cancun Airport as of July 2025.
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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London Heathrow Airport to Cancún is Airbus A350-1000 (53.09% of total bookings). The next most popular plane models are Boeing 777 (43.83%), Airbus A350-900 (2.88%), and Boeing 787-9 Dreamliner (0.21%).
What is the most popular airline from London Heathrow Airport to Cancún?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London Heathrow Airport to Cancún is Virgin Atlantic (54% of total bookings). The next most popular airline is American Airlines (46%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom $640 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $647 | Free Cancellation | Rating 7.4 654 reviews |
Traveling to a place near Cancún?
Book flights to Cancún if you plan to visit one of these locationsWhy 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.