United Airlines flights from London Heathrow Airport to Cancún (LHR - CUN)
Cheapflights users flying from London to Cancún on United Airlines typically fly into Cancun and depart from London Heathrow. Select your dates above for pricing.
Find United Airlines flight deals from Heathrow to Cancún
Cheapest United Airlines flights from Heathrow to CancúnExplore the most affordable United Airlines flight options available from Heathrow to Cancún. Find the lowest fares with prices last updated on 29 April 2025.
Explore the most affordable United Airlines flight options available from Heathrow to Cancún. Find the lowest fares with prices last updated on 29 April 2025.
Travel insights for United Airlines flights from Heathrow to Cancún
Get recent, data-driven insights about United Airlines flights from Heathrow to Cancún including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from London Heathrow Airport to Cancún with United Airlines?
Use this chart to determine the optimal time to book a return flight from Heathrow to Cancún. Price data was last updated on 25 April 2025.
Booking with United Airlines 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Cancún. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from London Heathrow Airport to Cancún with United Airlines?
Currently, the most affordable month to book a United Airlines flight from London Heathrow Airport to Cancún in September, with an average price of £525. Conversely, traveling with United Airlines from London Heathrow Airport to Cancún in December will be the most expensive, with an average cost of £637. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
Rainfall in Cancún by month
Plan your trip to Cancún by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Cancún ranges from 29.0 - 282.0 inches per month. October is typically the wettest month, when rainfall can reach 282.0 mm. April is typically the driest time to visit Cancún when rainfall is around 29.0 mm.
Temperature in Cancún by month
Plan your trip to Cancún by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Cancún, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.0 C).
Best time to book a flight from Heathrow to Cancún
Have a flexible travel schedule? Discover the best time to fly to Cancún from Heathrow with our price prediction graph.
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Fly from Heathrow to Cancún on another airline
Consider alternative airlines that service the Cancún area. Flight routes are based on user searches made on Cheapflights and were last updated on 29 April 2025.
See what others are saying about United Airlines
Read reviews and see what other travellers are saying about their experiences with United Airlines. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing United Airlines for your next flight. Reviews last updated 29 April 2025.
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