Cheap flights from Cancún to London from $367

The cheapest month to fly to London from Cancún is in February. Flight prices, which tend to average around $877, are often lower during this time because this is during the off-season. The month of April is another great option to travel to London, with average flight prices from Cancún averaging around $929.

The cheapest day to depart from Cancún to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $1,001. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,455. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

Flying to London from Cancún in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,097 when looking at flights departing in the afternoon. Flights to London are more costly in the evening, with an average ticket price of $1,190. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Cancun to London Gatwick for the best Cancun - London flight prices

There are 3 cabin classes available to choose from on Cancun to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 16% on your flight if you consider stops on a Cancún to London flight.

Historically, on average around 18% of flights between Cancún and London have experienced a delay on any given week. The average delay length over the past 12 months has been 134 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the least number of delays on this route over the last 12 months; with about 17% of their flights experiencing any sort of delay.

The number of flights available between Cancún and London is 1 per day as of March 2026. The most frequent departure time is 6:00PM, with 100% of daily flights leaving in the evening.

As of March 2026, 13 flights take off from Cancún and land in London each week. The most common flight departure day for this route is Wed, with 23% of weekly flights taking off on this day.