Cheap flights from London Heathrow Airport to Mexico City from £409

The month of January is, on average, the cheapest month to fly to Mexico City from London Heathrow Airport, with most prices found around £355. If you’re not able to fly to Mexico City in January, then February is your next best option. Flight prices from London Heathrow Airport to Mexico City during February average around £611.

The cheapest day to depart on your flight to Mexico City is on a Thursday when prices can be found for as low as £713. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Mexico City on Saturday is £940.

Our data shows that the cheapest London Heathrow Airport to Mexico City flights are usually those with departure times in the morning. Our users have found flights to Mexico City in the morning for as low as £780. Flights to Mexico City are more costly in the afternoon, with an average ticket price of £904. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from London Heathrow to Mexico City Benito Juarez for the best London Heathrow - Mexico City Benito Juarez flight prices

You are more likely to see cheaper flights to Mexico City from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Mexico City for around £741 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Mexico City from London Heathrow Airport for as low as £585 on momondo.

There are 4 cabin classes available to choose from on London Heathrow Airport to Mexico City 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 7% on your flight if you consider stops on a London Heathrow Airport to Mexico City flight.

As of June 2026, prices for London Heathrow Airport to Mexico City flights are approximately 9% more expensive when compared to flights at the same time last year.

Lufthansa and Avianca are the most popular carriers operating from London Heathrow to Mexico City Benito Juarez

Aeromexico, British Airways and Lufthansa are the top three most popular airlines that fly to Mexico City from London Heathrow Airport according to our data. Aeromexico is the first choice among our users, with 62% of people opting to fly with this airline when travelling to Mexico City. Keep in mind that there are 11 different airlines that fly to Mexico City on a routine basis, so you have a few additional options to choose from.

Historically, on average around 12% of flights between London and Mexico City have experienced a delay on any given week. The average delay length over the past 12 months has been 127 minutes.

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

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

According to our data, Aeromexico have had the fewest delays on this route over the last 12 months, with about 4% of their flights experiencing any sort of delay.

Atlanta (ATL) was the most common stop: 31% of momondo users choosing one-stop flights on this route connected there.

Flights via Paris (CDG) offer the lowest average return price of £580.

Flights connecting via New York (JFK) have the shortest average one-way travel time: 14h 40m.

New York (JFK) has the shortest average stopover time for this route: 1h 25m.

As of June 2026, 3 flights take off from London Heathrow Airport and land in Mexico City each day. The most common flight departure time for this route is 22:00, with 54% of daily flights taking off in the evening.

As of June 2026, there are 27 flights per week flying from London Heathrow Airport to Mexico City. The most common day of the week flights depart is Thu, with 19% of flights taking off on this day.