Cheap flights from London to Mexico City from £359

The month of August is, on average, the cheapest month to fly to Mexico City from London, with most prices found around £401. If you’re not able to fly to Mexico City in August, then May is your next best option. Flight prices from London to Mexico City during May average around £487.

The cheapest day to depart on your flight to Mexico City is on a Thursday when prices can be found for as low as £721. 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 Sunday as prices are generally higher than usual. According to our data, the average ticket price to Mexico City on Sunday is £921.

Our data shows that the cheapest London 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 £760. Flights to Mexico City are more costly in the afternoon, with an average ticket price of £873. 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 - Mexico City Benito Juarez flight prices

You are more likely to see cheaper flights to Mexico City from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Mexico City for around £737 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 for as low as £561 on momondo.

No. A direct flight is the cheapest option for a flight between London to Mexico City.

As of May 2026, prices for London to Mexico City flights are approximately 15% cheaper when compared to flights at the same time last year.

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

Aeromexico, British Airways and Lufthansa are the top three most popular airlines that fly to Mexico City from London according to our data. Aeromexico is the first choice among our users, with 60% of people opting to fly with this airline when travelling to Mexico City. Keep in mind that there are 12 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 129 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.

Dallas (DFW) was the most common stop: 19% of momondo users choosing one-stop flights on this route connected there.

Flights via Paris (CDG) offer the lowest average return price of £584.

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

Frankfurt am Main (FRA) has the shortest average stopover time for this route: 1h 22m.

5 flights are operational daily from London to Mexico City as of May 2026. The most popular departure time for this route is 22:00, with 60% of flights per day taking off in the evening.

35 flights are operational weekly from London to Mexico City as of May 2026. The most popular departure day for this route is Fri, with 17% of flights per week taking off on this day.