Cheap flights from London to Mexico City from €518

The month of September is another great option to travel to Mexico City, with average flight prices from London averaging around €718.

On average, the least expensive day to fly to Mexico City from London is on a Friday. momondo users have found tickets for Friday departures for as low as €658. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Mexico City is Wednesday, with ticket prices averaging around €812.

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 €807 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 €662 on momondo.

There is only 1 cabin class available to choose from on London to Mexico City Benito Juarez flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

As of February 2026, prices for London to Mexico City flights are approximately 37% more expensive when compared to flights at the same time last year.

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 130 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.

Friday 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.