£382 Cheap Flights from Mexico City (MEX) to London (LHR)

View £382 flight on Wed, 18 Mar 2026Opens in a new window

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Cheap Flights from Mexico City (MEX) to London (LHR)

Prices were available within the past 7 days and start at £382 for one-way flights and £661 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Mon, 1 Dec - Tue, 2 Dec
MEX
Mexico City
LHR
London
£661 Return, found 3 days ago
£661
Return
found 3 days ago
Select British Airways flight, departing Mon, 1 Dec from Mexico City to London, returning Tue, 2 Dec, priced at £661 found 3 days ago
British Airways
Mon, 1 Dec - Tue, 2 Dec
MEX
Mexico City
LHR
London
£661 Return, found 3 days ago
£661
Return
found 3 days ago
Select British Airways flight, departing Mon, 1 Dec from Mexico City to London, returning Tue, 2 Dec, priced at £661 found 3 days ago
Iberia
Mon, 1 Dec - Tue, 2 Dec
MEX
Mexico City
LHR
London
£665 Return, found 3 days ago
£665
Return
found 3 days ago
Select Iberia flight, departing Mon, 1 Dec from Mexico City to London, returning Tue, 2 Dec, priced at £665 found 3 days ago
Iberia
Mon, 3 Nov - Tue, 4 Nov
MEX
Mexico City
LHR
London
£688 Return, found 1 day ago
£688
Return
found 1 day ago
Select Iberia flight, departing Mon, 3 Nov from Mexico City to London, returning Tue, 4 Nov, priced at £688 found 1 day ago
Finnair
Tue, 13 May - Wed, 14 May
MEX
Mexico City
LHR
London
£689 Return, found 5 days ago
£689
Return
found 5 days ago
Select Finnair flight, departing Tue, 13 May from Mexico City to London, returning Wed, 14 May, priced at £689 found 5 days ago
Iberia
Mon, 1 Dec - Tue, 2 Dec
MEX
Mexico City
LHR
London
£694 Return, found 3 days ago
£694
Return
found 3 days ago
Select Iberia flight, departing Mon, 1 Dec from Mexico City to London, returning Tue, 2 Dec, priced at £694 found 3 days ago
British Airways
Tue, 13 May - Wed, 14 May
MEX
Mexico City
LHR
London
£702 Return, found 5 days ago
£702
Return
found 5 days ago
Select British Airways flight, departing Tue, 13 May from Mexico City to London, returning Wed, 14 May, priced at £702 found 5 days ago
Air Canada
Tue, 9 Sep - Tue, 9 Dec
MEX
Mexico City
LHR
London
£734 Return, found 5 days ago
£734
Return
found 5 days ago
Select Air Canada flight, departing Tue, 9 Sep from Mexico City to London, returning Tue, 9 Dec, priced at £734 found 5 days ago
British Airways
Wed, 20 Aug - Wed, 27 Aug
MEX
Mexico City
LHR
London
£742 Return, found 1 day ago
£742
Return
found 1 day ago
Select British Airways flight, departing Wed, 20 Aug from Mexico City to London, returning Wed, 27 Aug, priced at £742 found 1 day ago
Aeromexico
Tue, 12 Aug - Sat, 27 Sep
MEX
Mexico City
LHR
London
£747 Return, just found
£747
Return
just found
Select Aeromexico flight, departing Tue, 12 Aug from Mexico City to London, returning Sat, 27 Sep, priced at £747 just found
Flight from Mexico City to London route information
Origin airport
Mexico City Intl.
Destination airport
Heathrow
Airlines serving
Aeromexico, Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Swiss International Air Lines, United, Virgin Atlantic, avianca
Return price
£660
Distance
8853 km

Compare flights from Mexico City to London easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Mexico City to London. Operating between them 4 flights per day, 20 airlines cover the route. And Aeromexico, Virgin Atlantic, El Al, British Airways fly direct, getting you to Heathrow in just 11hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Mexico City Intl. to Heathrow.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Mexico City Intl. (MEX) to Heathrow (LHR) 

The easiest way to view the best deals on flights from Mexico City to London today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Mexico City Intl. to Heathrow start at just £661 and range up to £747.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Mexico City and London
  • booking your flight during December, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Mexico City to London flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Mexico City Intl. to Heathrow for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from MEX to London Heathrow?
The lowest price advertised for a round-trip flight from MEX to LHR is £661. But you better move fast. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from MEX to Heathrow Airport (LHR)?
This can differ from airline to airline, as each one has its own terms and conditions. Visit the Customer Service Portal, where there are easy-to-follow instructions on how to cancel online.
How do I find cheap flights from Mexico City Intl. Airport (MEX) to London Heathrow that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Mexico City Intl. Airport (MEX) to London Heathrow flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from MEX to Heathrow Airport (LHR)?
You’ll have 8,900 kilometres to cover on the long-haul Mexico City to Hounslow route. Dress in comfy clothes and consider taking a sleep mask and earplugs.
Which airlines fly direct from Benito Juárez Intl. Airport to Heathrow Airport (LHR)?
Aeromexico (AM) is a top option. It operates 30 flights from Mexico Airport to LHR each month. Operating 21 flights per month along this route, British Airways (BA) is another good option.
Are Mexico City Intl. Airport (MEX) to Heathrow Airport (LHR) flight tickets cheaper when they're purchased at the last minute?
It is possible to score amazing last-minute deals from Mexico Airport to Heathrow Airport, but there’s no guarantee. As many airlines advertise prices up to a year in advance, it’s worthwhile keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can be certain you’re always seeing the latest offers.

Explore a world of travel with Expedia

London Airports

London

Mexico City to Gatwick
£730.78
Mexico City to London City
£767.51
Mexico City Airports

Puebla

Hermanos Serdan Intl. to London
£1,176.72
*Available to Expedia members.