€635 Cheap Flights London to Mexico City (LHR-MEX)

View €635 flight on Thu, 2 Oct 2025Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Benito Juarez International Airport (MEX)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 15% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from London to Mexico City (LHR-MEX)

Prices were available within the past 7 days and start at €635 for one-way flights and €645 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Wed, 10 Sep - Sat, 18 Oct
LHR
London
MEX
Mexico City
€645 Return, found 3 days ago
€645
Return
found 3 days ago
Select Lufthansa flight, departing Wed, 10 Sep from London to Mexico City, returning Sat, 18 Oct, priced at €645 found 3 days ago
Swiss International Air Lines
Wed, 10 Sep - Sat, 18 Oct
LHR
London
MEX
Mexico City
€653 Return, found 3 days ago
€653
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Wed, 10 Sep from London to Mexico City, returning Sat, 18 Oct, priced at €653 found 3 days ago
Swiss International Air Lines
Tue, 10 Feb - Fri, 20 Feb
LHR
London
MEX
Mexico City
€654 Return, found 4 days ago
€654
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Tue, 10 Feb from London to Mexico City, returning Fri, 20 Feb, priced at €654 found 4 days ago
Lufthansa
Fri, 5 Sep - Fri, 12 Sep
LHR
London
MEX
Mexico City
€658 Return, found 4 days ago
€658
Return
found 4 days ago
Select Lufthansa flight, departing Fri, 5 Sep from London to Mexico City, returning Fri, 12 Sep, priced at €658 found 4 days ago
Swiss International Air Lines
Tue, 30 Sep - Sun, 19 Oct
LHR
London
MEX
Mexico City
€659 Return, found 3 days ago
€659
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Tue, 30 Sep from London to Mexico City, returning Sun, 19 Oct, priced at €659 found 3 days ago
Lufthansa
Sat, 13 Sep - Sun, 21 Sep
LHR
London
MEX
Mexico City
€662 Return, found 3 days ago
€662
Return
found 3 days ago
Select Lufthansa flight, departing Sat, 13 Sep from London to Mexico City, returning Sun, 21 Sep, priced at €662 found 3 days ago
British Airways
Mon, 22 Sep - Mon, 29 Sep
LHR
London
MEX
Mexico City
€666 Return, found 4 hours ago
€666
Return
found 4 hours ago
Select British Airways flight, departing Mon, 22 Sep from London to Mexico City, returning Mon, 29 Sep, priced at €666 found 4 hours ago
Swiss International Air Lines
Wed, 10 Sep - Sat, 18 Oct
LHR
London
MEX
Mexico City
€672 Return, found 3 days ago
€672
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Wed, 10 Sep from London to Mexico City, returning Sat, 18 Oct, priced at €672 found 3 days ago
Aeromexico
Wed, 12 Nov - Wed, 19 Nov
LHR
London
MEX
Mexico City
€682 Return, found 2 days ago
€682
Return
found 2 days ago
Select Aeromexico flight, departing Wed, 12 Nov from London to Mexico City, returning Wed, 19 Nov, priced at €682 found 2 days ago
Air Canada
Sun, 28 Sep - Sun, 19 Oct
LHR
London
MEX
Mexico City
€685 Return, found 3 days ago
€685
Return
found 3 days ago
Select Air Canada flight, departing Sun, 28 Sep from London to Mexico City, returning Sun, 19 Oct, priced at €685 found 3 days ago

Find the cheapest month to fly from London (LHR) to Mexico City (MEX)

May is typically the cheapest month to fly

From €570 - €1,077 per traveller.

Graph displaying average flight prices per month

London to Mexico City route information
Origin airport
Heathrow
Destination airport
Mexico City Intl.
Airlines serving
Aeromexico, Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic, avianca
Return price
€645
Distance
8853 km
Average flight time
4 hours 32 mins

Perfect flights from London to Mexico City

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Mexico City. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Mexico City, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Heathrow to Mexico City Intl. ticket options cater to your travel preferences, with incredible one-way fares from €635 and roundtrip prices from €645. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Mexico City Intl. and explore Mexico City and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your LHR to MEX travel arrangements today and embark on the journey of a lifetime in Mexico City.

Frequently asked questions

How much is a flight from Heathrow Airport to Benito Juárez Intl. Airport?
The lowest price advertised for a round-trip journey between London Heathrow and MEX is €645. But you better get a move on. This figure is taken from fares listed 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 LHR to Benito Juárez Intl. Airport?
We get that life can throw the odd curveball, so we've made it as hassle-free as possible for you to cancel your trip online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from LHR to Benito Juárez Intl. Airport 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 London Heathrow to Mexico Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Heathrow Airport to MEX?
With around 8,900 kilometres separating LHR and Mexico City Intl. Airport (MEX), your flight will be a long one. Pack wisely and make your trip comfortable. Simple things like an eye mask and a quality neck pillow can make a massive difference.
Which airlines fly direct from Heathrow Airport to Mexico Airport?
There are several airlines that fly directly from LHR to Mexico City Intl. Airport (MEX). Aeromexico (AM) is a top choice, offering 30 services on this route each month. British Airways (BA) is also worth a look. It operates 21 flights per month. Between these two airlines, you'll be able to find a good deal from Hounslow to Mexico City.
Are Heathrow Airport to Mexico Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from London Heathrow to Mexico Airport at the last minute could be your ticket to a great deal. However, it could end up costing a great deal more! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

*Available to Expedia members.