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Cheap flights from Southampton to Mexico City from £637

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — MEX
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Mexico City

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Mexico City
Explore the most affordable flight options available from Southampton to Mexico City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2026.

Fri 6/317:35
SOU
-
MEX
1 stop32h 05m
Virgin Atlantic
Fri 13/321:50
MEX
-
SOU
1 stop29h 00m
Virgin Atlantic
Deal found 20/1£747
Fri 6/317:35
SOU
-
MEX
1 stop32h 05m
KLM
Fri 13/323:05
MEX
-
SOU
2 stops27h 45m
KLM
Deal found 20/1£948
Fri 6/314:25
SOU
-
MEX
2 stops23h 35m
Multiple Airlines
Fri 13/309:20
MEX
-
SOU
3 stops25h 40m
Multiple Airlines
Deal found 20/1£1,043
Mon 20/419:55
SOU
-
MEX
2 stops30h 50m
British Airways
Mon 11/522:00
MEX
-
SOU
2 stops27h 25m
British Airways
Deal found 19/1£1,045
Tue 21/408:55
SOU
-
MEX
2 stops17h 50m
British Airways
Tue 12/522:00
MEX
-
SOU
2 stops27h 25m
British Airways
Deal found 20/1£1,047
Mon 20/719:55
SOU
-
MEX
2 stops30h 50m
British Airways
Mon 10/822:00
MEX
-
SOU
2 stops27h 25m
British Airways
Deal found 19/1£1,340
Thu 22/115:00
SOU
-
MEX
2 stops20h 10m
British Airways
Mon 26/121:00
MEX
-
SOU
2 stops28h 50m
British Airways
Deal found 18/1£1,414
Thu 22/115:00
SOU
-
MEX
2 stops20h 10m
British Airways
Sun 25/121:00
MEX
-
SOU
2 stops28h 50m
British Airways
Deal found 19/1£1,448
Tue 21/719:55
SOU
-
MEX
2 stops30h 50m
British Airways
Tue 11/822:00
MEX
-
SOU
2 stops27h 25m
British Airways
Deal found 20/1£1,500

Find flight deals from Southampton to Mexico City

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Mexico City (MEX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 January 2026.

Round-trip from

£747

One-way from

£637

Popular in

July

Cheapest in

September

Average price

£651
Virgin Atlantic
  • Virgin Atlantic
  • 6/3-13/3
  • 2 total stops
  • 61h 05m total
  • Southampton to Mexico City
Search Deals
British Airways
  • British Airways
  • 10/5
  • 2 total stops
  • 30h 00m total
  • Southampton to Mexico City
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£87 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Mexico City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 January 2026.
Use the filters below to find and compare flights from Southampton to Mexico City that are best for you.

Fly from

Southampton

Fly to

Mexico City

Route

Depart

Return

Price

SouthamptonMexico City

SOU - MEX

SOUMEX

Southampton Eastleigh

Fri 6/3

17:35-19:40

1 stop32h 05m

Mexico City Benito Juarez

Fri 13/3

21:50-08:50

1 stop29h 00m

£747

SouthamptonMexico City

SOU - MEX

SOUMEX

Southampton Eastleigh

Fri 6/3

17:35-22:55

3 stops35h 20m

Mexico City Benito Juarez

Fri 13/3

06:20-16:45

3 stops28h 25m

£1,019

SouthamptonMexico City

SOU - MEX

SOUMEX

Southampton Eastleigh

Fri 6/3

08:50-20:55

2 stops18h 05m

Mexico City Benito Juarez

Fri 13/3

06:35-08:50

2 stops20h 15m

£1,019

SouthamptonMexico City

SOU - MEX

SOUMEX

Southampton Eastleigh

Mon 20/4

19:55-19:45

2 stops30h 50m

Mexico City Benito Juarez

Mon 11/5

22:00-08:25

2 stops27h 25m

£1,045

SouthamptonMexico City

SOU - MEX

SOUMEX

Southampton Eastleigh

Tue 21/4

08:55-19:45

2 stops17h 50m

Mexico City Benito Juarez

Tue 12/5

22:00-08:25

2 stops27h 25m

£1,047

SouthamptonMexico City

SOU - MEX

SOUMEX

Southampton Eastleigh

Mon 20/7

19:55-19:45

2 stops30h 50m

Mexico City Benito Juarez

Mon 10/8

22:00-08:25

2 stops27h 25m

£1,340

SouthamptonMexico City

SOU - MEX

SOUMEX

Southampton Eastleigh

Sun 10/5

20:45-19:45

2 stops30h 00m

£637

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Best time to book a flight from Southampton to Mexico City

Have a flexible travel schedule? Discover the best time to fly to Mexico City from Southampton with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Southampton to Mexico City

What is the cheapest month to book a flight from Southampton to Mexico City?

Currently, January is the cheapest month in which you can book a flight from Southampton to Mexico City (average of £296). Flying from Southampton to Mexico City in July is currently the most expensive (average of £662). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Mexico City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Southampton to Mexico City?

    Departing from Southampton to Mexico City will take you 18h 05m. Airlines will cover a distance of 5503 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Southampton to Mexico City that include hotel bookings?

    Yes. In addition to deals on Southampton to Mexico City flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southampton to Mexico City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to Mexico City.

  • Can I find deals for business class flights from Southampton to Mexico City?

    Yes. Cheapflights offers flight deals from Southampton to Mexico City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Southampton to Mexico City?

    Currently, January is the cheapest month in which you can book a flight from Southampton to Mexico City (average of £296). Flying from Southampton to Mexico City in July is currently the most expensive (average of £662). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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How does Cheapflights help users find flights from Southampton to Mexico City?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southampton to Mexico City. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Mexico City?

Cheapflights helps you find that perfect flight to Mexico City from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Southampton to Mexico City with no change fees?

Certainly. Search results for flights to Mexico City from Southampton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Southampton to Mexico City become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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