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Cheap flights from Portsmouth to Mexico City from £958

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MEX
16 Jul — 23 Jul1
1 adult

Cheap flight deals from Portsmouth to Mexico City

Keep the following information in mind while searching for Portsmouth to Mexico City flight deals. Data was last updated 11 July 2025.

Round-trip from

£958

Popular in

July

Cheapest in

February

Average price

£974
Delta
  • Delta
  • 18/8-23/8
  • 4 total stops
  • 76h 20m total
  • Portsmouth to Mexico City
Highest demand for flights based on searches. 14% potential increase in price (£93 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Portsmouth to Mexico City

Cheapest flights from Portsmouth to Mexico City
Explore the most affordable flight options available from Portsmouth to Mexico City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Mon 18/809:20SOU - MEX
2 stops31h 35mDelta
Sat 23/813:15MEX - SOU
2 stops44h 45mDelta
Deal found 10/7£958
Sun 24/809:10SOU - MEX
2 stops39h 20mMultiple Airlines
Sun 31/807:10MEX - SOU
2 stops29h 20mMultiple Airlines
Deal found 10/7£997
Sun 24/817:35SOU - MEX
1 stop31h 24mKLM
Sun 31/820:05MEX - SOU
1 stop13h 55mKLM
Deal found 10/7£1,063

Cheapflights Fare Finder

Customise your flight search to find flights from Portsmouth 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 11 July 2025.
Use the filters below to find and compare flights from Portsmouth to Mexico City that are best for you.

Fly from

Portsmouth

Fly to

Mexico City

Route

Depart

Return

Price

SouthamptonMexico City

SOU - MEX

SOUMEX

Southampton Eastleigh

Mon 18/8

09:20-09:55

2 stops31h 35m

Mexico City Benito Juarez

Sat 23/8

13:15-17:00

2 stops44h 45m

£958

SouthamptonMexico City

SOU - MEX

SOUMEX

Southampton Eastleigh

Sun 24/8

09:10-17:30

2 stops39h 20m

Mexico City Benito Juarez

Sun 31/8

07:10-19:30

2 stops29h 20m

£997

SouthamptonMexico City

SOU - MEX

SOUMEX

Southampton Eastleigh

Sun 24/8

17:35-17:59

1 stop31h 24m

Mexico City Benito Juarez

Sun 31/8

20:05-17:00

1 stop13h 55m

£1,063

SouthamptonMexico City

SOU - MEX

SOUMEX

Southampton Eastleigh

Mon 27/10

18:05-13:55

2 stops49h 50m

£1,454

SouthamptonMexico City

SOU - MEX

SOUMEX

Southampton Eastleigh

Wed 30/7

09:20-17:59

1 stop15h 39m

£1,681

Flights are sorted by cheapest return flights first.

Deals found on 11/7

Best time to book a flight from Portsmouth to Mexico City

Have a flexible travel schedule? Discover the best time to fly to Mexico City from Portsmouth 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 Portsmouth to Mexico City

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

Currently, April is the cheapest month in which you can book a flight from Portsmouth to Mexico City (average of £791). Flying from Portsmouth to Mexico City in July is currently the most expensive (average of £1,261). 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.

What is the cheapest time of day to fly from P0R to MEX?

Find hourly flight availability from Portsmouth to Mexico City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.

When flying from Portsmouth to Mexico City, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Portsmouth to Mexico City

Explore weekly flight availability from Portsmouth to Mexico City. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 July 2025.

The most flights from P0R to MEX are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing Mexico City

Get insights into the airlines that provide service to Mexico City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Mexico City. Reviews last updated 11 July 2025.
Read reviews from past customers who have flown with Delta, KLM, andVirgin Atlantic from Portsmouth to Mexico City. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know
8.0
Very Good

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Mexico City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Mexico City from Portsmouth?

    Located just 5.5 mi from the city center, Mexico City Benito Juarez is the airport most travelers will use when flying to Mexico City from Portsmouth. Booking flights from Portsmouth to Benito Juarez (MEX) should be relatively easy as there are 0 daily inbound flights from Portsmouth from 11 different airlines.

  • What are the cheapest airlines to fly from Portsmouth to Mexico City one-way?

    One-way options have recently been found by users for as low as £1,454 on Delta. Other airlines that offer cheap prices include KLM from £1,681 and Virgin Atlantic from £1,682 one-way.

  • What are the most reliable airlines from Portsmouth to Mexico City?

    The top 3 most reliable airlines when flying from Portsmouth to Mexico City are Garuda Indonesia (100%), Virgin Atlantic (89%) and Aeromexico (88%).

  • What are the cheapest flights from Portsmouth to Mexico City?

    While on average a flight from Portsmouth to Mexico City is generally £1,149, our data shows the cheapest flight currently is £429. When looking at the most popular route, (Southampton Eastleigh - Mexico City Benito Juarez), you can expect to pay £997 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portsmouth 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 Portsmouth to Mexico City?

    Currently, April is the cheapest month in which you can book a flight from Portsmouth to Mexico City (average of £791). Flying from Portsmouth to Mexico City in July is currently the most expensive (average of £1,261). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Portsmouth to Mexico City

Discover the top 10 airlines that operate flights from Portsmouth to Mexico City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£490Average£692FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£505Average£668FlexibilityNo cancel feeOn-time77%
Search Air France flights
FinnairCheapest£506Average£629FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£522Average£775FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IberiaCheapest£525Average£847FlexibilityNo cancel feeOn-time77%
Search Iberia flights
AeromexicoCheapest£543Average£749FlexibilityNo cancel feeOn-timeN/A
Search Aeromexico flights
United AirlinesCheapest£551Average£812FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£569Average£775FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£614Average£819FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£637Average£896FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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

When you search for this flight from Portsmouth to Mexico City, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Portsmouth to Mexico City for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portsmouth to Mexico City, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Mexico City from Portsmouth today and book when prices fit your budget.

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