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Cheap flights from Porto to Mexico City from £719

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/10. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — MEX
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Porto to Mexico City

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) 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 15 September 2025.

Round-trip from

£719

Popular in

December

Cheapest in

February

Average price

£650
United Airlines
  • United Airlines
  • 29/10-5/11
  • 4 total stops
  • 39h 40m total
  • Porto to Mexico City
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£29 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Porto to Mexico City

Cheapest flights from Porto to Mexico City
Explore the most affordable flight options available from Porto to Mexico City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Wed 29/1012:30OPO - MEX
2 stops21h 35mUnited Airlines
Wed 5/1115:20MEX - OPO
2 stops18h 05mUnited Airlines
Deal found 14/9£719
Thu 9/1006:00OPO - MEX
1 stop18h 30mLufthansa
Thu 16/1019:50MEX - OPO
1 stop19h 55mLufthansa
Deal found 14/9£745
Tue 11/1116:15OPO - MEX
1 stop32h 45mLufthansa
Sat 15/1119:45MEX - OPO
1 stop21h 55mLufthansa
Deal found 15/9£745
Sat 27/1220:40OPO - MEX
1 stop28h 00mIberia
Sat 10/120:30MEX - OPO
1 stop13h 30mIberia
Deal found 14/9£805
Wed 5/1106:00OPO - MEX
1 stop19h 00mLufthansa
Sat 8/1119:45MEX - OPO
1 stop21h 55mLufthansa
Deal found 15/9£843
Tue 11/1110:05OPO - MEX
3 stops59h 55mEmirates
Sat 15/1119:40MEX - OPO
3 stops40h 25mEmirates
Deal found 15/9£1,887
Sat 27/1211:00OPO - MEX
3 stops35h 00mEmirates
Sat 10/119:40MEX - OPO
3 stops37h 40mEmirates
Deal found 15/9£2,543
Thu 9/1010:00OPO - MEX
3 stops36h 05mEmirates
Thu 16/1018:45MEX - OPO
3 stops46h 55mEmirates
Deal found 14/9£2,590

Cheapflights Fare Finder

 
Customise your flight search to find flights from Porto 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 15 September 2025.
Use the filters below to find and compare flights from Porto to Mexico City that are best for you.

Fly from

Porto

Fly to

Mexico City

Route

Depart

Return

Price

PortoMexico City

OPO - MEX

OPOMEX

Porto

Wed 29/10

12:30-04:05

2 stops21h 35m

Mexico City Benito Juarez

Wed 5/11

15:20-15:25

2 stops18h 05m

£719

PortoMexico City

OPO - MEX

OPOMEX

Porto

Thu 9/10

06:00-17:30

1 stop18h 30m

Mexico City Benito Juarez

Thu 16/10

19:50-22:45

1 stop19h 55m

£745

PortoMexico City

OPO - MEX

OPOMEX

Porto

Tue 11/11

16:15-19:00

1 stop32h 45m

Mexico City Benito Juarez

Sat 15/11

19:45-23:40

1 stop21h 55m

£745

PortoMexico City

OPO - MEX

OPOMEX

Porto

Sat 27/12

20:40-18:40

1 stop28h 00m

Mexico City Benito Juarez

Sat 10/1

20:30-16:00

1 stop13h 30m

£805

PortoMexico City

OPO - MEX

OPOMEX

Porto

Wed 5/11

06:00-19:00

1 stop19h 00m

Mexico City Benito Juarez

Sat 8/11

19:45-22:25

2 stops20h 40m

£868

PortoMexico City

OPO - MEX

OPOMEX

Porto

Tue 11/11

10:05-16:00

3 stops59h 55m

Mexico City Benito Juarez

Sat 15/11

19:40-18:05

3 stops40h 25m

£1,887

PortoMexico City

OPO - MEX

OPOMEX

Porto

Sat 27/12

11:00-16:00

3 stops35h 00m

Mexico City Benito Juarez

Sat 10/1

19:40-15:20

3 stops37h 40m

£2,543

PortoMexico City

OPO - MEX

OPOMEX

Porto

Thu 9/10

10:00-15:05

3 stops36h 05m

Mexico City Benito Juarez

Thu 16/10

18:45-00:40

3 stops46h 55m

£2,590

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Best time to book a flight from Porto to Mexico City

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

How far ahead should I book a flight from Porto to Mexico City?

Use this chart to determine the optimal time to book a return flight from Porto to Mexico City. Price data was last updated on 12 September 2025.

To ensure you get the cheapest price possible for a flight from Porto to Mexico City, you should look to book at least 70 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, April is the cheapest month in which you can book a flight from Porto to Mexico City (average of £791). Flying from Porto 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.

How much does it cost for a return flight from Porto to Mexico City?

Related info for your journey

Find useful and relevant information for your journey from Porto 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 Porto to Mexico City?

    A quick flight from Porto to Mexico City can take about 18h 30m. United Airlines provides one of the quickest options available for as low as £745. Porto and Mexico City are separated by a distance of 5359 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Porto to Mexico City (average of £791). Flying from Porto 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.

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

Need flexible booking options for your flight to Mexico City from Porto? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from Porto to Mexico City and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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