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Cheap flights from Porto to Mexico City from £479

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 18/10. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — MEX
2 Sep — 9 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Porto to Mexico City

Enter your travel dates to find the best prices.

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 3 August 2026.

Mon 7/905:00
OPO
-
MEX
1 stop19h 59m
Multiple Airlines
Mon 21/922:05
MEX
-
OPO
1 stop16h 55m
Multiple Airlines
Deal found 29/7£672
Wed 16/911:05
OPO
-
MEX
1 stop16h 55m
Lufthansa
Wed 7/1019:50
MEX
-
OPO
1 stop20h 05m
Lufthansa
Deal found 29/7£673
Wed 16/911:05
OPO
-
MEX
1 stop16h 55m
Lufthansa
Thu 8/1019:50
MEX
-
OPO
2 stops20h 35m
Lufthansa
Deal found 29/7£690
Fri 18/906:00
OPO
-
MEX
2 stops21h 15m
United Airlines
Sun 4/1008:45
MEX
-
OPO
2 stops18h 00m
United Airlines
Deal found 29/7£700
Tue 15/906:00
OPO
-
MEX
2 stops21h 15m
United Airlines
Mon 5/1016:40
MEX
-
OPO
2 stops31h 20m
United Airlines
Deal found 29/7£702
Thu 27/806:00
OPO
-
MEX
2 stops22h 10m
United Airlines
Mon 14/906:30
MEX
-
OPO
2 stops20h 15m
United Airlines
Deal found 30/7£710
Sat 19/905:00
OPO
-
MEX
2 stops18h 50m
Multiple Airlines
Thu 8/1022:05
MEX
-
OPO
1 stop16h 55m
Multiple Airlines
Deal found 30/7£712
Mon 14/912:35
OPO
-
MEX
2 stops27h 00m
United Airlines
Sun 4/1008:45
MEX
-
OPO
2 stops18h 00m
United Airlines
Deal found 29/7£717
Fri 18/909:00
OPO
-
MEX
1 stop16h 45m
United Airlines
Sat 10/1014:15
MEX
-
OPO
2 stops36h 30m
United Airlines
Deal found 29/7£718
Mon 14/912:35
OPO
-
MEX
2 stops27h 00m
United Airlines
Mon 5/1004:40
MEX
-
OPO
2 stops19h 20m
United Airlines
Deal found 29/7£719
Thu 29/1006:00
OPO
-
MEX
2 stops23h 10m
United Airlines
Wed 11/1117:50
MEX
-
OPO
2 stops33h 40m
United Airlines
Deal found 29/7£721

Find 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 3 August 2026.

Round-trip from

£672

One-way from

£479

Popular in

January

Cheapest in

April

Average price

£856
Air France
  • Air France
  • 7/9-21/9
  • 2 total stops
  • 36h 54m total
  • Porto to Mexico City
Search Deals
British Airways
  • British Airways
  • 18/10
  • 2 total stops
  • 31h 50m total
  • Porto to Mexico City
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£62 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

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 3 August 2026.
Use the filters below to find and compare flights from Porto to Mexico City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortoMexico City

OPO - MEX

OPOMEX

Porto

Sat 19/9

05:00-16:50

2 stops18h 50m

Mexico City Benito Juarez

Thu 8/10

22:05-22:00

1 stop16h 55m

£712

PortoMexico City

OPO - MEX

OPOMEX

Porto

Thu 29/10

06:00-09:05

2 stops33h 05m

Mexico City Benito Juarez

Fri 13/11

11:00-09:30

1 stop16h 30m

£721

PortoMexico City

OPO - MEX

OPOMEX

Porto

Fri 28/8

06:20-17:30

2 stops18h 10m

Mexico City Benito Juarez

Sat 19/9

19:50-23:25

2 stops20h 35m

£727

PortoMexico City

OPO - MEX

OPOMEX

Porto

Thu 24/9

06:00-12:00

2 stops37h 00m

Mexico City Benito Juarez

Wed 7/10

12:50-09:45

1 stop13h 55m

£727

PortoMexico City

OPO - MEX

OPOMEX

Porto

Mon 9/11

12:35-11:20

1 stop28h 45m

Mexico City Benito Juarez

Tue 15/12

11:00-09:30

1 stop16h 30m

£740

PortoMexico City

OPO - MEX

OPOMEX

Porto

Mon 24/8

12:10-17:50

2 stops36h 40m

Mexico City Benito Juarez

Fri 11/9

07:10-06:50

1 stop16h 40m

£744

PortoMexico City

OPO - MEX

OPOMEX

Porto

Fri 30/10

12:35-18:00

2 stops35h 25m

Mexico City Benito Juarez

Thu 12/11

08:10-09:30

1 stop19h 20m

£756
Fastest return journey

PortoMexico City

OPO - MEX

OPOMEX

Porto

Tue 25/8

12:15-23:10

2 stops17h 55m

Mexico City Benito Juarez

Thu 10/9

07:10-06:55

1 stop16h 45m

£800

PortoMexico City

OPO - MEX

OPOMEX

Porto

Mon 7/9

21:25-19:45

1 stop29h 20m

Mexico City Benito Juarez

Mon 21/9

11:20-20:05

2 stops25h 45m

£815

PortoMexico City

OPO - MEX

OPOMEX

Porto

Mon 21/9

09:00-18:45

1 stop16h 45m

Mexico City Benito Juarez

Thu 8/10

07:10-09:45

1 stop19h 35m

£837

Flights are sorted by cheapest return flights first.

Deals found on 30/7

Showing 1-10 of 22 resultsSorted by cheapest first
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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

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 £643). Flying from Porto to Mexico City in January is currently the most expensive (average of £1,023). 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?

Airfare is below average for this route at the moment.

Porto to Mexico City flights typically cost between £747 and £897 in September.
The cheapest return price found within the last 5 days was £672 on Multiple Airlines (7 Sept–21 Sept).

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 19h 45m. United Airlines provides one of the quickest options available for as low as £702. Porto and Mexico City are separated by a distance of 5359 mi.

  • 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 £643). Flying from Porto to Mexico City in January is currently the most expensive (average of £1,023). 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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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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