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Cheap flights from Porto to Mexico City from £519

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — MEX
18 Feb — 25 Feb1
1 adult
1 adult, Economy, 0 bags

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 19 January 2026.

Round-trip from

£549

One-way from

£519

Popular in

January

Cheapest in

February

Average price

£1,031
KLM
  • KLM
  • 5/3-19/3
  • 2 total stops
  • 56h 15m total
  • Porto to Mexico City
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Air Europa
  • Air Europa
  • 16/3
  • 1 total stop
  • 19h 05m total
  • Porto to Mexico City
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£33 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£21 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find 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 19 January 2026.

Thu 5/305:00
OPO
-
MEX
1 stop20h 40m
KLM
Thu 19/321:50
MEX
-
OPO
1 stop35h 35m
KLM
Deal found 17/1£549
Mon 2/305:00
OPO
-
MEX
1 stop20h 40m
KLM
Thu 19/321:50
MEX
-
OPO
1 stop18h 35m
KLM
Deal found 17/1£553
Sun 25/120:05
OPO
-
MEX
2 stops57h 15m
British Airways
Tue 10/206:45
MEX
-
OPO
2 stops29h 00m
British Airways
Deal found 18/1£595
Tue 24/205:00
OPO
-
MEX
1 stop20h 40m
Multiple Airlines
Thu 12/323:05
MEX
-
OPO
1 stop29h 25m
Multiple Airlines
Deal found 18/1£601
Wed 18/206:00
OPO
-
MEX
2 stops37h 35m
United Airlines
Wed 25/209:05
MEX
-
OPO
2 stops18h 25m
United Airlines
Deal found 18/1£631
Thu 7/508:20
OPO
-
MEX
1 stop20h 55m
Iberia
Thu 21/523:55
MEX
-
OPO
1 stop13h 05m
Iberia
Deal found 18/1£648
Thu 5/206:00
OPO
-
MEX
2 stops21h 50m
United Airlines
Fri 27/209:40
MEX
-
OPO
2 stops23h 05m
United Airlines
Deal found 18/1£649
Thu 5/312:35
OPO
-
MEX
2 stops27h 30m
United Airlines
Thu 19/307:10
MEX
-
OPO
1 stop20h 20m
United Airlines
Deal found 17/1£649
Tue 3/312:35
OPO
-
MEX
2 stops17h 35m
United Airlines
Tue 10/308:40
MEX
-
OPO
2 stops21h 00m
United Airlines
Deal found 17/1£653
Sun 25/112:30
OPO
-
MEX
2 stops58h 40m
United Airlines
Thu 5/309:05
MEX
-
OPO
2 stops23h 40m
United Airlines
Deal found 18/1£663
Tue 24/212:35
OPO
-
MEX
2 stops34h 10m
United Airlines
Thu 12/311:25
MEX
-
OPO
2 stops21h 20m
United Airlines
Deal found 18/1£666

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 19 January 2026.
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

Thu 5/3

05:00-19:40

1 stop20h 40m

Mexico City Benito Juarez

Thu 19/3

21:50-15:25

1 stop35h 35m

£549

PortoMexico City

OPO - MEX

OPOMEX

Porto

Mon 2/3

05:00-19:40

1 stop20h 40m

Mexico City Benito Juarez

Thu 19/3

21:50-22:25

1 stop18h 35m

£553

PortoMexico City

OPO - MEX

OPOMEX

Porto

Wed 18/2

06:00-13:35

2 stops37h 35m

Mexico City Benito Juarez

Wed 25/2

09:05-09:30

2 stops18h 25m

£631

PortoMexico City

OPO - MEX

OPOMEX

Porto

Thu 7/5

08:20-22:15

1 stop20h 55m

Mexico City Benito Juarez

Thu 21/5

23:55-20:00

1 stop13h 05m

£648

PortoMexico City

OPO - MEX

OPOMEX

Porto

Sun 15/2

06:00-21:50

2 stops21h 50m

Mexico City Benito Juarez

Sun 22/2

07:50-15:15

2 stops25h 25m

£649

PortoMexico City

OPO - MEX

OPOMEX

Porto

Thu 5/2

06:00-21:50

2 stops21h 50m

Mexico City Benito Juarez

Fri 27/2

09:40-14:45

2 stops23h 05m

£649

PortoMexico City

OPO - MEX

OPOMEX

Porto

Thu 5/3

12:35-11:20

1 stop28h 45m

Mexico City Benito Juarez

Thu 19/3

10:00-09:30

1 stop17h 30m

£649

PortoMexico City

OPO - MEX

OPOMEX

Porto

Tue 3/3

12:35-00:10

2 stops17h 35m

Mexico City Benito Juarez

Tue 10/3

08:40-11:40

2 stops21h 00m

£653

PortoMexico City

OPO - MEX

OPOMEX

Porto

Tue 24/2

12:35-16:45

2 stops34h 10m

Mexico City Benito Juarez

Thu 12/3

11:25-14:45

2 stops21h 20m

£666

PortoMexico City

OPO - MEX

OPOMEX

Porto

Wed 18/2

12:25-22:10

1 stop15h 45m

Mexico City Benito Juarez

Wed 25/2

07:00-07:40

2 stops18h 40m

£672

Flights are sorted by cheapest return flights first.

Deals found on 18/1

Showing 1-10 of 20 results
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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

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 16 January 2026.

To ensure you get the cheapest price possible for a flight from Porto to Mexico City, you should look to book at least 86 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, March is the cheapest month in which you can book a flight from Porto to Mexico City (average of £507). Flying from Porto to Mexico City in July is currently the most expensive (average of £714). 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 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 20h 40m. KLM provides one of the quickest options available for as low as £549. 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, March is the cheapest month in which you can book a flight from Porto to Mexico City (average of £507). Flying from Porto to Mexico City in July is currently the most expensive (average of £714). 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 Porto to Mexico City?

Cheapflights makes it easy to find Porto to Mexico City flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Porto to Mexico City.

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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