How long is the flight from Chiang Mai to Portugal?

Departing from Chiang Mai to Portugal will take you 41h 15m. Chiang Mai and Portugal are separated by a distance of 10177 km.

In terms of precipitation, rainfall in Portugal ranges from 6.0 - 122.0 inches per month. December is typically the wettest month, when rainfall can reach 122.0 mm. July is typically the driest time to visit Portugal when rainfall is around 6.0 mm.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest time of day to fly from CNX to PT?

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

What airport do you fly from for flights from Chiang Mai to Portugal?

Chiang Mai (CNX), located 3.1 km from the city centre, is the airport you fly out of when you book flights from Chiang Mai to Portugal.

Can I find deals for flights from Chiang Mai to Portugal that include hotel bookings?

Yes. In addition to deals on Chiang Mai to Portugal flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Chiang Mai to Portugal?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chiang Mai to Portugal.

Can I find deals for business class flights from Chiang Mai to Portugal?

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

฿33,025+ Cheap Flights from Chiang Mai to Portugal

Cheap flight deals from Chiang Mai to Portugal

Enter your travel dates to find the best prices.

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Cheapest flights from Chiang Mai to Portugal
Explore the most affordable flight options available from Chiang Mai to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2026.

Mon 14/920:00 -

2 stops41h 15m

Thu 17/909:10 -

2 stops28h 00m

Deal found 26/8฿33,025

Find flight deals from Chiang Mai to Portugal

Round-trip from	฿33,025

เอทิฮัดแอร์เวย์
14/9-17/9
4 total stops
69h 15m total
Chiang Mai to Portugal

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Route

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Price

Cheapest return flight

Fastest return journey

Chiang MaiLisbon

CNX Chiang Mai - LIS Lisbon Humberto Delgado

CNXLIS

Chiang Mai

Mon 14/9

20:00-07:15

2 stops41h 15m

Lisbon Humberto Delgado

Thu 17/9

09:10-19:10

2 stops28h 00m

฿33,025

Cheapest one-way

Fastest single journey

Chiang MaiLisbon

CNX Chiang Mai - LIS Lisbon Humberto Delgado

CNXLIS

Chiang Mai

Sun 11/10

20:00-17:00

2 stops27h 00m

฿67,458

Chiang MaiLisbon

CNX Chiang Mai - LIS Lisbon Humberto Delgado

CNXLIS

Chiang Mai

Fri 9/10

20:00-15:50

2 stops49h 50m

฿82,725

Chiang MaiLisbon

CNX Chiang Mai - LIS Lisbon Humberto Delgado

CNXLIS

Chiang Mai

Sun 11/10

21:45-20:15

1 stop28h 30m

฿144,450

Chiang MaiLisbon

CNX Chiang Mai - LIS Lisbon Humberto Delgado

CNXLIS

Chiang Mai

Sat 10/10

21:45-20:20

1 stop28h 35m

฿144,450

Chiang MaiLisbon

CNX Chiang Mai - LIS Lisbon Humberto Delgado

CNXLIS

Chiang Mai

Thu 8/10

21:45-20:15

1 stop28h 30m

฿174,395

Flights are sorted by cheapest return flights first.

Deals found on 23/8

Sorted by cheapest first

Best time to book a flight from Chiang Mai to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Chiang Mai with our price prediction graph.

CNX-LIS

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.

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Everything you need to know about your flight from Chiang Mai to Portugal

CNX-PT0

CNX-LIS

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly from for flights from Chiang Mai to Portugal?
Chiang Mai (CNX), located 3.1 km from the city centre, is the airport you fly out of when you book flights from Chiang Mai to Portugal.
How long is the flight from Chiang Mai to Portugal?
Departing from Chiang Mai to Portugal will take you 41h 15m. Chiang Mai and Portugal are separated by a distance of 10177 km.
Can I find deals for flights from Chiang Mai to Portugal that include hotel bookings?
Yes. In addition to deals on Chiang Mai to Portugal flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Chiang Mai to Portugal?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chiang Mai to Portugal.
Can I find deals for business class flights from Chiang Mai to Portugal?
Yes. Cheapflights offers flight deals from Chiang Mai to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Chiang Mai to Portugal. 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 Chiang Mai to Portugal?

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 Chiang Mai to Portugal.

Can Cheapflights find flights from Chiang Mai to Portugal with no change fees?

Need flexible booking options for your flight to Portugal from Chiang Mai? 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 Chiang Mai to Portugal become cheaper?

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Cheap flights from Chiang Mai to Portugal from ฿33,025

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Chiang Mai to Portugal

Cheapest flights from Chiang Mai to PortugalExplore the most affordable flight options available from Chiang Mai to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2026.

Explore the most affordable flight options available from Chiang Mai to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2026.

Best flights from Chiang Mai to PortugalDiscover carefully curated flight deals from Chiang Mai to Portugal that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Discover carefully curated flight deals from Chiang Mai to Portugal that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Last-minute flights from Chiang Mai to PortugalDiscover last-minute flight deals from Chiang Mai to Portugal. Data last updated 27 August 2026 and is based on user searches.

Discover last-minute flight deals from Chiang Mai to Portugal. Data last updated 27 August 2026 and is based on user searches.

One-way flights from Chiang Mai to PortugalSearch for one-way flight options from Chiang Mai to Portugal. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.

Search for one-way flight options from Chiang Mai to Portugal. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.

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Best time to book a flight from Chiang Mai to Portugal

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Related info for your journey

What airport do you fly from for flights from Chiang Mai to Portugal?

How long is the flight from Chiang Mai to Portugal?

Can I find deals for flights from Chiang Mai to Portugal that include hotel bookings?

How can I find direct flights from Chiang Mai to Portugal?

Can I find deals for business class flights from Chiang Mai to Portugal?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chiang Mai to Portugal

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Portugal by adding a car rental and/or hotel reservation to your travel itinerary.

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Chiang Mai and Portugal flights

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How does Cheapflights help users find flights from Chiang Mai to Portugal?

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Can Cheapflights find flights from Chiang Mai to Portugal with no change fees?

Can Cheapflights notify me if prices for flights from Chiang Mai to Portugal become cheaper?

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Travel Smart

Cheapest flights from Chiang Mai to Portugal
Explore the most affordable flight options available from Chiang Mai to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2026.

Best flights from Chiang Mai to Portugal
Discover carefully curated flight deals from Chiang Mai to Portugal that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Last-minute flights from Chiang Mai to Portugal
Discover last-minute flight deals from Chiang Mai to Portugal. Data last updated 27 August 2026 and is based on user searches.

One-way flights from Chiang Mai to Portugal
Search for one-way flight options from Chiang Mai to Portugal. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.