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Cheap flights from Chiang Mai to Portugal from ฿15,058

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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — LIS
17 Aug — 24 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Chiang Mai to Portugal

Enter your travel dates to find the best prices.

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 18 July 2026.

Thu 13/808:45
CNX
-
LIS
3 stops39h 40m
Multiple Airlines
Sat 22/807:00
LIS
-
CNX
3 stops33h 50m
Multiple Airlines
Deal found 17/7฿36,704
Sat 21/1109:10
CNX
-
LIS
1 stop28h 45m
เอทิฮัดแอร์เวย์
Wed 25/1108:15
LIS
-
CNX
1 stop14h 50m
เอทิฮัดแอร์เวย์
Deal found 15/7฿36,738
Fri 6/1108:50
CNX
-
LIS
1 stop29h 05m
เอทิฮัดแอร์เวย์
Tue 10/1108:15
LIS
-
CNX
1 stop14h 50m
เอทิฮัดแอร์เวย์
Deal found 12/7฿37,040
Thu 20/821:20
CNX
-
LIS
3 stops32h 20m
Multiple Airlines
Sat 29/809:10
LIS
-
CNX
3 stops31h 40m
Multiple Airlines
Deal found 17/7฿37,410
Fri 7/814:30
CNX
-
LIS
3 stops39h 10m
Multiple Airlines
Sat 15/809:50
LIS
-
CNX
3 stops31h 35m
Multiple Airlines
Deal found 13/7฿40,536
Sat 8/813:15
CNX
-
LIS
3 stops37h 05m
Multiple Airlines
Sat 15/809:50
LIS
-
CNX
3 stops31h 35m
Multiple Airlines
Deal found 13/7฿41,443

Find flight deals from Chiang Mai to Portugal

Keep the following information in mind while searching for Chiang Mai to Portugal flight deals. Data was last updated 18 July 2026.

Round-trip from

฿36,704

One-way from

฿15,058
13/8-22/8
  • 13/8-22/8
  • 6 total stops
  • 73h 30m total
  • Chiang Mai to Portugal
Search Deals
12/1
  • 12/1
  • 3 total stops
  • 45h 20m total
  • Chiang Mai to Portugal
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Chiang Mai to Portugal 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 17,341 searches. Data last updated 18 July 2026.
Use the filters below to find and compare flights from Chiang Mai to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Chiang MaiLisbon

CNX - LIS

CNXLIS

Chiang Mai

Sat 21/11

09:10-06:55

1 stop28h 45m

Lisbon Humberto Delgado

Wed 25/11

08:15-06:05

1 stop14h 50m

฿36,704

Chiang MaiLisbon

CNX - LIS

CNXLIS

Chiang Mai

Fri 6/11

08:50-06:55

1 stop29h 05m

Lisbon Humberto Delgado

Tue 10/11

08:15-06:05

1 stop14h 50m

฿37,040

Chiang MaiLisbon

CNX - LIS

CNXLIS

Chiang Mai

Sat 21/11

19:45-15:25

2 stops50h 40m

Lisbon Humberto Delgado

Wed 25/11

16:10-11:20

2 stops36h 10m

฿41,847

Chiang MaiLisbon

CNX - LIS

CNXLIS

Chiang Mai

Fri 31/7

13:15-16:45

3 stops33h 30m

Lisbon Humberto Delgado

Fri 7/8

05:35-15:15

3 stops27h 40m

฿44,166

Chiang MaiLisbon

CNX - LIS

CNXLIS

Chiang Mai

Fri 6/11

12:10-15:25

2 stops58h 15m

Lisbon Humberto Delgado

Tue 10/11

16:10-11:20

2 stops36h 10m

฿44,704

Chiang MaiLisbon

CNX - LIS

CNXLIS

Chiang Mai

Sat 8/8

20:00-23:20

2 stops33h 20m

Lisbon Humberto Delgado

Sat 15/8

07:10-23:25

3 stops34h 15m

฿45,477
Cheapest one-way

Chiang MaiLisbon

CNX - LIS

CNXLIS

Chiang Mai

Tue 12/1

22:30-12:50

3 stops45h 20m

฿15,058

Chiang MaiLisbon

CNX - LIS

CNXLIS

Chiang Mai

Mon 11/1

07:05-12:50

3 stops36h 45m

฿15,159

Chiang MaiLisbon

CNX - LIS

CNXLIS

Chiang Mai

Sun 10/1

12:05-19:00

3 stops37h 55m

฿19,192
Fastest single journey

Chiang MaiLisbon

CNX - LIS

CNXLIS

Chiang Mai

Tue 12/1

09:10-06:55

1 stop28h 45m

฿26,150

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 11 resultsSorted by cheapest first
1
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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.
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 Chiang Mai to Portugal

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

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to Portugal. 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 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 28h 45m. 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.

See more FAQs

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.

Complete your trip

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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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?

Of course! You can now track prices for flights from Chiang Mai to Portugal 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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