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Cheap flights from Chiang Mai to Portugal from ฿39,757

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — LIS
20 Jul — 27 Jul1
1 adult

Cheap 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 15 July 2025.

Round-trip from

฿39,757
28/7-4/8
  • 28/7-4/8
  • 6 total stops
  • 76h 05m total
  • Chiang Mai to Portugal

Find flight deals from Chiang Mai to Portugal

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 15 July 2025.

Mon 28/706:30CNX - LIS
3 stops42h 10mMultiple Airlines
Mon 4/805:55LIS - CNX
3 stops33h 55mMultiple Airlines
Deal found 14/7฿39,757

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 15 July 2025.
Use the filters below to find and compare flights from Chiang Mai to Portugal that are best for you.

Fly from

Chiang Mai

Fly to

Portugal

Route

Depart

Return

Price

Chiang MaiLisbon

CNX - LIS

CNXLIS

Chiang Mai

Mon 28/7

06:30-18:40

3 stops42h 10m

Lisbon Humberto Delgado

Mon 4/8

05:55-21:50

3 stops33h 55m

฿39,757

Flights are sorted by cheapest return flights first.

Deals found on 14/7

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.

  • 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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Alternative routes for Chiang Mai to Portugal

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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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