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.
Find 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 15 July 2025.
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.
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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.
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Fly from
Fly to
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
Best time to book a flight from 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?
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