What airlines fly to Chiang Mai?

Korean Air, Delta and EVA Air are the top three most popular airlines that fly to Chiang Mai from Portland according to our data. Korean Air is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Chiang Mai. Keep in mind that there are 3 different airlines that fly to Chiang Mai on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Portland to Chiang Mai?

STARLUX Airlines, China Airlines, and Delta are the most popular carriers operating from Portland to Chiang Mai

When did momondo last update prices for flights from Portland Airport to Chiang Mai Airport?

Prices for flights from Portland Airport to Chiang Mai Airport refresh daily.

How many operators does momondo search for flights from Portland Airport to Chiang Mai Airport?

There are 3 operators available for flights from Portland Airport to Chiang Mai Airport as of June 2025.

How old do you have to be to fly from Portland Airport to Chiang Mai Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Chiang Mai Airport.

What documentation or ID do you need to fly to Chiang Mai Airport?

The travel and health documents you'll need for your trip to Chiang Mai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chiang Mai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$468 Cheap Flights from Portland to Chiang Mai in 2025

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Find the cheapest flights from Portland to Chiang Mai

Round-trip

One-way

Last minute

Cheap round-trip flights

5:30 pm - 10:25 amPDX-CNX

25h 55m2 stops

11:25 am - 11:19 pmCNX-PDX

26h 54m2 stops

$895China Airlines

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Mon, Nov 10 - Wed, Dec 3

8:45 pm - 3:55 pmPDX-CNX

28h 10m2 stops

4:55 pm - 10:26 pmCNX-PDX

44h 31m2 stops

$904STARLUX Airlines

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Sun, Nov 16 - Tue, Dec 9

7:10 am - 11:05 pmPDX-CNX

24h 55m2 stops

12:15 am - 8:49 pmCNX-PDX

35h 34m2 stops

$929Delta

Find Deal

Tue, Nov 18 - Sun, Dec 7

7:10 am - 11:05 pmPDX-CNX

24h 55m2 stops

12:15 am - 4:12 pmCNX-PDX

30h 57m2 stops

$934Korean Air

Find Deal

Mon, Nov 10 - Tue, Dec 2

5:10 pm - 11:05 pmPDX-CNX

38h 55m2 stops

12:15 am - 4:12 pmCNX-PDX

30h 57m2 stops

$941Korean Air

Find Deal

Sun, Nov 16 - Mon, Dec 8

7:10 am - 11:05 pmPDX-CNX

24h 55m2 stops

12:15 am - 4:31 pmCNX-PDX

31h 16m2 stops

$969Delta

Find Deal

Tue, Nov 18 - Sat, Dec 6

3:38 pm - 10:35 amPDX-CNX

27h 57m2 stops

11:50 am - 12:03 amCNX-PDX

27h 13m2 stops

$1,000EVA Air

Find Deal

Tue, Nov 18 - Wed, Dec 10

6:00 am - 3:25 pmPDX-CNX

42h 25m3 stops

3:35 pm - 4:28 pmCNX-PDX

39h 53m2 stops

$1,022

Find Deal

Tue, Nov 18 - Wed, Dec 10

10:00 pm - 10:25 amPDX-CNX

22h 25m2 stops

11:35 am - 6:20 amCNX-PDX

32h 45m2 stops

$1,037EVA Air

Find Deal

Sat, Oct 4 - Mon, Oct 13

6:00 am - 3:25 pmPDX-CNX

43h 25m3 stops

3:35 pm - 4:50 pmCNX-PDX

40h 15m2 stops

$1,068

Find Deal

Fri, Oct 31 - Wed, Nov 19

China Airlines flights from Portland to Chiang Mai

Our best China Airlines deals on Portland to Chiang Mai flight tickets

China Airlines

Nov 10

PDX5:30 pmPortland

25h 55m

2 stops

CNX10:25 amChiang Mai

Dec 3

CNX11:25 amChiang Mai

26h 54m

2 stops

PDX11:19 pmPortland

$895

Find similar

China Airlines

Aug 30

PDX8:10 pmPortland

48h 10m

2 stops

CNX10:20 amChiang Mai

Sep 13

CNX11:20 amChiang Mai

26h 54m

2 stops

PDX12:14 amPortland

$956

Find similar

China Airlines

Sep 13

PDX8:10 pmPortland

48h 10m

2 stops

CNX10:20 amChiang Mai

Sep 21

CNX11:20 amChiang Mai

23h 10m

2 stops

PDX8:30 pmPortland

$957

Find similar

STARLUX Airlines flights from Portland to Chiang Mai

Our best STARLUX Airlines deals on Portland to Chiang Mai flight tickets

STARLUX Airlines

Nov 16

PDX8:45 pmPortland

28h 10m

2 stops

CNX3:55 pmChiang Mai

Dec 9

CNX4:55 pmChiang Mai

44h 31m

2 stops

PDX10:26 pmPortland

$904

Find similar

STARLUX Airlines

Nov 16

PDX8:45 pmPortland

28h 10m

2 stops

CNX3:55 pmChiang Mai

Dec 11

CNX4:55 pmChiang Mai

40h 58m

2 stops

PDX6:53 pmPortland

$924

Find similar

STARLUX Airlines

Jul 10

PDX9:59 pmPortland

28h 21m

2 stops

CNX4:20 pmChiang Mai

Jul 22

CNX5:20 pmChiang Mai

43h 36m

2 stops

PDX10:56 pmPortland

$1,146

Find similar

How to get the cheapest flight ticket from Portland to Chiang Mai

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Chiang Mai?

If you don’t want to visit Chiang Mai in May, then you should wait until October to fly from Portland, when ticket prices are also cheap, with an average price of $1,046.

What is the cheapest day to depart on your flight to Chiang Mai?

The cheapest day to depart from Portland to Chiang Mai is on a Wednesday. Travelers who choose to depart for Chiang Mai on a Wednesday will often find tickets for as low as $1,172. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Chiang Mai for around $1,526.

What is the cheapest time of day to depart on your flight to Chiang Mai?

Flying to Chiang Mai from Portland in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,172 when looking at flights departing in the morning. Flights to Chiang Mai are more costly at noon, with an average ticket price of $1,991. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Portland to Chiang Mai

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Chiang Mai according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Portland to Chiang Mai (PDX to CNX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Chiang Mai

Best Price Found	$468
Fastest flight time	20h 41m
Direct flights	None
Airports in Chiang Mai	1 airport

The best one-way flight to Chiang Mai from Portland in the past 72 hours is $468. The best round-trip flight deal from Portland to Chiang Mai found on momondo in the last 72 hours is $895.

The fastest flight from Portland to Chiang Mai takes 20h 41m

There are no direct flights from Portland to Chiang Mai. Popular non-direct route for this connection is Portland Airport - Chiang Mai Airport.

There is 1 airport near Chiang Mai: Chiang Mai (CNX)

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How far is Portland to Chiang Mai by plane?
Chiang Mai is 7278.1 mi away from Portland. A reasonable flight in good conditions will take 20h 41m.
When did momondo last update prices for flights from Portland Airport to Chiang Mai Airport?
Prices for flights from Portland Airport to Chiang Mai Airport refresh daily.
How many operators does momondo search for flights from Portland Airport to Chiang Mai Airport?
There are 3 operators available for flights from Portland Airport to Chiang Mai Airport as of June 2025.
How old do you have to be to fly from Portland Airport to Chiang Mai Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Chiang Mai Airport.
What documentation or ID do you need to fly to Chiang Mai Airport?
The travel and health documents you'll need for your trip to Chiang Mai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chiang Mai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Portland to Chiang Mai?
momondo data reveals that the most frequently booked airline on the route from Portland to Chiang Mai is Korean Air, representing 39% of all bookings. The subsequent popular airlines are Delta at 32% and EVA Air at 29%.

Best airlines flying from Portland to Chiang Mai

Compare and see reviews for airlines that fly from Portland to Chiang Mai with momondo

Airline	Rating	Free Cancellation	Price
Korean Air	PriceFrom $789	Free Cancellation	Rating 8.4 1,101 reviews	Search Korean Air flights
Delta	PriceFrom $790	Free Cancellation	Rating 8.0 7,969 reviews	Search Delta flights
EVA Air	PriceFrom $1,030	Free Cancellation	Rating 8.4 1,210 reviews	Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Chiang Mai?

It is quick and easy to find Portland to Chiang Mai flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chiang Mai that suits you.

Can I find flights from Portland to Chiang Mai with flexible booking policies on momondo?

Flights from Portland to Chiang Mai with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland to Chiang Mai?

Once all potential Portland to Chiang Mai flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Portland to Chiang Mai right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Portland to Chiang Mai flights. All you need is a valid email address and we will do the rest; it is that quick and easy.