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Cheap flights from Portland to Chiang Mai from $541

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Portland to Chiang Mai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:04 am - 2:20 pmPDX  Portland-CNX Chiang Mai
40h 16m2 stops San Francisco Shanghai Pu Dong
Multiple Airlines Logo
3:35 pm - 11:18 pmCNX  Chiang Mai-PDX Portland
46h 43m2 stops Shanghai Pu Dong Los Angeles Los Angeles
$903Multiple Airlines
Mon, Nov 2 - Tue, Nov 17
Multiple Airlines Logo
5:04 pm - 9:50 pmPDX  Portland-CNX Chiang Mai
37h 46m2 stops Los Angeles Los Angeles Beijing Capital
Multiple Airlines Logo
11:05 pm - 1:30 pmCNX  Chiang Mai-PDX Portland
29h 25m2 stops Beijing Capital San Francisco
$914Multiple Airlines
Mon, Nov 2 - Fri, Nov 13
Multiple Airlines Logo
9:32 pm - 9:50 pmPDX  Portland-CNX Chiang Mai
57h 18m2 stops San Francisco Beijing Capital
Multiple Airlines Logo
11:05 pm - 9:31 amCNX  Chiang Mai-PDX Portland
49h 26m2 stops Beijing Capital Los Angeles Los Angeles
$948Multiple Airlines
Fri, Nov 6 - Sun, Nov 15
Multiple Airlines Logo
7:04 am - 9:05 amPDX  Portland-CNX Chiang Mai
35h 01m3 stops San Francisco Shanghai Pu Dong Kunming Changshui
Multiple Airlines Logo
4:25 pm - 8:31 pmCNX  Chiang Mai-PDX Portland
43h 06m3 stops Kunming Changshui Shanghai Pu Dong Los Angeles Los Angeles
$952Multiple Airlines
Mon, Nov 2 - Tue, Nov 17
Multiple Airlines Logo
7:04 am - 2:20 pmPDX  Portland-CNX Chiang Mai
40h 16m2 stops San Francisco Shanghai Pu Dong
Multiple Airlines Logo
3:35 pm - 11:18 pmCNX  Chiang Mai-PDX Portland
46h 43m2 stops Shanghai Pu Dong Los Angeles Los Angeles
$965Multiple Airlines
Sat, Nov 7 - Sat, Nov 14
Korean Air Logo
7:00 am - 10:55 pmPDX  Portland-CNX Chiang Mai
24h 55m2 stops Seattle/Tacoma Intl Incheon Intl
Korean Air Logo
12:15 am - 10:19 pmCNX  Chiang Mai-PDX Portland
37h 04m2 stops Incheon Intl Los Angeles Los Angeles
$998Korean Air
Mon, Nov 2 - Wed, Nov 4
Korean Air Logo
6:40 am - 10:55 pmPDX  Portland-CNX Chiang Mai
25h 15m2 stops Seattle/Tacoma Intl Incheon Intl
Korean Air Logo
12:15 am - 4:13 pmCNX  Chiang Mai-PDX Portland
30h 58m2 stops Incheon Intl Los Angeles Los Angeles
$998Korean Air
Thu, Jan 21 - Wed, Jan 27
Korean Air Logo
5:10 pm - 10:55 pmPDX  Portland-CNX Chiang Mai
38h 45m2 stops Los Angeles Los Angeles Incheon Intl
Korean Air Logo
12:15 am - 7:28 pmCNX  Chiang Mai-PDX Portland
34h 13m2 stops Incheon Intl Los Angeles Los Angeles
$998Korean Air
Tue, Feb 2 - Mon, Feb 15
Korean Air Logo
6:30 am - 10:55 pmPDX  Portland-CNX Chiang Mai
25h 25m2 stops Los Angeles Los Angeles Incheon Intl
Korean Air Logo
12:15 am - 7:28 pmCNX  Chiang Mai-PDX Portland
34h 13m2 stops Incheon Intl Los Angeles Los Angeles
$998Korean Air
Thu, Jan 21 - Tue, Feb 2
Korean Air Logo
6:40 am - 10:55 pmPDX  Portland-CNX Chiang Mai
25h 15m2 stops Seattle/Tacoma Intl Incheon Intl
Korean Air Logo
12:15 am - 4:59 pmCNX  Chiang Mai-PDX Portland
31h 44m2 stops Incheon Intl Seattle/Tacoma Intl
$998Korean Air
Fri, Jan 22 - Tue, Jan 26

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Air Canada flights from Portland to Chiang Mai

Our best Air Canada deals on Portland to Chiang Mai flight tickets
Air Canada
Sep 7
PDX7:45 pmPortland
23h 00m
2 stops
CNX8:45 amChiang Mai
Sep 10
CNX9:10 pmChiang Mai
26h 21m
2 stops
PDX9:31 amPortland
$1,744
Air Canada
Sep 7
PDX10:10 amPortland
32h 35m
2 stops
CNX8:45 amChiang Mai
Sep 10
CNX9:10 pmChiang Mai
26h 21m
2 stops
PDX9:31 amPortland
$1,745
Air Canada
Sep 7
PDX10:10 amPortland
32h 35m
2 stops
CNX8:45 amChiang Mai
Sep 10
CNX9:10 pmChiang Mai
26h 21m
2 stops
PDX9:31 amPortland
$1,846

Qatar Airways flights from Portland to Chiang Mai

Our best Qatar Airways deals on Portland to Chiang Mai flight tickets
Qatar Airways
Aug 31
PDX11:48 amPortland
33h 27m
3 stops
CNX11:15 amChiang Mai
Sep 5
CNX8:00 pmChiang Mai
37h 53m
3 stops
PDX7:53 pmPortland
$1,655
Qatar Airways
Aug 31
PDX11:48 amPortland
33h 27m
3 stops
CNX11:15 amChiang Mai
Sep 5
CNX8:00 pmChiang Mai
37h 53m
3 stops
PDX7:53 pmPortland
$1,656
Qatar Airways
Aug 31
PDX11:48 amPortland
33h 27m
3 stops
CNX11:15 amChiang Mai
Sep 5
CNX8:00 pmChiang Mai
40h 01m
3 stops
PDX10:01 pmPortland
$1,747

momondo Fare Finder

 
Use the filters below to find and compare flights from Portland to Chiang Mai that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 11/2

7:04 am-2:20 pm

2 stops40h 16m

Chiang Mai

Tue 11/17

3:35 pm-11:18 pm

2 stops46h 43m

$903

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 11/2

5:04 pm-9:50 pm

2 stops37h 46m

Chiang Mai

Fri 11/13

11:05 pm-1:30 pm

2 stops29h 25m

$914

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Fri 11/6

9:32 pm-9:50 pm

2 stops57h 18m

Chiang Mai

Sun 11/15

11:05 pm-9:31 am

2 stops49h 26m

$948

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 11/2

7:04 am-9:05 am

3 stops35h 01m

Chiang Mai

Tue 11/17

4:25 pm-8:31 pm

3 stops43h 06m

$952

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Sat 11/7

7:04 am-2:20 pm

2 stops40h 16m

Chiang Mai

Sat 11/14

3:35 pm-11:18 pm

2 stops46h 43m

$965

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 11/2

7:00 am-10:55 pm

2 stops24h 55m

Chiang Mai

Wed 11/4

12:15 am-10:19 pm

2 stops37h 04m

$998
Quickest round-trip

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Thu 1/21

6:40 am-10:55 pm

2 stops25h 15m

Chiang Mai

Wed 1/27

12:15 am-4:13 pm

2 stops30h 58m

$998

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Tue 2/2

5:10 pm-10:55 pm

2 stops38h 45m

Chiang Mai

Mon 2/15

12:15 am-7:28 pm

2 stops34h 13m

$998

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Thu 1/21

6:30 am-10:55 pm

2 stops25h 25m

Chiang Mai

Tue 2/2

12:15 am-7:28 pm

2 stops34h 13m

$998

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Fri 1/22

6:40 am-10:55 pm

2 stops25h 15m

Chiang Mai

Tue 1/26

12:15 am-4:59 pm

2 stops31h 44m

$998

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chiang Mai from

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

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

Korean Air is the most popular carrier operating from Portland to Chiang Mai

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

$541

Fastest flight time

25h 15m

Direct flights

None
The best one-way flight to Chiang Mai from Portland in the past 72 hours is $541. The best round-trip flight deal from Portland to Chiang Mai found on momondo in the last 72 hours is $903.
The fastest flight from Portland to Chiang Mai takes 25h 15m
There are no direct flights from Portland to Chiang Mai. There are no popular flight routes from Portland to Chiang Mai.
Search flight deals

Frequently asked questions about flying from Portland to Chiang Mai

  • 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 25h 15m.

  • 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 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.

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.

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