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Cheap flights from Portland to Chiang Mai from $469

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
6:05 pm - 7:30 pmPDX  Portland-CNX Chiang Mai
58h 25m2 stops San Francisco Shanghai Pu Dong
Multiple Airlines Logo
3:35 pm - 10:55 pmCNX  Chiang Mai-PDX Portland
45h 20m2 stops Shanghai Pu Dong Los Angeles
$1,011Multiple Airlines
Fri, Feb 26 - Mon, Mar 15
Multiple Airlines Logo
6:00 am - 2:20 pmPDX  Portland-CNX Chiang Mai
41h 20m2 stops Los Angeles Shanghai Pu Dong
Multiple Airlines Logo
3:35 pm - 11:30 pmCNX  Chiang Mai-PDX Portland
46h 55m2 stops Shanghai Pu Dong Los Angeles
$1,062Multiple Airlines
Mon, Nov 30 - Mon, Dec 7
Multiple Airlines Logo
6:32 am - 2:20 pmPDX  Portland-CNX Chiang Mai
40h 48m2 stops Los Angeles Shanghai Pu Dong
Multiple Airlines Logo
3:35 pm - 10:55 pmCNX  Chiang Mai-PDX Portland
46h 20m2 stops Shanghai Pu Dong Los Angeles
$1,064Multiple Airlines
Tue, Feb 16 - Tue, Feb 23
Multiple Airlines Logo
5:45 pm - 2:20 pmPDX  Portland-CNX Chiang Mai
53h 35m2 stops Los Angeles Shanghai Pu Dong
Multiple Airlines Logo
3:35 pm - 11:30 pmCNX  Chiang Mai-PDX Portland
46h 55m2 stops Shanghai Pu Dong Los Angeles
$1,070Multiple Airlines
Mon, Nov 30 - Mon, Dec 7
Multiple Airlines Logo
2:51 pm - 2:20 pmPDX  Portland-CNX Chiang Mai
56h 29m2 stops Los Angeles Shanghai Pu Dong
Multiple Airlines Logo
8:30 pm - 10:55 pmCNX  Chiang Mai-PDX Portland
41h 25m2 stops Shanghai Pu Dong Los Angeles
$1,077Multiple Airlines
Tue, Feb 16 - Tue, Feb 23
Multiple Airlines Logo
5:30 pm - 2:20 pmPDX  Portland-CNX Chiang Mai
53h 50m2 stops Los Angeles Shanghai Pu Dong
Multiple Airlines Logo
8:30 pm - 10:55 pmCNX  Chiang Mai-PDX Portland
41h 25m2 stops Shanghai Pu Dong Los Angeles
$1,079Multiple Airlines
Tue, Feb 16 - Tue, Feb 23
Multiple Airlines Logo
7:00 am - 2:20 pmPDX  Portland-CNX Chiang Mai
40h 20m2 stops Los Angeles Shanghai Pu Dong
Multiple Airlines Logo
3:35 pm - 11:54 pmCNX  Chiang Mai-PDX Portland
47h 19m2 stops Shanghai Pu Dong Los Angeles
$1,080Multiple Airlines
Tue, Feb 16 - Tue, Feb 23
Multiple Airlines Logo
7:00 am - 2:20 pmPDX  Portland-CNX Chiang Mai
40h 20m2 stops Los Angeles Shanghai Pu Dong
Multiple Airlines Logo
3:35 pm - 11:34 pmCNX  Chiang Mai-PDX Portland
46h 59m2 stops Shanghai Pu Dong Los Angeles
$1,106Multiple Airlines
Fri, Dec 4 - Mon, Dec 21
Multiple Airlines Logo
7:00 am - 2:20 pmPDX  Portland-CNX Chiang Mai
40h 20m2 stops Los Angeles Shanghai Pu Dong
Multiple Airlines Logo
3:35 pm - 3:33 pmCNX  Chiang Mai-PDX Portland
38h 58m2 stops Shanghai Pu Dong Los Angeles
$1,108Multiple Airlines
Fri, Dec 4 - Sun, Dec 20
Multiple Airlines Logo
7:00 am - 2:20 pmPDX  Portland-CNX Chiang Mai
40h 20m2 stops Los Angeles Shanghai Pu Dong
Multiple Airlines Logo
3:35 pm - 9:33 amCNX  Chiang Mai-PDX Portland
56h 58m2 stops Shanghai Pu Dong Los Angeles
$1,109Multiple Airlines
Fri, Dec 4 - Sun, Dec 20

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Qatar Airways flights from Portland to Chiang Mai

Our best Qatar Airways deals on Portland to Chiang Mai flight tickets
Qatar Airways
Feb 16
PDX10:30 amPortland
31h 55m
3 stops
CNX9:25 amChiang Mai
Feb 23
CNX7:45 pmChiang Mai
36h 08m
3 stops
PDX4:53 pmPortland
$1,547
Qatar Airways
Feb 16
PDX6:32 amPortland
35h 53m
3 stops
CNX9:25 amChiang Mai
Feb 23
CNX7:45 pmChiang Mai
39h 05m
3 stops
PDX7:50 pmPortland
$1,765

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

Fri 2/26

6:05 pm-7:30 pm

2 stops58h 25m

Chiang Mai

Mon 3/15

3:35 pm-10:55 pm

2 stops45h 20m

$1,011

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 11/30

6:00 am-2:20 pm

2 stops41h 20m

Chiang Mai

Mon 12/7

3:35 pm-11:30 pm

2 stops46h 55m

$1,062

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Tue 2/16

6:32 am-2:20 pm

2 stops40h 48m

Chiang Mai

Tue 2/23

3:35 pm-10:55 pm

2 stops46h 20m

$1,064

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 11/30

5:45 pm-2:20 pm

2 stops53h 35m

Chiang Mai

Mon 12/7

3:35 pm-11:30 pm

2 stops46h 55m

$1,070

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Tue 2/16

2:51 pm-2:20 pm

2 stops56h 29m

Chiang Mai

Tue 2/23

8:30 pm-10:55 pm

2 stops41h 25m

$1,077

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Tue 2/16

5:30 pm-2:20 pm

2 stops53h 50m

Chiang Mai

Tue 2/23

8:30 pm-10:55 pm

2 stops41h 25m

$1,079

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Tue 2/16

7:00 am-2:20 pm

2 stops40h 20m

Chiang Mai

Tue 2/23

3:35 pm-11:54 pm

2 stops47h 19m

$1,080

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Fri 12/4

7:00 am-2:20 pm

2 stops40h 20m

Chiang Mai

Mon 12/21

3:35 pm-11:34 pm

2 stops46h 59m

$1,106
Quickest round-trip

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Fri 12/4

7:00 am-2:20 pm

2 stops40h 20m

Chiang Mai

Sun 12/20

3:35 pm-3:33 pm

2 stops38h 58m

$1,108

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Fri 12/4

7:00 am-2:20 pm

2 stops40h 20m

Chiang Mai

Sun 12/20

3:35 pm-9:33 am

2 stops56h 58m

$1,109

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

$469

Fastest flight time

29h 28m

Direct flights

None
The best one-way flight to Chiang Mai from Portland in the past 72 hours is $469. The best round-trip flight deal from Portland to Chiang Mai found on momondo in the last 72 hours is $1,011.
The fastest flight from Portland to Chiang Mai takes 29h 28m
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 29h 28m.

  • 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.

Frequently asked questions about flying from Portland to Chiang Mai

  • How do I get Price Alerts for flights from Portland to Chiang Mai?

    Price Alerts will notify you by email when the price for flights to Chiang Mai from Portland decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Portland to Chiang Mai with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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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