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Cheap flights from Portland to Chiang Mai from $450

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.
Korean Air Logo
7:00 am - 10:45 pmPDX  Portland-CNX Chiang Mai
48h 45m2 stops Seattle/Tacoma Intl Incheon Intl
Korean Air Logo
12:20 am - 1:35 pmCNX  Chiang Mai-PDX Portland
28h 15m2 stops Incheon Intl Seattle/Tacoma Intl
$909Korean Air
Mon, Nov 9 - Sun, Nov 15
Korean Air Logo
6:40 am - 10:45 pmPDX  Portland-CNX Chiang Mai
25h 05m2 stops Seattle/Tacoma Intl Incheon Intl
Korean Air Logo
12:20 am - 4:59 pmCNX  Chiang Mai-PDX Portland
31h 39m2 stops Incheon Intl Seattle/Tacoma Intl
$918Korean Air
Mon, Feb 22 - Wed, Feb 24
Korean Air Logo
6:40 am - 10:45 pmPDX  Portland-CNX Chiang Mai
25h 05m2 stops Seattle/Tacoma Intl Incheon Intl
Korean Air Logo
12:20 am - 4:59 pmCNX  Chiang Mai-PDX Portland
31h 39m2 stops Incheon Intl Seattle/Tacoma Intl
$997Korean Air
Mon, Feb 22 - Wed, Feb 24
Korean Air Logo
6:40 am - 10:45 pmPDX  Portland-CNX Chiang Mai
25h 05m2 stops Seattle/Tacoma Intl Incheon Intl
Korean Air Logo
12:20 am - 4:59 pmCNX  Chiang Mai-PDX Portland
31h 39m2 stops Incheon Intl Seattle/Tacoma Intl
$998Korean Air
Mon, Feb 22 - Wed, Feb 24
Korean Air Logo
1:06 pm - 10:45 pmPDX  Portland-CNX Chiang Mai
42h 39m2 stops Los Angeles Incheon Intl
Korean Air Logo
12:20 am - 5:11 pmCNX  Chiang Mai-PDX Portland
31h 51m2 stops Incheon Intl Seattle/Tacoma Intl
$1,010Korean Air
Thu, Nov 5 - Wed, Nov 11
Multiple Airlines Logo
5:40 pm - 4:00 pmPDX  Portland-CNX Chiang Mai
31h 20m2 stops Los Angeles Taipei City Taiwan Taoyuan Intl
Multiple Airlines Logo
5:00 pm - 9:25 amCNX  Chiang Mai-PDX Portland
31h 25m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles
$1,012Multiple Airlines
Fri, Feb 26 - Thu, Mar 4
Korean Air Logo
6:20 am - 10:45 pmPDX  Portland-CNX Chiang Mai
25h 25m2 stops Los Angeles Incheon Intl
Korean Air Logo
12:20 am - 8:57 pmCNX  Chiang Mai-PDX Portland
35h 37m2 stops Incheon Intl Los Angeles
$1,013Korean Air
Fri, Dec 4 - Tue, Dec 8
Korean Air Logo
5:10 pm - 10:45 pmPDX  Portland-CNX Chiang Mai
38h 35m2 stops Los Angeles Incheon Intl
Korean Air Logo
12:20 am - 4:59 pmCNX  Chiang Mai-PDX Portland
31h 39m2 stops Incheon Intl Seattle/Tacoma Intl
$1,014Korean Air
Fri, Feb 26 - Wed, Mar 3
Korean Air Logo
5:09 pm - 10:45 pmPDX  Portland-CNX Chiang Mai
38h 36m2 stops Los Angeles Incheon Intl
Korean Air Logo
12:20 am - 1:35 pmCNX  Chiang Mai-PDX Portland
28h 15m2 stops Incheon Intl Seattle/Tacoma Intl
$1,030Korean Air
Sat, Nov 7 - Fri, Nov 13
Multiple Airlines Logo
9:27 pm - 2:20 pmPDX  Portland-CNX Chiang Mai
49h 53m2 stops Los Angeles Shanghai Pu Dong
Multiple Airlines Logo
3:35 pm - 11:59 pmCNX  Chiang Mai-PDX Portland
47h 24m2 stops Shanghai Pu Dong Los Angeles
$1,039Multiple Airlines
Fri, Dec 4 - Sun, Dec 20

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Korean Air flights from Portland to Chiang Mai

Our best Korean Air deals on Portland to Chiang Mai flight tickets
Korean Air
Nov 9
PDX7:00 amPortland
48h 45m
2 stops
CNX10:45 pmChiang Mai
Nov 15
CNX12:20 amChiang Mai
28h 15m
2 stops
PDX1:35 pmPortland
$909
Korean Air
Feb 22
PDX6:40 amPortland
25h 05m
2 stops
CNX10:45 pmChiang Mai
Feb 24
CNX12:20 amChiang Mai
31h 39m
2 stops
PDX4:59 pmPortland
$918
Korean Air
Feb 22
PDX6:40 amPortland
25h 05m
2 stops
CNX10:45 pmChiang Mai
Feb 24
CNX12:20 amChiang Mai
31h 39m
2 stops
PDX4:59 pmPortland
$997

Qatar Airways flights from Portland to Chiang Mai

Our best Qatar Airways deals on Portland to Chiang Mai flight tickets
Qatar Airways
Feb 26
PDX10:40 amPortland
31h 45m
3 stops
CNX9:25 amChiang Mai
Mar 4
CNX7:45 pmChiang Mai
39h 30m
3 stops
PDX8:15 pmPortland
$1,521
Qatar Airways
Dec 4
PDX12:06 pmPortland
32h 14m
3 stops
CNX11:20 amChiang Mai
Dec 21
CNX7:45 pmChiang Mai
39h 05m
3 stops
PDX7:50 pmPortland
$1,662
Qatar Airways
Dec 4
PDX9:30 amPortland
34h 50m
3 stops
CNX11:20 amChiang Mai
Dec 20
CNX7:45 pmChiang Mai
34h 35m
3 stops
PDX3:20 pmPortland
$1,702

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

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Price

Cheapest round-trip

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 11/9

7:00 am-10:45 pm

2 stops48h 45m

Chiang Mai

Sun 11/15

12:20 am-1:35 pm

2 stops28h 15m

$909
Quickest round-trip

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 2/22

6:40 am-10:45 pm

2 stops25h 05m

Chiang Mai

Wed 2/24

12:20 am-4:59 pm

2 stops31h 39m

$918

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 2/22

6:40 am-10:45 pm

2 stops25h 05m

Chiang Mai

Wed 2/24

12:20 am-4:59 pm

2 stops31h 39m

$997

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 2/22

6:40 am-10:45 pm

2 stops25h 05m

Chiang Mai

Wed 2/24

12:20 am-4:59 pm

2 stops31h 39m

$998

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Thu 11/5

1:06 pm-10:45 pm

2 stops42h 39m

Chiang Mai

Wed 11/11

12:20 am-5:11 pm

2 stops31h 51m

$1,010

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Fri 2/26

5:40 pm-4:00 pm

2 stops31h 20m

Chiang Mai

Thu 3/4

5:00 pm-9:25 am

2 stops31h 25m

$1,012

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Fri 12/4

6:20 am-10:45 pm

2 stops25h 25m

Chiang Mai

Tue 12/8

12:20 am-8:57 pm

2 stops35h 37m

$1,013

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Fri 2/26

5:10 pm-10:45 pm

2 stops38h 35m

Chiang Mai

Wed 3/3

12:20 am-4:59 pm

2 stops31h 39m

$1,014

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Sat 11/7

5:09 pm-10:45 pm

2 stops38h 36m

Chiang Mai

Fri 11/13

12:20 am-1:35 pm

2 stops28h 15m

$1,030

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Fri 12/4

9:27 pm-2:20 pm

2 stops49h 53m

Chiang Mai

Sun 12/20

3:35 pm-11:59 pm

2 stops47h 24m

$1,039

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 and China Eastern are the most popular carriers 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

$450

Fastest flight time

28h 43m

Direct flights

None
The best one-way flight to Chiang Mai from Portland in the past 72 hours is $450. The best round-trip flight deal from Portland to Chiang Mai found on momondo in the last 72 hours is $909.
The fastest flight from Portland to Chiang Mai takes 28h 43m
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 28h 43m.

  • 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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