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Cheap flights from Chiang Mai to Portland from $562

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chiang Mai to Portland departing on 5/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Chiang Mai to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:20 pm - 9:30 am
CNX
-
PDX
30h 10m
2 stops
Multiple Airlines Logo
5:30 pm - 4:20 pm
PDX
-
CNX
32h 50m
2 stops
$1,113Multiple Airlines
Thu, May 7 - Tue, Jul 14
STARLUX Airlines Logo
5:20 pm - 7:34 pm
CNX
-
PDX
40h 14m
2 stops
STARLUX Airlines Logo
5:30 pm - 4:20 pm
PDX
-
CNX
32h 50m
2 stops
$1,151STARLUX Airlines
Tue, May 5 - Sun, Jul 12
Multiple Airlines Logo
11:20 am - 9:30 am
CNX
-
PDX
36h 10m
2 stops
Multiple Airlines Logo
5:51 pm - 10:20 am
PDX
-
CNX
26h 29m
2 stops
$1,173Multiple Airlines
Thu, May 7 - Wed, Jul 15
China Airlines Logo
11:20 am - 9:29 am
CNX
-
PDX
36h 09m
2 stops
China Airlines Logo
5:00 am - 10:20 am
PDX
-
CNX
39h 20m
2 stops
$1,193China Airlines
Wed, May 13 - Thu, May 21
China Airlines Logo
11:20 am - 9:29 am
CNX
-
PDX
36h 09m
2 stops
China Airlines Logo
5:00 am - 10:20 am
PDX
-
CNX
39h 20m
2 stops
$1,204China Airlines
Wed, May 13 - Thu, May 21
China Airlines Logo
11:20 am - 9:29 am
CNX
-
PDX
36h 09m
2 stops
China Airlines Logo
5:00 am - 10:20 am
PDX
-
CNX
39h 20m
2 stops
$1,207China Airlines
Wed, May 13 - Thu, May 21
China Airlines Logo
11:20 am - 7:37 am
CNX
-
PDX
34h 17m
2 stops
China Airlines Logo
5:30 pm - 10:20 am
PDX
-
CNX
26h 50m
2 stops
$1,228China Airlines
Mon, Jul 20 - Tue, Jul 21
Multiple Airlines Logo
11:35 am - 10:53 pm
CNX
-
PDX
25h 18m
2 stops
Multiple Airlines Logo
5:36 pm - 10:25 am
PDX
-
CNX
26h 49m
2 stops
$1,246Multiple Airlines
Wed, May 6 - Tue, Jul 14
Multiple Airlines Logo
11:35 am - 8:00 pm
CNX
-
PDX
22h 25m
2 stops
Multiple Airlines Logo
5:36 pm - 10:25 am
PDX
-
CNX
26h 49m
2 stops
$1,252Multiple Airlines
Fri, May 8 - Tue, Jul 14
STARLUX Airlines Logo
5:20 pm - 7:34 pm
CNX
-
PDX
40h 14m
2 stops
STARLUX Airlines Logo
5:30 pm - 4:20 pm
PDX
-
CNX
32h 50m
2 stops
$1,260STARLUX Airlines
Tue, May 5 - Tue, Jul 14

STARLUX Airlines flights from Chiang Mai to Portland

Our best STARLUX Airlines deals on Chiang Mai to Portland flight tickets
STARLUX Airlines
May 5
CNX5:20 pmChiang Mai
40h 14m
2 stops
PDX7:34 pmPortland
Jul 12
PDX5:30 pmPortland
32h 50m
2 stops
CNX4:20 pmChiang Mai
$1,151
STARLUX Airlines
May 5
CNX5:20 pmChiang Mai
40h 14m
2 stops
PDX7:34 pmPortland
Jul 14
PDX5:30 pmPortland
32h 50m
2 stops
CNX4:20 pmChiang Mai
$1,260
STARLUX Airlines
May 7
CNX5:20 pmChiang Mai
40h 14m
2 stops
PDX7:34 pmPortland
Jul 12
PDX5:30 pmPortland
32h 50m
2 stops
CNX4:20 pmChiang Mai
$1,291

Qatar Airways flights from Chiang Mai to Portland

Our best Qatar Airways deals on Chiang Mai to Portland flight tickets
Qatar Airways
May 7
CNX8:00 pmChiang Mai
40h 47m
3 stops
PDX10:47 pmPortland
Jul 15
PDX9:19 amPortland
34h 01m
3 stops
CNX9:20 amChiang Mai
$1,718
Qatar Airways
Jun 1
CNX8:00 pmChiang Mai
39h 51m
3 stops
PDX9:51 pmPortland
Jun 8
PDX11:20 amPortland
36h 25m
3 stops
CNX1:45 pmChiang Mai
$2,091
Qatar Airways
May 13
CNX8:00 pmChiang Mai
40h 47m
3 stops
PDX10:47 pmPortland
May 21
PDX10:30 amPortland
42h 40m
3 stops
CNX7:10 pmChiang Mai
$2,292

momondo Fare Finder

 
Customize your flight search to find flights from Chiang Mai to Portland 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, momondo users made 832,500 searches. Data last updated April 19, 2026.
Use the filters below to find and compare flights from Chiang Mai to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Thu 5/7

5:20 pm-9:30 am

2 stops30h 10m

Portland

Tue 7/14

5:30 pm-4:20 pm

2 stops32h 50m

$1,113

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Tue 5/5

5:20 pm-7:34 pm

2 stops40h 14m

Portland

Sun 7/12

5:30 pm-4:20 pm

2 stops32h 50m

$1,151

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Thu 5/7

11:20 am-9:30 am

2 stops36h 10m

Portland

Wed 7/15

5:51 pm-10:20 am

2 stops26h 29m

$1,173

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Wed 5/13

11:20 am-9:29 am

2 stops36h 09m

Portland

Thu 5/21

5:00 am-10:20 am

2 stops39h 20m

$1,193

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Wed 5/13

11:20 am-9:29 am

2 stops36h 09m

Portland

Thu 5/21

5:00 am-10:20 am

2 stops39h 20m

$1,204

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Wed 5/13

11:20 am-9:29 am

2 stops36h 09m

Portland

Thu 5/21

5:00 am-10:20 am

2 stops39h 20m

$1,207

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Mon 7/20

11:20 am-7:37 am

2 stops34h 17m

Portland

Tue 7/21

5:30 pm-10:20 am

2 stops26h 50m

$1,228

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Wed 5/6

11:35 am-10:53 pm

2 stops25h 18m

Portland

Tue 7/14

5:36 pm-10:25 am

2 stops26h 49m

$1,246
Quickest round-trip

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Fri 5/8

11:35 am-8:00 pm

2 stops22h 25m

Portland

Tue 7/14

5:36 pm-10:25 am

2 stops26h 49m

$1,252

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Tue 5/5

5:20 pm-7:34 pm

2 stops40h 14m

Portland

Tue 7/14

5:30 pm-4:20 pm

2 stops32h 50m

$1,260

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 Portland from

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

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 Chiang Mai to Portland?

STARLUX Airlines is the most popular carrier operating from Chiang Mai to Portland

When to book flights from Chiang Mai to Portland

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

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

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

Fastest flight time

26h 01m

Direct flights

None
The fastest flight from Chiang Mai to Portland takes 26h 01m
There are no direct flights from Chiang Mai to Portland. There are no popular flight routes from Chiang Mai to Portland.
Search flight deals

Frequently asked questions about flying from Chiang Mai to Portland

  • How far is Chiang Mai to Portland by plane?

    There are 7278.1 mi between Chiang Mai and Portland. A reasonable flight in good conditions will take 26h 01m.

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

    Prices for flights from Chiang Mai Airport to Portland Airport were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chiang Mai Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Rockaway Beach
Beaverton
Depoe Bay
Hillsboro
Tigard
Longview
Hood River
Newberg
Troutdale
McMinnville
Manzanita
The Dalles
Pacific City

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from Chiang Mai.

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

Yes. momondo enables you to select and highlight flights to Portland from Chiang Mai with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portland from Chiang Mai.

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

Yes momondo offers price alerts on flights to Portland from Chiang Mai. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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