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$563+ Cheap flights from Chiang Mai (CNX) to Portland (PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — PDX
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from Chiang Mai to Portland

Cheapest flights from Chiang Mai to Portland
Explore the most affordable flight options available from Chiang Mai to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This China Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1811:25 am
CNX
-
PDX
2 stops40h 12m
Multiple Airlines
Wed 4/13:10 pm
PDX
-
CNX
2 stops29h 10m
Multiple Airlines
Deal found 2/2$1,196
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1811:50 am
CNX
-
PDX
2 stops42h 40m
EVA Air
Wed 4/17:05 am
PDX
-
CNX
2 stops37h 20m
EVA Air
Deal found 2/3$1,211
This Qatar Airways deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/187:45 pm
CNX
-
PDX
3 stops38h 54m
Qatar Airways
Wed 4/110:31 am
PDX
-
CNX
3 stops32h 49m
Qatar Airways
Deal found 2/2$1,988
This China Eastern deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:55 pm
CNX
-
PDX
2 stops39h 15m
China Eastern
Sun 9/276:30 am
PDX
-
CNX
2 stops40h 55m
China Eastern
Deal found 2/1$2,348
This China Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:20 am
CNX
-
PDX
2 stops36h 04m
Multiple Airlines
Sat 8/229:59 pm
PDX
-
CNX
2 stops22h 21m
Multiple Airlines
Deal found 2/3$4,945
This Qatar Airways deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:00 pm
CNX
-
PDX
3 stops38h 15m
Qatar Airways
Sat 8/2210:30 am
PDX
-
CNX
3 stops32h 50m
Qatar Airways
Deal found 2/3$6,340

Find flight deals from Chiang Mai to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Chiang Mai (CNX) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,196
(China Airlines)

One-way from

$563
(Delta)
Provider with most accurate pricing for Chiang Mai-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chiang Mai-Portland flights.
Search Deals
From Chiang Mai to Portland
Search Deals
One-way flight from Chiang Mai to Portland
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Chiang Mai to Portland that are best for you.

Fly from

Chiang Mai

Fly to

Portland

Route

Depart

Return

Price

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Wed 3/18

11:25 am-1:37 pm

2 stops40h 12m

Portland

Wed 4/1

3:10 pm-10:20 am

2 stops29h 10m

$1,196

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Wed 3/18

11:50 am-4:30 pm

2 stops42h 40m

Portland

Wed 4/1

7:05 am-10:25 am

2 stops37h 20m

$1,211

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Wed 3/18

7:45 pm-8:39 pm

3 stops38h 54m

Portland

Wed 4/1

10:31 am-9:20 am

3 stops32h 49m

$1,988

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Tue 3/17

12:15 am-4:56 pm

2 stops30h 41m

$563

Chiang MaiPortland

CNX - PDX

CNXPDX

Chiang Mai

Wed 3/18

6:50 pm-9:50 am

3 stops53h 00m

$937

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

  • Most accurate provider: When it comes to deals on Chiang Mai-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chiang Mai-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chiang Mai-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chiang Mai-Portland flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chiang Mai-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chiang Mai to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Chiang Mai with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chiang Mai to Portland?

    For as low as $1,988, EVA Air can have you in Portland from Chiang Mai in 38h 54m. There are 7279 mi between Chiang Mai and Portland. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Chiang Mai to Portland that include hotel bookings?

    Yes. In addition to deals on Chiang Mai to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chiang Mai to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chiang Mai to Portland.

  • Can I find deals for business class flights from Chiang Mai to Portland?

    Yes. Cheapflights offers flight deals from Chiang Mai to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Beaverton
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Depoe Bay
Wilsonville
Stevenson
Tillamook
Pacific City
Gresham

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