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Cheap flights from Oregon to Chiang Mai from $470

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Chiang Mai departing on 9/21. 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 Oregon to Chiang Mai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:55 pm - 10:20 am
PDX
-
CNX
26h 25m
2 stops
Multiple Airlines Logo
11:20 am - 9:46 am
CNX
-
PDX
36h 26m
2 stops
$843Multiple Airlines
Mon, Aug 31 - Mon, Sep 7
Multiple Airlines Logo
5:55 pm - 10:20 am
PDX
-
CNX
26h 25m
2 stops
Multiple Airlines Logo
11:20 am - 9:25 am
CNX
-
PDX
36h 05m
2 stops
$860Multiple Airlines
Mon, Aug 31 - Sat, Sep 5
Multiple Airlines Logo
5:55 pm - 10:20 am
PDX
-
CNX
26h 25m
2 stops
Multiple Airlines Logo
11:20 am - 9:25 am
CNX
-
PDX
36h 05m
2 stops
$876Multiple Airlines
Mon, Aug 31 - Sat, Sep 5
China Airlines Logo
5:55 pm - 10:20 am
PDX
-
CNX
26h 25m
2 stops
China Airlines Logo
11:20 am - 9:46 am
CNX
-
PDX
36h 26m
2 stops
$913China Airlines
Mon, Aug 31 - Sun, Sep 6
Multiple Airlines Logo
5:55 pm - 10:20 am
PDX
-
CNX
26h 25m
2 stops
Multiple Airlines Logo
11:20 am - 7:52 am
CNX
-
PDX
34h 32m
2 stops
$944Multiple Airlines
Tue, Sep 1 - Sat, Sep 5
Multiple Airlines Logo
2:37 pm - 10:20 am
PDX
-
CNX
29h 43m
2 stops
Multiple Airlines Logo
11:20 am - 9:29 am
CNX
-
PDX
36h 09m
2 stops
$949Multiple Airlines
Tue, Apr 14 - Wed, May 27
Multiple Airlines Logo
5:35 pm - 10:25 am
PDX
-
CNX
26h 50m
2 stops
Multiple Airlines Logo
11:35 am - 8:48 pm
CNX
-
PDX
23h 13m
2 stops
$979Multiple Airlines
Sun, Aug 30 - Mon, Sep 7
Multiple Airlines Logo
1:52 pm - 10:25 am
PDX
-
CNX
30h 33m
2 stops
Multiple Airlines Logo
11:35 am - 1:47 pm
CNX
-
PDX
40h 12m
2 stops
$1,005Multiple Airlines
Sat, Apr 25 - Sun, May 10
Multiple Airlines Logo
5:45 pm - 10:25 am
PDX
-
CNX
26h 40m
2 stops
Multiple Airlines Logo
11:35 am - 9:29 am
CNX
-
PDX
35h 54m
2 stops
$1,006Multiple Airlines
Mon, Apr 13 - Wed, May 27
Multiple Airlines Logo
7:40 pm - 10:25 am
PDX
-
CNX
24h 45m
2 stops
Multiple Airlines Logo
11:35 am - 12:15 am
CNX
-
PDX
26h 40m
2 stops
$1,017Multiple Airlines
Sun, Aug 30 - Sat, Sep 5

China Eastern flights from Oregon to Chiang Mai

Our best China Eastern deals on Oregon to Chiang Mai flight tickets
China Eastern
Sep 9
PDX6:30 amPortland
40h 55m
2 stops
CNX1:25 pmChiang Mai
Sep 13
CNX2:55 pmChiang Mai
39h 15m
2 stops
PDX4:10 pmPortland
$1,144
China Eastern
Sep 10
PDX6:30 amPortland
40h 55m
2 stops
CNX1:25 pmChiang Mai
Sep 14
CNX2:55 pmChiang Mai
39h 15m
2 stops
PDX4:10 pmPortland
$1,145
China Eastern
Sep 9
PDX6:30 amPortland
40h 55m
2 stops
CNX1:25 pmChiang Mai
Sep 13
CNX2:55 pmChiang Mai
39h 15m
2 stops
PDX4:10 pmPortland
$1,442

Qatar Airways flights from Oregon to Chiang Mai

Our best Qatar Airways deals on Oregon to Chiang Mai flight tickets
Qatar Airways
Apr 23
PDX1:52 pmPortland
39h 18m
3 stops
CNX7:10 pmChiang Mai
May 7
CNX8:00 pmChiang Mai
37h 34m
3 stops
PDX7:34 pmPortland
$1,371
Qatar Airways
Apr 23
PDX8:45 amPortland
39h 00m
3 stops
CNX1:45 pmChiang Mai
May 7
CNX8:00 pmChiang Mai
37h 34m
3 stops
PDX7:34 pmPortland
$1,416
Qatar Airways
Apr 25
PDX1:52 pmPortland
31h 23m
3 stops
CNX11:15 amChiang Mai
May 10
CNX8:00 pmChiang Mai
37h 34m
3 stops
PDX7:34 pmPortland
$1,451

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Chiang Mai 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 March 25, 2026.
Use the filters below to find and compare flights from Oregon to Chiang Mai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Mon 8/31

5:55 pm-10:20 am

2 stops26h 25m

Chiang Mai

Mon 9/7

11:20 am-9:46 am

2 stops36h 26m

$843

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Mon 8/31

5:55 pm-10:20 am

2 stops26h 25m

Chiang Mai

Sat 9/5

11:20 am-9:25 am

2 stops36h 05m

$860

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Mon 8/31

5:55 pm-10:20 am

2 stops26h 25m

Chiang Mai

Sat 9/5

11:20 am-9:25 am

2 stops36h 05m

$876

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Mon 8/31

5:55 pm-10:20 am

2 stops26h 25m

Chiang Mai

Sun 9/6

11:20 am-9:46 am

2 stops36h 26m

$913

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 9/1

5:55 pm-10:20 am

2 stops26h 25m

Chiang Mai

Sat 9/5

11:20 am-7:52 am

2 stops34h 32m

$944

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 4/14

2:37 pm-10:20 am

2 stops29h 43m

Chiang Mai

Wed 5/27

11:20 am-9:29 am

2 stops36h 09m

$949
Quickest round-trip

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sun 8/30

5:35 pm-10:25 am

2 stops26h 50m

Chiang Mai

Mon 9/7

11:35 am-8:48 pm

2 stops23h 13m

$979

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sat 4/25

1:52 pm-10:25 am

2 stops30h 33m

Chiang Mai

Sun 5/10

11:35 am-1:47 pm

2 stops40h 12m

$1,005

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Mon 4/13

5:45 pm-10:25 am

2 stops26h 40m

Chiang Mai

Wed 5/27

11:35 am-9:29 am

2 stops35h 54m

$1,006

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sun 8/30

7:40 pm-10:25 am

2 stops24h 45m

Chiang Mai

Sat 9/5

11:35 am-12:15 am

2 stops26h 40m

$1,017

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 Oregon 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 Oregon to Chiang Mai?

China Airlines is the most popular carrier operating from Oregon to Chiang Mai

Cheap Oregon to Chiang Mai flight deals and tips

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

Fastest flight time

25h 08m

Direct flights

None
The fastest flight from Oregon to Chiang Mai takes 25h 08m
There are no direct flights from Oregon to Chiang Mai. There are no popular flight routes from Oregon to Chiang Mai.
Search flight deals

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

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

  • How many operators does momondo search for flights from Oregon to Chiang Mai Airport?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Chiang Mai Airport.

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

    The required travel and health documents for your Chiang Mai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chiang Mai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Oregon to Chiang Mai

Compare and see reviews for airlines that fly from Oregon to Chiang Mai with momondo
Airline
Rating
Free Cancellation
Price
EVA AirPriceFrom $963Free CancellationRating
8.5
1,390 reviews
Search EVA Air flights

Why use momondo?

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

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 Chiang Mai from Oregon.

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

Yes. All flights to Chiang Mai from Oregon on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Oregon to Chiang Mai flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Chiang Mai from Oregon. 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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