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Cheap flights from Oregon to Chiang Mai from $503

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 4/25. 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.
STARLUX Airlines Logo
3:52 pm - 3:55 pm
PDX
-
CNX
33h 03m
2 stops
STARLUX Airlines Logo
4:55 pm - 10:41 pm
CNX
-
PDX
43h 46m
2 stops
$841STARLUX Airlines
Thu, Mar 5 - Thu, Mar 12
Multiple Airlines Logo
5:51 pm - 10:20 am
PDX
-
CNX
26h 29m
2 stops
Multiple Airlines Logo
11:20 am - 9:38 am
CNX
-
PDX
36h 18m
2 stops
$921Multiple Airlines
Sat, Apr 25 - Sun, May 10
China Airlines Logo
7:18 pm - 10:20 am
PDX
-
CNX
25h 02m
2 stops
China Airlines Logo
11:20 am - 9:38 am
CNX
-
PDX
36h 18m
2 stops
$933China Airlines
Sat, Apr 25 - Sun, May 10
Multiple Airlines Logo
7:18 pm - 10:20 am
PDX
-
CNX
25h 02m
2 stops
Multiple Airlines Logo
11:20 am - 9:30 am
CNX
-
PDX
36h 10m
2 stops
$934Multiple Airlines
Sat, Apr 25 - Sun, May 10
Multiple Airlines Logo
7:18 pm - 10:20 am
PDX
-
CNX
25h 02m
2 stops
Multiple Airlines Logo
11:20 am - 9:38 am
CNX
-
PDX
36h 18m
2 stops
$936Multiple Airlines
Sat, Apr 25 - Sun, May 10
EVA Air Logo
5:50 pm - 10:35 am
PDX
-
CNX
25h 45m
2 stops
EVA Air Logo
11:50 am - 9:50 am
CNX
-
PDX
36h 00m
2 stops
$962EVA Air
Mon, Feb 23 - Tue, Mar 24
Multiple Airlines Logo
5:49 pm - 2:20 pm
PDX
-
CNX
54h 31m
2 stops
Multiple Airlines Logo
2:55 pm - 4:30 pm
CNX
-
PDX
39h 35m
2 stops
$973Multiple Airlines
Tue, Mar 24 - Tue, Mar 31
EVA Air Logo
7:05 am - 10:35 am
PDX
-
CNX
36h 30m
2 stops
EVA Air Logo
11:50 am - 8:42 am
CNX
-
PDX
35h 52m
2 stops
$1,029EVA Air
Thu, Feb 26 - Sun, Mar 8
Multiple Airlines Logo
7:18 pm - 10:25 am
PDX
-
CNX
25h 07m
2 stops
Multiple Airlines Logo
8:00 pm - 10:53 pm
CNX
-
PDX
40h 53m
3 stops
$1,042Multiple Airlines
Sat, Apr 25 - Sun, May 10
Multiple Airlines Logo
9:30 pm - 10:25 am
PDX
-
CNX
22h 55m
2 stops
Multiple Airlines Logo
8:00 pm - 10:53 pm
CNX
-
PDX
40h 53m
3 stops
$1,057Multiple Airlines
Sat, Apr 25 - Sun, May 10

China Eastern flights from Oregon to Chiang Mai

Our best China Eastern deals on Oregon to Chiang Mai flight tickets
China Eastern
Mar 5
PDX6:25 amPortland
40h 55m
2 stops
CNX2:20 pmChiang Mai
Mar 12
CNX10:05 amChiang Mai
44h 38m
3 stops
PDX4:43 pmPortland
$1,141
China Eastern
Mar 5
PDX6:25 amPortland
35h 40m
3 stops
CNX9:05 amChiang Mai
Mar 12
CNX4:25 pmChiang Mai
38h 18m
3 stops
PDX4:43 pmPortland
$1,149
China Eastern
Feb 23
PDX6:25 amPortland
35h 40m
3 stops
CNX9:05 amChiang Mai
Mar 24
CNX10:05 amChiang Mai
44h 38m
3 stops
PDX4:43 pmPortland
$1,583

EVA Air flights from Oregon to Chiang Mai

Our best EVA Air deals on Oregon to Chiang Mai flight tickets
EVA Air
Feb 23
PDX5:50 pmPortland
25h 45m
2 stops
CNX10:35 amChiang Mai
Mar 24
CNX11:50 amChiang Mai
36h 00m
2 stops
PDX9:50 amPortland
$962
EVA Air
Feb 26
PDX7:05 amPortland
36h 30m
2 stops
CNX10:35 amChiang Mai
Mar 8
CNX11:50 amChiang Mai
35h 52m
2 stops
PDX8:42 amPortland
$1,029
EVA Air
Feb 26
PDX7:05 amPortland
36h 30m
2 stops
CNX10:35 amChiang Mai
Mar 8
CNX11:50 amChiang Mai
34h 59m
2 stops
PDX7:49 amPortland
$1,128

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 February 8, 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

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Thu 3/5

3:52 pm-3:55 pm

2 stops33h 03m

Chiang Mai

Thu 3/12

4:55 pm-10:41 pm

2 stops43h 46m

$841

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sat 4/25

5:51 pm-10:20 am

2 stops26h 29m

Chiang Mai

Sun 5/10

11:20 am-9:38 am

2 stops36h 18m

$921

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sat 4/25

7:18 pm-10:20 am

2 stops25h 02m

Chiang Mai

Sun 5/10

11:20 am-9:38 am

2 stops36h 18m

$933

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sat 4/25

7:18 pm-10:20 am

2 stops25h 02m

Chiang Mai

Sun 5/10

11:20 am-9:30 am

2 stops36h 10m

$934

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sat 4/25

7:18 pm-10:20 am

2 stops25h 02m

Chiang Mai

Sun 5/10

11:20 am-9:38 am

2 stops36h 18m

$936

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Mon 2/23

5:50 pm-10:35 am

2 stops25h 45m

Chiang Mai

Tue 3/24

11:50 am-9:50 am

2 stops36h 00m

$962

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 3/24

5:49 pm-2:20 pm

2 stops54h 31m

Chiang Mai

Tue 3/31

2:55 pm-4:30 pm

2 stops39h 35m

$973

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Thu 2/26

7:05 am-10:35 am

2 stops36h 30m

Chiang Mai

Sun 3/8

11:50 am-8:42 am

2 stops35h 52m

$1,029

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sat 4/25

7:18 pm-10:25 am

2 stops25h 07m

Chiang Mai

Sun 5/10

8:00 pm-10:53 pm

3 stops40h 53m

$1,042

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sat 4/25

9:30 pm-10:25 am

2 stops22h 55m

Chiang Mai

Sun 5/10

8:00 pm-10:53 pm

3 stops40h 53m

$1,057

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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

How long does it take to fly to Chiang Mai?

On average, it takes 25h 02m to fly from Oregon to Chiang Mai if you fly out of Portland (the most popular airport in Oregon) and into Chiang Mai (the most popular airport in Chiang Mai). If you’re flying out of Eugene and into Chiang Mai, then the flight time is around 36h 25m.

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 02m

Direct flights

None
The fastest flight from Oregon to Chiang Mai takes 25h 02m
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
8.4
1,347 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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