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Cheap flights from Oregon to Chiang Mai from $542

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 9/10. 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
1 adult, Economy, 0 bags

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
2:34 pm - 9:50 pm
PDX
-
CNX
41h 16m
2 stops
Multiple Airlines Logo
11:05 pm - 4:34 pm
CNX
-
PDX
32h 29m
2 stops
$959Multiple Airlines
金, 10月 30 - 火, 11月 3
Multiple Airlines Logo
9:32 pm - 2:20 pm
PDX
-
CNX
49h 48m
2 stops
Multiple Airlines Logo
3:35 pm - 4:34 pm
CNX
-
PDX
39h 59m
2 stops
$963Multiple Airlines
水, 11月 4 - 水, 11月 18
Multiple Airlines Logo
5:50 pm - 2:20 pm
PDX
-
CNX
53h 30m
2 stops
Multiple Airlines Logo
3:35 pm - 8:50 pm
CNX
-
PDX
44h 15m
2 stops
$974Multiple Airlines
水, 11月 4 - 水, 11月 18
Multiple Airlines Logo
7:01 am - 2:20 pm
PDX
-
CNX
40h 19m
2 stops
Multiple Airlines Logo
3:35 pm - 8:50 pm
CNX
-
PDX
44h 15m
2 stops
$982Multiple Airlines
木, 11月 5 - 水, 11月 18
Multiple Airlines Logo
7:00 am - 2:20 pm
PDX
-
CNX
40h 20m
2 stops
Multiple Airlines Logo
3:35 pm - 4:35 pm
CNX
-
PDX
40h 00m
2 stops
$983Multiple Airlines
火, 11月 3 - 火, 11月 17
Multiple Airlines Logo
7:00 am - 2:20 pm
PDX
-
CNX
40h 20m
2 stops
Multiple Airlines Logo
3:35 pm - 4:34 pm
CNX
-
PDX
39h 59m
2 stops
$994Multiple Airlines
火, 11月 3 - 水, 11月 18
Korean Air Logo
6:15 am - 10:55 pm
EUG
-
CNX
25h 40m
2 stops
Korean Air Logo
12:15 am - 5:13 pm
CNX
-
EUG
31h 58m
2 stops
$1,008Korean Air
日, 11月 8 - 火, 11月 10
Multiple Airlines Logo
1:53 pm - 4:20 pm
PDX
-
CNX
36h 27m
2 stops
Multiple Airlines Logo
5:20 pm - 9:25 am
CNX
-
PDX
30h 05m
2 stops
$1,039Multiple Airlines
日, 8月 30 - 土, 9月 5
Multiple Airlines Logo
10:45 am - 4:00 pm
PDX
-
CNX
38h 15m
2 stops
Multiple Airlines Logo
5:00 pm - 9:25 am
CNX
-
PDX
31h 25m
2 stops
$1,063Multiple Airlines
火, 11月 3 - 木, 11月 19
Multiple Airlines Logo
2:53 pm - 1:25 pm
PDX
-
CNX
56h 32m
2 stops
Multiple Airlines Logo
2:55 pm - 11:59 pm
CNX
-
PDX
47h 04m
2 stops
$1,068Multiple Airlines
土, 8月 29 - 土, 9月 5

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Air Canada flights from Oregon to Chiang Mai

Our best Air Canada deals on Oregon to Chiang Mai flight tickets
Air Canada
Jul 12
PDX7:45 pmPortland
30h 50m
2 stops
CNX4:35 pmChiang Mai
Aug 19
CNX5:50 pmChiang Mai
29h 41m
2 stops
PDX9:31 amPortland
$1,330
Air Canada
Sep 28
PDX3:30 pmPortland
27h 15m
2 stops
CNX8:45 amChiang Mai
Oct 2
CNX11:30 amChiang Mai
36h 01m
2 stops
PDX9:31 amPortland
$1,336
Air Canada
Sep 28
PDX7:45 pmPortland
23h 00m
2 stops
CNX8:45 amChiang Mai
Oct 2
CNX11:30 amChiang Mai
45h 36m
2 stops
PDX7:06 pmPortland
$1,337

Korean Air flights from Oregon to Chiang Mai

Our best Korean Air deals on Oregon to Chiang Mai flight tickets
Korean Air
Nov 8
EUG6:15 amEugene
25h 40m
2 stops
CNX10:55 pmChiang Mai
Nov 10
CNX12:15 amChiang Mai
31h 58m
2 stops
EUG5:13 pmEugene
$1,008
Korean Air
Oct 27
PDX7:55 pmPortland
37h 00m
2 stops
CNX10:55 pmChiang Mai
Nov 30
CNX12:15 amChiang Mai
31h 19m
2 stops
PDX4:34 pmPortland
$1,347
Korean Air
Nov 1
PDX11:10 amPortland
44h 45m
2 stops
CNX10:55 pmChiang Mai
Nov 30
CNX12:15 amChiang Mai
31h 19m
2 stops
PDX4:34 pmPortland
$1,352

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 6月 23, 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

金 10/30

2:34 pm-9:50 pm

2 stops41h 16m

Chiang Mai

火 11/3

11:05 pm-4:34 pm

2 stops32h 29m

$959

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

水 11/4

9:32 pm-2:20 pm

2 stops49h 48m

Chiang Mai

水 11/18

3:35 pm-4:34 pm

2 stops39h 59m

$963

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

水 11/4

5:50 pm-2:20 pm

2 stops53h 30m

Chiang Mai

水 11/18

3:35 pm-8:50 pm

2 stops44h 15m

$974

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

木 11/5

7:01 am-2:20 pm

2 stops40h 19m

Chiang Mai

水 11/18

3:35 pm-8:50 pm

2 stops44h 15m

$982

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

火 11/3

7:00 am-2:20 pm

2 stops40h 20m

Chiang Mai

火 11/17

3:35 pm-4:35 pm

2 stops40h 00m

$983

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

火 11/3

7:00 am-2:20 pm

2 stops40h 20m

Chiang Mai

水 11/18

3:35 pm-4:34 pm

2 stops39h 59m

$994
Quickest round-trip

EugeneChiang Mai

EUG - CNX

EUGCNX

Eugene

日 11/8

6:15 am-10:55 pm

2 stops25h 40m

Chiang Mai

火 11/10

12:15 am-5:13 pm

2 stops31h 58m

$1,008

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

日 8/30

1:53 pm-4:20 pm

2 stops36h 27m

Chiang Mai

土 9/5

5:20 pm-9:25 am

2 stops30h 05m

$1,039

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

火 11/3

10:45 am-4:00 pm

2 stops38h 15m

Chiang Mai

木 11/19

5:00 pm-9:25 am

2 stops31h 25m

$1,063

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

土 8/29

2:53 pm-1:25 pm

2 stops56h 32m

Chiang Mai

土 9/5

2:55 pm-11:59 pm

2 stops47h 04m

$1,068

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

How long does it take to fly to Chiang Mai?

On average, it takes 26h 43m 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 55h 30m.

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

26h 43m

Direct flights

None
The fastest flight from Oregon to Chiang Mai takes 26h 43m
There are no direct flights from Oregon to Chiang Mai. There are no popular flight routes from Oregon to Chiang Mai.
Search flight deals

Frequently asked questions about flying from Oregon to Chiang Mai

  • 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 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.

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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