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Cheap flights from Oregon to Chiang Mai from $555

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 8/28. 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
9:30 pm - 2:20 pm
PDX
-
CNX
49h 50m
2 stops
Multiple Airlines Logo
3:35 pm - 4:27 pm
CNX
-
PDX
39h 52m
2 stops
$966Multiple Airlines
Tue, Nov 3 - Tue, Nov 10
Multiple Airlines Logo
9:30 pm - 2:20 pm
PDX
-
CNX
49h 50m
2 stops
Multiple Airlines Logo
3:35 pm - 11:54 pm
CNX
-
PDX
47h 19m
2 stops
$1,058Multiple Airlines
Tue, Nov 3 - Wed, Nov 11
Multiple Airlines Logo
7:00 am - 1:25 pm
PDX
-
CNX
40h 25m
2 stops
Multiple Airlines Logo
2:55 pm - 11:24 pm
CNX
-
PDX
46h 29m
2 stops
$1,079Multiple Airlines
Mon, Aug 31 - Sat, Sep 5
Multiple Airlines Logo
10:30 am - 8:45 am
PDX
-
CNX
31h 15m
3 stops
Multiple Airlines Logo
12:10 pm - 6:30 pm
CNX
-
PDX
45h 20m
3 stops
$1,104Multiple Airlines
Tue, Nov 3 - Wed, Nov 11
Multiple Airlines Logo
9:29 pm - 10:20 am
PDX
-
CNX
22h 51m
2 stops
Multiple Airlines Logo
11:25 am - 11:02 pm
CNX
-
PDX
25h 37m
2 stops
$1,111Multiple Airlines
Tue, Sep 1 - Thu, Oct 29
Multiple Airlines Logo
9:35 pm - 10:25 am
PDX
-
CNX
46h 50m
2 stops
Multiple Airlines Logo
11:35 am - 8:50 pm
CNX
-
PDX
23h 15m
2 stops
$1,134Multiple Airlines
Tue, Sep 1 - Thu, Sep 24
STARLUX Airlines Logo
7:30 pm - 3:55 pm
PDX
-
CNX
29h 25m
2 stops
STARLUX Airlines Logo
4:55 pm - 6:39 pm
CNX
-
PDX
40h 44m
2 stops
$1,222STARLUX Airlines
Tue, Nov 3 - Thu, Nov 12
Korean Air Logo
6:15 am - 10:55 pm
EUG
-
CNX
26h 40m
2 stops
Korean Air Logo
12:15 am - 5:13 pm
CNX
-
EUG
31h 58m
2 stops
$1,427Korean Air
Thu, Oct 29 - Sun, Nov 1
Korean Air Logo
6:15 am - 10:55 pm
EUG
-
CNX
26h 40m
2 stops
Korean Air Logo
12:15 am - 11:54 am
CNX
-
EUG
26h 39m
2 stops
$1,428Korean Air
Thu, Oct 29 - Sun, Nov 1
Japan Airlines Logo
9:45 am - 11:15 am
EUG
-
CNX
35h 30m
3 stops
Japan Airlines Logo
8:00 pm - 5:00 pm
CNX
-
EUG
35h 00m
3 stops
$3,399Japan Airlines
Thu, Jul 16 - Mon, Jul 27

STARLUX Airlines flights from Oregon to Chiang Mai

Our best STARLUX Airlines deals on Oregon to Chiang Mai flight tickets
STARLUX Airlines
Nov 3
PDX7:30 pmPortland
29h 25m
2 stops
CNX3:55 pmChiang Mai
Nov 12
CNX4:55 pmChiang Mai
40h 44m
2 stops
PDX6:39 pmPortland
$1,222
STARLUX Airlines
Nov 1
PDX5:53 pmPortland
31h 02m
2 stops
CNX3:55 pmChiang Mai
Nov 5
CNX4:55 pmChiang Mai
40h 44m
2 stops
PDX6:39 pmPortland
$1,306
STARLUX Airlines
Jul 19
PDX5:30 pmPortland
32h 50m
2 stops
CNX4:20 pmChiang Mai
Nov 21
CNX4:55 pmChiang Mai
40h 38m
2 stops
PDX6:33 pmPortland
$1,456

Korean Air flights from Oregon to Chiang Mai

Our best Korean Air deals on Oregon to Chiang Mai flight tickets
Korean Air
Oct 29
EUG6:15 amEugene
26h 40m
2 stops
CNX10:55 pmChiang Mai
Nov 1
CNX12:15 amChiang Mai
31h 58m
2 stops
EUG5:13 pmEugene
$1,427
Korean Air
Oct 29
EUG6:15 amEugene
26h 40m
2 stops
CNX10:55 pmChiang Mai
Nov 1
CNX12:15 amChiang Mai
26h 39m
2 stops
EUG11:54 amEugene
$1,428
Korean Air
Oct 30
EUG6:15 amEugene
26h 40m
2 stops
CNX10:55 pmChiang Mai
Nov 2
CNX12:15 amChiang Mai
26h 39m
2 stops
EUG11:54 amEugene
$1,547

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 May 7, 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

Tue 11/3

9:30 pm-2:20 pm

2 stops49h 50m

Chiang Mai

Tue 11/10

3:35 pm-4:27 pm

2 stops39h 52m

$966

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 11/3

9:30 pm-2:20 pm

2 stops49h 50m

Chiang Mai

Wed 11/11

3:35 pm-11:54 pm

2 stops47h 19m

$1,058

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Mon 8/31

7:00 am-1:25 pm

2 stops40h 25m

Chiang Mai

Sat 9/5

2:55 pm-11:24 pm

2 stops46h 29m

$1,079

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 11/3

10:30 am-8:45 am

3 stops31h 15m

Chiang Mai

Wed 11/11

12:10 pm-6:30 pm

3 stops45h 20m

$1,104
Quickest round-trip

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 9/1

9:29 pm-10:20 am

2 stops22h 51m

Chiang Mai

Thu 10/29

11:25 am-11:02 pm

2 stops25h 37m

$1,111

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 9/1

9:35 pm-10:25 am

2 stops46h 50m

Chiang Mai

Thu 9/24

11:35 am-8:50 pm

2 stops23h 15m

$1,134

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 11/3

7:30 pm-3:55 pm

2 stops29h 25m

Chiang Mai

Thu 11/12

4:55 pm-6:39 pm

2 stops40h 44m

$1,222

EugeneChiang Mai

EUG - CNX

EUGCNX

Eugene

Thu 10/29

6:15 am-10:55 pm

2 stops26h 40m

Chiang Mai

Sun 11/1

12:15 am-5:13 pm

2 stops31h 58m

$1,427

EugeneChiang Mai

EUG - CNX

EUGCNX

Eugene

Thu 10/29

6:15 am-10:55 pm

2 stops26h 40m

Chiang Mai

Sun 11/1

12:15 am-11:54 am

2 stops26h 39m

$1,428

EugeneChiang Mai

EUG - CNX

EUGCNX

Eugene

Thu 7/16

9:45 am-11:15 am

3 stops35h 30m

Chiang Mai

Mon 7/27

8:00 pm-5:00 pm

3 stops35h 00m

$3,399

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 month to fly to Chiang Mai?

If you don’t want to visit Chiang Mai in April, then you should wait until March to fly from Oregon, when ticket prices are also cheap, with an average price of $0.

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 40m

Direct flights

None
The fastest flight from Oregon to Chiang Mai takes 26h 40m
There are no direct flights from Oregon to Chiang Mai. There are no popular flight routes from Oregon to Chiang Mai.
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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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