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Cheap flights from Portland to Chiang Mai from $552

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Portland to Chiang Mai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:03 am - 1:25 pmPDX  Portland-CNX Chiang Mai
40h 22m2 stops San Francisco Shanghai Pu Dong
Multiple Airlines Logo
2:55 pm - 9:07 amCNX  Chiang Mai-PDX Portland
56h 12m2 stops Shanghai Pu Dong San Francisco
$875Multiple Airlines
Thu, Sep 10 - Wed, Sep 16
Air Canada Logo
7:45 pm - 4:35 pmPDX  Portland-CNX Chiang Mai
30h 50m2 stops Vancouver Intl Singapore Changi
Air Canada Logo
9:10 pm - 2:51 pmCNX  Chiang Mai-PDX Portland
31h 41m2 stops Bangkok Suvarnabhumi Vancouver Intl
$944Air Canada
Tue, Sep 15 - Thu, Oct 15
Air Canada Logo
3:30 pm - 11:15 amPDX  Portland-CNX Chiang Mai
29h 45m2 stops Vancouver Intl Bangkok Suvarnabhumi
Air Canada Logo
11:30 am - 9:31 amCNX  Chiang Mai-PDX Portland
36h 01m2 stops Singapore Changi Vancouver Intl
$979Air Canada
Mon, Sep 14 - Wed, Oct 14
Air Canada Logo
7:45 pm - 11:15 amPDX  Portland-CNX Chiang Mai
25h 30m2 stops Vancouver Intl Bangkok Suvarnabhumi
Air Canada Logo
5:35 pm - 9:31 amCNX  Chiang Mai-PDX Portland
29h 56m2 stops Singapore Changi Vancouver Intl
$979Air Canada
Mon, Sep 14 - Mon, Oct 12
Air Canada Logo
3:30 pm - 8:45 amPDX  Portland-CNX Chiang Mai
27h 15m2 stops Vancouver Intl Bangkok Suvarnabhumi
Air Canada Logo
11:30 am - 9:31 amCNX  Chiang Mai-PDX Portland
36h 01m2 stops Singapore Changi Vancouver Intl
$979Air Canada
Wed, Sep 16 - Wed, Sep 30
Air Canada Logo
7:45 pm - 11:15 amPDX  Portland-CNX Chiang Mai
25h 30m2 stops Vancouver Intl Bangkok Suvarnabhumi
Air Canada Logo
11:30 am - 9:31 amCNX  Chiang Mai-PDX Portland
36h 01m2 stops Singapore Changi Vancouver Intl
$979Air Canada
Mon, Sep 14 - Wed, Sep 30
Air Canada Logo
3:30 pm - 8:45 amPDX  Portland-CNX Chiang Mai
27h 15m2 stops Vancouver Intl Bangkok Suvarnabhumi
Air Canada Logo
5:35 pm - 2:51 pmCNX  Chiang Mai-PDX Portland
35h 16m2 stops Singapore Changi Vancouver Intl
$979Air Canada
Wed, Sep 16 - Mon, Oct 12
Air Canada Logo
7:45 pm - 8:45 amPDX  Portland-CNX Chiang Mai
23h 00m2 stops Vancouver Intl Bangkok Suvarnabhumi
Air Canada Logo
5:35 pm - 9:31 amCNX  Chiang Mai-PDX Portland
29h 56m2 stops Singapore Changi Vancouver Intl
$979Air Canada
Wed, Sep 16 - Mon, Sep 28
Air Canada Logo
3:30 pm - 11:15 amPDX  Portland-CNX Chiang Mai
29h 45m2 stops Vancouver Intl Bangkok Suvarnabhumi
Air Canada Logo
5:35 pm - 7:11 pmCNX  Chiang Mai-PDX Portland
39h 36m2 stops Singapore Changi Vancouver Intl
$979Air Canada
Mon, Sep 14 - Mon, Sep 28
Air Canada Logo
7:45 pm - 8:45 amPDX  Portland-CNX Chiang Mai
23h 00m2 stops Vancouver Intl Bangkok Suvarnabhumi
Air Canada Logo
11:30 am - 2:51 pmCNX  Chiang Mai-PDX Portland
41h 21m2 stops Singapore Changi Vancouver Intl
$979Air Canada
Wed, Sep 16 - Wed, Oct 14

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Korean Air flights from Portland to Chiang Mai

Our best Korean Air deals on Portland to Chiang Mai flight tickets
Korean Air
Nov 2
PDX7:00 amPortland
24h 55m
2 stops
CNX10:55 pmChiang Mai
Nov 4
CNX12:15 amChiang Mai
37h 04m
2 stops
PDX10:19 pmPortland
$998
Korean Air
Jan 31
PDX5:10 pmPortland
38h 45m
2 stops
CNX10:55 pmChiang Mai
Feb 14
CNX12:15 amChiang Mai
34h 13m
2 stops
PDX7:28 pmPortland
$1,004
Korean Air
Jan 24
PDX5:10 pmPortland
38h 45m
2 stops
CNX10:55 pmChiang Mai
Feb 10
CNX12:15 amChiang Mai
30h 58m
2 stops
PDX4:13 pmPortland
$1,043

Qatar Airways flights from Portland to Chiang Mai

Our best Qatar Airways deals on Portland to Chiang Mai flight tickets
Qatar Airways
Aug 31
PDX11:48 amPortland
33h 27m
3 stops
CNX11:15 amChiang Mai
Sep 5
CNX8:00 pmChiang Mai
37h 53m
3 stops
PDX7:53 pmPortland
$1,655
Qatar Airways
Aug 31
PDX11:48 amPortland
33h 27m
3 stops
CNX11:15 amChiang Mai
Sep 5
CNX8:00 pmChiang Mai
38h 50m
3 stops
PDX8:50 pmPortland
$1,675
Qatar Airways
Aug 31
PDX11:48 amPortland
33h 27m
3 stops
CNX11:15 amChiang Mai
Sep 5
CNX8:00 pmChiang Mai
36h 37m
3 stops
PDX6:37 pmPortland
$1,746

momondo Fare Finder

 
Use the filters below to find and compare flights from Portland to Chiang Mai that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Thu 9/10

7:03 am-1:25 pm

2 stops40h 22m

Chiang Mai

Wed 9/16

2:55 pm-9:07 am

2 stops56h 12m

$875

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Tue 9/15

7:45 pm-4:35 pm

2 stops30h 50m

Chiang Mai

Thu 10/15

9:10 pm-2:51 pm

2 stops31h 41m

$944

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 9/14

3:30 pm-11:15 am

2 stops29h 45m

Chiang Mai

Wed 10/14

11:30 am-9:31 am

2 stops36h 01m

$979

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 9/14

7:45 pm-11:15 am

2 stops25h 30m

Chiang Mai

Mon 10/12

5:35 pm-9:31 am

2 stops29h 56m

$979

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Wed 9/16

3:30 pm-8:45 am

2 stops27h 15m

Chiang Mai

Wed 9/30

11:30 am-9:31 am

2 stops36h 01m

$979

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 9/14

7:45 pm-11:15 am

2 stops25h 30m

Chiang Mai

Wed 9/30

11:30 am-9:31 am

2 stops36h 01m

$979

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Wed 9/16

3:30 pm-8:45 am

2 stops27h 15m

Chiang Mai

Mon 10/12

5:35 pm-2:51 pm

2 stops35h 16m

$979
Quickest round-trip

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Wed 9/16

7:45 pm-8:45 am

2 stops23h 00m

Chiang Mai

Mon 9/28

5:35 pm-9:31 am

2 stops29h 56m

$979

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Mon 9/14

3:30 pm-11:15 am

2 stops29h 45m

Chiang Mai

Mon 9/28

5:35 pm-7:11 pm

2 stops39h 36m

$979

PortlandChiang Mai

PDX Portland - CNX Chiang Mai

PDXCNX

Portland

Wed 9/16

7:45 pm-8:45 am

2 stops23h 00m

Chiang Mai

Wed 10/14

11:30 am-2:51 pm

2 stops41h 21m

$979

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 Portland 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 Portland to Chiang Mai?

Korean Air is the most popular carrier operating from Portland to Chiang Mai

When to book flights from Portland to Chiang Mai

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Chiang Mai according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Chiang Mai (PDX to CNX) flight deals and tips

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

Best Price Found

$552

Fastest flight time

22h 48m

Direct flights

None
The best one-way flight to Chiang Mai from Portland in the past 72 hours is $552. The best round-trip flight deal from Portland to Chiang Mai found on momondo in the last 72 hours is $875.
The fastest flight from Portland to Chiang Mai takes 22h 48m
There are no direct flights from Portland to Chiang Mai. There are no popular flight routes from Portland to Chiang Mai.
Search flight deals

Frequently asked questions about flying from Portland to Chiang Mai

  • How far is Portland to Chiang Mai by plane?

    Chiang Mai is 7278.1 mi away from Portland. A reasonable flight in good conditions will take 22h 48m.

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

    Prices for flights from Portland Airport to Chiang Mai Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Chiang Mai Airport.

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

    The travel and health documents you'll need for your trip to Chiang Mai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chiang Mai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

It is quick and easy to find Portland to Chiang Mai flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chiang Mai that suits you.

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

Flights from Portland to Chiang Mai with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Portland to Chiang Mai flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Portland to Chiang Mai flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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