Which airports can I use when flying from Portland to Chiang Mai?

Flights from Portland to Chiang Mai usually depart from Portland (PDX) and arrive at Chiang Mai (CNX).

Can I save money by using flexible dates for flights from Portland to Chiang Mai?

Yes. Flexible dates can save you up to 38% on flights from Portland to Chiang Mai. Friday is the cheapest departure day at ฿31,347 return on average, while Sunday is the most expensive at ฿50,209, a difference of ฿18,862. KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Chiang Mai?

Some of the most popular sights in Chiang Mai are Tha Phae Gate, Chang Puak Gate, and Chiang Mai Gate. These are among the most viewed places in Chiang Mai on KAYAK.

Do I need a passport to fly from Portland to Chiang Mai?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Portland to Chiang Mai changed much recently?

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ฿32,663 to ฿219,556. That means the highest observed fare was about 7x higher than the lowest one.

How are flight prices from Portland to Chiang Mai looking right now?

One-way fares from Portland to Chiang Mai are currently lower than usual. Average one-way flight prices are about ฿19,145, which is 9% below the typical average for this route.

What is the time difference between Portland and Chiang Mai?

Chiang Mai is 14 hours ahead of Portland (Indochina Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Which car hire options are available at Chiang Mai Airport (CNX)?

Chiang Mai Airport (CNX) hosts 5 major car rental companies, with daily rates starting from around ฿419 for economy cars. Top options include: • Drive Car Rental • Alamo • Sixt • Yesaway • ASAP Car Rentals

How much should I expect to pay for a Portland to Chiang Mai flight?

Return flights from Portland to Chiang Mai range from ฿33,141 to ฿49,616, with an average of ฿39,646 over the past 12 months. Anything below ฿33,141 counts as a good deal.

How much is a return flight from Portland to Chiang Mai?

Return flights from Portland to Chiang Mai typically range from ฿33,141 to ฿49,616. The lowest price found in the past 5 days was ฿32,663 on Korean Air.

What's the cheapest day of the week to fly from Portland to Chiang Mai?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Portland to Chiang Mai. It's 21% cheaper than the average day, while Sunday is the most expensive, with prices 26% higher.

What is the cheapest month to fly from Portland to Chiang Mai?

•April is the cheapest month to fly from Portland to Chiang Mai at ฿31,009 return. •June (฿56,789) and July (฿50,310) are the most expensive months. •The price difference between flying in the cheapest and most expensive months is 83% on average. This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Which airline is the cheapest to fly from Portland to Chiang Mai?

Korean Air (฿32,663) and เดลต้า (฿33,473) are the cheapest airlines to fly return from Portland to Chiang Mai according to KAYAK data over the last 5 days.

฿15,623 CHEAP FLIGHTS from Portland to Chiang Mai (PDX - CNX)

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Cheapest return flight

฿32,663

Typical prices: ฿33,141-฿49,616

Korean Air

Thu 22/2Sat 24/2

PDX - CNX • 2 stops

Cheapest one-way flight

฿15,623

Typical prices: ฿19,307-฿25,722

Multiple Airlines

Wed 31/1

PDX - CNX • 3 stops

When to travel

April

Cheapest • 22% price drop

August

Most popular

Good to know

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KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you enjoy your trip to Chiang Mai!

Flight Deals

Cheap Flights from Portland to Chiang Mai (PDX-CNX)

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Recent return flight deals from Portland to Chiang Mai

Mon 22 Feb - Wed 24 Feb

06:40 - 22:45PDX Portland-CNX Chiang Mai

25h 05m2 stops Seattle/Tacoma Intl Incheon Intl

00:20 - 12:08CNX Chiang Mai-PDX Portland

26h 48m2 stops Incheon Intl Seattle/Tacoma Intl

฿32,663Korean Air

21 hours ago

Mon 1 Mar - Mon 8 Mar

06:40 - 22:45PDX Portland-CNX Chiang Mai

25h 05m2 stops Seattle/Tacoma Intl Incheon Intl

00:20 - 18:43CNX Chiang Mai-PDX Portland

33h 23m2 stops Incheon Intl Seattle/Tacoma Intl

฿33,473เดลต้า

3+ days ago

Mon 18 Jan - Mon 1 Mar

06:30 - 22:45PDX Portland-CNX Chiang Mai

25h 15m2 stops Los Angeles Incheon Intl

00:20 - 12:08CNX Chiang Mai-PDX Portland

26h 48m2 stops Incheon Intl Seattle/Tacoma Intl

฿33,675Korean Air

3+ days ago

Tue 2 Mar - Fri 5 Mar

07:00 - 14:20PDX Portland-CNX Chiang Mai

40h 20m2 stops Los Angeles Shanghai Pu Dong

15:35 - 23:54CNX Chiang Mai-PDX Portland

47h 19m2 stops Shanghai Pu Dong Los Angeles

฿34,012Multiple Airlines

3+ days ago

Thu 18 Mar - Sat 27 Mar

06:30 - 22:45PDX Portland-CNX Chiang Mai

26h 15m2 stops Los Angeles Incheon Intl

00:20 - 22:26CNX Chiang Mai-PDX Portland

36h 06m2 stops Incheon Intl Los Angeles

฿34,485Korean Air

3+ days ago

Sun 24 Jan - Sat 6 Feb

19:38 - 22:45PDX Portland-CNX Chiang Mai

36h 07m2 stops Seattle/Tacoma Intl Incheon Intl

00:20 - 18:35CNX Chiang Mai-PDX Portland

33h 15m2 stops Incheon Intl Los Angeles

฿34,552Korean Air

2 days ago

Fri 22 Jan - Mon 1 Mar

06:40 - 22:45PDX Portland-CNX Chiang Mai

25h 05m2 stops Seattle/Tacoma Intl Incheon Intl

00:20 - 19:03CNX Chiang Mai-PDX Portland

33h 43m2 stops Incheon Intl Seattle/Tacoma Intl

฿35,362เดลต้า

3+ days ago

Mon 30 Nov - Mon 7 Dec

06:00 - 14:20PDX Portland-CNX Chiang Mai

41h 20m2 stops Los Angeles Shanghai Pu Dong

15:35 - 23:30CNX Chiang Mai-PDX Portland

46h 55m2 stops Shanghai Pu Dong Los Angeles

฿35,463Multiple Airlines

1 day ago

Sun 24 Jan - Sun 7 Feb

06:40 - 22:45PDX Portland-CNX Chiang Mai

25h 05m2 stops Seattle/Tacoma Intl Incheon Intl

00:20 - 16:59CNX Chiang Mai-PDX Portland

31h 39m2 stops Incheon Intl Seattle/Tacoma Intl

฿35,565Korean Air

3+ days ago

Wed 13 Jan - Wed 27 Jan

06:00 - 14:20PDX Portland-CNX Chiang Mai

41h 20m2 stops Los Angeles Shanghai Pu Dong

15:35 - 23:12CNX Chiang Mai-PDX Portland

46h 37m2 stops Shanghai Pu Dong Los Angeles

฿35,598Multiple Airlines

2 days ago

Booking Insights

Price, demand, and travel trends for Portland to Chiang Mai flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

How much is a return flight from Portland to Chiang Mai? This analysis is based on the cheapest return price found on KAYAK in the last 12 months by searching for a flight from Portland to Chiang Mai departing in February.
What's the cheapest day of the week to fly from Portland to Chiang Mai?: Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Portland to Chiang Mai. It's 21% cheaper than the average day, while Sunday is the most expensive, with prices 26% higher.
What is the cheapest month to fly from Portland to Chiang Mai? KAYAK internal proprietary data takes all prices for each month over the last 12 months for return flights from Portland to Chiang Mai, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.: •April is the cheapest month to fly from Portland to Chiang Mai at ฿31,009 return.
•June (฿56,789) and July (฿50,310) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 83% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Low season	May
High season	August
Cheapest flight	฿15,623

Beat the crowds with an average 58% drop in travellers.

The most popular month to fly with an average 61% increase in travellers.

One-way flight from Portland to Chiang Mai

When to book flights from Portland to Chiang Mai

Are your dates flexible? Find out the best times to travel from Portland to Chiang Mai based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Do I need a passport to fly from Portland to Chiang Mai?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
How much should I expect to pay for a Portland to Chiang Mai flight?
Return flights from Portland to Chiang Mai range from ฿33,141 to ฿49,616, with an average of ฿39,646 over the past 12 months. Anything below ฿33,141 counts as a good deal.
Have flight prices from Portland to Chiang Mai changed much recently?
Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ฿32,663 to ฿219,556. That means the highest observed fare was about 7x higher than the lowest one.
How are flight prices from Portland to Chiang Mai looking right now?
One-way fares from Portland to Chiang Mai are currently lower than usual. Average one-way flight prices are about ฿19,145, which is 9% below the typical average for this route.
Which car hire options are available at Chiang Mai Airport (CNX)?
Chiang Mai Airport (CNX) hosts 5 major car rental companies, with daily rates starting from around ฿419 for economy cars. Top options include:

• Drive Car Rental
• Alamo
• Sixt
• Yesaway
• ASAP Car Rentals
Which airports can I use when flying from Portland to Chiang Mai?
Flights from Portland to Chiang Mai usually depart from Portland (PDX) and arrive at Chiang Mai (CNX).
Can I save money by using flexible dates for flights from Portland to Chiang Mai?
Yes. Flexible dates can save you up to 38% on flights from Portland to Chiang Mai. Friday is the cheapest departure day at ฿31,347 return on average, while Sunday is the most expensive at ฿50,209, a difference of ฿18,862.

KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between Portland and Chiang Mai?
Chiang Mai is 14 hours ahead of Portland (Indochina Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.
What popular places can I visit in Chiang Mai?
Some of the most popular sights in Chiang Mai are Tha Phae Gate, Chang Puak Gate, and Chiang Mai Gate. These are among the most viewed places in Chiang Mai on KAYAK.

If your dates are flexible, aim for a Friday departure and avoid flying on Sunday. On this route, Friday flights average ฿31,347, which is about ฿18,862 less than Sunday fares (38% savings) based on the last 12 months.
If you can choose when to travel, plan your Portland to Chiang Mai trip for April. Fares historically average ฿31,009 return in that month – typically ฿25,779 less than the most expensive month, which is June (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Chiang Mai Airport.

• De Lanna Hotel
• Le Naview @Prasingh
• Bodhi Serene, Chiang Mai

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PDX - CNX

฿15,623 Find Cheap Flights from Portland to Chiang Mai – Compare and Save

Everything you should know

Cheap Flights from Portland to Chiang Mai (PDX-CNX)

Recent return flight deals from Portland to Chiang Mai

Recent one-way flight deals from Portland to Chiang Mai

Price, demand, and travel trends for Portland to Chiang Mai flights

How much is a return flight from Portland to Chiang Mai?

What's the cheapest day of the week to fly from Portland to Chiang Mai?

What is the cheapest month to fly from Portland to Chiang Mai?

Which airline is the cheapest to fly from Portland to Chiang Mai?

Key details for Portland to Chiang Mai flights

Low season

High season

Cheapest flight

When to book flights from Portland to Chiang Mai

Your Portland to Chiang Mai flight questions, answered

Your guide to booking Portland to Chiang Mai flights

More options for your flight from Portland to Chiang Mai

Complete your trip to Chiang Mai with a hotel stay or car hire

Information on your arrival and departure airports

Cabin class types available on flights from Portland to Chiang Mai

Flights from domestic origins to Chiang Mai

Flights to other popular destinations

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