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Chiang Mai

$538+ Cheap flights from Portland (PDX) to Chiang Mai (CNX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — CNX
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Portland to Chiang Mai

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Chiang Mai (CNX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,009
(Trip.com)

One-way from

$538
(Orbitz)

Popular in

June

Cheapest in

October

Average price

$1,489
Provider with most accurate pricing for Portland-Chiang Mai flight deals.
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Provider most trusted by Cheapflights users for Portland-Chiang Mai flights.
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From Portland to Chiang Mai
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One-way flight from Portland to Chiang Mai
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High demand for flights, 32% potential price rise
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Best time to find cheap flights, 5% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Portland to Chiang Mai

Cheapest flights from Portland to Chiang Mai
Explore the most affordable flight options available from Portland to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Trip.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/169:50 amPDX - CNX
2 stops46h 15mMultiple Airlines
Sat 2/2212:25 amCNX - PDX
2 stops35h 03mMultiple Airlines
Deal found 1/20$1,009
This FlightHub deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/46:00 amPDX - CNX
2 stops26h 30mChina Eastern
Wed 2/263:35 pmCNX - PDX
2 stops38h 50mChina Eastern
Deal found 1/21$1,062
This Qatar Airways deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/231:45 pmPDX - CNX
3 stops31h 30mQatar Airways
Sat 5/318:00 pmCNX - PDX
3 stops41h 54mQatar Airways
Deal found 1/20$2,394
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2212:40 amPDX - CNX
2 stops31h 15mDelta
Sat 5/3111:15 pmCNX - PDX
2 stops38h 37mDelta
Deal found 1/20$2,443

Find flights from Portland to Chiang Mai within your budget

Customize your flight search to find flights from Portland 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, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sun 2/16

9:50 am-11:05 pm

2 stops46h 15m

Chiang Mai

Sat 2/22

12:25 am-8:28 pm

2 stops35h 03m

$1,009

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 2/4

6:00 am-11:30 pm

2 stops26h 30m

Chiang Mai

Wed 2/26

3:35 pm-3:25 pm

2 stops38h 50m

$1,062

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Fri 5/23

1:45 pm-11:15 am

3 stops31h 30m

Chiang Mai

Sat 5/31

8:00 pm-11:54 pm

3 stops41h 54m

$2,394

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Thu 5/22

12:40 am-9:55 pm

2 stops31h 15m

Chiang Mai

Sat 5/31

11:15 pm-11:52 pm

2 stops38h 37m

$2,443

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Thu 2/20

9:16 pm-4:15 pm

2 stops51h 59m

$538

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Wed 3/12

1:33 pm-9:20 am

3 stops29h 47m

$545

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 2/4

6:00 am-11:30 pm

2 stops26h 30m

$601

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Wed 3/12

3:50 pm-5:50 pm

2 stops36h 00m

$676

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Wed 6/25

7:30 pm-11:40 pm

2 stops38h 10m

$882

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 3/11

12:59 am-2:05 pm

2 stops47h 06m

$970

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Compare providers for flights from Portland to Chiang Mai

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Chiang Mai in January.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ScholarTripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Chiang Mai flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Portland-Chiang Mai flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Portland-Chiang Mai flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Chiang Mai flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Chiang Mai flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Portland to Chiang Mai

Get recent, data-driven insights about flights from Portland to Chiang Mai including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from PDX to CNX?

Find hourly flight availability from Portland to Chiang Mai. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

It’s typically best to fly out from Portland to Chiang Mai in the morning. Doing so could potentially save you 42% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Chiang Mai by month

Plan your trip to Chiang Mai by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chiang Mai ranges from 0.0 - 9.8 inches per month. September is typically the wettest month, when rainfall can reach 9.8 in. January is typically the driest time to visit Chiang Mai when rainfall is around 0.0 in.

Temperature in Chiang Mai by month

Plan your trip to Chiang Mai by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chiang Mai, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Chiang Mai

Get insights into the airlines that provide service to Chiang Mai. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chiang Mai. Reviews last updated January 21, 2025.
Asiana Airlines
8.3
Very good
466 reviews

Food

8.1

Comfort

8.1

Entertainment

7.8

Crew

8.5

Overall

8.3

Boarding

8.4

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

Asiana Airlines
8.3
Very good
466 reviews
Asiana Airlines
8.3
Very good
466 reviews

Food

8.1

Comfort

8.1

Entertainment

7.8

Crew

8.5

Overall

8.3

Boarding

8.4

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

Delta
8.0
Very good
8,521 reviews
Asiana Airlines
8.3
Very good
466 reviews

Food

8.1

Comfort

8.1

Entertainment

7.8

Crew

8.5

Overall

8.3

Boarding

8.4

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

Qatar Airways
7.5
Good
3,754 reviews
Asiana Airlines
8.3
Very good
466 reviews

Food

8.1

Comfort

8.1

Entertainment

7.8

Crew

8.5

Overall

8.3

Boarding

8.4

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

China Southern
7.4
Good
86 reviews
Asiana Airlines
8.3
Very good
466 reviews

Food

8.1

Comfort

8.1

Entertainment

7.8

Crew

8.5

Overall

8.3

Boarding

8.4

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

China Eastern
7.0
Good
134 reviews
Asiana Airlines
8.3
Very good
466 reviews

Food

8.1

Comfort

8.1

Entertainment

7.8

Crew

8.5

Overall

8.3

Boarding

8.4

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

Related info for your journey

Find useful and relevant information for your journey from Portland to Chiang Mai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Portland to Chiang Mai round-trip?

    Our cheapest airline available from Portland to Chiang Mai is China Eastern. Our recent data shows that you can find tickets from as low as $1,062 on this airline. Additional options worth looking into are Qatar Airways and Delta, starting at $2,394 and $2,443 round-trip. Users have found that China Eastern is 21% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Portland to Chiang Mai one-way?

    The cheapest airline one-way is Qatar Airways, with whom users have recently found tickets for as low as $545. However, be on the lookout for offers from China Eastern and China Southern, as they are both options that can get you from Portland to Chiang Mai for a low price.

  • Can I find deals for flights from Portland to Chiang Mai that include hotel bookings?

    Yes. In addition to deals on Portland to Chiang Mai flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Chiang Mai?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Chiang Mai.

  • Can I find deals for business class flights from Portland to Chiang Mai?

    Yes. Cheapflights offers flight deals from Portland to Chiang Mai by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Chiang Mai?

    Currently, September is the cheapest month in which you can book a flight from Portland to Chiang Mai (average of $1,041). Flying from Portland to Chiang Mai in December is currently the most expensive (average of $1,678). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Portland to Chiang Mai

Discover the top 2 airlines that operate flights from Portland to Chiang Mai. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,062Average$1,172FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,104Average$1,274FlexibilityNo cancel feeOn-time81%
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