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Cheap flights from Portland (PDX) to Chiang Mai (CNX) from $621

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — CNX
May 2 — May 91
From?
To?
Thu 5/2
Thu 5/9
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 April 27, 2024.

Popular in

June

Cheapest in

February

Round-trip from

$1,095

One-way from

$621
High demand for flights, 27% potential price rise
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Best time to find cheap flights, 25% potential price drop
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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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What is the cheapest day to fly round-trip from Portland to Chiang Mai?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

Flights from Portland to Chiang Mai lean towards being more expensive in June. Prices are generally better when you fly from Portland to Chiang Mai in February, with the cheapest ticket starting at $1,322.

When is the cheapest time to fly from Portland to Chiang Mai (PDX - CNX)?

It’s typically best to fly out from Portland to Chiang Mai in the evening. Doing so could potentially save you 49% on the flight price compared to flying at noon, which is usually more expensive.

Cheap Delta flights from Portland to Chiang Mai

Explore cheap flight options specifically provided by Delta for the route between Portland and Chiang Mai. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 27, 2024.
Find some of the cheapest Delta flights traveling from Portland to Chiang Mai. Make sure to double check the flight details before booking.
Sat 10/125:35 amPDX - CNX
2 stops26h 20mDelta
Tue 10/1511:15 pmCNX - PDX
2 stops33h 14mDelta
Deal found 4/25$1,412
Tue 10/155:00 pmPDX - CNX
2 stops38h 55mDelta
Thu 10/3111:15 pmCNX - PDX
2 stops33h 14mDelta
Deal found 4/26$1,418
Fri 10/1112:50 amPDX - CNX
2 stops31h 05mDelta
Tue 10/1511:15 pmCNX - PDX
2 stops30h 55mDelta
Deal found 4/25$1,424
Sun 5/512:50 amPDX - CNX
2 stops29h 50mDelta
Tue 6/411:15 pmCNX - PDX
2 stops45h 58mDelta
Deal found 4/26$1,466
Sun 10/612:50 amPDX - CNX
2 stops29h 50mDelta
Thu 11/711:15 pmCNX - PDX
2 stops34h 14mDelta
Deal found 4/26$1,500
Mon 10/711:35 amPDX - CNX
2 stops43h 05mDelta
Thu 11/711:15 pmCNX - PDX
2 stops34h 14mDelta
Deal found 4/26$1,505
Sun 5/512:50 amPDX - CNX
2 stops29h 50mDelta
Sun 6/211:15 pmCNX - PDX
2 stops33h 45mDelta
Deal found 4/26$1,610
Sun 5/512:50 amPDX - CNX
2 stops29h 50mDelta
Thu 6/611:15 pmCNX - PDX
2 stops30h 52mDelta
Deal found 4/26$1,650
Sun 5/512:50 amPDX - CNX
2 stops29h 50mDelta
Fri 6/711:15 pmCNX - PDX
2 stops35h 34mDelta
Deal found 4/26$1,700

Cheap Asiana Airlines flights from Portland to Chiang Mai

Explore cheap flight options specifically provided by Asiana Airlines for the route between Portland and Chiang Mai. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 27, 2024.
Take a gander at the lowest prices we've found on Asiana Airlines flights from Portland to Chiang Mai. Deals are refreshing constantly so come back soon for more options.
Tue 7/167:40 pmPDX - CNX
2 stops38h 05mAsiana Airlines
Mon 10/712:45 amCNX - PDX
2 stops47h 29mAsiana Airlines
Deal found 4/26$1,513
Tue 7/167:40 pmPDX - CNX
2 stops38h 05mAsiana Airlines
Tue 10/89:10 pmCNX - PDX
3 stops51h 04mAsiana Airlines
Deal found 4/26$2,794
Fri 6/218:06 pmPDX - CNX
2 stops37h 39mAsiana Airlines
Sun 7/79:10 pmCNX - PDX
3 stops51h 04mAsiana Airlines
Deal found 4/27$3,785

Cheap Portland to Chiang Mai flights in April & May 2024

Find cheap flight options from Portland to Chiang Mai specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,991,349 searches. Prices were last updated on April 27, 2024.
These are some of the best deals we've found on flights to Chiang Mai in 2024 at this time. Check back soon for alternative fares.
Mon 5/67:53 pmPDX - CNX
2 stops24h 32mMultiple Airlines
Tue 6/411:35 amCNX - PDX
2 stops39h 04mMultiple Airlines
Deal found 4/26$1,216
Sun 5/512:50 amPDX - CNX
2 stops29h 50mDelta
Tue 6/411:15 pmCNX - PDX
2 stops45h 58mDelta
Deal found 4/26$1,466
Mon 5/67:00 amPDX - CNX
2 stops26h 45mMultiple Airlines
Mon 6/312:45 amCNX - PDX
2 stops32h 02mMultiple Airlines
Deal found 4/26$1,507
Mon 5/67:53 pmPDX - CNX
3 stops51h 52mCathay Pacific
Tue 6/410:10 amCNX - PDX
3 stops46h 30mCathay Pacific
Deal found 4/26$1,521
Mon 5/68:00 amPDX - CNX
2 stops25h 45mMultiple Airlines
Wed 6/512:45 amCNX - PDX
2 stops30h 34mMultiple Airlines
Deal found 4/26$1,598
Sun 5/512:50 amPDX - CNX
2 stops29h 50mDelta
Sun 6/211:15 pmCNX - PDX
2 stops33h 45mDelta
Deal found 4/26$1,610
Mon 5/61:25 pmPDX - CNX
3 stops29h 55mQatar Airways
Wed 6/58:00 pmCNX - PDX
3 stops35h 19mQatar Airways
Deal found 4/26$1,641
Sun 5/512:50 amPDX - CNX
2 stops29h 50mDelta
Thu 6/611:15 pmCNX - PDX
2 stops30h 52mDelta
Deal found 4/26$1,650
Sat 5/257:08 pmPDX - CNX
2 stops49h 12mMultiple Airlines
Sat 6/111:20 amCNX - PDX
2 stops39h 19mMultiple Airlines
Deal found 4/25$1,653

Portland to Chiang Mai 2024 flight deals

Discover exclusive flight deals for travel between Portland and Chiang Mai in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 27, 2024.
These are some of the best deals we've found on flights to Chiang Mai in 2024 at this time. Check back soon for alternative fares.
Mon 5/67:53 pmPDX - CNX
2 stops24h 32mMultiple Airlines
Tue 6/411:35 amCNX - PDX
2 stops39h 04mMultiple Airlines
Deal found 4/26$1,216
Mon 10/73:00 pmPDX - CNX
3 stops56h 40mMultiple Airlines
Thu 11/72:50 pmCNX - PDX
3 stops44h 37mMultiple Airlines
Deal found 4/26$1,301
Tue 10/151:30 pmPDX - CNX
3 stops31h 45mQatar Airways
Thu 10/317:45 pmCNX - PDX
3 stops36h 39mQatar Airways
Deal found 4/26$1,375
Sat 10/125:35 amPDX - CNX
2 stops26h 20mDelta
Tue 10/1511:15 pmCNX - PDX
2 stops33h 14mDelta
Deal found 4/25$1,412
Tue 10/155:00 pmPDX - CNX
2 stops38h 55mDelta
Thu 10/3111:15 pmCNX - PDX
2 stops33h 14mDelta
Deal found 4/26$1,418
Fri 10/1112:50 amPDX - CNX
2 stops31h 05mDelta
Tue 10/1511:15 pmCNX - PDX
2 stops30h 55mDelta
Deal found 4/25$1,424
Sun 5/512:50 amPDX - CNX
2 stops29h 50mDelta
Tue 6/411:15 pmCNX - PDX
2 stops45h 58mDelta
Deal found 4/26$1,466
Sun 10/612:50 amPDX - CNX
2 stops29h 50mDelta
Thu 11/711:15 pmCNX - PDX
2 stops34h 14mDelta
Deal found 4/26$1,500
Mon 10/711:35 amPDX - CNX
2 stops43h 05mDelta
Thu 11/711:15 pmCNX - PDX
2 stops34h 14mDelta
Deal found 4/26$1,505

Portland to Chiang Mai flights leaving soon

Find last-minute flight options from Portland to Chiang Mai for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 27, 2024.
Have a look at some of the flights available from Portland to Chiang Mai departing last-minute. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Mon 5/67:53 pmPDX - CNX
2 stops24h 32mMultiple Airlines
Tue 6/411:35 amCNX - PDX
2 stops39h 04mMultiple Airlines
Deal found 4/26$1,216
Sun 5/512:50 amPDX - CNX
2 stops29h 50mDelta
Tue 6/411:15 pmCNX - PDX
2 stops45h 58mDelta
Deal found 4/26$1,466
Mon 5/67:00 amPDX - CNX
2 stops26h 45mMultiple Airlines
Mon 6/312:45 amCNX - PDX
2 stops32h 02mMultiple Airlines
Deal found 4/26$1,507
Mon 5/67:53 pmPDX - CNX
3 stops51h 52mCathay Pacific
Tue 6/410:10 amCNX - PDX
3 stops46h 30mCathay Pacific
Deal found 4/26$1,521
Mon 5/68:00 amPDX - CNX
2 stops25h 45mMultiple Airlines
Wed 6/512:45 amCNX - PDX
2 stops30h 34mMultiple Airlines
Deal found 4/26$1,598
Sun 5/512:50 amPDX - CNX
2 stops29h 50mDelta
Sun 6/211:15 pmCNX - PDX
2 stops33h 45mDelta
Deal found 4/26$1,610
Mon 5/61:25 pmPDX - CNX
3 stops29h 55mQatar Airways
Wed 6/58:00 pmCNX - PDX
3 stops35h 19mQatar Airways
Deal found 4/26$1,641
Sun 5/512:50 amPDX - CNX
2 stops29h 50mDelta
Thu 6/611:15 pmCNX - PDX
2 stops30h 52mDelta
Deal found 4/26$1,650
Sun 5/512:50 amPDX - CNX
2 stops29h 50mDelta
Fri 6/711:15 pmCNX - PDX
2 stops35h 34mDelta
Deal found 4/26$1,700

One-way flights to Chiang Mai from Portland

Search for one-way flight options from Portland to Chiang Mai. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 27, 2024.
Take a look at some of the best available options we've come across on one-way flights from Portland to Chiang Mai. Those seeking round-trip flights from Portland to Chiang Mai should utilize the search form at the the top of the page.
Fri 5/37:53 pmPDX - CNX
2 stops24h 22mMultiple Airlines
Deal found 4/26$621
Wed 5/17:53 pmPDX - CNX
2 stops24h 27mMultiple Airlines
Deal found 4/26$625
Sun 5/511:50 amPDX - CNX
2 stops40h 50mMultiple Airlines
Deal found 4/26$631
Thu 5/24:50 pmPDX - CNX
2 stops33h 25mMultiple Airlines
Deal found 4/26$636
Sat 5/41:31 pmPDX - CNX
3 stops54h 19mMultiple Airlines
Deal found 4/26$638
Sat 5/41:31 pmPDX - CNX
2 stops42h 24mMultiple Airlines
Deal found 4/26$641
Tue 5/71:31 pmPDX - CNX
2 stops42h 24mMultiple Airlines
Deal found 4/26$651
Wed 5/17:00 amPDX - CNX
3 stops34h 15mMultiple Airlines
Deal found 4/26$681
Sun 5/57:00 amPDX - CNX
3 stops50h 35mMultiple Airlines
Deal found 4/26$687

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 2,991,349 searches. Data last updated April 27, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,301 - $1,961

Route

Depart

Return

Price

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Mon 10/7

3 stops56h 40m

Chiang Mai

Thu 11/7

3 stops44h 37m

$1,301

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 10/15

3 stops31h 45m

Chiang Mai

Thu 10/31

3 stops36h 39m

$1,375

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sat 10/12

2 stops26h 20m

Chiang Mai

Tue 10/15

2 stops33h 14m

$1,412

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 10/15

2 stops38h 55m

Chiang Mai

Thu 10/31

2 stops33h 14m

$1,418

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Fri 10/11

2 stops31h 05m

Chiang Mai

Tue 10/15

2 stops30h 55m

$1,424

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 7/16

2 stops38h 05m

Chiang Mai

Mon 10/7

2 stops47h 29m

$1,513

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sat 5/25

2 stops49h 12m

Chiang Mai

Sat 6/1

2 stops39h 19m

$1,653

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Tue 7/16

3 stops36h 45m

Chiang Mai

Tue 10/8

3 stops42h 30m

$1,951

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sat 5/25

3 stops33h 20m

Chiang Mai

Sat 6/1

3 stops25h 30m

$1,961

Flights are sorted by cheapest first

Deals found on 4/26

When is the cheapest time to fly from Portland to Chiang Mai?

Use this chart to determine the cheapest time to fly round-trip from Portland to Chiang Mai. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland to Chiang Mai flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Chiang Mai by month

Plan your trip from Portland to Chiang Mai by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to Chiang Mai is currently $646 while a round-trip flight costs $1,556. Price data was last updated on April 21, 2024.

Currently, March is the cheapest month in which you can book a flight from Portland to Chiang Mai (average of $1,095). Flying from Portland to Chiang Mai in June is currently the most expensive (average of $1,647). 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.

January

$1,283

February

$1,279

March

$1,095

April

$1,152

May

$1,239

June

$1,647

July

$1,642

August

$1,384

September

$1,164

October

$1,186

November

$1,220

December

$1,614

Temperature and rainfall in Chiang Mai by month

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

CNX

Temperature

69.8 - 84.2 °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 April 27, 2024.
Read reviews from past customers who have flown Delta, Asiana Airlines and Cathay Pacific from Portland to Chiang Mai. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.4
Very good
599 reviews
Check prices

Crew

8.6

Boarding

8.5

Overall

8.4

Comfort

8.2

Entertainment

7.9

Food

8.2

Reviews

1 / 10

Was good, not great. Food ok. Screen small, but selection normal. Lots of storage. Bed ok.

Asiana Airlines
8.4
Very good
599 reviews
Asiana Airlines
8.4
Very good
599 reviews
Check prices

Crew

8.6

Boarding

8.5

Overall

8.4

Comfort

8.2

Entertainment

7.9

Food

8.2

Reviews

1 / 10

Was good, not great. Food ok. Screen small, but selection normal. Lots of storage. Bed ok.

Japan Airlines
8.3
Very good
1,485 reviews
Asiana Airlines
8.4
Very good
599 reviews
Check prices

Crew

8.6

Boarding

8.5

Overall

8.4

Comfort

8.2

Entertainment

7.9

Food

8.2

Reviews

1 / 10

Was good, not great. Food ok. Screen small, but selection normal. Lots of storage. Bed ok.

Delta
8.1
Very good
10,951 reviews
Asiana Airlines
8.4
Very good
599 reviews
Check prices

Crew

8.6

Boarding

8.5

Overall

8.4

Comfort

8.2

Entertainment

7.9

Food

8.2

Reviews

1 / 10

Was good, not great. Food ok. Screen small, but selection normal. Lots of storage. Bed ok.

Cathay Pacific
7.8
Good
1,129 reviews
Asiana Airlines
8.4
Very good
599 reviews
Check prices

Crew

8.6

Boarding

8.5

Overall

8.4

Comfort

8.2

Entertainment

7.9

Food

8.2

Reviews

1 / 10

Was good, not great. Food ok. Screen small, but selection normal. Lots of storage. Bed ok.

Qatar Airways
7.7
Good
4,459 reviews
Asiana Airlines
8.4
Very good
599 reviews
Check prices

Crew

8.6

Boarding

8.5

Overall

8.4

Comfort

8.2

Entertainment

7.9

Food

8.2

Reviews

1 / 10

Was good, not great. Food ok. Screen small, but selection normal. Lots of storage. Bed ok.

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.

  • Can I find flights from Portland to Chiang Mai for under $1,400 on Cheapflights?

    Yes, there are multiple flights from Portland to Chiang Mai for under $1,400. The cheapest flight booked recently is on Multiple Airlines for just $1,301, but on average you can expect to pay $1,718.

  • Are there last-minute flights available from Portland to Chiang Mai for under $1,300?

    There are currently 19+ open flights from Portland to Chiang Mai within the next 7 days for less than $1,300.

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

    Our cheapest airline available from Portland to Chiang Mai is Qatar Airways. Our recent data shows that you can find tickets from as low as $1,375 on this airline. Additional options worth looking into are Delta and Asiana Airlines, starting at $1,412 and $1,513 round-trip. Users have found that Qatar Airways is 23% cheaper than the other options available to this destination.

  • What does PDX to CNX mean?

    This is defined as Portland Airport (PDX) and Chiang Mai Airport (CNX). Codes like Chiang Mai Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Portland to Chiang Mai that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Chiang Mai flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Chiang Mai with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Chiang Mai flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Portland to Chiang Mai that allow pets onboard?

    Many airlines flying from Portland to Chiang Mai offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Chiang Mai?

    Yes, you can often find last-minute deals on Portland to Chiang Mai flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland to Chiang Mai flight deals updated?

    The Portland to Chiang Mai flight deals you see on this page were last updated on 4/26.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.

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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 2,991,349 searches. Data last updated April 27, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$959Average$1,159FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Korean AirCheapest$1,203Average$1,433FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
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Search flights from Portland to Chiang Mai by cabin class

Find flights from Portland to Chiang Mai, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Chiang Mai?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Chiang Mai from Portland today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Portland to Chiang Mai?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portland to Chiang Mai for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Portland to Chiang Mai with no change fees?

Certainly. Search results for flights to Chiang Mai from Portland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Portland to Chiang Mai become cheaper?

Of course! You can now track prices for flights from Portland to Chiang Mai and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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