Thailand

$426+ Cheap flights from Portland (PDX) to Thailand

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Feb 10 — Feb 171
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Cheap flight deals from Portland to Thailand

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Thailand (TH0). 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 February 5, 2025.

Round-trip from

$976
(Ovago)

One-way from

$426
(oojo)

Popular in

June

Cheapest in

September

Average price

$1,057
From Portland to Thailand
One-way flight from Portland to Thailand
Highest demand for flights based on searches. 14% potential increase in price ($214 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
Average for round-trip flights in February 2025

Find flight deals from Portland to Thailand

Cheapest flights from Portland to Thailand
Explore the most affordable flight options available from Portland to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2025.

This Ovago deal was found by Cheapflights users on 2/4. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:00 amPDX - BKK
2 stops25h 35mJapan Airlines
Thu 11/208:05 amBKK - PDX
2 stops23h 23mJapan Airlines
Deal found 2/4$974
This Ovago deal was found by Cheapflights users on 2/5. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/25:15 pmPDX - BKK
2 stops32h 15mSTARLUX Airlines
Sat 3/81:50 pmBKK - PDX
2 stops19h 34mSTARLUX Airlines
Deal found 2/5$976
This United Airlines deal was found by Cheapflights users on 2/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/237:46 pmPDX - BKK
2 stops37h 19mUnited Airlines
Wed 3/197:10 amBKK - PDX
2 stops31h 40mUnited Airlines
Deal found 2/5$978
This Mytrip deal was found by Cheapflights users on 2/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/210:32 amPDX - BKK
2 stops41h 53mMultiple Airlines
Fri 3/71:55 amBKK - PDX
3 stops31h 42mMultiple Airlines
Deal found 2/5$981
This Fareboom deal was found by Cheapflights users on 2/4. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:39 pmPDX - HKT
2 stops33h 51mCathay Pacific
Wed 6/46:30 pmHKT - PDX
2 stops35h 54mCathay Pacific
Deal found 2/4$982
This STARLUX Airlines deal was found by Cheapflights users on 2/3. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/79:30 pmPDX - CNX
2 stops28h 50mSTARLUX Airlines
Sat 9/205:20 pmCNX - PDX
2 stops41h 23mSTARLUX Airlines
Deal found 2/3$984
This KAYAK deal was found by Cheapflights users on 2/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/166:00 amPDX - BKK
2 stops44h 20mANA
Sun 6/159:35 pmBKK - PDX
2 stops35h 10mANA
Deal found 2/4$987
This Travelocity deal was found by Cheapflights users on 2/4. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/96:00 amPDX - CNX
2 stops27h 05mMultiple Airlines
Sun 4/612:45 amCNX - PDX
2 stops37h 14mMultiple Airlines
Deal found 2/4$987
This Qatar Airways deal was found by Cheapflights users on 2/3. 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.
Thu 8/2810:40 amPDX - BKK
2 stops30h 25mQatar Airways
Fri 9/128:00 pmBKK - PDX
2 stops41h 53mQatar Airways
Deal found 2/3$988
This FlightHub deal was found by Cheapflights users on 2/5. 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.
Fri 11/76:00 amPDX - HKT
2 stops45h 55mQatar Airways
Sat 11/158:20 amHKT - PDX
2 stops54h 33mQatar Airways
Deal found 2/5$995
This Gurufare deal was found by Cheapflights users on 2/5. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/87:00 amPDX - HKT
2 stops43h 05mMultiple Airlines
Mon 3/1012:20 amHKT - PDX
2 stops29h 39mMultiple Airlines
Deal found 2/5$999
This Mytrip deal was found by Cheapflights users on 2/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/276:00 amPDX - DMK
2 stops25h 45mMultiple Airlines
Sun 5/49:20 amDMK - PDX
2 stops27h 35mMultiple Airlines
Deal found 2/5$1,030

Find flights from Portland to Thailand within your budget

Customize your flight search to find flights from Portland to Thailand 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 February 5, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 4/15

7:41 pm-12:00 pm

2 stops26h 19m

Bangkok Suvarnabhumi

Thu 5/15

5:50 pm-7:00 pm

2 stops39h 10m

$976

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Sun 2/23

7:46 pm-12:05 am

2 stops37h 19m

Bangkok Suvarnabhumi

Wed 3/19

7:10 am-12:50 am

2 stops31h 40m

$978

PortlandPhuket City

PDX - HKT

PDXHKT

Portland

Wed 5/14

5:39 pm-5:30 pm

2 stops33h 51m

Phuket City

Wed 6/4

6:30 pm-4:24 pm

2 stops35h 54m

$982

PortlandPhuket City

PDX - HKT

PDXHKT

Portland

Thu 4/17

12:30 pm-4:50 pm

2 stops38h 20m

Phuket City

Sun 5/18

5:50 pm-1:36 pm

2 stops33h 46m

$983

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Sun 3/16

7:45 am-4:20 pm

2 stops42h 35m

Bangkok Suvarnabhumi

Wed 6/18

9:35 am-6:46 pm

2 stops23h 11m

$987

PortlandChiang Mai

PDX - CNX

PDXCNX

Portland

Sun 3/9

6:00 am-11:05 pm

2 stops27h 05m

Chiang Mai

Sun 4/6

12:45 am-11:59 pm

2 stops37h 14m

$987

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 2/18

5:15 pm-1:05 pm

2 stops28h 50m

Bangkok Suvarnabhumi

Tue 3/18

5:50 pm-10:56 pm

2 stops19h 06m

$995

PortlandPhuket City

PDX - HKT

PDXHKT

Portland

Thu 4/17

11:50 am-6:50 pm

2 stops41h 00m

Phuket City

Sun 5/18

8:30 pm-7:18 am

2 stops48h 48m

$1,013

PortlandPhuket City

PDX - HKT

PDXHKT

Portland

Wed 2/26

8:00 am-7:50 am

2 stops32h 50m

Phuket City

Wed 3/12

8:10 pm-12:33 pm

2 stops30h 23m

$1,032

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Thu 2/27

7:16 pm-10:40 am

2 stops24h 24m

Bangkok Suvarnabhumi

Thu 3/6

11:40 am-8:44 pm

2 stops24h 04m

$1,050

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Showing 1-10 of 48 results
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Best time to book a flight from Portland to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand 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 Thailand

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

What is the cheapest month to book a flight from Portland to Thailand?

Currently, October is the cheapest month in which you can book a flight from Portland to Thailand (average of $996). Flying from Portland to Thailand in June is currently the most expensive (average of $1,583). 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.

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

Find hourly flight availability from Portland to Thailand. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 5, 2025.

When flying from Portland to Thailand, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Thailand by month

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

In terms of precipitation, rainfall in Thailand ranges from 0.4 - 12.6 inches per month. September is typically the wettest month, when rainfall can reach 12.6 in. January is typically the driest time to visit Thailand when rainfall is around 0.4 in.

Temperature in Thailand by month

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

If weather is an important factor for your trip to Thailand, 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 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Thailand

Get insights into the airlines that provide service to Thailand. 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 Thailand. Reviews last updated February 5, 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, ANA and Korean Air from Portland to Thailand to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

9.1

Food

9.0

Comfort

9.0

Boarding

9.1

Overall

9.1

Crew

9.3

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Entertainment

9.1

Food

9.0

Comfort

9.0

Boarding

9.1

Overall

9.1

Crew

9.3

Reviews

1 / 5