$412+ Cheap flights from Portland (PDX) to Bangkok
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Bangkok with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Bangkok
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to BangkokExplore the most affordable flight options available from Portland to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
Explore the most affordable flight options available from Portland to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
This Orbitz deal was found by Cheapflights users on 11/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/82:10 pm -
2 stops30h 55m
Sun 11/158:25 am -
1 stop21h 16m
Deal found 11/1![Multiple Airlines logo]()
$1,029
This Orbitz deal was found by Cheapflights users on 11/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:08 am -
2 stops36h 57m
Wed 1/207:55 am -
2 stops20h 34m
Deal found 11/1![Multiple Airlines logo]()
$1,050
This Korean Air deal was found by Cheapflights users on 10/31. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:51 pm -
2 stops38h 14m
Sun 12/61:05 am -
2 stops27h 30m
Deal found 10/31![Korean Air logo]()
$1,055
This Mytrip deal was found by Cheapflights users on 11/2. 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.
Thu 12/37:51 pm -
2 stops35h 09m
Sun 12/1311:55 pm -
2 stops34h 01m
Deal found 11/2![Multiple Airlines logo]()
$1,056
This IEagle deal was found by Cheapflights users on 11/1. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:01 am -
2 stops24h 44m
Wed 11/181:10 pm -
2 stops25h 44m
Deal found 11/1![Multiple Airlines logo]()
$1,058
This IEagle deal was found by Cheapflights users on 11/1. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:51 pm -
2 stops26h 44m
Wed 12/97:30 am -
2 stops21h 20m
Deal found 11/1![Multiple Airlines logo]()
$1,059
This oojo deal was found by Cheapflights users on 11/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:00 am -
2 stops24h 45m
Tue 12/1511:40 pm -
2 stops37h 12m
Deal found 11/2![Philippine Airlines logo]()
$1,068
This Mytrip deal was found by Cheapflights users on 11/2. 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.
Thu 12/37:51 pm -
2 stops35h 09m
Wed 12/91:05 am -
2 stops32h 26m
Deal found 11/2![Multiple Airlines logo]()
$1,073
This Expedia deal was found by Cheapflights users on 11/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:45 pm -
2 stops27h 20m
Mon 12/78:25 am -
1 stop16h 01m
Deal found 11/2![Multiple Airlines logo]()
$1,078
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:51 pm -
2 stops35h 09m
Tue 1/1910:05 pm -
2 stops33h 20m
Deal found 11/3![Multiple Airlines logo]()
$1,086
This FlightHub deal was found by Cheapflights users on 10/31. 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.
Thu 12/37:00 am -
2 stops31h 00m
Sun 12/1310:05 pm -
2 stops40h 23m
Deal found 10/31![Japan Airlines logo]()
$1,092
This SmartFares deal was found by Cheapflights users on 11/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:04 pm -
2 stops31h 26m
Wed 11/181:45 pm -
2 stops34h 46m
Deal found 11/1![Multiple Airlines logo]()
$1,098
Best flights from Portland to BangkokDiscover carefully curated flight deals from Portland to Bangkok that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
Discover carefully curated flight deals from Portland to Bangkok that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
This Delta deal was found by Cheapflights users on 10/31. 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.
Sat 1/239:45 am -
2 stops23h 35m
Sun 2/289:40 pm -
2 stops34h 28m
Deal found 10/31![Delta logo]()
$1,018
This Qatar Airways deal was found by Cheapflights users on 11/1. 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.
Mon 1/1812:23 pm -
2 stops27h 17m
Fri 2/262:00 am -
2 stops29h 37m
Deal found 11/1![Qatar Airways logo]()
$1,110
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Thu 1/217:00 am -
3 stops37h 30m
Mon 2/89:10 am -
2 stops26h 35m
Deal found 11/2![United Airlines logo]()
$1,153
This Qatar Airways deal was found by Cheapflights users on 11/1. 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.
Wed 1/2010:30 am -
2 stops35h 35m
Thu 3/49:45 am -
2 stops44h 10m
Deal found 11/1![Qatar Airways logo]()
$1,143
This United Airlines deal was found by Cheapflights users on 10/31. 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.
Mon 1/183:40 pm -
3 stops28h 50m
Mon 1/257:10 am -
2 stops22h 26m
Deal found 10/31![United Airlines logo]()
$1,155
This United Airlines deal was found by Cheapflights users on 10/31. 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.
Wed 11/1110:59 am -
3 stops33h 31m
Tue 2/234:55 pm -
3 stops34h 08m
Deal found 10/31![United Airlines logo]()
$1,163
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/261:18 pm -
2 stops48h 52m
Tue 3/24:55 pm -
3 stops34h 08m
Deal found 11/3![United Airlines logo]()
$1,163
Last-minute flights from Portland to BangkokDiscover last-minute flight deals from Portland to Bangkok. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Bangkok. Data last updated November 5, 2026 and is based on user searches.
This Orbitz deal was found by Cheapflights users on 11/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:08 am -
2 stops36h 57m
Wed 1/207:55 am -
2 stops20h 34m
Deal found 11/1![Multiple Airlines logo]()
$1,050
This IEagle deal was found by Cheapflights users on 11/1. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:01 am -
2 stops24h 44m
Wed 11/181:10 pm -
2 stops25h 44m
Deal found 11/1![Multiple Airlines logo]()
$1,058
This Orbitz deal was found by Cheapflights users on 11/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/82:10 pm -
2 stops30h 55m
Sun 11/158:25 am -
1 stop21h 16m
Deal found 11/1![Multiple Airlines logo]()
$1,029
This SmartFares deal was found by Cheapflights users on 11/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:04 pm -
2 stops31h 26m
Wed 11/181:45 pm -
2 stops34h 46m
Deal found 11/1![Multiple Airlines logo]()
$1,098
This oojo deal was found by Cheapflights users on 11/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:00 am -
2 stops24h 45m
Tue 12/1511:40 pm -
2 stops37h 12m
Deal found 11/2![Philippine Airlines logo]()
$1,068
This Expedia deal was found by Cheapflights users on 11/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:45 pm -
2 stops27h 20m
Thu 12/38:25 am -
1 stop16h 01m
Deal found 11/1![Multiple Airlines logo]()
$1,078
This Korean Air deal was found by Cheapflights users on 10/31. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:51 pm -
2 stops38h 14m
Sun 12/61:05 am -
2 stops27h 30m
Deal found 10/31![Korean Air logo]()
$1,055
This IEagle deal was found by Cheapflights users on 11/1. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:51 pm -
2 stops26h 44m
Wed 12/97:30 am -
2 stops21h 20m
Deal found 11/1![Multiple Airlines logo]()
$1,059
This Mytrip deal was found by Cheapflights users on 11/2. 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.
Thu 12/37:51 pm -
2 stops35h 09m
Sun 12/1311:55 pm -
2 stops34h 01m
Deal found 11/2![Multiple Airlines logo]()
$1,056
This Mytrip deal was found by Cheapflights users on 11/2. 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.
Thu 12/37:51 pm -
2 stops35h 09m
Wed 12/91:05 am -
2 stops32h 26m
Deal found 11/2![Multiple Airlines logo]()
$1,073
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:51 pm -
2 stops35h 09m
Tue 1/1910:05 pm -
2 stops33h 20m
Deal found 11/3![Multiple Airlines logo]()
$1,086
This FlightHub deal was found by Cheapflights users on 10/31. 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.
Thu 12/37:00 am -
2 stops31h 00m
Sun 12/1310:05 pm -
2 stops40h 23m
Deal found 10/31![Japan Airlines logo]()
$1,092
One-way flights from Portland to BangkokSearch for one-way flight options from Portland to Bangkok. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
Search for one-way flight options from Portland to Bangkok. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2010:59 am -
2 stops43h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$412
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/297:09 am -
2 stops47h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$415
This SmartFares deal was found by Cheapflights users on 11/3. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/82:10 pm -
2 stops27h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Multiple Airlines logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1710:59 am -
2 stops43h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$473
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/1510:59 pm -
3 stops55h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$483
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/215:06 pm -
3 stops30h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$487
This oojo deal was found by Cheapflights users on 11/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:08 am -
2 stops36h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Philippine Airlines logo]()
$488
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/145:01 pm -
3 stops30h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/194:29 pm -
3 stops51h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$502
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/2210:59 am -
3 stops32h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$517
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/257:09 am -
2 stops26h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$520
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:51 pm -
2 stops35h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$521
Find flight deals from Portland to Bangkok
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Bangkok (TH1). 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 November 5, 2026.
Round-trip from | $916 (Philippine Airlines) |
|---|---|
One-way from | $412 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $1,093 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Bangkok 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 7,457,451 searches. Data last updated November 5, 2026.
Use the filters below to find and compare flights from Portland to Bangkok that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Mon 1/18
5:40 am-12:20 am
2 stops27h 40m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$543
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Thu 11/26
7:00 am-11:30 am
3 stops37h 30m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$621
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Mon 1/11
5:20 pm-9:50 am
3 stops25h 30m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$657
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Sun 11/15
7:10 am-11:30 am
3 stops37h 20m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$661
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Fri 1/29
7:19 pm-11:30 am
3 stops49h 11m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$680
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Wed 11/25
1:25 pm-11:30 am
3 stops31h 05m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$783
Quickest round-trip
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Tue 11/17
5:25 pm-9:50 am
3 stops25h 25m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$826
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Sat 1/23
9:45 am-12:20 am
2 stops23h 35m
Bangkok Suvarnabhumi
Sun 2/28
9:40 pm-5:08 pm
2 stops34h 28m
$1,018
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Mon 1/18
12:23 pm-6:40 am
2 stops27h 17m
Bangkok Suvarnabhumi
Fri 2/26
2:00 am-4:37 pm
2 stops29h 37m
$1,110
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Wed 1/20
10:30 am-1:05 pm
2 stops35h 35m
Bangkok Suvarnabhumi
Thu 3/4
9:45 am-2:55 pm
2 stops44h 10m
$1,143
Showing 1-10 of 14 resultsSorted by cheapest first
Best time to book a flight from Portland to Bangkok
Have a flexible travel schedule? Discover the best time to fly to Bangkok from Portland with our price prediction graph.
PDX-TH1
PDX-BKK
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.
Cheapflights Insights
Everything you need to know about your flight from Portland to Bangkok
PDX-TH1
PDX-BKK
What is the cheapest month to book a flight from Portland to Bangkok?
Currently, April is the cheapest month in which you can book a flight from Portland to Bangkok (average of $964). Flying from Portland to Bangkok in December is currently the most expensive (average of $1,610). 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.
How much does it cost to fly round-trip from Portland to Bangkok?
Airfare is below average for this route at the moment.
Portland to Bangkok flights typically cost between $964 and $1,296 in April.The cheapest round-trip price found within the last 5 days was $916 on Multiple Airlines (Apr 9-Apr 22).
How far ahead should I book a flight from Portland to Bangkok?
Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Bangkok. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Bangkok
Get insights into the airlines that provide service to Bangkok. 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 Bangkok. Reviews last updated November 5, 2026.
Peruse reviews from past customers who have flown with STARLUX Airlines,EVA Air, andChina Airlines from Portland to Bangkok to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
8.6
Overall
8.8
Comfort
8.8
Boarding
8.8
Crew
9.1
Food
8.6
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Entertainment
8.6
Overall
8.8
Comfort
8.8
Boarding
8.8
Crew
9.1
Food
8.6
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Entertainment
8.6
Overall
8.8
Comfort
8.8
Boarding
8.8
Crew
9.1
Food
8.6
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Entertainment
8.6
Overall
8.8
Comfort
8.8
Boarding
8.8
Crew
9.1
Food
8.6
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Entertainment
8.6
Overall
8.8
Comfort
8.8
Boarding
8.8
Crew
9.1
Food
8.6
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Entertainment
8.6
Overall
8.8
Comfort
8.8
Boarding
8.8
Crew
9.1
Food
8.6
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Related info for your journey
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Portland and Bangkok flights
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Top 10 airlines flying from Portland to Bangkok
Discover the top 10 airlines that operate flights from Portland to Bangkok. 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 7,457,451 searches. Data last updated November 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$99 | Average$1,090 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$759 | Average$914 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$773 | Average$884 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$781 | Average$903 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$862 | Average$997 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$875 | Average$1,034 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$896 | Average$1,336 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$896 | Average$972 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$944 | Average$1,120 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$1,026 | Average$1,358 | FlexibilityNo cancel fee | On-time80% |