$388+ 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Oct 21 — Oct 281
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
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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
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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 September 21, 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 September 21, 2026.
This Philippine Airlines deal was found by Cheapflights users on 9/17. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:41 pm -
2 stops25h 14m
Sun 9/271:25 pm -
2 stops32h 53m
Deal found 9/17![Multiple Airlines logo]()
$877
This Expedia deal was found by Cheapflights users on 9/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/271:49 pm -
2 stops31h 16m
Sun 12/131:10 pm -
2 stops23h 42m
Deal found 9/21![Multiple Airlines logo]()
$890
This Philippine Airlines deal was found by Cheapflights users on 9/19. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:41 pm -
2 stops25h 14m
Fri 10/231:25 pm -
2 stops33h 03m
Deal found 9/19![Multiple Airlines logo]()
$917
This eDestinos deal was found by Cheapflights users on 9/18. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:05 am -
2 stops26h 00m
Mon 11/911:15 pm -
2 stops29h 20m
Deal found 9/18![Korean Air logo]()
$926
This eDestinos deal was found by Cheapflights users on 9/17. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:31 am -
2 stops36h 54m
Sun 11/811:15 pm -
2 stops29h 20m
Deal found 9/17![Korean Air logo]()
$963
This Expedia deal was found by Cheapflights users on 9/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:30 pm -
2 stops27h 25m
Tue 12/155:40 pm -
2 stops30h 53m
Deal found 9/21![Multiple Airlines logo]()
$978
This Expedia deal was found by Cheapflights users on 9/17. 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.
Tue 12/16:30 pm -
2 stops27h 05m
Sat 2/275:40 pm -
2 stops30h 45m
Deal found 9/17![Multiple Airlines logo]()
$979
This Trip.com deal was found by Cheapflights users on 9/17. 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.
Wed 11/1810:00 am -
2 stops44h 20m
Wed 12/1610:10 am -
2 stops38h 16m
Deal found 9/17![Multiple Airlines logo]()
$987
This FlightHub deal was found by Cheapflights users on 9/17. 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.
Mon 10/56:30 am -
2 stops32h 10m
Tue 10/207:55 am -
2 stops19h 29m
Deal found 9/17![Japan Airlines logo]()
$988
This Delta deal was found by Cheapflights users on 9/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:16 am -
2 stops22h 49m
Wed 12/91:05 am -
2 stops37h 34m
Deal found 9/21![Delta logo]()
$992
This Delta deal was found by Cheapflights users on 9/18. 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.
Mon 11/239:16 am -
2 stops22h 49m
Wed 12/29:40 pm -
2 stops39h 26m
Deal found 9/18![Delta logo]()
$993
This Korean Air deal was found by Cheapflights users on 9/20. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:29 pm -
2 stops28h 56m
Sun 12/611:15 pm -
2 stops33h 04m
Deal found 9/20![Korean Air logo]()
$997
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 September 21, 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 September 21, 2026.
This Delta deal was found by Cheapflights users on 9/18. 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.
Mon 11/239:16 am -
2 stops22h 49m
Mon 12/79:50 am -
2 stops22h 29m
Deal found 9/18![Delta logo]()
$992
This Korean Air deal was found by Cheapflights users on 9/19. 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 11/237:05 am -
2 stops25h 00m
Sun 12/61:05 am -
2 stops32h 38m
Deal found 9/19![Korean Air logo]()
$997
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/117:30 am -
2 stops30h 40m
Tue 1/199:10 am -
2 stops28h 33m
Deal found 9/21![United Airlines logo]()
$998
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Wed 11/1810:00 am -
2 stops23h 15m
Wed 12/166:55 pm -
3 stops34h 46m
Deal found 9/16![Multiple Airlines logo]()
$1,564
This Emirates deal was found by Cheapflights users on 9/16. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:03 pm -
2 stops32h 07m
Mon 10/2611:00 pm -
2 stops33h 20m
Deal found 9/16![Emirates logo]()
$1,853
This Delta deal was found by Cheapflights users on 9/19. 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.
Tue 2/96:40 am -
2 stops26h 40m
Tue 2/239:40 pm -
2 stops40h 52m
Deal found 9/19![Delta logo]()
$992
This Korean Air deal was found by Cheapflights users on 9/16. 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 10/198:44 pm -
2 stops26h 51m
Tue 10/271:05 am -
2 stops27h 46m
Deal found 9/16![Korean Air logo]()
$998
This United Airlines deal was found by Cheapflights users on 9/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/183:30 pm -
3 stops29h 00m
Mon 1/259:10 am -
2 stops28h 33m
Deal found 9/21![United Airlines logo]()
$1,002
This United Airlines deal was found by Cheapflights users on 9/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/201:39 pm -
3 stops30h 51m
Thu 1/289:10 am -
2 stops28h 33m
Deal found 9/20![United Airlines logo]()
$1,002
This United Airlines deal was found by Cheapflights users on 9/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/181:39 pm -
3 stops30h 51m
Mon 3/19:10 am -
2 stops24h 21m
Deal found 9/20![United Airlines logo]()
$1,002
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/265:30 am -
2 stops27h 20m
Thu 10/297:10 am -
2 stops21h 24m
Deal found 9/16![United Airlines logo]()
$1,003
This United Airlines deal was found by Cheapflights users on 9/17. 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 11/2310:59 am -
3 stops33h 31m
Mon 12/77:10 am -
2 stops22h 28m
Deal found 9/17![United Airlines logo]()
$1,004
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1810:00 am -
2 stops24h 10m
Mon 3/110:10 pm -
3 stops31h 30m
Deal found 9/20![Multiple Airlines logo]()
$1,624
This United Airlines deal was found by Cheapflights users on 9/18. 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 11/239:00 am -
3 stops35h 30m
Wed 12/24:55 pm -
3 stops34h 20m
Deal found 9/18![United Airlines logo]()
$1,011
This KAYAK deal was found by Cheapflights users on 9/19. 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.
Thu 12/38:30 am -
2 stops32h 25m
Sun 12/1311:00 pm -
2 stops34h 55m
Deal found 9/19![Multiple Airlines logo]()
$1,626
This Emirates deal was found by Cheapflights users on 9/16. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:03 pm -
2 stops32h 07m
Mon 10/2611:00 pm -
2 stops33h 20m
Deal found 9/16![Emirates logo]()
$1,853
This IEagle deal was found by Cheapflights users on 9/19. 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.
Wed 10/211:03 pm -
2 stops41h 42m
Mon 11/2311:10 am -
2 stops46h 14m
Deal found 9/19![Emirates logo]()
$1,864
This Mytrip deal was found by Cheapflights users on 9/17. 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.
Fri 12/410:00 am -
3 stops35h 40m
Sun 12/1311:50 pm -
2 stops29h 51m
Deal found 9/17![Multiple Airlines logo]()
$1,758
This Emirates deal was found by Cheapflights users on 9/18. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:51 am -
2 stops34h 19m
Mon 10/2611:00 pm -
2 stops33h 20m
Deal found 9/18![Emirates logo]()
$1,903
This Mytrip deal was found by Cheapflights users on 9/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/510:00 am -
2 stops24h 10m
Mon 1/181:50 am -
2 stops27h 51m
Deal found 9/21![Multiple Airlines logo]()
$1,889
This FlightHub deal was found by Cheapflights users on 9/19. 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.
Wed 10/211:03 pm -
2 stops32h 07m
Wed 10/2811:00 pm -
2 stops33h 24m
Deal found 9/19![Emirates logo]()
$1,939
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:00 am -
2 stops26h 15m
Sun 11/296:55 am -
3 stops26h 36m
Deal found 9/20![Multiple Airlines logo]()
$1,910
This Emirates deal was found by Cheapflights users on 9/18. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:51 am -
2 stops34h 19m
Fri 10/2311:50 pm -
2 stops32h 41m
Deal found 9/18![Emirates logo]()
$1,969
Last-minute flights from Portland to BangkokDiscover last-minute flight deals from Portland to Bangkok. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Bangkok. Data last updated September 21, 2026 and is based on user searches.
This Philippine Airlines deal was found by Cheapflights users on 9/17. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:41 pm -
2 stops25h 14m
Sun 9/271:25 pm -
2 stops32h 53m
Deal found 9/17![Multiple Airlines logo]()
$877
This Philippine Airlines deal was found by Cheapflights users on 9/19. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:41 pm -
2 stops25h 14m
Fri 10/231:25 pm -
2 stops33h 03m
Deal found 9/19![Multiple Airlines logo]()
$917
This SmartFares deal was found by Cheapflights users on 9/18. 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.
Wed 9/308:18 pm -
2 stops30h 22m
Tue 10/65:50 pm -
2 stops29h 41m
Deal found 9/18![Multiple Airlines logo]()
$999
This FlightHub deal was found by Cheapflights users on 9/17. 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.
Mon 10/56:30 am -
2 stops32h 10m
Tue 10/207:55 am -
2 stops19h 29m
Deal found 9/17![Japan Airlines logo]()
$988
This SmartFares deal was found by Cheapflights users on 9/18. 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.
Tue 10/136:18 pm -
2 stops32h 22m
Thu 11/195:40 pm -
2 stops31h 03m
Deal found 9/18![Multiple Airlines logo]()
$1,005
This Korean Air deal was found by Cheapflights users on 9/16. 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 10/198:44 pm -
2 stops26h 51m
Tue 10/279:50 am -
2 stops26h 29m
Deal found 9/16![Korean Air logo]()
$998
This IEagle deal was found by Cheapflights users on 9/19. 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.
Mon 10/191:03 pm -
2 stops32h 07m
Mon 10/2611:10 am -
2 stops45h 10m
Deal found 9/19![Emirates logo]()
$1,798
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/205:30 am -
2 stops28h 25m
Tue 10/279:10 am -
2 stops27h 36m
Deal found 9/16![United Airlines logo]()
$1,001
This Korean Air deal was found by Cheapflights users on 9/21. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:31 am -
2 stops24h 04m
Tue 10/271:05 am -
2 stops27h 46m
Deal found 9/21![Korean Air logo]()
$997
This eDestinos deal was found by Cheapflights users on 9/18. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:05 am -
2 stops26h 00m
Mon 11/911:15 pm -
2 stops29h 20m
Deal found 9/18![Korean Air logo]()
$926
This United Airlines deal was found by Cheapflights users on 9/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:40 pm -
3 stops29h 50m
Thu 10/299:10 am -
2 stops25h 52m
Deal found 9/20![United Airlines logo]()
$1,002
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/289:00 am -
2 stops23h 50m
Tue 11/177:10 am -
2 stops22h 27m
Deal found 9/17![United Airlines logo]()
$1,003
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 September 21, 2026.
Search for one-way flight options from Portland to Bangkok. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Sat 10/247:37 pm -
2 stops59h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 11/17:04 am -
2 stops47h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$404
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 11/411:54 am -
3 stops42h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$425
This FlightHub deal was found by Cheapflights users on 9/16. 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.
Wed 12/23:15 pm -
2 stops42h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Air Canada logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 10/287:18 am -
3 stops48h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$446
This SmartFares deal was found by Cheapflights users on 9/18. 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.
Wed 1/134:03 pm -
2 stops29h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$448
This SmartFares deal was found by Cheapflights users on 9/19. 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.
Sat 11/79:59 pm -
2 stops47h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$459
This oojo deal was found by Cheapflights users on 9/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/179:59 pm -
2 stops43h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Philippine Airlines logo]()
$465
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 1/252:30 pm -
2 stops57h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$471
This oojo deal was found by Cheapflights users on 9/17. 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.
Wed 9/308:14 am -
2 stops25h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$474
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 1/125:37 pm -
2 stops51h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$480
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 1/252:30 pm -
2 stops40h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$524
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 September 21, 2026.
Round-trip from | $877 (Orbitz) |
|---|---|
One-way from | $388 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $1,033 |
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 September 21, 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
Tue 12/1
5:30 am-11:30 am
3 stops39h 00m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$533
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Tue 10/13
7:00 am-9:35 am
3 stops36h 35m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$533
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Wed 1/13
1:39 pm-11:30 am
3 stops30h 51m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$533
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Thu 10/29
3:40 pm-11:30 am
3 stops29h 50m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$533
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Wed 10/14
1:03 pm-9:35 am
2 stops30h 32m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$542
PortlandBangkok
PDX Portland - DMK Bangkok Don Mueang Intl
PDXDMK
Portland
Thu 1/14
6:10 pm-9:05 pm
3 stops59h 55m
Bangkok Don Mueang Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$554
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Sat 9/26
1:13 pm-9:35 am
3 stops30h 22m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$557
Quickest round-trip
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Sun 1/24
3:30 pm-11:30 am
3 stops29h 00m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$557
PortlandBangkok
PDX Portland - DMK Bangkok Don Mueang Intl
PDXDMK
Portland
Sun 11/1
11:06 am-11:30 am
3 stops57h 24m
Bangkok Don Mueang Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$565
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Sat 10/3
10:51 am-9:35 am
2 stops32h 44m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$566
Showing 1-10 of 40 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
PDX-DMK
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
PDX-DMK
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 $914). Flying from Portland to Bangkok in December is currently the most expensive (average of $1,774). 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 $920 and $1,267 in November.The cheapest round-trip price found within the last 5 days was $877 on Multiple Airlines (Nov 22-Dec 23).
How far ahead should I book a flight from Portland to Bangkok?
Booking 60 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 September 21, 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.
Overall
8.7
Entertainment
8.7
Boarding
8.8
Food
8.5
Comfort
8.8
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.7
Entertainment
8.7
Boarding
8.8
Food
8.5
Comfort
8.8
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.7
Entertainment
8.7
Boarding
8.8
Food
8.5
Comfort
8.8
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.7
Entertainment
8.7
Boarding
8.8
Food
8.5
Comfort
8.8
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.7
Entertainment
8.7
Boarding
8.8
Food
8.5
Comfort
8.8
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Overall
8.7
Entertainment
8.7
Boarding
8.8
Food
8.5
Comfort
8.8
Crew
9.1
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Related info for your journey
Find useful and relevant information for your journey from Portland to Bangkok. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Popular flights
Alternative routes for Portland to Bangkok
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Complete your trip
Complete your trip to Bangkok by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Bangkok by cabin class
Find flights from Portland to Bangkok, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Bangkok flights
Browse other Portland and Bangkok flight options. Last updated on September 21, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on September 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 September 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$99 | Average$992 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$653 | Average$1,074 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$753 | Average$851 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$759 | Average$914 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$773 | Average$903 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$845 | Average$1,029 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$872 | Average$1,033 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$882 | Average$1,120 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$896 | Average$972 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$900 | Average$1,332 | FlexibilityNo cancel fee | On-time67% |