$441+ Cheap flights from Portland (PDX) to Bangkok
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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
May 17 — May 241
Round-trip
1 adult, Economy
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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 April 17, 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 April 17, 2026.
This Justfly.com deal was found by Cheapflights users on 4/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/282:50 pm
PDX
- BKK
3 stops33h 25m
Multiple Airlines
Sun 5/315:55 pm
BKK
- PDX
3 stops36h 55m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$849
This Justfly.com deal was found by Cheapflights users on 4/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:51 pm
PDX
- BKK
3 stops54h 24m
Multiple Airlines
Mon 6/85:55 pm
BKK
- PDX
3 stops33h 55m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$855
This FlightHub deal was found by Cheapflights users on 4/16. 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.
Mon 7/209:45 pm
PDX
- BKK
3 stops43h 55m
Multiple Airlines
Wed 7/293:15 pm
BKK
- PDX
3 stops36h 35m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$857
This Philippine Airlines deal was found by Cheapflights users on 4/16. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:50 pm
PDX
- BKK
2 stops24h 05m
Multiple Airlines
Tue 9/151:25 pm
BKK
- PDX
2 stops32h 48m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$868
This Travelocity deal was found by Cheapflights users on 4/16. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:30 pm
PDX
- BKK
2 stops47h 35m
Multiple Airlines
Tue 11/2410:50 pm
BKK
- PDX
2 stops38h 54m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$875
This Philippine Airlines deal was found by Cheapflights users on 4/16. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:40 pm
PDX
- BKK
2 stops26h 25m
Multiple Airlines
Mon 11/91:30 pm
BKK
- PDX
2 stops25h 40m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$888
This FlightHub deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:19 am
PDX
- BKK
3 stops40h 56m
Multiple Airlines
Wed 7/2910:25 pm
BKK
- PDX
3 stops39h 27m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$891
This IEagle deal was found by Cheapflights users on 4/16. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:00 am
PDX
- BKK
2 stops25h 40m
Multiple Airlines
Tue 10/131:25 pm
BKK
- PDX
2 stops24h 45m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$894
This IEagle deal was found by Cheapflights users on 4/16. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/92:49 pm
PDX
- BKK
3 stops33h 26m
Multiple Airlines
Sun 7/265:55 pm
BKK
- PDX
3 stops33h 55m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$899
This Justfly.com deal was found by Cheapflights users on 4/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:40 pm
PDX
- BKK
2 stops24h 05m
Multiple Airlines
Tue 10/205:30 pm
BKK
- PDX
2 stops19h 14m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$906
This FlightHub deal was found by Cheapflights users on 4/17. 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.
Tue 5/55:51 pm
PDX
- BKK
3 stops57h 04m
Multiple Airlines
Sat 6/65:55 pm
BKK
- PDX
3 stops43h 41m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$908
This Trip.com deal was found by Cheapflights users on 4/12. 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.
Mon 4/278:45 am
PDX
- DMK
2 stops44h 45m
Multiple Airlines
Sun 5/103:00 am
DMK
- PDX
2 stops44h 38m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$1,221
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 April 17, 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 April 17, 2026.
This Etihad Airways deal was found by Cheapflights users on 4/13. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:00 am
PDX
- BKK
2 stops33h 15m
Multiple Airlines
Thu 10/13:15 am
BKK
- PDX
2 stops33h 35m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$1,083
This Qatar Airways deal was found by Cheapflights users on 4/12. 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 8/311:59 pm
PDX
- BKK
2 stops33h 26m
Qatar Airways
Mon 9/72:30 am
BKK
- PDX
2 stops30h 10m
Qatar Airways
Deal found 4/12![Qatar Airways logo]()
$1,107
This STARLUX Airlines deal was found by Cheapflights users on 4/12. 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.
Tue 9/85:35 pm
PDX
- BKK
2 stops28h 25m
STARLUX Airlines
Thu 9/105:50 pm
BKK
- PDX
2 stops42h 11m
STARLUX Airlines
Deal found 4/12![STARLUX Airlines logo]()
$1,256
This United Airlines deal was found by Cheapflights users on 4/14. 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 8/273:43 pm
PDX
- BKK
3 stops27h 52m
United Airlines
Thu 9/107:00 am
BKK
- PDX
2 stops22h 05m
United Airlines
Deal found 4/14![United Airlines logo]()
$1,267
This United Airlines deal was found by Cheapflights users on 4/12. 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 9/106:54 am
PDX
- BKK
2 stops27h 01m
United Airlines
Wed 9/233:45 pm
BKK
- PDX
3 stops39h 09m
United Airlines
Deal found 4/12![United Airlines logo]()
$1,278
This United Airlines deal was found by Cheapflights users on 4/13. 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 9/86:54 am
PDX
- BKK
2 stops27h 01m
United Airlines
Thu 9/103:45 pm
BKK
- PDX
3 stops32h 27m
United Airlines
Deal found 4/13![United Airlines logo]()
$1,278
This United Airlines deal was found by Cheapflights users on 4/15. 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.
Fri 9/111:14 pm
PDX
- BKK
2 stops30h 21m
United Airlines
Mon 9/149:35 am
BKK
- PDX
2 stops43h 12m
United Airlines
Deal found 4/15![United Airlines logo]()
$1,307
This United Airlines deal was found by Cheapflights users on 4/13. 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 9/91:14 pm
PDX
- BKK
3 stops30h 21m
United Airlines
Wed 10/77:00 am
BKK
- PDX
3 stops25h 41m
United Airlines
Deal found 4/13![United Airlines logo]()
$1,397
This Mytrip deal was found by Cheapflights users on 4/13. 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 7/1210:10 am
PDX
- DMK
2 stops25h 50m
Multiple Airlines
Tue 7/212:35 am
DMK
- PDX
3 stops26h 16m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$1,873
This Mytrip deal was found by Cheapflights users on 4/13. 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 7/1010:10 am
PDX
- DMK
2 stops23h 55m
Multiple Airlines
Sun 7/191:15 am
DMK
- PDX
2 stops31h 56m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$1,898
This United Airlines deal was found by Cheapflights users on 4/12. 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 8/181:14 pm
PDX
- BKK
3 stops30h 21m
United Airlines
Sat 8/299:35 am
BKK
- PDX
2 stops29h 12m
United Airlines
Deal found 4/12![United Airlines logo]()
$1,434
This Mytrip deal was found by Cheapflights users on 4/15. 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 4/299:50 am
PDX
- DMK
3 stops24h 25m
Multiple Airlines
Wed 5/611:30 pm
DMK
- PDX
3 stops29h 15m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$1,970
This Mytrip deal was found by Cheapflights users on 4/12. 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 7/310:10 am
PDX
- DMK
2 stops25h 50m
Multiple Airlines
Fri 7/101:15 am
DMK
- PDX
2 stops27h 36m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$2,056
This Mytrip deal was found by Cheapflights users on 4/12. 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 7/710:10 am
PDX
- DMK
2 stops25h 50m
Multiple Airlines
Mon 8/103:00 am
DMK
- PDX
3 stops25h 51m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$2,118
This Mytrip deal was found by Cheapflights users on 4/15. 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 7/910:10 am
PDX
- DMK
2 stops25h 50m
Multiple Airlines
Sun 7/2611:30 pm
DMK
- PDX
3 stops29h 21m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$2,807
This Mytrip deal was found by Cheapflights users on 4/13. 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 5/1210:10 am
PDX
- DMK
2 stops25h 50m
Multiple Airlines
Tue 5/1911:30 pm
DMK
- PDX
3 stops29h 15m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$3,022
This Mytrip deal was found by Cheapflights users on 4/13. 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 5/2910:10 am
PDX
- DMK
3 stops24h 05m
Multiple Airlines
Thu 6/116:00 pm
DMK
- PDX
3 stops34h 45m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$3,367
Last-minute flights from Portland to BangkokDiscover last-minute flight deals from Portland to Bangkok. Data last updated April 17, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Bangkok. Data last updated April 17, 2026 and is based on user searches.
This IEagle deal was found by Cheapflights users on 4/13. 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 4/2012:07 pm
PDX
- BKK
2 stops28h 43m
Multiple Airlines
Fri 5/17:00 pm
BKK
- PDX
2 stops37h 36m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$991
This BusinessClass deal was found by Cheapflights users on 4/12. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:49 pm
PDX
- BKK
2 stops25h 56m
Multiple Airlines
Mon 5/252:40 am
BKK
- PDX
2 stops45h 07m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$984
This Justfly.com deal was found by Cheapflights users on 4/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/282:50 pm
PDX
- BKK
3 stops33h 25m
Multiple Airlines
Sun 5/315:55 pm
BKK
- PDX
3 stops36h 55m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$849
This Fareboom deal was found by Cheapflights users on 4/15. 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 4/291:52 pm
PDX
- BKK
2 stops26h 58m
Multiple Airlines
Tue 5/52:30 am
BKK
- PDX
2 stops31h 04m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$982
This IEagle deal was found by Cheapflights users on 4/14. 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 4/302:50 pm
PDX
- BKK
3 stops36h 05m
Multiple Airlines
Thu 7/305:55 pm
BKK
- PDX
3 stops33h 55m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$928
This FlightHub deal was found by Cheapflights users on 4/17. 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.
Tue 5/55:51 pm
PDX
- BKK
3 stops57h 04m
Multiple Airlines
Sat 6/65:55 pm
BKK
- PDX
3 stops43h 41m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$908
This IEagle deal was found by Cheapflights users on 4/12. 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.
Tue 5/52:50 pm
PDX
- BKK
2 stops28h 55m
Multiple Airlines
Tue 5/195:30 pm
BKK
- PDX
2 stops30h 17m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$974
This FlightHub deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:30 pm
PDX
- BKK
2 stops47h 20m
Multiple Airlines
Tue 5/127:00 pm
BKK
- PDX
2 stops40h 28m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,005
This Expedia deal was found by Cheapflights users on 4/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/65:51 pm
PDX
- BKK
2 stops28h 19m
Multiple Airlines
Tue 5/262:35 am
BKK
- PDX
2 stops27h 48m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$944
This Justfly.com deal was found by Cheapflights users on 4/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:35 am
PDX
- BKK
2 stops30h 15m
Multiple Airlines
Sun 5/172:30 am
BKK
- PDX
2 stops32h 58m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$999
This IEagle deal was found by Cheapflights users on 4/13. 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 5/61:52 pm
PDX
- BKK
2 stops26h 58m
Qatar Airways
Tue 5/261:00 am
BKK
- PDX
2 stops34h 28m
Qatar Airways
Deal found 4/13![Qatar Airways logo]()
$1,013
This Justfly.com deal was found by Cheapflights users on 4/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:51 pm
PDX
- BKK
3 stops54h 24m
Multiple Airlines
Mon 6/85:55 pm
BKK
- PDX
3 stops33h 55m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$855
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 April 17, 2026.
Search for one-way flight options from Portland to Bangkok. Find affordable one-way fares based on user searches. Data last updated April 17, 2026.
This IEagle deal was found by Cheapflights users on 4/14. 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.
Tue 4/282:50 pm
PDX
- BKK
3 stops39h 35m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$441
This IEagle deal was found by Cheapflights users on 4/13. 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 4/209:35 pm
PDX
- BKK
3 stops42h 55m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$448
This BusinessClass deal was found by Cheapflights users on 4/14. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:18 pm
PDX
- BKK
2 stops23h 37m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$479
This Fareboom deal was found by Cheapflights users on 4/13. 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.
Thu 4/302:50 pm
PDX
- BKK
3 stops36h 05m
Air India
Deal found 4/13![Air India logo]()
$500
This Fareboom deal was found by Cheapflights users on 4/14. 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.
Mon 4/207:14 pm
PDX
- BKK
2 stops25h 26m
Asiana Airlines
Deal found 4/14![Asiana Airlines logo]()
$514
This Expedia deal was found by Cheapflights users on 4/14. 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 4/209:50 am
PDX
- BKK
1 stop29h 15m
Air Canada
Deal found 4/14![Air Canada logo]()
$544
This FlightHub deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:27 pm
PDX
- BKK
2 stops45h 23m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$550
This Justfly.com deal was found by Cheapflights users on 4/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:05 pm
PDX
- BKK
1 stop20h 00m
Air Canada
Deal found 4/14![Air Canada logo]()
$554
This Fareboom deal was found by Cheapflights users on 4/13. 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.
Thu 4/307:00 am
PDX
- BKK
2 stops26h 30m
EVA Air
Deal found 4/13![EVA Air logo]()
$574
This Ovago deal was found by Cheapflights users on 4/15. 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.
Tue 5/58:30 pm
PDX
- BKK
2 stops44h 20m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$577
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 4/2210:35 am
PDX
- DMK
3 stops44h 45m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$620
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/59:30 pm
PDX
- DMK
3 stops56h 00m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$639
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 April 17, 2026.
Round-trip from | $899 (IEagle) |
|---|---|
One-way from | $441 (IEagle) |
Popular in | December |
Cheapest in | April |
Average price | $920 |
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 2,558,603 searches. Data last updated April 17, 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 - BKK
PDXBKK
Portland
Wed 9/2
7:00 am-6:15 am
2 stops33h 15m
Bangkok Suvarnabhumi
Thu 10/1
3:15 am-10:50 pm
2 stops33h 35m
$1,083
PortlandBangkok
PDX - BKK
PDXBKK
Portland
Mon 8/31
1:59 pm-1:25 pm
2 stops33h 26m
Bangkok Suvarnabhumi
Mon 9/7
2:30 am-6:40 pm
2 stops30h 10m
$1,107
PortlandBangkok
PDX - BKK
PDXBKK
Portland
Tue 9/8
5:35 pm-12:00 pm
2 stops28h 25m
Bangkok Suvarnabhumi
Thu 9/10
5:50 pm-10:01 pm
2 stops42h 11m
$1,256
Quickest round-trip
PortlandBangkok
PDX - BKK
PDXBKK
Portland
Thu 8/27
3:43 pm-9:35 am
3 stops27h 52m
Bangkok Suvarnabhumi
Thu 9/10
7:00 am-3:05 pm
2 stops22h 05m
$1,267
PortlandBangkok
PDX - BKK
PDXBKK
Portland
Thu 9/10
6:54 am-11:55 pm
2 stops27h 01m
Bangkok Suvarnabhumi
Wed 9/23
3:45 pm-4:54 pm
3 stops39h 09m
$1,278
PortlandBangkok
PDX - BKK
PDXBKK
Portland
Tue 9/8
6:54 am-11:55 pm
2 stops27h 01m
Bangkok Suvarnabhumi
Thu 9/10
3:45 pm-10:12 am
3 stops32h 27m
$1,278
PortlandBangkok
PDX - BKK
PDXBKK
Portland
Fri 9/11
1:14 pm-9:35 am
2 stops30h 21m
Bangkok Suvarnabhumi
Mon 9/14
9:35 am-2:47 pm
2 stops43h 12m
$1,307
PortlandBangkok
PDX - BKK
PDXBKK
Portland
Wed 9/9
1:14 pm-9:35 am
3 stops30h 21m
Bangkok Suvarnabhumi
Wed 10/7
7:00 am-6:41 pm
3 stops25h 41m
$1,397
PortlandBangkok
PDX - BKK
PDXBKK
Portland
Tue 8/18
1:14 pm-9:35 am
3 stops30h 21m
Bangkok Suvarnabhumi
Sat 8/29
9:35 am-12:47 am
2 stops29h 12m
$1,434
PortlandBangkok
PDX - DMK
PDXDMK
Portland
Sun 7/12
10:10 am-2:00 am
2 stops25h 50m
Bangkok Don Mueang Intl
Tue 7/21
2:35 am-2:51 pm
3 stops26h 16m
$1,873
Showing 1-10 of 38 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
How far ahead should I book a flight from Portland to Bangkok?
Use this chart to determine the optimal time to book a round-trip flight from Portland to Bangkok. Price data was last updated on April 10, 2026.
Booking 64 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.
What is the cheapest month to book a flight from Portland to Bangkok?
Currently, January is the cheapest month in which you can book a flight from Portland to Bangkok (average of $99). Flying from Portland to Bangkok in December is currently the most expensive (average of $781). 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?
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 April 17, 2026.
Peruse reviews from past customers who have flown with STARLUX Airlines,EVA Air, andKorean Air 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.
Crew
9.2
Overall
8.9
Comfort
8.9
Food
8.6
Boarding
9.0
Entertainment
8.8
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Crew
9.2
Overall
8.9
Comfort
8.9
Food
8.6
Boarding
9.0
Entertainment
8.8
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Crew
9.2
Overall
8.9
Comfort
8.9
Food
8.6
Boarding
9.0
Entertainment
8.8
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Crew
9.2
Overall
8.9
Comfort
8.9
Food
8.6
Boarding
9.0
Entertainment
8.8
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Crew
9.2
Overall
8.9
Comfort
8.9
Food
8.6
Boarding
9.0
Entertainment
8.8
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Crew
9.2
Overall
8.9
Comfort
8.9
Food
8.6
Boarding
9.0
Entertainment
8.8
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
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Popular flights
Alternative routes for Portland to Bangkok
See prices for flight routes from nearby airports that may be better suited for you.
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 April 17, 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 April 17, 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 2,558,603 searches. Data last updated April 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$855 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$653 | Average$1,123 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$754 | Average$878 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$759 | Average$900 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$776 | Average$914 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$781 | Average$899 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$785 | Average$1,047 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$795 | Average$1,015 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$821 | Average$976 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$896 | Average$1,002 | FlexibilityNo cancel fee | On-time74% |