$436+ 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Sep 5 — Sep 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
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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 August 6, 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 August 6, 2026.
This Air Canada deal was found by Cheapflights users on 8/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:10 am -
1 stop28h 55m
Wed 10/217:05 am -
1 stop21h 46m
Deal found 8/4![Air Canada logo]()
$833
This Air Canada deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:02 pm -
2 stops40h 03m
Mon 9/217:05 am -
1 stop16h 26m
Deal found 8/5![Air Canada logo]()
$847
This Priceline deal was found by Cheapflights users on 8/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:45 pm -
1 stop19h 20m
Tue 9/292:35 am -
2 stops26h 11m
Deal found 8/6![Air Canada logo]()
$850
This FlightHub deal was found by Cheapflights users on 8/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:45 pm -
2 stops36h 00m
Tue 9/2911:30 pm -
2 stops29h 16m
Deal found 8/4![Air Canada logo]()
$856
This Trip.com deal was found by Cheapflights users on 8/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:10 am -
1 stop28h 55m
Mon 9/217:05 am -
1 stop26h 06m
Deal found 8/3![Air Canada logo]()
$862
This Air Canada deal was found by Cheapflights users on 8/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:45 pm -
2 stops23h 50m
Tue 9/292:35 am -
2 stops26h 11m
Deal found 8/6![Multiple Airlines logo]()
$867
This Trip.com deal was found by Cheapflights users on 8/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:19 am -
2 stops26h 56m
Mon 8/243:00 am -
2 stops34h 55m
Deal found 8/4![Multiple Airlines logo]()
$1,241
This Trip.com deal was found by Cheapflights users on 8/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:19 am -
2 stops26h 56m
Sat 8/293:00 am -
2 stops34h 55m
Deal found 8/3![Multiple Airlines logo]()
$1,252
This Trip.com deal was found by Cheapflights users on 8/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:19 am -
2 stops26h 56m
Wed 8/266:15 am -
2 stops28h 36m
Deal found 8/4![Multiple Airlines logo]()
$1,267
This Trip.com deal was found by Cheapflights users on 8/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:19 am -
2 stops26h 56m
Mon 8/246:15 am -
2 stops41h 54m
Deal found 8/4![Multiple Airlines logo]()
$1,269
This Mytrip deal was found by Cheapflights users on 8/3. 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.
Wed 8/1910:10 am -
2 stops25h 50m
Wed 9/96:15 am -
2 stops27h 35m
Deal found 8/3![Multiple Airlines logo]()
$1,309
This Trip.com deal was found by Cheapflights users on 8/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:19 am -
2 stops26h 56m
Mon 8/243:00 am -
2 stops34h 55m
Deal found 8/4![Multiple Airlines logo]()
$1,432
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 August 6, 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 August 6, 2026.
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/73:43 pm -
3 stops27h 52m
Mon 9/219:35 am -
2 stops25h 24m
Deal found 8/1![United Airlines logo]()
$1,001
This KAYAK deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:18 pm -
2 stops41h 57m
Mon 11/910:55 pm -
2 stops35h 46m
Deal found 8/5![Multiple Airlines logo]()
$1,560
This IEagle deal was found by Cheapflights users on 8/4. 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 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
Thu 1/2110:55 pm -
2 stops34h 36m
Deal found 8/4![Emirates logo]()
$1,805
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Mon 1/115:35 am -
2 stops32h 35m
Tue 1/199:10 am -
2 stops30h 44m
Deal found 8/2![United Airlines logo]()
$1,007
This United Airlines deal was found by Cheapflights users on 8/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:30 am -
2 stops28h 25m
Thu 10/229:35 am -
2 stops25h 25m
Deal found 8/4![United Airlines logo]()
$1,010
This United Airlines deal was found by Cheapflights users on 8/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:03 pm -
3 stops30h 32m
Mon 1/189:10 am -
2 stops24h 21m
Deal found 8/4![United Airlines logo]()
$1,011
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Mon 10/191:03 pm -
3 stops30h 32m
Thu 11/197:10 am -
2 stops30h 36m
Deal found 8/2![United Airlines logo]()
$1,012
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:03 pm -
3 stops30h 32m
Mon 8/313:45 pm -
3 stops34h 15m
Deal found 8/1![United Airlines logo]()
$1,021
This Mytrip deal was found by Cheapflights users on 8/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:10 am -
2 stops25h 50m
Mon 9/2111:30 pm -
3 stops29h 16m
Deal found 8/1![Multiple Airlines logo]()
$1,781
This IEagle deal was found by Cheapflights users on 8/1. 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.
Tue 10/61:03 pm -
2 stops41h 42m
Mon 10/2611:00 am -
2 stops45h 20m
Deal found 8/1![Emirates logo]()
$1,805
This Emirates deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:15 am -
2 stops34h 10m
Sat 9/511:50 pm -
2 stops32h 29m
Deal found 8/5![Emirates logo]()
$1,902
This KAYAK deal was found by Cheapflights users on 8/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:40 am -
2 stops32h 20m
Sun 12/1311:00 am -
2 stops46h 33m
Deal found 8/3![Multiple Airlines logo]()
$1,914
This Emirates deal was found by Cheapflights users on 8/4. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:03 pm -
2 stops32h 32m
Thu 1/2110:55 pm -
2 stops34h 36m
Deal found 8/4![Emirates logo]()
$1,902
This Emirates deal was found by Cheapflights users on 8/2. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:15 am -
2 stops33h 55m
Wed 9/2311:50 pm -
2 stops36h 31m
Deal found 8/2![Emirates logo]()
$1,938
This Emirates deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:15 am -
2 stops34h 10m
Sat 9/511:50 pm -
2 stops32h 29m
Deal found 8/5![Emirates logo]()
$1,952
This FlightHub deal was found by Cheapflights users on 8/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:15 am -
2 stops34h 10m
Thu 9/1011:50 pm -
2 stops32h 29m
Deal found 8/4![Emirates logo]()
$1,974
This Emirates deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:15 am -
2 stops35h 15m
Wed 9/91:30 pm -
2 stops47h 45m
Deal found 8/5![Emirates logo]()
$2,004
This Emirates deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:15 am -
2 stops34h 10m
Sat 9/511:50 pm -
2 stops32h 29m
Deal found 8/5![Emirates logo]()
$2,018
Last-minute flights from Portland to BangkokDiscover last-minute flight deals from Portland to Bangkok. Data last updated August 6, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Bangkok. Data last updated August 6, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 8/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:19 am -
2 stops26h 56m
Mon 8/246:15 am -
2 stops41h 54m
Deal found 8/4![Multiple Airlines logo]()
$1,269
This Trip.com deal was found by Cheapflights users on 8/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:19 am -
2 stops26h 56m
Mon 8/243:00 am -
2 stops34h 55m
Deal found 8/4![Multiple Airlines logo]()
$1,432
This Trip.com deal was found by Cheapflights users on 8/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:19 am -
2 stops26h 56m
Mon 8/243:00 am -
2 stops34h 55m
Deal found 8/4![Multiple Airlines logo]()
$1,241
This Trip.com deal was found by Cheapflights users on 8/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:19 am -
2 stops26h 56m
Wed 8/266:15 am -
2 stops28h 36m
Deal found 8/4![Multiple Airlines logo]()
$1,267
This Trip.com deal was found by Cheapflights users on 8/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:19 am -
2 stops26h 56m
Sat 8/293:00 am -
2 stops34h 55m
Deal found 8/3![Multiple Airlines logo]()
$1,252
This Mytrip deal was found by Cheapflights users on 8/3. 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.
Wed 8/1910:10 am -
2 stops25h 50m
Wed 9/96:15 am -
2 stops27h 35m
Deal found 8/3![Multiple Airlines logo]()
$1,309
This Air Canada deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:02 pm -
2 stops40h 03m
Mon 9/217:05 am -
1 stop16h 26m
Deal found 8/5![Air Canada logo]()
$847
This FlightHub deal was found by Cheapflights users on 8/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:45 pm -
2 stops36h 00m
Tue 9/2911:30 pm -
2 stops29h 16m
Deal found 8/4![Air Canada logo]()
$856
This Priceline deal was found by Cheapflights users on 8/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:45 pm -
1 stop19h 20m
Tue 9/292:35 am -
2 stops26h 11m
Deal found 8/6![Air Canada logo]()
$850
This Air Canada deal was found by Cheapflights users on 8/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:45 pm -
2 stops23h 50m
Tue 9/292:35 am -
2 stops26h 11m
Deal found 8/6![Multiple Airlines logo]()
$867
This Air Canada deal was found by Cheapflights users on 8/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:10 am -
1 stop28h 55m
Wed 10/217:05 am -
1 stop21h 46m
Deal found 8/4![Air Canada logo]()
$833
This Trip.com deal was found by Cheapflights users on 8/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:10 am -
1 stop28h 55m
Mon 9/217:05 am -
1 stop26h 06m
Deal found 8/3![Air Canada logo]()
$862
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 August 6, 2026.
Search for one-way flight options from Portland to Bangkok. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
This FlightHub deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:45 pm -
2 stops37h 50m
Deal found 8/5![Air Canada logo]()
$436
This oojo deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:30 am -
2 stops24h 05m
Deal found 8/5![Multiple Airlines logo]()
$452
This Air Canada deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:10 am -
1 stop28h 55m
Deal found 8/5![Air Canada logo]()
$459
This Air Canada deal was found by Cheapflights users on 8/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:10 am -
1 stop28h 55m
Deal found 8/3![Air Canada logo]()
$461
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:02 am -
2 stops47h 38m
Deal found 8/3![Multiple Airlines logo]()
$465
This Justfly.com deal was found by Cheapflights users on 8/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:10 am -
2 stops23h 25m
Deal found 8/2![Air Canada logo]()
$468
This Air Canada deal was found by Cheapflights users on 8/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1311:02 pm -
2 stops40h 03m
Deal found 8/3![Air Canada logo]()
$475
This FlightHub deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:45 pm -
2 stops37h 50m
Deal found 8/5![Air Canada logo]()
$476
This Air Canada deal was found by Cheapflights users on 8/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:30 pm -
2 stops42h 05m
Deal found 8/3![Air Canada logo]()
$478
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Mon 9/2111:02 am -
2 stops41h 53m
Deal found 8/4![Multiple Airlines logo]()
$479
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 9/2411:02 am -
2 stops34h 13m
Deal found 8/4![Multiple Airlines logo]()
$482
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:30 am -
3 stops44h 00m
Deal found 8/5![Multiple Airlines logo]()
$503
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 August 6, 2026.
Round-trip from | $833 (Air Canada) |
|---|---|
One-way from | $436 (FlightHub) |
Popular in | December |
Cheapest in | August |
Average price | $913 |
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 August 6, 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
Quickest round-trip
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Mon 9/7
3:43 pm-9:35 am
3 stops27h 52m
Bangkok Suvarnabhumi
Mon 9/21
9:35 am-8:59 pm
2 stops25h 24m
$1,001
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Mon 1/11
5:35 am-5:10 am
2 stops32h 35m
Bangkok Suvarnabhumi
Tue 1/19
9:10 am-12:54 am
2 stops30h 44m
$1,007
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Mon 10/19
5:30 am-11:55 pm
2 stops28h 25m
Bangkok Suvarnabhumi
Thu 10/22
9:35 am-9:00 pm
2 stops25h 25m
$1,010
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Wed 10/21
1:03 pm-9:35 am
3 stops30h 32m
Bangkok Suvarnabhumi
Mon 1/18
9:10 am-6:31 pm
2 stops24h 21m
$1,011
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Mon 10/19
1:03 pm-9:35 am
3 stops30h 32m
Bangkok Suvarnabhumi
Thu 11/19
7:10 am-10:46 pm
2 stops30h 36m
$1,012
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Mon 8/24
1:03 pm-9:35 am
3 stops30h 32m
Bangkok Suvarnabhumi
Mon 8/31
3:45 pm-12:00 pm
3 stops34h 15m
$1,021
PortlandBangkok
PDX Portland - DMK Bangkok Don Mueang Intl
PDXDMK
Portland
Thu 10/29
12:18 pm-8:15 pm
2 stops41h 57m
Bangkok Don Mueang Intl
Mon 11/9
10:55 pm-7:41 pm
2 stops35h 46m
$1,560
PortlandBangkok
PDX Portland - DMK Bangkok Don Mueang Intl
PDXDMK
Portland
Mon 9/7
10:10 am-2:00 am
2 stops25h 50m
Bangkok Don Mueang Intl
Mon 9/21
11:30 pm-2:46 pm
3 stops29h 16m
$1,781
PortlandBangkok
PDX Portland - DMK Bangkok Don Mueang Intl
PDXDMK
Portland
Wed 10/21
1:03 pm-8:45 pm
2 stops41h 42m
Bangkok Don Mueang Intl
Thu 1/21
10:55 pm-6:31 pm
2 stops34h 36m
$1,805
PortlandBangkok
PDX Portland - DMK Bangkok Don Mueang Intl
PDXDMK
Portland
Tue 10/6
1:03 pm-8:45 pm
2 stops41h 42m
Bangkok Don Mueang Intl
Mon 10/26
11:00 am-6:20 pm
2 stops45h 20m
$1,805
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
What is the cheapest month to book a flight from Portland to Bangkok?
Currently, August is the cheapest month in which you can book a flight from Portland to Bangkok (average of $913). Flying from Portland to Bangkok in December is currently the most expensive (average of $1,782). 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 $852 and $1,153 in September.The cheapest round-trip price found within the last 5 days was $833 on Air Canada (Sep 7-Oct 21).
How far ahead should I book a flight from Portland to Bangkok?
Booking 59 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 August 6, 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
8.7
Overall
8.8
Crew
9.1
Boarding
8.9
Comfort
8.8
Food
8.6
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Entertainment
8.7
Overall
8.8
Crew
9.1
Boarding
8.9
Comfort
8.8
Food
8.6
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Entertainment
8.7
Overall
8.8
Crew
9.1
Boarding
8.9
Comfort
8.8
Food
8.6
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Entertainment
8.7
Overall
8.8
Crew
9.1
Boarding
8.9
Comfort
8.8
Food
8.6
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Entertainment
8.7
Overall
8.8
Crew
9.1
Boarding
8.9
Comfort
8.8
Food
8.6
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Entertainment
8.7
Overall
8.8
Crew
9.1
Boarding
8.9
Comfort
8.8
Food
8.6
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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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 August 6, 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 August 6, 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 August 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$99 | Average$840 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$653 | Average$1,074 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$753 | Average$847 | 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$776 | Average$1,120 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$822 | Average$1,029 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$845 | Average$952 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$861 | Average$1,303 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$896 | Average$984 | FlexibilityNo cancel fee | On-time74% |