$445+ 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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Dec 10 — Dec 171
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Bangkok with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Bangkok
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to BangkokExplore the most affordable flight options available from Portland to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
Explore the most affordable flight options available from Portland to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
This Travelocity deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/82:10 pm -
2 stops30h 55m
Tue 12/88:25 am -
1 stop27h 21m
Deal found 11/7![Multiple Airlines logo]()
$999
This Expedia deal was found by Cheapflights users on 11/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:45 pm -
2 stops27h 20m
Wed 12/98:25 am -
1 stop16h 01m
Deal found 11/6![Multiple Airlines logo]()
$1,057
This oojo deal was found by Cheapflights users on 11/5. 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.
Sun 11/157:00 am -
2 stops24h 45m
Tue 12/1511:40 pm -
2 stops37h 12m
Deal found 11/5![Philippine Airlines logo]()
$1,093
This Mytrip deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:51 pm -
2 stops35h 09m
Thu 12/101:05 am -
2 stops32h 51m
Deal found 11/5![Multiple Airlines logo]()
$1,097
This Philippine Airlines deal was found by Cheapflights users on 11/9. 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 11/177:00 am -
2 stops24h 45m
Wed 12/169:55 am -
2 stops26h 57m
Deal found 11/9![Multiple Airlines logo]()
$1,100
This SmartFares deal was found by Cheapflights users on 11/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:22 am -
2 stops23h 28m
Sat 12/58:00 am -
2 stops23h 48m
Deal found 11/6![Multiple Airlines logo]()
$1,107
This Trip.com deal was found by Cheapflights users on 11/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:48 pm -
2 stops28h 47m
Wed 11/188:25 am -
1 stop27h 21m
Deal found 11/6![Multiple Airlines logo]()
$1,110
This Expedia deal was found by Cheapflights users on 11/7. 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.
Thu 11/127:01 am -
2 stops37h 59m
Tue 12/88:25 am -
1 stop27h 21m
Deal found 11/7![Multiple Airlines logo]()
$1,111
This FlightHub deal was found by Cheapflights users on 11/5. 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.
Wed 11/115:04 pm -
2 stops28h 31m
Tue 2/231:45 pm -
2 stops20h 58m
Deal found 11/5![Multiple Airlines logo]()
$1,112
Best flights from Portland to BangkokDiscover carefully curated flight deals from Portland to Bangkok that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
Discover carefully curated flight deals from Portland to Bangkok that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
This Qatar Airways deal was found by Cheapflights users on 11/6. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/319:30 am -
2 stops30h 10m
Thu 2/113:00 am -
2 stops26h 55m
Deal found 11/6![Qatar Airways logo]()
$1,070
This Philippine Airlines deal was found by Cheapflights users on 11/9. 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 11/177:00 am -
2 stops24h 45m
Wed 12/169:55 am -
2 stops26h 57m
Deal found 11/9![Multiple Airlines logo]()
$1,100
This United Airlines deal was found by Cheapflights users on 11/8. 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 11/267:00 am -
3 stops37h 30m
Wed 12/167:10 am -
2 stops22h 28m
Deal found 11/8![United Airlines logo]()
$1,225
This Qatar Airways deal was found by Cheapflights users on 11/6. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/3112:23 pm -
2 stops26h 52m
Fri 2/122:00 am -
2 stops31h 33m
Deal found 11/6![Qatar Airways logo]()
$1,110
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:25 pm -
2 stops49h 05m
Thu 12/104:55 pm -
3 stops36h 43m
Deal found 11/4![United Airlines logo]()
$1,228
This Qatar Airways deal was found by Cheapflights users on 11/6. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/29:30 pm -
2 stops41h 45m
Fri 2/123:00 am -
2 stops30h 33m
Deal found 11/6![Qatar Airways logo]()
$1,186
This United Airlines deal was found by Cheapflights users on 11/9. 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 11/163:40 pm -
3 stops28h 50m
Wed 12/94:55 pm -
3 stops34h 20m
Deal found 11/9![United Airlines logo]()
$1,233
This United Airlines deal was found by Cheapflights users on 11/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/183:40 pm -
3 stops28h 50m
Mon 1/254:55 pm -
3 stops34h 22m
Deal found 11/6![United Airlines logo]()
$1,233
This United Airlines deal was found by Cheapflights users on 11/8. 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 1/207:00 am -
3 stops37h 30m
Thu 1/284:55 pm -
2 stops20h 50m
Deal found 11/8![United Airlines logo]()
$1,242
This United Airlines deal was found by Cheapflights users on 11/9. 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 1/67:00 am -
2 stops37h 30m
Wed 3/104:55 pm -
3 stops34h 30m
Deal found 11/9![United Airlines logo]()
$1,242
This United Airlines deal was found by Cheapflights users on 11/8. 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 1/115:30 am -
2 stops39h 00m
Tue 1/194:55 pm -
3 stops36h 41m
Deal found 11/8![United Airlines logo]()
$1,242
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/57:10 am -
2 stops37h 20m
Tue 12/84:55 pm -
3 stops36h 43m
Deal found 11/4![United Airlines logo]()
$1,261
Last-minute flights from Portland to BangkokDiscover last-minute flight deals from Portland to Bangkok. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Bangkok. Data last updated November 10, 2026 and is based on user searches.
This Travelocity deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/82:10 pm -
2 stops30h 55m
Tue 12/88:25 am -
1 stop27h 21m
Deal found 11/7![Multiple Airlines logo]()
$999
This Trip.com deal was found by Cheapflights users on 11/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:48 pm -
2 stops28h 47m
Wed 11/188:25 am -
1 stop27h 21m
Deal found 11/6![Multiple Airlines logo]()
$1,110
This FlightHub deal was found by Cheapflights users on 11/5. 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.
Wed 11/115:04 pm -
2 stops28h 31m
Tue 2/231:45 pm -
2 stops20h 58m
Deal found 11/5![Multiple Airlines logo]()
$1,112
This Expedia deal was found by Cheapflights users on 11/7. 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.
Thu 11/127:01 am -
2 stops37h 59m
Tue 12/88:25 am -
1 stop27h 21m
Deal found 11/7![Multiple Airlines logo]()
$1,111
This oojo deal was found by Cheapflights users on 11/5. 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.
Sun 11/157:00 am -
2 stops24h 45m
Tue 12/1511:40 pm -
2 stops37h 12m
Deal found 11/5![Philippine Airlines logo]()
$1,093
This Expedia deal was found by Cheapflights users on 11/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:45 pm -
2 stops27h 20m
Wed 12/98:25 am -
1 stop16h 01m
Deal found 11/6![Multiple Airlines logo]()
$1,057
This Philippine Airlines deal was found by Cheapflights users on 11/9. 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 11/177:00 am -
2 stops24h 45m
Wed 12/169:55 am -
2 stops26h 57m
Deal found 11/9![Multiple Airlines logo]()
$1,100
This SmartFares deal was found by Cheapflights users on 11/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:22 am -
2 stops23h 28m
Sat 12/58:00 am -
2 stops23h 48m
Deal found 11/6![Multiple Airlines logo]()
$1,107
This Mytrip deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:51 pm -
2 stops35h 09m
Thu 12/101:05 am -
2 stops32h 51m
Deal found 11/5![Multiple Airlines logo]()
$1,097
One-way flights from Portland to BangkokSearch for one-way flight options from Portland to Bangkok. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
Search for one-way flight options from Portland to Bangkok. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This SmartFares deal was found by Cheapflights users on 11/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:45 pm -
2 stops23h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$445
This oojo deal was found by Cheapflights users on 11/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:45 pm -
2 stops24h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Philippine Airlines logo]()
$450
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 1/1510:40 pm -
3 stops55h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$453
This Expedia deal was found by Cheapflights users on 11/8. 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.
Sun 11/158:08 am -
2 stops36h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Multiple Airlines logo]()
$475
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/77:21 am -
2 stops47h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$480
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Thu 1/145:01 pm -
3 stops30h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$490
This Expedia deal was found by Cheapflights users on 11/7. 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 4/59:59 pm -
2 stops35h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Alaska Airlines logo]()
$496
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/65:01 pm -
2 stops56h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$510
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/86:01 pm -
2 stops55h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$515
This Philippine Airlines deal was found by Cheapflights users on 11/5. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/97:40 pm -
2 stops26h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$516
This Expedia deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/108:30 am -
2 stops24h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Alaska Airlines logo]()
$533
Find flight deals from Portland to Bangkok
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Bangkok (TH1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 10, 2026.
Round-trip from | $886 (KAYAK) |
|---|---|
One-way from | $445 (SmartFares) |
Popular in | December |
Cheapest in | April |
Average price | $1,042 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Bangkok that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 10, 2026.
Use the filters below to find and compare flights from Portland to Bangkok that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Mon 11/16
9:00 am-11:30 am
3 stops35h 30m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$656
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Thu 11/12
7:04 am-11:40 pm
2 stops25h 36m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$673
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Sat 11/14
3:40 pm-11:30 am
3 stops28h 50m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$696
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Sun 11/15
3:40 pm-11:30 am
3 stops28h 50m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$725
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Mon 12/14
1:35 pm-8:50 am
2 stops28h 15m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$854
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Thu 1/14
7:00 am-11:30 am
3 stops37h 30m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$970
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Wed 11/25
9:00 am-11:30 am
3 stops35h 30m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$970
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Fri 1/15
7:00 am-11:30 am
3 stops37h 30m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$1,020
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Sun 1/31
9:30 am-6:40 am
2 stops30h 10m
Bangkok Suvarnabhumi
Thu 2/11
3:00 am-2:55 pm
2 stops26h 55m
$1,070
PortlandBangkok
PDX Portland - BKK Bangkok Suvarnabhumi
PDXBKK
Portland
Fri 1/15
4:00 pm-9:50 am
3 stops26h 50m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$1,071
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Portland to Bangkok
Have a flexible travel schedule? Discover the best time to fly to Bangkok from Portland with our price prediction graph.
PDX-TH1
PDX-BKK
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Portland to Bangkok
PDX-TH1
PDX-BKK
What is the cheapest month to book a flight from Portland to Bangkok?
Currently, April is the cheapest month in which you can book a flight from Portland to Bangkok (average of $964). Flying from Portland to Bangkok in December is currently the most expensive (average of $1,625). 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 $944 and $1,296 in January.The cheapest round-trip price found within the last 5 days was $886 on Multiple Airlines (Jan 20-Feb 3).
How far ahead should I book a flight from Portland to Bangkok?
Booking 67 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Bangkok. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Bangkok
Get insights into the airlines that provide service to Bangkok. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bangkok. Reviews last updated November 10, 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.
Comfort
8.8
Crew
9.1
Overall
8.8
Boarding
8.8
Food
8.5
Entertainment
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Comfort
8.8
Crew
9.1
Overall
8.8
Boarding
8.8
Food
8.5
Entertainment
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Comfort
8.8
Crew
9.1
Overall
8.8
Boarding
8.8
Food
8.5
Entertainment
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Comfort
8.8
Crew
9.1
Overall
8.8
Boarding
8.8
Food
8.5
Entertainment
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Comfort
8.8
Crew
9.1
Overall
8.8
Boarding
8.8
Food
8.5
Entertainment
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Comfort
8.8
Crew
9.1
Overall
8.8
Boarding
8.8
Food
8.5
Entertainment
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
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Top 10 airlines flying from Portland to Bangkok
Discover the top 10 airlines that operate flights from Portland to Bangkok. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$99 | Average$1,104 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$759 | Average$914 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$773 | Average$897 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$781 | Average$903 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$862 | Average$997 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$875 | Average$1,036 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$889 | Average$1,341 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$896 | Average$972 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$944 | Average$1,120 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$1,026 | Average$1,358 | FlexibilityNo cancel fee | On-time80% |