PDX → BKK
Flights from Portland to Bangkok
Travelers recently found round-trip fares from Portland (PDX) to Bangkok (BKK) starting at $556, and March is the lowest of the 3 months we have data for.
Prices change every day. Search your dates to see the real lowest price right now and how it compares with the usual range.
Check live pricesSee the cheapest month to fly PDX to BKK (March looks lowest)
Want different dates or cabin? Search PDX to BKK.
PDX to BKK fares at a glance
Across 3 upcoming months with data, the lowest fare travelers recently found for Portland to Bangkok is $556 in March 2027.
Most months fall between $556 and $1,713, with a middle value of $982. The highest month, December 2026, reaches $1,713, which is 208% above the lowest.
Cheapest months to fly from Portland to Bangkok
The three lowest months for PDX to BKK are March ($556), November ($982) and December ($1,713).
Fares were found for 3 of the next 12 months, so this picture is partial: a month with no fare listed simply had none in the feed.
Nearby airports to compare for PDX to BKK
Besides PDX, you could depart from SEA (Seattle, 129 miles from PDX).
How recent this data is
These fares were saved from the Aviasales feed on October 24, 2026, today, and cover 3 of the next 12 months for PDX to BKK.
Distance and flight time from Portland to Bangkok
PDX to BKK is about 7,530 miles (12,119 km) in a straight line, roughly 15.5 hours in the air when a nonstop exists, which makes it an ultra long-haul trip where many itineraries include a connection.
Fares are cached from Aviasales (via Travelpayouts), recently found by travelers and up to a few days old. They may include extra stops, may be gone, and are not quotes. A fare listed for a month means a traveler search found it recently; it does not mean seats are still available at that price. SplitWing is an information tool and does not sell tickets. Some links are partner links; we may earn a commission at no extra cost to you. Details
Frequently asked questions
How much do flights from Portland to Bangkok cost?
Travelers recently found round-trip fares from $556, and most months sit between $556 and $1,713, though your own dates decide the real price.
What is the cheapest month to fly from Portland to Bangkok?
March has the lowest recently found fare at $556, followed by November at $982. The highest month, December, is $1,713.
Is there another airport to try for PDX to BKK?
For PDX to BKK, worth comparing: SEA; prices can differ between airports in the same area, so price each option for your dates.
How current are these PDX to BKK fares?
The PDX to BKK data was saved today and covers 3 months; a fare may be gone by the time you look, so treat $556 as a starting point.
Planning the rest of the trip
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Related routes
Guides
- Cheapest month to fly to Asia from the US: seasons, festivals and fares
- Nearby airports: when flying from or to a different airport helps
- More cheap flights from Portland
Data saved 2026-10-24.