฿25,455 Cheap Flights from Tri-Cities (TRI) to Bangkok (BKK)

View ฿25,455 flight on Mon, 31 Aug 2026Opens in a new window

Popular airlines from Tri-Cities, TN (TRI-Tri-Cities Regional) to Suvarnabhumi International Airport (BKK)

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Cheap Flights from Tri-Cities (TRI) to Bangkok (BKK)

Prices were available within the past 7 days and start at ฿25,455 for one-way flights and ฿61,480 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, 27 May - Wed, 19 Aug
TRI
Tri-Cities
BKK
Bangkok
฿61,480 Return, found 14 hours ago
฿61,480
Return
found 14 hours ago
Select American Airlines flight, departing Wed, 27 May from Tri-Cities to Bangkok, returning Wed, 19 Aug, priced at ฿61,480 found 14 hours ago
American Airlines
Wed, 27 May - Wed, 19 Aug
TRI
Tri-Cities
BKK
Bangkok
฿71,845 Return, found 14 hours ago
฿71,845
Return
found 14 hours ago
Select American Airlines flight, departing Wed, 27 May from Tri-Cities to Bangkok, returning Wed, 19 Aug, priced at ฿71,845 found 14 hours ago
KLM
Wed, 27 May - Wed, 19 Aug
TRI
Tri-Cities
BKK
Bangkok
฿74,560 Return, found 14 hours ago
฿74,560
Return
found 14 hours ago
Select KLM flight, departing Wed, 27 May from Tri-Cities to Bangkok, returning Wed, 19 Aug, priced at ฿74,560 found 14 hours ago
American Airlines
Wed, 27 May - Wed, 19 Aug
TRI
Tri-Cities
BKK
Bangkok
฿74,745 Return, found 14 hours ago
฿74,745
Return
found 14 hours ago
Select American Airlines flight, departing Wed, 27 May from Tri-Cities to Bangkok, returning Wed, 19 Aug, priced at ฿74,745 found 14 hours ago
American Airlines
Wed, 27 May - Wed, 19 Aug
TRI
Tri-Cities
BKK
Bangkok
฿76,125 Return, found 14 hours ago
฿76,125
Return
found 14 hours ago
Select American Airlines flight, departing Wed, 27 May from Tri-Cities to Bangkok, returning Wed, 19 Aug, priced at ฿76,125 found 14 hours ago
American Airlines
Wed, 27 May - Wed, 19 Aug
TRI
Tri-Cities
BKK
Bangkok
฿76,905 Return, found 14 hours ago
฿76,905
Return
found 14 hours ago
Select American Airlines flight, departing Wed, 27 May from Tri-Cities to Bangkok, returning Wed, 19 Aug, priced at ฿76,905 found 14 hours ago
American Airlines
Wed, 27 May - Wed, 19 Aug
TRI
Tri-Cities
BKK
Bangkok
฿78,030 Return, found 14 hours ago
฿78,030
Return
found 14 hours ago
Select American Airlines flight, departing Wed, 27 May from Tri-Cities to Bangkok, returning Wed, 19 Aug, priced at ฿78,030 found 14 hours ago
Air France
Wed, 27 May - Wed, 19 Aug
TRI
Tri-Cities
BKK
Bangkok
฿79,200 Return, found 14 hours ago
฿79,200
Return
found 14 hours ago
Select Air France flight, departing Wed, 27 May from Tri-Cities to Bangkok, returning Wed, 19 Aug, priced at ฿79,200 found 14 hours ago
Delta
Wed, 27 May - Wed, 19 Aug
TRI
Tri-Cities
BKK
Bangkok
฿103,950 Return, found 14 hours ago
฿103,950
Return
found 14 hours ago
Select Delta flight, departing Wed, 27 May from Tri-Cities to Bangkok, returning Wed, 19 Aug, priced at ฿103,950 found 14 hours ago
Korean Air
Wed, 27 May - Wed, 19 Aug
TRI
Tri-Cities
BKK
Bangkok
฿345,900 Return, found 14 hours ago
฿345,900
Return
found 14 hours ago
Select Korean Air flight, departing Wed, 27 May from Tri-Cities to Bangkok, returning Wed, 19 Aug, priced at ฿345,900 found 14 hours ago

Frequently asked questions

How much is a flight from Tri-Cities Regional Airport (TRI) to Suvarnabhumi Airport?
Pack your bags, because round-trip journeys from Tri-Cities Airport to BKK start from ฿61,480. That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book now to secure the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Tri-Cities Regional Airport (TRI) to Suvarnabhumi Intl. Airport (BKK)?
Each airline has its own set of terms and conditions. If you decide to cancel your escape, visit our Customer Service Portal.
How do I find cheap flights from Tri-Cities Regional Airport (TRI) to Bangkok Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Tri-Cities Regional Airport (TRI) to Bangkok Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Tri-Cities Airport to Suvarnabhumi Intl. Airport (BKK)?
With a flight distance of 14,400 kilometres between Blountville and Bang Phli, this is a long-haul journey. Be sure to drink lots of water and get up to stretch your legs from time to time.
Which airlines fly direct from Tri-Cities Regional Airport (TRI) to Suvarnabhumi Intl. Airport (BKK)?
You won't find any airlines flying directly between Tri-Cities Airport and Suvarnabhumi Airport, so be ready to make at least one stop on your journey. A layover, whether short or long, can be a good way to break up a trip!
Are Tri-Cities Airport to Suvarnabhumi Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so not always. While last-minute flight deals between TRI and Suvarnabhumi Airport are possible, it also makes sense to monitor prices well before you fly. In fact, some air carriers publish their prices up to a year before the departure date. Expedia is constantly updating the best bargains around, so keep checking back and be ready to pounce when the fares dip.

Travel information

Origin airport
Tri-Cities Regional
Destination airport
Suvarnabhumi Intl.
Airlines serving
Delta, KLM, Korean Air
Return price
฿61,480
Distance
14341 km
*Available to Expedia members.