Flight to Washington County

View S$1,270 flight on Sun, 17 May, 2026Opens in a new window

Popular airlines to Washington County

  • American Airlines

  • Delta

  • United

  • KLM

  • Air France

  • Virgin Atlantic

  • Breeze Airways

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Cheap round-trip flights to Washington County

Prices were available within the past 7 days and start at S$1,270 for one-way flights and S$2,449 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Japan Airlines
Tue, 21 Apr - Sat, 25 Apr
SIN
Singapore
TRI
Tri-Cities
S$2,449 Return, found 1 day ago
S$2,449
Return
found 1 day ago
Select Japan Airlines flight, departing Tue, 21 Apr from Singapore to Tri-Cities, returning Sat, 25 Apr, priced at S$2,449 found 1 day ago
Finnair
Sun, 17 May - Sun, 24 May
SIN
Singapore
TRI
Tri-Cities
S$2,461 Return, found 3 days ago
S$2,461
Return
found 3 days ago
Select Finnair flight, departing Sun, 17 May from Singapore to Tri-Cities, returning Sun, 24 May, priced at S$2,461 found 3 days ago
Japan Airlines
Tue, 21 Apr - Sat, 25 Apr
SIN
Singapore
TRI
Tri-Cities
S$2,499 Return, found 1 day ago
S$2,499
Return
found 1 day ago
Select Japan Airlines flight, departing Tue, 21 Apr from Singapore to Tri-Cities, returning Sat, 25 Apr, priced at S$2,499 found 1 day ago
Delta
Tue, 21 Apr - Sat, 25 Apr
SIN
Singapore
TRI
Tri-Cities
S$2,550 Return, found 1 day ago
S$2,550
Return
found 1 day ago
Select Delta flight, departing Tue, 21 Apr from Singapore to Tri-Cities, returning Sat, 25 Apr, priced at S$2,550 found 1 day ago
Japan Airlines
Tue, 21 Apr - Sat, 25 Apr
SIN
Singapore
TRI
Tri-Cities
S$2,584 Return, found 1 day ago
S$2,584
Return
found 1 day ago
Select Japan Airlines flight, departing Tue, 21 Apr from Singapore to Tri-Cities, returning Sat, 25 Apr, priced at S$2,584 found 1 day ago
Delta
Tue, 21 Apr - Sat, 25 Apr
SIN
Singapore
TRI
Tri-Cities
S$2,586 Return, found 1 day ago
S$2,586
Return
found 1 day ago
Select Delta flight, departing Tue, 21 Apr from Singapore to Tri-Cities, returning Sat, 25 Apr, priced at S$2,586 found 1 day ago
Japan Airlines
Tue, 21 Apr - Sat, 25 Apr
SIN
Singapore
TRI
Tri-Cities
S$2,588 Return, found 1 day ago
S$2,588
Return
found 1 day ago
Select Japan Airlines flight, departing Tue, 21 Apr from Singapore to Tri-Cities, returning Sat, 25 Apr, priced at S$2,588 found 1 day ago
Korean Air
Tue, 21 Apr - Sat, 25 Apr
SIN
Singapore
TRI
Tri-Cities
S$2,632 Return, found 1 day ago
S$2,632
Return
found 1 day ago
Select Korean Air flight, departing Tue, 21 Apr from Singapore to Tri-Cities, returning Sat, 25 Apr, priced at S$2,632 found 1 day ago
Japan Airlines
Tue, 21 Apr - Sat, 25 Apr
SIN
Singapore
TRI
Tri-Cities
S$2,634 Return, found 1 day ago
S$2,634
Return
found 1 day ago
Select Japan Airlines flight, departing Tue, 21 Apr from Singapore to Tri-Cities, returning Sat, 25 Apr, priced at S$2,634 found 1 day ago
Cathay Pacific
Tue, 21 Apr - Sat, 25 Apr
SIN
Singapore
TRI
Tri-Cities
S$2,648 Return, found 1 day ago
S$2,648
Return
found 1 day ago
Select Cathay Pacific flight, departing Tue, 21 Apr from Singapore to Tri-Cities, returning Sat, 25 Apr, priced at S$2,648 found 1 day ago

Trending flights to Washington County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Japan Airlines
Tue, 21 Apr - Sat, 25 Apr
SIN
Singapore
TRI
Tri-Cities
S$2,449 Return, found 1 day ago
S$2,449
Return
found 1 day ago
Select Japan Airlines flight, departing Tue, 21 Apr from Singapore to Tri-Cities, returning Sat, 25 Apr, priced at S$2,449 found 1 day ago

Frequently asked questions

How do I find cheap flights to Washington County that have flexible change policies?
At Expedia, we've been channeling our inner acrobat to offer you the most flexible fares in town. Just tick the "No change fee" box right under the "Flexible change policies" filter to find the best flights to Washington County.
Which airlines fly to Washington County?
Find your passport, pack your bags and choose from these major airlines that have flights into or near Washington County:

  • American Airlines - 260 flights to or near Washington County each month, including 260 flights to Tri-Cities Regional Airport (TRI) per month.
  • Delta Air Lines - 108 flights to or near Washington County each month, including 108 flights to Tri-Cities Regional Airport (TRI) per month.
  • Allegiant Air - 17 flights to or near Washington County each month, including 17 flights to Tri-Cities Regional Airport (TRI) per month.

How can I find cheap tickets to Washington County?
You'll always get an amazing deal with Expedia, but our "flexible dates" search function makes it that much easier. Enter your preferred flight date, then click on the flexible dates box above to see the cheapest prices for nearby days. S$2,449 was the cheapest price for a flight to Washington County in the last seven days.
How much is a flight to Washington County?
The cost of a round-trip ticket to Washington County in the last seven days fluctuated between S$2,449 and S$2,648. If you were flying one way from Singapore (SIN), you could have picked up a bargain from just S$1,270.
What are the most popular airports to fly into in Washington County?
Pack your suitcase and fly into Tri-Cities Regional Airport (TRI), Washington County's primary flight hub. Book one of the 385 flights that touch down at this top destination every month.
When is the cheapest time to fly to Washington County?
Jetting off on a Tuesday, followed by a Monday, is generally the best way to land the cheapest flight. Steer clear of weekends if possible, because Saturday is typically the most expensive day. Spend the money you saved having fun in Washington County instead!
How much is a plane ticket to Washington County?
In the last seven days, seats to Washington County varied between S$2,449 and S$2,648. Prices usually rise as your travel date nears, so land yourself an awesome deal today.
What is the best time to go to Washington County?
If you want to experience Washington County's leading city when it's buzzing with activity, set off for Bristol sometime in June, July and August. Like most places in the Northern Hemisphere, summer here starts June 20, bringing average temperatures of between 16ºC and 29ºC.
What months are the cheapest to book a flight to Washington County?
February is the cheapest month to reserve a seat for your Washington County escape. Fares are priciest over the busy month of December, so keep clear of this time if possible.

Book with confidence

Expedia offers flights to Washington County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Washington County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Travel information

Washington County Flights Information

Airlines serving
Cathay Pacific, American Airlines, Qatar Airways, Japan Airlines, Finnair, Delta, Korean Air
Roundtrip price
from S$2,449
Washington County Flights Information

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