Flight to Washington County

View S$964 flight on Mon, 11 May, 2026Opens in a new window

Popular airlines to Washington County

  • Delta

  • American Airlines

  • United

  • KLM

  • Breeze Airways

  • Virgin Atlantic

  • Air France

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Cheap round-trip flights to Washington County

Prices were available within the past 7 days and start at S$964 for one-way flights and S$2,036 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cathay Pacific
Sat, 7 Mar - Wed, 11 Mar
SIN
Singapore
TRI
Tri-Cities
S$2,036 Return, found 6 days ago
S$2,036
Return
found 6 days ago
Select Cathay Pacific flight, departing Sat, 7 Mar from Singapore to Tri-Cities, returning Wed, 11 Mar, priced at S$2,036 found 6 days ago
Cathay Pacific
Mon, 11 May - Sat, 16 May
SIN
Singapore
TRI
Tri-Cities
S$2,163 Return, found 6 days ago
S$2,163
Return
found 6 days ago
Select Cathay Pacific flight, departing Mon, 11 May from Singapore to Tri-Cities, returning Sat, 16 May, priced at S$2,163 found 6 days ago
Cathay Pacific
Sun, 3 May - Sat, 9 May
SIN
Singapore
TRI
Tri-Cities
S$2,186 Return, found 6 days ago
S$2,186
Return
found 6 days ago
Select Cathay Pacific flight, departing Sun, 3 May from Singapore to Tri-Cities, returning Sat, 9 May, priced at S$2,186 found 6 days ago
Qatar Airways
Sun, 3 May - Sat, 9 May
SIN
Singapore
TRI
Tri-Cities
S$2,198 Return, found 6 days ago
S$2,198
Return
found 6 days ago
Select Qatar Airways flight, departing Sun, 3 May from Singapore to Tri-Cities, returning Sat, 9 May, priced at S$2,198 found 6 days ago
American Airlines
Sat, 14 Mar - Wed, 18 Mar
SIN
Singapore
TRI
Tri-Cities
S$2,199 Return, found 19 hours ago
S$2,199
Return
found 19 hours ago
Select American Airlines flight, departing Sat, 14 Mar from Singapore to Tri-Cities, returning Wed, 18 Mar, priced at S$2,199 found 19 hours ago
Japan Airlines
Sun, 3 May - Sat, 9 May
SIN
Singapore
TRI
Tri-Cities
S$2,230 Return, found 6 days ago
S$2,230
Return
found 6 days ago
Select Japan Airlines flight, departing Sun, 3 May from Singapore to Tri-Cities, returning Sat, 9 May, priced at S$2,230 found 6 days ago
Cathay Pacific
Mon, 11 May - Sat, 16 May
SIN
Singapore
TRI
Tri-Cities
S$2,263 Return, found 6 days ago
S$2,263
Return
found 6 days ago
Select Cathay Pacific flight, departing Mon, 11 May from Singapore to Tri-Cities, returning Sat, 16 May, priced at S$2,263 found 6 days ago
American Airlines
Sun, 3 May - Sat, 9 May
SIN
Singapore
TRI
Tri-Cities
S$2,281 Return, found 6 days ago
S$2,281
Return
found 6 days ago
Select American Airlines flight, departing Sun, 3 May from Singapore to Tri-Cities, returning Sat, 9 May, priced at S$2,281 found 6 days ago
Qantas Airways
Sat, 7 Mar - Wed, 11 Mar
SIN
Singapore
TRI
Tri-Cities
S$2,285 Return, found 6 days ago
S$2,285
Return
found 6 days ago
Select Qantas Airways flight, departing Sat, 7 Mar from Singapore to Tri-Cities, returning Wed, 11 Mar, priced at S$2,285 found 6 days ago
Japan Airlines
Sun, 3 May - Sat, 9 May
SIN
Singapore
TRI
Tri-Cities
S$2,311 Return, found 6 days ago
S$2,311
Return
found 6 days ago
Select Japan Airlines flight, departing Sun, 3 May from Singapore to Tri-Cities, returning Sat, 9 May, priced at S$2,311 found 6 days ago

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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.

Cathay Pacific
Sat, 7 Mar - Wed, 11 Mar
SIN
Singapore
TRI
Tri-Cities
S$2,036 Return, found 6 days ago
S$2,036
Return
found 6 days ago
Select Cathay Pacific flight, departing Sat, 7 Mar from Singapore to Tri-Cities, returning Wed, 11 Mar, priced at S$2,036 found 6 days ago

Frequently asked questions

How do I find cheap flights to Washington County that have flexible change policies?
When it comes to flying these days, flexibility is crucial. That's why we've added a "No change fee" search function to help you find cheap and flexible flights to Washington County. It's near the top left of your screen under the "Flexible change policies" subheading.
Which airlines fly to Washington County?
When you're ready to reserve your airfare to or near Washington County, these quality airlines look forward to welcoming you on board:

  • 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?
For an unbeatable deal to Washington County, book ahead of time. Also think about using Expedia's handy "flexible dates" feature at the top of your search results. This will display prices for the days around your travel dates. In the last seven days, S$2,036 was the best price for a flight to Washington County.
How much is a flight to Washington County?
There were lots of affordable fares up for grabs in the last seven days, with the cost of a round-trip flight to Washington County varying between S$2,036 and S$2,311. Many lucky travellers scored one-way tickets from Singapore (SIN) for only S$964.
What are the most popular airports to fly into in Washington County?
Book your flight to Tri-Cities Regional Airport (TRI) and experience everything that Washington County has to offer. As the region's main entry point, about 385 flights touch down here each month.
When is the cheapest time to fly to Washington County?
If you're not set on what date you travel to Washington County, try to depart early on in the week. The cheapest day to take off is normally Tuesday, followed closely by Monday. Saturday is typically the priciest day, with a lot of people preferring to take off on the weekend.
How much is a plane ticket to Washington County?
In the last seven days, fares to Washington County varied between S$2,036 and S$2,311. Prices rise as your travel date nears, so land yourself a bargain today.
What is the best time to go to Washington County?
If you're eager to enjoy Washington County's most populous city at its liveliest, travel to Johnson City sometime during March, April and August. Similar to most places in the Northern Hemisphere, summer here begins June 20, with temperatures ranging between 16ºC and 29ºC.
What months are the cheapest to book a flight to Washington County?
Book your ticket in February for bargain flight deals to Washington County. The festive month of December is generally the most expensive time to buy a seat.

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, Delta, Asiana Airlines, Qantas Airways, Qatar Airways, Japan Airlines
Roundtrip price
from S$2,036
Washington County Flights Information

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