Cheap Flights to Washington County from ₩366,000

Popular airlines to Washington County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • Breeze Airways

    Breeze Airways

  • KLM

    KLM

  • Air France

    Air France

  • Qatar Airways

    Qatar Airways

  • Virgin Atlantic

    Virgin Atlantic

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How much is the cheapest flight to Washington County?

Prices were available within the past 7 days and start at ₩366,000 for one-way flights and ₩567,100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Jan 16 - Mon, Jan 19
IAD
Washington
TRI
Tri-Cities
₩567,100 Roundtrip, found 18 hours ago
₩567,100
Roundtrip
found 18 hours ago
Select Delta flight, departing Fri, Jan 16 from Washington to Tri-Cities, returning Mon, Jan 19, priced at ₩567,100 found 18 hours ago
Delta
Fri, Jan 16 - Mon, Jan 19
IAD
Washington
TRI
Tri-Cities
₩643,100 Roundtrip, found 18 hours ago
₩643,100
Roundtrip
found 18 hours ago
Select Delta flight, departing Fri, Jan 16 from Washington to Tri-Cities, returning Mon, Jan 19, priced at ₩643,100 found 18 hours ago
Delta
Fri, Jan 16 - Mon, Jan 19
IAD
Washington
TRI
Tri-Cities
₩651,000 Roundtrip, found 18 hours ago
₩651,000
Roundtrip
found 18 hours ago
Select Delta flight, departing Fri, Jan 16 from Washington to Tri-Cities, returning Mon, Jan 19, priced at ₩651,000 found 18 hours ago
Delta
Fri, Jan 16 - Mon, Jan 19
IAD
Washington
TRI
Tri-Cities
₩664,500 Roundtrip, found 18 hours ago
₩664,500
Roundtrip
found 18 hours ago
Select Delta flight, departing Fri, Jan 16 from Washington to Tri-Cities, returning Mon, Jan 19, priced at ₩664,500 found 18 hours ago
Delta
Fri, Jan 16 - Mon, Jan 19
IAD
Washington
TRI
Tri-Cities
₩718,200 Roundtrip, found 18 hours ago
₩718,200
Roundtrip
found 18 hours ago
Select Delta flight, departing Fri, Jan 16 from Washington to Tri-Cities, returning Mon, Jan 19, priced at ₩718,200 found 18 hours ago
Delta
Fri, Jan 16 - Mon, Jan 19
IAD
Washington
TRI
Tri-Cities
₩718,500 Roundtrip, found 18 hours ago
₩718,500
Roundtrip
found 18 hours ago
Select Delta flight, departing Fri, Jan 16 from Washington to Tri-Cities, returning Mon, Jan 19, priced at ₩718,500 found 18 hours ago
American Airlines
Fri, Jan 16 - Mon, Jan 19
IAD
Washington
TRI
Tri-Cities
₩805,600 Roundtrip, found 18 hours ago
₩805,600
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Fri, Jan 16 from Washington to Tri-Cities, returning Mon, Jan 19, priced at ₩805,600 found 18 hours ago
Korean Air
Fri, Jan 16 - Fri, Jan 23
ICN
Seoul
TRI
Tri-Cities
₩1,784,300 Roundtrip, found 6 days ago
₩1,784,300
Roundtrip
found 6 days ago
Select Korean Air flight, departing Fri, Jan 16 from Seoul to Tri-Cities, returning Fri, Jan 23, priced at ₩1,784,300 found 6 days ago
WestJet
Wed, Apr 22 - Wed, May 27
ICN
Seoul
TRI
Tri-Cities
₩2,796,400 Roundtrip, found 1 day ago
₩2,796,400
Roundtrip
found 1 day ago
Select WestJet flight, departing Wed, Apr 22 from Seoul to Tri-Cities, returning Wed, May 27, priced at ₩2,796,400 found 1 day ago
KLM
Wed, Apr 22 - Wed, May 27
ICN
Seoul
TRI
Tri-Cities
₩2,844,400 Roundtrip, found 1 day ago
₩2,844,400
Roundtrip
found 1 day ago
Select KLM flight, departing Wed, Apr 22 from Seoul to Tri-Cities, returning Wed, May 27, priced at ₩2,844,400 found 1 day ago

About Washington County

Expedia offers flights to Washington County to meet every traveler'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.

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. ₩567,100 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 ₩567,100 and ₩2,844,400. If you were flying one way from Washington (IAD), you could have picked up a bargain from just ₩366,000.
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 ₩567,100 and ₩2,844,400. 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 60ºF and 85ºF.
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.

Trending flights to Washington County

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

Delta
Wed, Apr 22 - Wed, May 27
ICN
Seoul
TRI
Tri-Cities
₩1,382,800 Roundtrip, found 1 day ago
₩1,382,800
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Apr 22 from Seoul to Tri-Cities, returning Wed, May 27, priced at ₩1,382,800 found 1 day ago
*Available to Expedia members.