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£31 Cheap Flights to Washington County

View £31 flight on Mon, 14 Sept 2026Opens in a new window

Popular airlines to Washington County

  • American Airlines

  • Delta

  • Breeze Airways

  • KLM

  • Air France

  • Virgin Atlantic

  • Allegiant Air

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Cheap round-trip flights to Washington County

Prices were available within the past 7 days and start at £31 for one-way flights and £61 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Breeze Airways
Breeze Airways
Breeze Airways
Breeze Airways
Breeze Airways
Breeze Airways
Scandinavian Airlines
American Airlines
KLM
Virgin Atlantic

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.

Scandinavian Airlines

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, £61 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 £61 and £766. Many lucky travellers scored one-way tickets from Washington (IAD) for only £31.
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 £61 and £766. 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

Top tips for booking flights to Washington County from UK

Get ready to fly to Washington County

Prepare your luggage and book your flights to Washington County with Expedia. We offer a seamless flight booking experience, with a wide range of Washington County plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Washington County in 2026, we are always available to assist you. Book your flights to Washington County today and let the adventure begin!

Find the best tickets to Washington County

To find some of the best tickets to Washington County in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Washington County or last-minute flights to Washington County, you can filter and sort your search results, making it easy to find the ideal flight to Washington County.

Airlines fly to Washington County

There are 20 different airlines that fly to Washington County including some of the most trusted names in the business. To book flights to Washington County with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Washington County plane tickets.

Find the cheapest flights to Washington County

By booking early you may find some of the best deals for Washington County flights from the UK, including Washington County direct flights. You can usually find affordable and cheap flights to Washington County, whether one-way from £31 or round-trip from £61, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Washington County

Try searching for different Washington County airports with Expedia to find some of the cheapest flights to Washington County. Flights from Washington (IAD) to Tri-Cities (TRI) usually have the lowest price from £31.

Why book your flights to Washington County with Expedia

Expedia offers great deals on Washington County air fares from £31 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Washington County from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

*Prices and availability are subject to change. Additional terms apply.

Top tips for booking flights to Washington County from UK

Travel information

Washington County Flights Information

Airlines serving
Breeze Airways, KLM, Air France, Virgin Atlantic, American Airlines, Scandinavian Airlines
Roundtrip price
from £61
Washington County Flights Information
*Available to Expedia members.