£858 Cheap Flights to Washington County

Popular airlines to Washington County

  • Delta

    Delta

  • American Airlines

    American Airlines

  • KLM

    KLM

  • Virgin Atlantic

    Virgin Atlantic

  • WestJet

    WestJet

  • Korean Air

    Korean Air

  • Aeromexico

    Aeromexico

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 25% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Top Cities to Visit in Washington County

FlightsFlights

Johnson City

Johnson City
FlightsFlights

Jonesborough

Jonesborough

Cheap round-trip flights to Washington County

Prices were available within the past 7 days and start at £858 for one-way flights and £595 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, 9 Sep - Tue, 23 Sep
LGW
London
TRI
Tri-Cities
£595 Return, found 1 day ago
£595
Return
found 1 day ago
Select American Airlines flight, departing Tue, 9 Sep from London to Tri-Cities, returning Tue, 23 Sep, priced at £595 found 1 day ago
American Airlines
Tue, 9 Sep - Tue, 23 Sep
LGW
London
TRI
Tri-Cities
£598 Return, found 1 day ago
£598
Return
found 1 day ago
Select American Airlines flight, departing Tue, 9 Sep from London to Tri-Cities, returning Tue, 23 Sep, priced at £598 found 1 day ago
American Airlines
Wed, 17 Sep - Thu, 2 Oct
LHR
London
TRI
Tri-Cities
£611 Return, found 2 days ago
£611
Return
found 2 days ago
Select American Airlines flight, departing Wed, 17 Sep from London to Tri-Cities, returning Thu, 2 Oct, priced at £611 found 2 days ago
American Airlines
Tue, 9 Sep - Thu, 25 Sep
LHR
London
TRI
Tri-Cities
£620 Return, found 2 days ago
£620
Return
found 2 days ago
Select American Airlines flight, departing Tue, 9 Sep from London to Tri-Cities, returning Thu, 25 Sep, priced at £620 found 2 days ago
American Airlines
Tue, 9 Sep - Thu, 18 Sep
LHR
London
TRI
Tri-Cities
£621 Return, found 15 hours ago
£621
Return
found 15 hours ago
Select American Airlines flight, departing Tue, 9 Sep from London to Tri-Cities, returning Thu, 18 Sep, priced at £621 found 15 hours ago
British Airways
Mon, 1 Sep - Mon, 8 Sep
LHR
London
TRI
Tri-Cities
£626 Return, found 6 days ago
£626
Return
found 6 days ago
Select British Airways flight, departing Mon, 1 Sep from London to Tri-Cities, returning Mon, 8 Sep, priced at £626 found 6 days ago
Virgin Atlantic
Wed, 24 Sep - Mon, 29 Sep
LHR
London
TRI
Tri-Cities
£634 Return, found 6 days ago
£634
Return
found 6 days ago
Select Virgin Atlantic flight, departing Wed, 24 Sep from London to Tri-Cities, returning Mon, 29 Sep, priced at £634 found 6 days ago
Scandinavian Airlines
Fri, 3 Oct - Tue, 7 Oct
LHR
London
TRI
Tri-Cities
£656 Return, just found
£656
Return
just found
Select Scandinavian Airlines flight, departing Fri, 3 Oct from London to Tri-Cities, returning Tue, 7 Oct, priced at £656 just found
Scandinavian Airlines
Sun, 1 Feb - Thu, 5 Feb
MAN
Manchester
TRI
Tri-Cities
£659 Return, found 1 day ago
£659
Return
found 1 day ago
Select Scandinavian Airlines flight, departing Sun, 1 Feb from Manchester to Tri-Cities, returning Thu, 5 Feb, priced at £659 found 1 day ago
Delta
Sat, 20 Sep - Wed, 24 Sep
LHR
London
TRI
Tri-Cities
£660 Return, found 6 days ago
£660
Return
found 6 days ago
Select Delta flight, departing Sat, 20 Sep from London to Tri-Cities, returning Wed, 24 Sep, priced at £660 found 6 days ago

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 2025, 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 2025, 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 £858 or round-trip from £595, 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 London (LHR) to Tri-Cities (TRI) usually have the lowest price from £858.

Why book your flights to Washington County with Expedia

Expedia offers great deals on Washington County air fares from £858 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.

Washington County Flights Information

Airlines serving
American Airlines, British Airways, Virgin Atlantic, Scandinavian Airlines, Delta, KLM, Air France, Qatar Airways
Roundtrip price
from £595

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, £595 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 £595 and £1,873. Many lucky travellers scored one-way tickets from London (LHR) for only £858.
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 £595 and £1,873. 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.

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.

American Airlines
Tue, 9 Sep - Tue, 23 Sep
LGW
London
TRI
Tri-Cities
£595 Return, found 1 day ago
£595
Return
found 1 day ago
Select American Airlines flight, departing Tue, 9 Sep from London to Tri-Cities, returning Tue, 23 Sep, priced at £595 found 1 day ago
*Available to Expedia members.