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Cheap Flights to Washington County

View NZ$643 flight on Sun, 11 Oct 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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Cheapest Flights to Washington County

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
Delta

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, NZ$610 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 NZ$610 and NZ$1,176. Many lucky travellers scored one-way tickets from Phoenix (PHX) for only NZ$643.
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 NZ$610 and NZ$1,176. 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

Washington County Flights

There is no better time to steal away to Washington County than right now, and Expedia.co.nz knows just how to get you there without breaking your budget. You can find cheap flights to Washington County right here on Expedia.co.nz, and comparing itineraries couldn't be easier. Whether you are early bird flyer or want to catch Washington County flights on the red-eye schedule, Expedia.co.nz can show you all the available flights at the best price. From domestic flights to international journeys, the flight you need can be found and booked right here with us.

Once you have your cheap tickets to Washington County in hand, holiday planning can move forward full steam ahead. Unleash the potential of your holiday with a car rental, which makes it possible to explore Washington County without relying on public transportation or trekking far and wide on foot.

If you're in the market for adventure, book one of the Expedia holiday packages. Our packages save you money and time by bundling hotels and flights. What are you waiting for? Your next holiday in Washington County starts right here!

Washington County Flights

Travel information

Washington County Flights Information

Airlines serving
American Airlines, Delta
Roundtrip price
from NZ$610
Washington County Flights Information
*Available to Expedia members.