$187 Cheap Flights from Tri-Cities (TRI) to Washington (IAD)

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Cheap Flights from Tri-Cities to Washington (TRI-IAD)

Prices were available within the past 7 days and start at $187 for one-way flights and $376 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
American Airlines
Delta
Delta
American Airlines
Delta
Delta
American Airlines
Delta
American Airlines
Flights from Tri-Cities (TRI) to Washington (IAD)
Origin airport
Tri-Cities Regional
Destination airport
Washington Dulles Intl.
Airlines serving
American Airlines, Delta
Roundtrip price
$375
Distance
320 mi

Tri-Cities to Washington Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Tri-Cities to Washington offer the perfect respite. Not only does exploring Washington provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Tri-Cities to Washington may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Washington are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Washington more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Washington is $187 now!

Frequently asked questions

Is it cheaper to buy a plane ticket from Tri-Cities Airport to Dulles Intl. Airport last minute?
Being spontaneous is a fabulous way to discover the world, but it isn’t necessarily the wisest way to find a cheap fare. It’s better to book your TRI to Dulles Intl. Airport journey well ahead of time rather than waiting until the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Save all that spontaneity for when you’re exploring Dulles Intl. Airport!
What airports do you fly into for Sterling from Blountville?
With Washington Dulles Intl. Airport (IAD), Ronald Reagan Washington National Airport (DCA) and Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to select from, flying from Blountville to Sterling is a snap. The city’s main hub, Washington Dulles Intl. Airport (IAD), is around 4 mi south of the downtown area. Along with the price of fares, consider factors like the ease of getting from the airport and the distance to your hotel when choosing where to fly into. Get your Sterling vacation off to a flying start by checking out Reston Town Center and One Loudoun.
Can I change the date of my flight from Tri-Cities Regional Airport (TRI) to Dulles Intl. Airport?
Easily make changes to your Tri-Cities Regional Airport (TRI) to Dulles Intl. Airport journey via the Expedia Trips portal. But before amending dates or times, review the rules in your itinerary to see what the airline will allow you to do and whether fees apply. Some carriers charge a change fee per person, plus any difference in prices. But if you booked in the last 24 hours, you may be able to cancel for free and organize new flights. You can also swing by our Customer Service portal for more handy information and to chat with our Virtual Agent.
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