Cheap Flights from Washington D.C. to Tri-Cities

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Flight deals from Washington D.C. to Tri-Cities

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Tri-Cities Airport? If you want to travel next month, return fares start from ر.ق.‏ 382. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Washington D.C. to Tri-Cities

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington D.C. to Tri-Cities flights are currently cheapest in September.

Direct flights from Washington D.C. to Tri-Cities

Washington D.C. to Tri-Cities: Alternative routes

Compare routes from Washington D.C. to Kingsport below. You may find an airport to fly into that's cheaper, faster, or easier than Tri-Cities.

Washington D.C. to Kingsport: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 140
Cheapest month to flySeptember
Average flight time1 hr, 28 mins
Most popular airlineBreeze Airways
Average flights per week3

Finding cheap flights from Washington D.C. to Tri-Cities: Frequently asked questions

The best price we found for a return flight from Washington D.C. to Tri-Cities is ر.ق.‏ 382. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 28 minutes is the average flight time from Washington D.C. to Tri-Cities.
Breeze Airways flies direct from Washington D.C. to Tri-Cities.
As of June 2026, there are 3 flights per week flying from Washington D.C. to Tri-Cities.
The cheapest month to fly from Washington D.C. to Tri-Cities is usually July.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Tri-Cities Airport on Friday, 10 July 2026.
Yes – the average flight time is 1 hour and 28 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Tri-Cities but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kingsport is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Tri-Cities is Breeze Airways .

Travelling from Washington DC to Tri-Cities Regional Airport (TRI): What you need to know

  • Washington DC's main airport is Washington Dulles International Airport (IAD). Check out your options for departing from here when booking your flights from Washington DC to Tri-Cities Regional Airport (TRI).

  • Tri-Cities Regional Airport is located in Kingsport. The city's timezone is UTC-5 — the same as Washington DC.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Make sure you're at the airport on time to catch your flight from Washington DC to TRI.

  • July is a popular time to fly out. If you're taking off then or during a major holiday like Thanksgiving, show up even earlier. Aim for at least two hours ahead for domestic flights and up to four hours for international journeys.

Airports in Washington DC

Ronald Reagan Washington National Airport (DCA)

  • DCA is around 6 kilometres from central Washington DC. If you're ride-sharing, catching a taxi or driving from the centre, it'll take 10 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the journey time to be around 25 minutes.

  • In search of a convenient hotel close to Ronald Reagan Washington National Airport? If you've booked an early flight from Washington DC to Tri-Cities Regional Airport, these accommodation options will have you sleeping moments from your departure gate:

  • Of the departures from Ronald Reagan Washington National Airport, 71% arrive as scheduled at their destination.

  • You'll find DCA at 1 Aviation Circle.

Washington Dulles International Airport (IAD)

  • You can book a direct Washington DC to Tri-Cities Regional Airport (TRI) plane ticket with departures from Washington Dulles International Airport (IAD). Check if flying out of IAD makes more sense for your journey.

  • Get on your direct flight from Washington DC to TRI with Breeze Airways. This is one of the top carriers operating this route out of IAD.

  • Breeze Airways has the largest share of bookings on the IAD to TRI route.

  • IAD is about 40 kilometres from central Washington DC. It'll take 45 minutes or so to get to the airport if you're driving from the city centre. Public transport takes approximately 1 hour 10 minutes.

  • Start your holiday sooner with an extra night away from home. Before catching your Washington DC to TRI flight, unwind in one of these hotels close to Washington Dulles International Airport:

  • Washington Dulles International Airport has an on-time performance rate of 77%. This figure sheds light on how often flights that leave from this airport arrive at their destination on schedule.

  • The street address for IAD is 1 Saarinen Circle.

Baltimore Washington International Airport (BWI)

About Tri-Cities Regional Airport (TRI)

Getting from Tri-Cities Regional Airport (TRI) to central Kingsport

  • From Tri-Cities Regional Airport, central Kingsport is around 18 kilometres away. It takes about 15 minutes to get to the city centre by car.

  • Travelling on public transport will take you roughly 35 minutes.

How to find the cheapest flights from Washington DC to Tri-Cities Regional Airport (TRI)

  • ر.ق.‏ 140 is currently the best price for a one-way ticket from Washington DC to Tri-Cities Regional Airport. A return flight starts from ر.ق.‏ 382. These prices may change depending on demand.

  • Booking early is often the key to finding a cheap flight from Washington DC to TRI. Fares tend to rise as seats fill up, so the closer your departure date, the more it could cost you.

  • If you have some flexibility with your travel plans, try using the 'Whole month' search tool. It'll show you the lowest price across each month when searching for your Washington DC to Tri-Cities Regional Airport ticket.

  • Locking in a cheap plane ticket from Washington DC to TRI is easy with Price Alerts. Simply create one of these automatic alerts and we'll let you know when a better deal is available.

  • Tailor your trip using filters. Select your arrival and departure times, total journey duration and airlines. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from Washington DC to Tri-Cities Regional Airport.

The best time to fly from Washington DC to Tri-Cities Regional Airport (TRI)

  • Think about your travel style when deciding your trip dates. December is the quietest month to go to Kingsport. June is when most people book flights from Washington DC to Tri-Cities Regional Airport (TRI), which may be perfect if you enjoy travelling when it's busier.

  • The warmest month in Kingsport is July, with temperatures ranging between 16ºC and 31ºC. Book your Washington DC to TRI plane ticket then if you enjoy this type of weather.

  • If you like travelling in cooler conditions, search for a cheap ticket from Washington DC to Tri-Cities Regional Airport in January when temperatures are between -7ºC and 10ºC.

More about Kingsport

  • Start your Kingsport trip right by choosing the ideal place to stay. As soon as you've booked your flight from Washington DC to Tri-Cities Regional Airport, browse our selection of hotels including:

  • There are so many things to do and see in this city, it can be tricky to work out where to begin. Kingsport Greenbelt, Mountain Music Museum and Allandale Mansion are top attractions which should feature on every Kingsport itinerary.

Explore more of the United States

  • You've visited Kingsport, now it's time to explore more of the United States. Journey around 193 kilometres southeast to Charlotte to tick off its top sights. From Bechtler Museum of Modern Art to Discovery Place and NASCAR Hall of Fame, you've got a jam-packed schedule ahead.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.