An airport terminal with a control tower, a covered walkway, and multiple jet bridges.

$239 Cheap Flights from Tri-Cities (TRI) to Washington (DCA)

View $239 flight on Fri, Jul 24, 2026Opens in a new window

Popular airlines from Tri-Cities, TN (TRI-Tri-Cities Regional) to Ronald Reagan Washington National Airport (DCA)

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

Prices were available within the past 7 days and start at $239 for one-way flights and $289 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Jul 24 - Mon, Jul 27
TRI
Tri-Cities
DCA
Washington
$289 Roundtrip, found 9 hours ago
$289
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Fri, Jul 24 from Tri-Cities to Washington, returning Mon, Jul 27, priced at $289 found 9 hours ago
United
Tue, Jan 12 - Sat, Jan 16
TRI
Tri-Cities
DCA
Washington
$289 Roundtrip, found 20 hours ago
$289
Roundtrip
found 20 hours ago
Select United flight, departing Tue, Jan 12 from Tri-Cities to Washington, returning Sat, Jan 16, priced at $289 found 20 hours ago
United
Fri, Mar 5 - Sun, Mar 7
TRI
Tri-Cities
DCA
Washington
$303 Roundtrip, found 6 days ago
$303
Roundtrip
found 6 days ago
Select United flight, departing Fri, Mar 5 from Tri-Cities to Washington, returning Sun, Mar 7, priced at $303 found 6 days ago
Delta
Fri, Aug 28 - Sat, Aug 29
TRI
Tri-Cities
DCA
Washington
$304 Roundtrip, found 1 day ago
$304
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Aug 28 from Tri-Cities to Washington, returning Sat, Aug 29, priced at $304 found 1 day ago
American Airlines
Tue, Jan 12 - Sat, Jan 16
TRI
Tri-Cities
DCA
Washington
$318 Roundtrip, found 20 hours ago
$318
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Tue, Jan 12 from Tri-Cities to Washington, returning Sat, Jan 16, priced at $318 found 20 hours ago
American Airlines
Fri, Jul 17 - Sun, Jul 19
TRI
Tri-Cities
DCA
Washington
$319 Roundtrip, found 20 hours ago
$319
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Fri, Jul 17 from Tri-Cities to Washington, returning Sun, Jul 19, priced at $319 found 20 hours ago
Delta
Fri, Aug 28 - Sat, Aug 29
TRI
Tri-Cities
DCA
Washington
$323 Roundtrip, found 1 day ago
$323
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Aug 28 from Tri-Cities to Washington, returning Sat, Aug 29, priced at $323 found 1 day ago
Delta
Mon, Jul 27 - Sun, Aug 9
TRI
Tri-Cities
DCA
Washington
$324 Roundtrip, found 2 days ago
$324
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Jul 27 from Tri-Cities to Washington, returning Sun, Aug 9, priced at $324 found 2 days ago
United
Fri, Mar 5 - Sun, Mar 7
TRI
Tri-Cities
DCA
Washington
$325 Roundtrip, found 6 days ago
$325
Roundtrip
found 6 days ago
Select United flight, departing Fri, Mar 5 from Tri-Cities to Washington, returning Sun, Mar 7, priced at $325 found 6 days ago
Delta
Fri, Oct 23 - Mon, Oct 26
TRI
Tri-Cities
DCA
Washington
$327 Roundtrip, found 2 days ago
$327
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Oct 23 from Tri-Cities to Washington, returning Mon, Oct 26, priced at $327 found 2 days ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Average driving time to city center is 40 minutes. Flights from $635
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city center40 min
Flights from $635
Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city center is 36 minutes. Flights from $575
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city center36 min
Flights from $575

What you need to know for your flight from Tri-Cities Regional to Ronald Reagan Washington National

Tri-Cities (TRI) to Washington (DCA) at a glance

Travel between Tri-Cities (TRI) and Washington (DCA) with a selection of airlines offering domestic short-haul routes. You can compare various full-service carriers to discover the itinerary that best suits your budget, schedule, and travel needs while you enjoy the iconic sights and neighborhoods of Washington. Here, you'll find essential information for flights departing from Tri-Cities Regional Airport (TRI) to Ronald Reagan Washington National Airport (DCA).

  • Fastest flight duration: around 2h 45m in-flight, plus roughly 1h 15m layover with one stop
  • Route distance: roughly 350 miles (565 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $135–$575, depending on seasonality and how far ahead you book

Flights from Tri-Cities Regional Airport (TRI) to Ronald Reagan Washington National Airport (DCA)

Based on the latest traveler bookings, here are the top airlines commonly selected for flights from Tri-Cities to Washington, primarily featuring one-stop options. Popular layover points include Charlotte-Douglas International Airport (CLT) with a layover of about 1 hour and Hartsfield-Jackson Atlanta International Airport (ATL) with an approximate 1 hour and 30 minutes layover. These choices allow you to balance price, total travel time, and cabin class to create the ideal itinerary.

  • American Airlines: This full-service airline provides one-stop flights, with one-way ticket prices generally falling between $135 and $375. It operates around 62% of the departures on this route, featuring an in-flight duration of 2 hours and 45 minutes, leading to an overall travel time of about 4 hours, including layover.
  • Delta: Offering a full-service experience, Delta features one-stop service with one-way fares typically spanning $135 to $575. It represents about 38% of the flights on this route, with an in-flight time of 2 hours and 45 minutes, bringing the total journey duration to approximately 4 hours, including layover time.

Alternative route from Tri-Cities (TRI) to Washington (DCA)

  • Tri-Cities to Washington (TRI-IAD): Washington Dulles International Airport (IAD) is located approximately 23 miles from Ronald Reagan Washington National Airport (DCA). The cost of one-way economy tickets on this route generally falls between $30 and $415, influenced by the season and how early you book. Travelers can choose from both non-stop and one-stop flight options, with common layover locations at Hartsfield-Jackson Atlanta International Airport (ATL) and Charlotte-Douglas International Airport (CLT). Leading airlines on this route include Breeze, a low-cost carrier, and Delta.

How to find the best prices for flights from Tri-Cities (TRI) to Washington (DCA)

Getting some of the best deals on flights from Tri-Cities to Washington is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which is also the timeframe most travelers choose. Morning departures between 5 am and 12 pm tend to offer lower prices and are the most popular times to fly, while Wednesdays are both the most popular travel day and a great option for finding cheaper flights.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Ronald Reagan Washington National Airport from Tri-Cities Regional Airport

Washington welcomes travelers from Tri-Cities with a range of transport options based on price, convenience, and proximity. Washington city center is approximately a 10-minute drive (covering about 5 miles) from Ronald Reagan Washington National Airport, depending on traffic. Here's how to reach Washington efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Washington, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Ronald Reagan Washington National Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Ronald Reagan Washington National Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Ronald Reagan Washington National Airport, National Airport Station, a metro station, is conveniently located just 0.2 miles away on foot, while Alexandria Station, a train station, is about 3.8 miles from the airport by car. Additionally, Washington Seaport, a seaport, is situated around 4.8 miles away and is also typically reached by car.

Frequently asked questions

How much does a flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National) cost?
You can find cheap one-way flights from $239 and cheap return flights from $289 Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National) with Expedia. One-way flights generally range between $189 and $681, and roundtrip flights usually range from $352 to $1423. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National)?
The cheapest month to fly from TRI to DCA is July when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National)?
Enter TRI to DCA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National)?
American Airlines is one of the cheapest airlines offering connecting flights from Tri-Cities Regional (TRI) to Ronald Reagan Washington National (DCA), with round-trip tickets starting from around $200. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National)?
To find a cheap flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National)?
The earliest flight from Tri-Cities Regional Airport (TRI) to Ronald Reagan Washington National Airport (DCA) typically leaves at around 5:00 AM, operated by American Airlines. This seasonal service is available in November, so if you're looking to travel during that time, this early departure can help you maximize your day in Washington, DC. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National)?
The most popular departure times for flights from Tri-Cities, TN (TRI) to Washington, DC (DCA) are in the early morning, from 6am to 9am. About 31% of passengers prefer this time window. Many major carriers, including American Airlines and Delta Air Lines, offer flights during this window. This timing is great because it allows you to arrive in Washington, DC with a full day ahead of you.
How long does it take to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National)?
Flying from TRI to DCA with a connection usually takes about 6 hours 30 minutes, traveling roughly 336 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National)?
First class seats are offered on the TRI to DCA route with Delta Air Lines and American Airlines.
How do I earn miles on a Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National) flight with Expedia?
It's easy to earn miles on a Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from Tri-Cities Regional (TRI)?
From Tri-Cities Regional (TRI), you can fly into Ronald Reagan Washington National (DCA) and Washington Dulles Intl. (IAD) in Washington. Some flights may connect through major hubs like Hartsfield-Jackson Atlanta Intl. (ATL), Charlotte-Douglas Intl. (CLT) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National) at the last minute?
Typically, booking a last minute flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package?
Securing a Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National) Washington Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National)?
If you booked your Tri-Cities, TN (TRI-Tri-Cities Regional) to Washington, DC (DCA-Ronald Reagan Washington National) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Tri-Cities Regional
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, United
Roundtrip price
$288
Distance
335 mi

Book with confidence

Tri-Cities to Washington Flights

The cheapest times to fly from Tri-Cities to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Tri-Cities to Washington are during the month of July. You can find some of the cheapest flights from Tri-Cities to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Tri-Cities to Washington

Sunday is one of the best days to book for cheap flights from Tri-Cities to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Tri-Cities to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Tri-Cities to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $239 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Tri-Cities to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Tri-Cities to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Tri-Cities to Washington Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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