$75 Cheap Flights from Knoxville (TYS) to Washington (DCA)

View $75 flight on Fri, Jan 30, 2026Opens in a new window

Popular airlines from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA)

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Today's featured flight deals from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Knoxville to Washington (TYS-DCA)

Prices were available within the past 7 days and start at $75 for one-way flights and $138 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Fri, Feb 6 - Sun, Feb 8
TYS
Knoxville
DCA
Washington
$138 Roundtrip, found 13 hours ago
$138
Roundtrip
found 13 hours ago
Select Frontier Airlines flight, departing Fri, Feb 6 from Knoxville to Washington, returning Sun, Feb 8, priced at $138 found 13 hours ago
Frontier Airlines
Mon, Feb 9 - Wed, Feb 18
TYS
Knoxville
DCA
Washington
$155 Roundtrip, found 13 hours ago
$155
Roundtrip
found 13 hours ago
Select Frontier Airlines flight, departing Mon, Feb 9 from Knoxville to Washington, returning Wed, Feb 18, priced at $155 found 13 hours ago
Delta
Wed, Jan 7 - Tue, Jan 13
TYS
Knoxville
DCA
Washington
$159 Roundtrip, found 3 days ago
$159
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Jan 7 from Knoxville to Washington, returning Tue, Jan 13, priced at $159 found 3 days ago
American Airlines
Fri, Feb 6 - Mon, Feb 9
TYS
Knoxville
DCA
Washington
$163 Roundtrip, found 4 days ago
$163
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Feb 6 from Knoxville to Washington, returning Mon, Feb 9, priced at $163 found 4 days ago
American Airlines
Wed, Jan 14 - Sun, Jan 18
TYS
Knoxville
DCA
Washington
$164 Roundtrip, found 5 days ago
$164
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Jan 14 from Knoxville to Washington, returning Sun, Jan 18, priced at $164 found 5 days ago
Delta
Wed, Jan 7 - Mon, Jan 12
TYS
Knoxville
DCA
Washington
$167 Roundtrip, found 3 days ago
$167
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Jan 7 from Knoxville to Washington, returning Mon, Jan 12, priced at $167 found 3 days ago
American Airlines
Thu, Jan 15 - Sat, Jan 17
TYS
Knoxville
DCA
Washington
$168 Roundtrip, found 4 days ago
$168
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Jan 15 from Knoxville to Washington, returning Sat, Jan 17, priced at $168 found 4 days ago
Frontier Airlines
Thu, Jan 15 - Thu, Jan 29
TYS
Knoxville
DCA
Washington
$172 Roundtrip, found 14 hours ago
$172
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Thu, Jan 15 from Knoxville to Washington, returning Thu, Jan 29, priced at $172 found 14 hours ago
Southwest Airlines
Tue, May 5 - Sat, May 9
TYS
Knoxville
DCA
Washington
$209 Roundtrip, found 2 days ago
$209
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Tue, May 5 from Knoxville to Washington, returning Sat, May 9, priced at $209 found 2 days ago
United
Mon, Dec 15 - Tue, Jan 6
TYS
Knoxville
DCA
Washington
$409 Roundtrip, just found
$409
Roundtrip
just found
Select United flight, departing Mon, Dec 15 from Knoxville to Washington, returning Tue, Jan 6, priced at $409 just found

Find the cheapest month to fly from Knoxville (TYS) to Washington (DCA)

November is typically the cheapest month to fly

From $174 - $429 per traveler.

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 $451
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city center40 min
Flights from $451
Select flight to Washington Dulles Intl. IAD. Average driving time to city center is 36 minutes. Flights from $270
IAD
Washington Dulles Intl.
Average driving time to city center36 min
Flights from $270
Flights from Knoxville (TYS) to Washington (DCA)
Origin airport
McGhee Tyson
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$138
Distance
435 mi
Average flight time
1 hour 40 mins

Knoxville to Washington Flights

The cheapest times to fly from Knoxville 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 Knoxville to Washington are during the month of February. You can find some of the cheapest flights from Knoxville to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Knoxville to Washington

Sunday is one of the best days to book for cheap flights from Knoxville 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 Knoxville 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 Knoxville to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $75 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 Knoxville 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 Knoxville 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.

 

Frequently asked questions

How much does a flight from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA) cost?
Secure a cheap one-way flight from $75 or cheap return flight from $138 from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA)?
The cheapest month to fly from TYS to DCA is February, when there's less demand. Off-peak season is generally when better flight deals are available between these airports.
Which airlines fly direct from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA)?
You can fly nonstop from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA) on an American Airlines flight.
What is the cheapest airline that flies from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA)?
To find the cheapest airline flying from TYS to DCA, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA)?
Every day on average, 2 direct flights operate from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA). Select the departure time that best fits your itinerary.
What are the most popular departure times for flights from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA)?
The 6 AM departures from TYS to DCA are the most sought after. They can also be more expensive. If you want to save on your fare, book during off-peak hours.
What day of the week has the most flights from TYS to DCA?
If you travel on a Friday, you'll get the largest range of options for flights from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA).
What is the earliest flight from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA)?
McGhee Tyson Airport (TYS)'s earliest flight to Ronald Reagan Washington National Airport (DCA) leaves at approximately 6:00AM UTC-5. With a travel duration of 1h 41m, you'll land at around 7:41AM UTC-5.
How long does it take to fly from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA)?
Flights from TYS to DCA have an average travel time of 1 hour and 40 minutes. The distance between these two airports is 440 mi.
What is the best time to fly from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA)?
To touch down at Ronald Reagan Washington National Airport (DCA) on schedule, select a flight that takes off from McGhee Tyson Airport (TYS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Washington from McGhee Tyson Airport (TYS)?
If you're taking a direct flight from McGhee Tyson Airport (TYS) to Washington, you can land at either Ronald Reagan Washington National Airport (DCA) or Washington Dulles Intl. Airport (IAD).
Is it cheaper to buy a plane ticket from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA) last-minute?
Holding off until right before your break to book your flight from TYS to DCA often results in higher prices. While it's possible to find some last-minute discounts, they're not always guaranteed. Allow some flexibility in your schedule for a better chance of snagging a bargain.
Is it cheaper to book a TYS to DCA flight and hotel package?
You'll generally save money by booking a TYS to DCA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your preferred accommodations and flights, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA)?
Typically, it's possible to cancel or reschedule your TYS to DCA flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.