How does KAYAK find such low prices on flights from Tennessee to Washington Dulles Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Tennessee to Washington Dulles Airport. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Tennessee to Washington Dulles Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Tennessee is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Tennessee to Washington Dulles Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Tennessee with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Tennessee to Washington Dulles Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Tennessee up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$49 CHEAP FLIGHTS from Tennessee to Washington Dulles (IAD)

IAD

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C. Dulles Intl Airport

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Cheapest round-trip

$78

Breeze Airways

Fri 1/16Mon 1/19

TRI - IAD • Non-stop

Cheapest one-way

$49

Typical prices: $45-$292

Allegiant Air

Thu 12/18

TYS - IAD • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Dulles Intl!

Flight Deals

Cheap Flights from Tennessee to Dulles Intl

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Tennessee to Dulles Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Tennessee to Dulles Intl

Fri, Jan 16 - Mon, Jan 19

12:53 pm - 2:18 pm

TRI

IAD

1h 25mnonstop

2:58 pm - 4:28 pm

IAD

TRI

1h 30mnonstop

$78Breeze Airways

Thu, Jan 8 - Sun, Jan 11

1:39 pm - 3:23 pm

TYS

IAD

1h 44mnonstop

4:13 pm - 5:53 pm

IAD

TYS

1h 40mnonstop

$80Allegiant Air

Sat, Jan 17 - Sun, Jan 25

5:30 pm - 8:04 am

TYS

IAD

14h 34m1 stop

4:13 pm - 5:53 pm

IAD

TYS

1h 40mnonstop

$135Multiple Airlines

Wed, Feb 4 - Sat, Feb 7

9:30 am - 11:21 am

TYS

IAD

1h 51mnonstop

5:30 pm - 7:27 pm

IAD

TYS

1h 57mnonstop

$139United Airlines

Thu, Feb 26 - Sun, Mar 1

5:53 pm - 7:37 pm

TYS

IAD

1h 44mnonstop

3:37 pm - 6:31 pm

IAD

TYS

26h 54m1 stop

$155Multiple Airlines

Wed, Feb 4 - Sat, Feb 7

5:40 am - 11:45 am

TYS

IAD

6h 05m1 stop

7:15 am - 1:50 pm

IAD

TYS

6h 35m1 stop

$159Delta

Tue, Jan 6 - Sat, Jan 10

8:30 am - 11:12 am

BNA

IAD

1h 42mnonstop

5:55 pm - 7:04 pm

IAD

BNA

2h 09mnonstop

$235United Airlines

Tue, Jan 6 - Sat, Jan 10

5:00 am - 10:58 am

BNA

IAD

4h 58m1 stop

7:01 am - 11:16 am

IAD

BNA

5h 15m1 stop

$255American Airlines

Wed, Mar 4 - Sat, Mar 7

7:09 pm - 11:34 pm

TRI

IAD

4h 25m1 stop

9:11 am - 2:23 pm

IAD

TRI

5h 12m1 stop

$259American Airlines

Wed, Mar 4 - Sat, Mar 7

8:15 am - 2:44 pm

MEM

IAD

5h 29m1 stop

5:11 pm - 9:17 pm

IAD

MEM

5h 06m1 stop

$337Delta

Useful Info

Low season	February
High season	May
Cheapest flight	$49

Best time to beat the crowds with an average 3% drop in price.

Most popular time to fly and prices are also 2% lower on average.

Flight from Knoxville to Washington Dulles Airport

How does KAYAK find such low prices on flights from Tennessee to Washington Dulles Airport?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Tennessee to Washington Dulles Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Tennessee to Washington Dulles Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Tennessee is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Tennessee to Washington Dulles Airport?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Tennessee with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Tennessee to Washington Dulles Airport?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Tennessee up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Winchester

Linthicum Heights

Hanover

Springfield

Gaithersburg

Towson

Martinsburg

Oxon Hill

Owings Mills

Charles Town

Glen Burnie

Greenbelt

Ellicott City

Edgewood

Colonial Beach

Pikesville

Hunt Valley

Lutherville Timonium

Camp Springs

Stevensville

Everything you need to know for your flight to Dulles Intl

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on your arrival and departure airports

Washington Dulles Airport (IAD)

IAD

$50 Find Cheap Flights from Tennessee to Washington Dulles Airport

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C. Dulles Intl Airport

Everything you should know

Cheap Flights from Tennessee to Dulles Intl

Recent round-trip flight deals from Tennessee to Dulles Intl

Recent one-way flight deals from Tennessee to Dulles Intl

Recent last minute flight deals from Tennessee to Dulles Intl

Recent direct flight deals from Tennessee to Dulles Intl

Good to know

FAQs for booking Tennessee to Washington Dulles Airport flights

How does KAYAK find such low prices on flights from Tennessee to Washington Dulles Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Tennessee to Washington Dulles Airport.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Tennessee to Washington Dulles Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Tennessee is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Tennessee to Washington Dulles Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Tennessee with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Tennessee to Washington Dulles Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Tennessee up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Dulles Intl?

Everything you need to know for your flight to Dulles Intl

Information on your arrival and departure airports

Cabin class types available on flights to Dulles Intl

Complete your trip to Dulles Intl with a hotel stay or car rental

Find direct flights for Dulles Intl

Flights to other popular destinations

Flights from domestic origins to Tennessee

Choose which airport to fly into in Washington, D.C.

Find deals for your return flight