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.

$29 CHEAP FLIGHTS from Tennessee to Washington Dulles (IAD)

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Flight Deals

Cheap Flights from Tennessee to Dulles Intl

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

Mon, Nov 23 - Fri, Nov 27

4:36 pm - 5:56 pmTRI Blountville Tri Cities TN/VA-IAD Washington, D.C. Dulles Intl

1h 20mnonstop

6:36 pm - 8:01 pmIAD Washington, D.C. Dulles Intl-TRI Blountville Tri Cities TN/VA

1h 25mnonstop

$103Breeze Airways

Fri, Nov 20 - Mon, Nov 23

4:36 pm - 5:56 pmTRI Blountville Tri Cities TN/VA-IAD Washington, D.C. Dulles Intl

1h 20mnonstop

6:36 pm - 8:01 pmIAD Washington, D.C. Dulles Intl-TRI Blountville Tri Cities TN/VA

1h 25mnonstop

$108Breeze Airways

Thu, Nov 19 - Sun, Nov 22

11:36 am - 8:11 pmTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

8h 35m1 stop Fort Lauderdale

8:32 pm - 10:04 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 32mnonstop

$151Multiple Airlines

Thu, Nov 19 - Sun, Nov 22

11:36 am - 8:11 pmTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

8h 35m1 stop Fort Lauderdale

8:32 pm - 10:04 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 32mnonstop

$157Multiple Airlines

Sun, Nov 22 - Tue, Nov 24

6:13 pm - 7:42 pmTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 29mnonstop

8:34 pm - 10:06 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 32mnonstop

$201Allegiant Air

Wed, Dec 2 - Wed, Dec 9

2:07 pm - 3:50 pmTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 43mnonstop

10:15 pm - 11:59 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 44mnonstop

$207United Airlines

Tue, Feb 16 - Tue, Feb 23

9:40 am - 11:22 amTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 42mnonstop

10:10 pm - 11:59 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 49mnonstop

$207United Airlines

Thu, Nov 19 - Mon, Nov 23

3:42 pm - 5:11 pmTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 29mnonstop

6:45 pm - 8:40 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

25h 55m1 stop Jacksonville

$223Allegiant Air

Tue, Dec 1 - Sun, Dec 6

1:42 pm - 8:11 pmMEM Memphis-IAD Washington, D.C. Dulles Intl

5h 29m1 stop Atlanta Hartsfield-Jackson

5:14 pm - 9:20 pmIAD Washington, D.C. Dulles Intl-MEM Memphis

5h 06m1 stop Detroit Metropolitan Wayne County

$320Delta

Thu, Dec 17 - Mon, Dec 21

10:33 am - 4:23 pmMEM Memphis-IAD Washington, D.C. Dulles Intl

4h 50m1 stop Detroit Metropolitan Wayne County

5:29 pm - 9:14 pmIAD Washington, D.C. Dulles Intl-MEM Memphis

4h 45m1 stop Detroit Metropolitan Wayne County

$343Delta

Recent last minute flight deals from Tennessee to Dulles Intl

Thu, Nov 12 - Sun, Nov 15

7:45 am - 9:13 amTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 28mnonstop

9:48 am - 11:23 amIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 35mnonstop

$88Allegiant Air

Thu, Nov 12 - Sun, Nov 15

7:45 am - 9:13 amTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 28mnonstop

9:48 am - 11:23 amIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 35mnonstop

$101Allegiant Air

Thu, Nov 12 - Sun, Nov 22

5:37 pm - 8:11 pmTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

26h 34m1 stop Fort Lauderdale

8:32 pm - 10:04 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 32mnonstop

$166Multiple Airlines

Thu, Nov 12 - Sun, Nov 15

5:37 pm - 8:11 pmTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

26h 34m1 stop Fort Lauderdale

9:48 am - 11:23 amIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 35mnonstop

$192Multiple Airlines

Sat, Nov 14 - Tue, Nov 17

5:45 am - 7:28 amTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 43mnonstop

9:40 am - 11:30 amIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 50mnonstop

$249United Airlines

Sat, Nov 14 - Wed, Nov 18

9:45 am - 11:28 amTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 43mnonstop

5:45 pm - 7:36 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 51mnonstop

$249United Airlines

Sat, Nov 14 - Wed, Nov 18

3:25 pm - 6:47 pmTRI Blountville Tri Cities TN/VA-IAD Washington, D.C. Dulles Intl

3h 22m1 stop Charlotte Douglas

7:17 pm - 11:00 pmIAD Washington, D.C. Dulles Intl-TRI Blountville Tri Cities TN/VA

3h 43m1 stop Charlotte Douglas

$419American Airlines

Wed, Nov 11 - Wed, Nov 18

12:05 pm - 6:47 pmMEM Memphis-IAD Washington, D.C. Dulles Intl

5h 42m1 stop Charlotte Douglas

10:44 am - 5:22 pmIAD Washington, D.C. Dulles Intl-MEM Memphis

7h 38m1 stop Charlotte Douglas

$525American Airlines

Wed, Nov 11 - Sat, Nov 21

8:33 am - 1:54 pmCHA Chattanooga Lovell Field-IAD Washington, D.C. Dulles Intl

5h 21m1 stop Atlanta Hartsfield-Jackson

11:10 am - 5:23 pmIAD Washington, D.C. Dulles Intl-CHA Chattanooga Lovell Field

6h 13m1 stop Atlanta Hartsfield-Jackson

$526Delta

Sun, Nov 15 - Tue, Nov 24

5:53 pm - 11:21 pmMEM Memphis-IAD Washington, D.C. Dulles Intl

4h 28m1 stop Detroit Metropolitan Wayne County

6:00 am - 10:54 amIAD Washington, D.C. Dulles Intl-MEM Memphis

5h 54m1 stop Atlanta Hartsfield-Jackson

$529Delta

Recent direct flight deals from Tennessee to Dulles Intl

Mon, Nov 23 - Fri, Nov 27

4:36 pm - 5:56 pmTRI Blountville Tri Cities TN/VA-IAD Washington, D.C. Dulles Intl

1h 20mnonstop

6:36 pm - 8:01 pmIAD Washington, D.C. Dulles Intl-TRI Blountville Tri Cities TN/VA

1h 25mnonstop

$103Breeze Airways

Fri, Nov 20 - Mon, Nov 23

4:36 pm - 5:56 pmTRI Blountville Tri Cities TN/VA-IAD Washington, D.C. Dulles Intl

1h 20mnonstop

6:36 pm - 8:01 pmIAD Washington, D.C. Dulles Intl-TRI Blountville Tri Cities TN/VA

1h 25mnonstop

$108Breeze Airways

Fri, Nov 20 - Mon, Nov 23

4:36 pm - 5:56 pmTRI Blountville Tri Cities TN/VA-IAD Washington, D.C. Dulles Intl

1h 20mnonstop

6:36 pm - 8:01 pmIAD Washington, D.C. Dulles Intl-TRI Blountville Tri Cities TN/VA

1h 25mnonstop

$111Breeze Airways

Fri, Nov 20 - Mon, Nov 30

4:36 pm - 5:56 pmTRI Blountville Tri Cities TN/VA-IAD Washington, D.C. Dulles Intl

1h 20mnonstop

6:36 pm - 8:01 pmIAD Washington, D.C. Dulles Intl-TRI Blountville Tri Cities TN/VA

1h 25mnonstop

$113Breeze Airways

Fri, Nov 27 - Mon, Nov 30

4:36 pm - 5:56 pmTRI Blountville Tri Cities TN/VA-IAD Washington, D.C. Dulles Intl

1h 20mnonstop

6:36 pm - 8:01 pmIAD Washington, D.C. Dulles Intl-TRI Blountville Tri Cities TN/VA

1h 25mnonstop

$117Breeze Airways

Sun, Nov 22 - Tue, Nov 24

6:13 pm - 7:42 pmTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 29mnonstop

8:34 pm - 10:06 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 32mnonstop

$201Allegiant Air

Wed, Dec 2 - Wed, Dec 9

2:07 pm - 3:50 pmTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 43mnonstop

10:15 pm - 11:59 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 44mnonstop

$207United Airlines

Tue, Feb 16 - Tue, Feb 23

9:40 am - 11:22 amTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 42mnonstop

10:10 pm - 11:59 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 49mnonstop

$207United Airlines

Sat, Dec 5 - Sat, Dec 12

7:45 pm - 9:25 pmTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 40mnonstop

10:15 pm - 11:59 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 44mnonstop

$207United Airlines

Thu, Dec 3 - Thu, Dec 10

9:45 am - 11:28 amTYS Knoxville McGhee Tyson-IAD Washington, D.C. Dulles Intl

1h 43mnonstop

10:15 pm - 11:59 pmIAD Washington, D.C. Dulles Intl-TYS Knoxville McGhee Tyson

1h 44mnonstop

$215United Airlines

Useful Info

Low season	January
High season	December
Cheapest flight	$29

Best time to beat the crowds with an average 9% drop in price.

Most popular time to fly and prices are also 5% 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

Owings Mills

Oxon Hill

Charles Town

Greenbelt

Glen Burnie

Edgewood

Camp Springs

Chesapeake Beach

Ellicott City

Pikesville

Hunt Valley

Capitol Heights

Lutherville Timonium

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IAD

$29 Find Cheap Flights from Tennessee to Washington Dulles Airport - Compare and Save

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

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Cheapest flight

FAQs for booking Tennessee to Washington Dulles Airport flights

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