Cheap flights from Knoxville to Washington, D.C. from $45

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Direct
Sun, Nov 23
Knoxville TYSWashington, D.C. IAD
$45
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Direct
Tue, Nov 25
Knoxville TYSWashington, D.C. IAD
$61
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1 stop
Mon, Nov 24
Knoxville TYSWashington, D.C. BWI
$106
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Direct
Sat, Nov 29
Knoxville TYSWashington, D.C. IAD
$122
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Direct
Thu, Nov 27
Knoxville TYSWashington, D.C. IAD
$133
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Direct
Thu, Nov 27
Knoxville TYSWashington, D.C. IAD
$133
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Direct
Sun, Nov 23 – Tue, Nov 25
Knoxville TYSWashington, D.C. IAD
$106
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Direct
Tue, Nov 25 – Sat, Nov 29
Knoxville TYSWashington, D.C. IAD
$140
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1 stop
Sun, Nov 23 – Tue, Nov 25
Knoxville TYSWashington, D.C. BWI
$186
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Direct
Tue, Nov 25 – Fri, Nov 28
Knoxville TYSWashington, D.C. IAD
$188
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1 stop
Thu, Nov 27 – Sat, Nov 29
Knoxville TYSWashington, D.C. BWI
$211
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Direct
Tue, Nov 25 – Fri, Nov 28
Knoxville TYSWashington, D.C. IAD
$267
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How much do flights to Washington, D.C. cost?

Cheapest one-way trip

$45

Cheapest nonstop round-trip

$90

Cheapest round-trip

$106

Average round-trip

$234

Includes rare itinerary

Travel hack

Key info about flying to Washington, D.C.

Depart from
McGhee Tyson
Arrive to
Washington Dulles International
Average flights per week
331
Flight distance
675 km
Worth visiting
National Mall - Lincoln Memorial

Weekly direct flights

Discover the top airlines offering direct flights from Knoxville to Washington, D.C. in the next month. You’ll find the number of daily direct flights per airline in the chart.

AirlineSun 02.11Mon 03.11Tue 04.11Wed 05.11Thu 06.11Fri 07.11Sat 08.11
United Airlines
---344444
Allegiant Air
---1---------1---
Weekly flights: 25 totalDaily flights: 3.57 averageMost flights: Tuesday 4 flights
AirlineSun 09.11Mon 10.11Tue 11.11Wed 12.11Thu 13.11Fri 14.11Sat 15.11
United Airlines
3444444
Allegiant Air
---1---------1---
Weekly flights: 29 totalDaily flights: 4.14 averageMost flights: Monday 4 flights
AirlineSun 16.11Mon 17.11Tue 18.11Wed 19.11Thu 20.11Fri 21.11Sat 22.11
United Airlines
4444444
Allegiant Air
---1------1------
Weekly flights: 30 totalDaily flights: 4.29 averageMost flights: Sunday 4 flights
AirlineSun 23.11Mon 24.11Tue 25.11Wed 26.11Thu 27.11Fri 28.11Sat 29.11
United Airlines
4344344
Allegiant Air
1---1---------1
Weekly flights: 29 totalDaily flights: 4.14 averageMost flights: Sunday 4 flights

Check-in for a flight from Knoxville to Washington, D.C.

NameCarrier codeIATA CodePassport needed during booking
Allegiant AirAAYG4No
United AirlinesUALUANo
Frontier AirlinesFFTF9No
Spirit AirlinesNKSNKNo
JetBlue AirwaysJBUB6No

Online check-in is not available for these airlines.

Weather in Washington, D.C.

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January5°C-1°C
February8°C0°C
March12°C3°C
April19°C8°C
May23°C13°C
June29°C18°C
July32°C21°C
August30°C20°C
September26°C17°C
October20°C11°C
November13°C5°C
December8°C1°C
Hottest Month
32°C
July
Coldest month
-1°C
January
Sunny days
266
days per year
Snow days
8
days per year

14 day forecast

Sunday
9 Nov
87%
20°C8°C
16 Nov
12°C3°C
Monday
10 Nov
88%
9°C4°C
17 Nov
18°C10°C
Tuesday
11 Nov
9°C0°C
18 Nov
16°C6°C
Wednesday
12 Nov
85%
15°C2°C
19 Nov
70%
17°C7°C
Thursday
13 Nov
12°C7°C
20 Nov
84%
19°C12°C
Friday
14 Nov
11°C4°C
21 Nov
14°C9°C
Saturday
15 Nov
9°C1°C
22 Nov
79%
16°C11°C
Book your trip to arrive at Washington Dulles International, Baltimore–Washington International, or Ronald Reagan Washington National. The distance between Knoxville and Washington, D.C. is 675 km. The most popular airlines for this route are Allegiant Air, United Airlines, Frontier Airlines, Spirit Airlines, and JetBlue Airways. Knoxville and Washington, D.C. have 331 direct flights per week. When you arrive at Washington, D.C., consider visiting National Mall, and Lincoln Memorial.

Frequently asked questions

How long does it take to travel from Knoxville to Washington, D.C.?
A one-way nonstop (direct) flight between Knoxville and Washington, D.C. takes around 1.7 hours.
What is the flight distance between Knoxville and Washington, D.C.?
The flight distance between Knoxville and Washington, D.C. is 675 km.
What airlines offer nonstop (direct) flights between Knoxville and Washington, D.C.?
Several carriers operate flights between Knoxville and Washington, D.C.. Airlines offering nonstop (direct) flights include Allegiant Air, United Airlines.
What are the most popular routes to and from Knoxville?
Travelers frequently search for route combinations, such as Knoxville and Fort Lauderdale, Houston, Orlando, Tampa, Phoenix, Denver, Buenos Aires, Mexico City, Boston, Berlin, Belleville, Toronto, Ahmedabad, Destin, Seoul, Bucharest, Casablanca, Tehran, Reykjavik, Chicago.
What are the most popular routes to and from Washington, D.C.?
Travelers frequently search for route combinations, such as Washington, D.C. and Atlanta, Los Angeles, Orlando, Dallas, Mexico City, Tampa, London, Denver, San Francisco, Houston, Boston, Lima, Miami, Chicago, Phoenix, Las Vegas, Guadalajara, Seattle, Detroit, New Delhi.
What airports are near Knoxville?
The main airport in Knoxville is McGhee Tyson. It is also served by Nashville International, McGhee Tyson, Asheville Regional, Greenville–Spartanburg International, Blue Grass, Chattanooga Metropolitan, Tri-Cities Regional.
What airports are near Washington, D.C.?
The main airport in Washington, D.C. is Washington Dulles International. It is also served by Philadelphia International, Norfolk International, Richmond International, Atlantic City International, Lehigh Valley International, Harrisburg International, Trenton–Mercer, Shenandoah Valley Regional, Lancaster, Hagerstown Regional.
Which airlines fly between Knoxville and Washington, D.C.?
Currently, you can fly between Knoxville and Washington, D.C. with Allegiant Air, United Airlines, Frontier Airlines, Spirit Airlines, JetBlue Airways.
When’s the best time to travel between Knoxville and Washington, D.C.?
If you don’t have specific dates for your trip between Knoxville and Washington, D.C., you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between Knoxville and Washington, D.C.?
How many airports are there near Knoxville?
How many airports are there near Washington, D.C.?
What time do nonstop (direct) flights between Knoxville and Washington, D.C. depart?
What time do nonstop (direct) flights between Knoxville and Washington, D.C. arrive?
What time do flights between Knoxville and Washington, D.C. depart?
What time do flights between Knoxville and Washington, D.C. arrive?

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