Skip to content

Get United's best fares today on flights from Washington, D.C. to Knoxville from *

Select journey type

Enter to select travel class and passengers

Book with confidence with United

Low fare calendar for flights from Washington, D.C. (IAD) to Knoxville (TYS)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
1
2
3
4
5
6
7
8
9
10
11
from
$264 Price subject to changes
Viewed:10 hours ago
Economy
Return:
12
from
$264 Price subject to changes
Viewed:a day ago
Economy
Return:
13
from
$264 Price subject to changes
Viewed:10 hours ago
Economy
Return:
14
from
$264 Price subject to changes
Viewed:10 hours ago
Economy
Return:
15
from
$264 Price subject to changes
Viewed:10 hours ago
Economy
Return:
16
from
$264 Price subject to changes
Viewed:10 hours ago
Economy
Return:
17
from
$229 Price subject to changes
Viewed:a day ago
Economy
Return:
18
from
$229 Price subject to changes
Viewed:10 hours ago
Economy
Return:
19
from
$229 Price subject to changes
Viewed:a day ago
Economy
Return:
20
from
$229 Price subject to changes
Viewed:10 hours ago
Economy
Return:
21
from
$229 Price subject to changes
Viewed:10 hours ago
Economy
Return:
22
from
$229 Price subject to changes
Viewed:10 hours ago
Economy
Return:
23
from
$229 Price subject to changes
Viewed:10 hours ago
Economy
Return:
24
from
$204 Price subject to changes
Viewed:a day ago
Economy
Return:
25
from
$204 Price subject to changes
Viewed:10 hours ago
Economy
Return:
26
from
$204 Price subject to changes
Viewed:a day ago
Economy
Return:
27
from
$204 Price subject to changes
Viewed:10 hours ago
Economy
Return:
28
from
$204 Price subject to changes
Viewed:10 hours ago
Economy
Return:
29
from
$204 Price subject to changes
Viewed:10 hours ago
Economy
Return:
30
from
$204 Price subject to changes
Viewed:10 hours ago
Economy
Return:
31
from
$199 Price subject to changes
Viewed:a day ago
Economy
Return:
from
$199 Price subject to changes
Viewed:10 hours ago
Economy
Return:
Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Looking for additional flights from Washington, D.C. to Knoxville?

FromToDatesFare TypePrice

Washington, D.C. (IAD)

Knoxville (TYS)

Depart: 07/31/20

Return: 08/14/20

Roundtrip
from
$199*
Viewed:21hoursago

Washington, D.C. (IAD)

Knoxville (TYS)

Depart: 08/02/20

Return: 08/16/20

Roundtrip
from
$199*
Viewed:21hoursago

Washington, D.C. (IAD)

Knoxville (TYS)

Depart: 08/07/20

Return: 08/21/20

Roundtrip
from
$199*
Viewed:21hoursago

Washington, D.C. (IAD)

Knoxville (TYS)

Depart: 08/09/20

Return: 08/23/20

Roundtrip
from
$199*
Viewed:21hoursago

Washington, D.C. (IAD)

Knoxville (TYS)

Depart: 08/14/20

Return: 08/21/20

Roundtrip
from
$199*
Viewed:21hoursago

Washington, D.C. (IAD)

Knoxville (TYS)

Depart: 08/16/20

Return: 08/23/20

Roundtrip
from
$199*
Viewed:21hoursago

Washington, D.C. (IAD)

Knoxville (TYS)

Depart: 08/21/20

Return: 08/28/20

Roundtrip
from
$199*
Viewed:21hoursago

Washington, D.C. (IAD)

Knoxville (TYS)

Depart: 08/23/20

Return: 08/30/20

Roundtrip
from
$199*
Viewed:21hoursago

Washington, D.C. (IAD)

Knoxville (TYS)

Depart: 08/28/20

Return: 09/04/20

Roundtrip
from
$199*
Viewed:21hoursago

Washington, D.C. (IAD)

Knoxville (TYS)

Depart: 08/30/20

Return: 09/06/20

Roundtrip
from
$199*
Viewed:21hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Knoxville

Friday light rain
91°F 07/10/20
Saturday sky is clear
91°F 07/11/20
Sunday moderate rain
91°F 07/12/20
Monday few clouds
92°F 07/13/20
Tuesday sky is clear
95°F 07/14/20
Wednesday sky is clear
97°F 07/15/20
Thursday light rain
96°F 07/16/20
Powered by: OpenWeatherMap.org