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Get United's best fares today on flights from Knoxville to Boston from

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FromToDatesFare TypePrice

Knoxville (TYS)

Boston (BOS)

Depart: 02/28/20

Return date 03/06/20

Roundtrip
from
$428*
Viewed:21hoursago

Knoxville (TYS)

Boston (BOS)

Depart: 02/27/20

Return date 03/05/20

Roundtrip
from
$318*
Viewed:21hoursago

Knoxville (TYS)

Boston (BOS)

Depart: 02/28/20

Return date 03/13/20

Roundtrip
from
$318*
Viewed:21hoursago

Knoxville (TYS)

Boston (BOS)

Depart: 02/27/20

Return date 03/12/20

Roundtrip
from
$318*
Viewed:21hoursago

Knoxville (TYS)

Boston (BOS)

Depart: 12/10/19

Return date 12/11/19

Roundtrip
from
$234*
Viewed:1dayago

Knoxville (TYS)

Boston (BOS)

Depart: 12/04/19

Return date 12/11/19

Roundtrip
from
$296*
Viewed:1dayago

Knoxville (TYS)

Boston (BOS)

Depart: 12/04/19

Return date 12/18/19

Roundtrip
from
$296*
Viewed:1dayago

Knoxville (TYS)

Boston (BOS)

Depart: 12/05/19

Return date 12/19/19

Roundtrip
from
$418*
Viewed:6hoursago

Knoxville (TYS)

Boston (BOS)

Depart: 12/06/19

Return date 12/20/19

Roundtrip
from
$512*
Viewed:6hoursago

Knoxville (TYS)

Boston (BOS)

Depart: 12/08/19

Return date 12/22/19

Roundtrip
from
$618*
Viewed:6hoursago

*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 Boston

Wednesday light rain
37°F 11/20/19
Thursday sky is clear
40°F 11/21/19
Friday light rain
49°F 11/22/19
Saturday sky is clear
38°F 11/23/19
Sunday heavy intensity rain
44°F 11/24/19
Monday sky is clear
41°F 11/25/19
Tuesday sky is clear
43°F 11/26/19
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