Skip to content

United flights from Boston to Washington, D.C. starting at

Select journey type

Enter to select travel class and passengers

Book with confidence with United

Low fare calendar for flights from Boston (BOS) to Washington, D.C. (IAD)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
from
$287 Price subject to changes
Viewed:9 hours ago
Economy
Return:
from
$217 Price subject to changes
Viewed:9 hours ago
Economy
Return:
from
$207 Price subject to changes
Viewed:9 hours ago
Economy
Return:
1
from
$207 Price subject to changes
Viewed:9 hours ago
Economy
Return:
2
from
$207 Price subject to changes
Viewed:9 hours ago
Economy
Return:
3
from
$207 Price subject to changes
Viewed:9 hours ago
Economy
Return:
4
from
$207 Price subject to changes
Viewed:9 hours ago
Economy
Return:
5
from
$197 Price subject to changes
Viewed:9 hours ago
Economy
Return:
6
from
$197 Price subject to changes
Viewed:9 hours ago
Economy
Return:
7
from
$197 Price subject to changes
Viewed:9 hours ago
Economy
Return:
8
from
$197 Price subject to changes
Viewed:9 hours ago
Economy
Return:
9
from
$207 Price subject to changes
Viewed:9 hours ago
Economy
Return:
10
from
$197 Price subject to changes
Viewed:9 hours ago
Economy
Return:
11
from
$137 Price subject to changes
Viewed:9 hours ago
Economy
Return:
12
from
$177 Price subject to changes
Viewed:9 hours ago
Economy
Return:
13
from
$242 Price subject to changes
Viewed:9 hours ago
Economy
Return:
14
from
$127 Price subject to changes
Viewed:9 hours ago
Economy
Return:
15
from
$127 Price subject to changes
Viewed:9 hours ago
Economy
Return:
16
from
$137 Price subject to changes
Viewed:9 hours ago
Economy
Return:
17
from
$127 Price subject to changes
Viewed:9 hours ago
Economy
Return:
18
from
$137 Price subject to changes
Viewed:9 hours ago
Economy
Return:
19
from
$117 Price subject to changes
Viewed:9 hours ago
Economy
Return:
20
from
$117 Price subject to changes
Viewed:9 hours ago
Economy
Return:
21
from
$117 Price subject to changes
Viewed:9 hours ago
Economy
Return:
22
from
$117 Price subject to changes
Viewed:9 hours ago
Economy
Return:
23
from
$137 Price subject to changes
Viewed:9 hours ago
Economy
Return:
24
from
$117 Price subject to changes
Viewed:9 hours ago
Economy
Return:
25
from
$137 Price subject to changes
Viewed:9 hours ago
Economy
Return:
26
from
$117 Price subject to changes
Viewed:9 hours ago
Economy
Return:
27
from
$117 Price subject to changes
Viewed:9 hours ago
Economy
Return:
28
from
$117 Price subject to changes
Viewed:9 hours ago
Economy
Return:
29
from
$117 Price subject to changes
Viewed:9 hours ago
Economy
Return:
30
from
$137 Price subject to changes
Viewed:9 hours ago
Economy
Return:
31
from
$117 Price subject to changes
Viewed:9 hours ago
Economy
Return:
Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, 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.

More United deals on Boston (BOS) to Washington, D.C. (IAD) flights

FromToDatesFare TypePrice

Boston (BOS)

Washington, D.C. (IAD)

Depart: 12/07/20

Return: 12/21/20

Roundtrip
from
$117*
Viewed:17hoursago

Boston (BOS)

Washington, D.C. (IAD)

Depart: 12/10/20

Return: 12/24/20

Roundtrip
from
$117*
Viewed:17hoursago

Boston (BOS)

Washington, D.C. (IAD)

Depart: 12/14/20

Return: 12/28/20

Roundtrip
from
$117*
Viewed:17hoursago

Boston (BOS)

Washington, D.C. (IAD)

Depart: 12/15/20

Return: 12/29/20

Roundtrip
from
$117*
Viewed:17hoursago

Boston (BOS)

Washington, D.C. (IAD)

Depart: 12/21/20

Return: 01/04/21

Roundtrip
from
$117*
Viewed:17hoursago

Boston (BOS)

Washington, D.C. (IAD)

Depart: 12/22/20

Return: 01/05/21

Roundtrip
from
$117*
Viewed:17hoursago

Boston (BOS)

Washington, D.C. (IAD)

Depart: 12/05/20

Return: 12/12/20

Roundtrip
from
$117*
Viewed:17hoursago

Boston (BOS)

Washington, D.C. (IAD)

Depart: 12/07/20

Return: 12/14/20

Roundtrip
from
$117*
Viewed:17hoursago

Boston (BOS)

Washington, D.C. (IAD)

Depart: 12/10/20

Return: 12/17/20

Roundtrip
from
$117*
Viewed:17hoursago

Boston (BOS)

Washington, D.C. (IAD)

Depart: 12/14/20

Return: 12/21/20

Roundtrip
from
$117*
Viewed:17hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, 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 Washington, D.C.

Sunday light rain
73°F 09/27/20
Monday light rain
77°F 09/28/20
Tuesday moderate rain
74°F 09/29/20
Wednesday heavy intensity rain
64°F 09/30/20
Thursday moderate rain
66°F 10/01/20
Friday light rain
62°F 10/02/20
Saturday sky is clear
59°F 10/03/20
Powered by: OpenWeatherMap.org