Washington to Boston

IADBOS

Fly from Washington to Boston starting at SAR 333 with United Airlines.Best fare available on Oct 7, 2026.Limited seats. Better plans. Book before it's gone.

Washington to Boston cheapest flights this week

7 Oct
08:50IAD
10:32BOS
DirectSAR 333VIEW DEAL
7 Oct
15:09IAD
16:59BOS
DirectSAR 514VIEW DEAL
8 Oct
08:50IAD
10:32BOS
DirectSAR 962VIEW DEAL
9 Oct
20:00IAD
10:09BOS
1 StopSAR 659VIEW DEAL
9 Oct
18:26IAD
09:29BOS
1 StopSAR 884VIEW DEAL
9 Oct
22:15IAD
23:59BOS
DirectSAR 958VIEW DEAL
10 Oct
22:15IAD
23:59BOS
DirectSAR 333VIEW DEAL
10 Oct
11:12IAD
11:02BOS
1 StopSAR 422VIEW DEAL
11 Oct
15:09IAD
16:59BOS
DirectSAR 958VIEW DEAL
14 Oct
13:10IAD
14:55BOS
DirectSAR 426VIEW DEAL

Washington to Boston monthly flight fare trend

Oct
from SAR 215
Nov
from SAR 318
Dec
from SAR 215
Jan
from SAR 329
Feb
No flights
Mar
No flights

Airport Details

Origin

Washington

Washington Dulles International Airport (IAD)

Dulles, IAD
Zone

New York

Elev

312 ft

Destination

Boston

Logan International Airport (BOS)

Boston, BOS
Zone

New York

Elev

20 ft