Washington to Boston

IADBOS

Fly from Washington to Boston starting at SAR 451 with United Airlines.Best fare available on Sep 5, 2026.Limited seats. Better plans. Book before it's gone.

Washington to Boston cheapest flights this week

2 Sept
20:39IAD
08:41BOS
1 StopSAR 607VIEW DEAL
2 Sept
11:05IAD
09:09BOS
1 StopSAR 688VIEW DEAL
3 Sept
20:39IAD
08:41BOS
1 StopSAR 688VIEW DEAL
4 Sept
22:15IAD
23:59BOS
DirectSAR 1,036VIEW DEAL
4 Sept
21:54IAD
09:09BOS
1 StopSAR 729VIEW DEAL
5 Sept
22:15IAD
23:59BOS
DirectSAR 451VIEW DEAL
6 Sept
20:39IAD
08:41BOS
1 StopSAR 562VIEW DEAL
7 Sept
06:15IAD
09:48BOS
1 StopSAR 548VIEW DEAL
7 Sept
22:15IAD
23:59BOS
DirectSAR 1,043VIEW DEAL
8 Sept
08:35IAD
10:18BOS
DirectSAR 518VIEW DEAL

Washington to Boston monthly flight fare trend

Sep
from SAR 222
Oct
from SAR 263
Nov
from SAR 222
Dec
from SAR 426
Jan
from SAR 329
Feb
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