SEARCH ONE AND DONE. - Compare hundreds of travel sites at once.
Choose where to book.
Find deals from over 400 airlines worldwide.
You could save up to 30% on the same flight.

Cheap Flights from Washington to Boston (WAS - BOS)

DepartReturn
1 adult
Note: some airlines charge for infants in laps.
The price shown for each flight will be the average for all passengers, including any infants.
Choose Sites to Compare vs. KAYAK

Best fares from WAS to BOS (Found by others)

Mon Tue Wed Thu Fri Sat Sun
    1
₹ 2
2
₹ 2
3
₹ 2
4
₹ 2
5
₹ 2
6
₹ 2
7
₹ 2
8
₹ 2
9
₹ 2
10
₹ 2
11
₹ 2
12
₹ 2
13
₹ 2
14
₹ 2
15
₹ 2
16
₹ 2
17
₹ 2
18
₹ 2
19
₹ 2
20
₹ 2
21
₹ 2
22
₹ 2
23
₹ 2
24
₹ 2
25
₹ 2
26
₹ 2
27
₹ 2
28
₹ 2
29
₹ 2
30
₹ 2
31
₹ 2
   
KAYAK searches hundreds of sites to find the best rate for your next flight from Washington to Boston. Get the best flight deal for your Boston trip!
Here's how it works. Search KAYAK for a flight ticket from Washington to Boston. Sort, filter and compare results on one web page. Then book your plane ticket directly on the airline or travel agent site of your choice!
Direct flights WAS - BOS on United
Flight No. Departure IAD Arrival BOS Sun Mon Tue Wed Thu Fri Sat Valid between
1580 08:15 09:51 28 Oct - 28 Oct
1686 08:18 09:53 5 Oct - 5 Oct
1510 08:20 09:56 27 Oct - 27 Oct
764 08:20 09:55 26 Oct - 26 Oct
1686 08:24 09:59 19 Oct - 19 Oct
1686 08:24 09:59 12 Oct - 12 Oct
1686 08:24 09:59 21 Sep - 28 Sep
764 08:30 10:04 20 Sep - 25 Oct
3760 12:15 13:45 26 Oct - 1 Nov
1070 12:20 13:53 27 Sep - 11 Oct
1070 12:20 13:53 25 Oct - 25 Oct
1255 12:23 13:56 18 Oct - 18 Oct
1294 12:23 13:56 28 Sep - 5 Oct
1294 12:23 13:56 2 Oct - 14 Oct
1294 12:23 13:56 8 Oct - 12 Oct
1294 12:23 13:56 15 Oct - 22 Oct
1294 12:23 13:56 23 Sep - 30 Sep
1294 12:23 13:51 29 Sep - 29 Sep
1294 12:23 13:56 16 Oct - 24 Oct
551 12:23 13:55 1 Oct - 1 Oct
1046 16:55 18:32 25 Oct - 25 Oct
1077 16:55 18:32 18 Oct - 18 Oct
1077 16:55 18:32 20 Sep - 4 Oct
1077 16:55 18:32 2 Oct - 2 Oct
1077 16:55 18:32 11 Oct - 11 Oct
1210 16:55 18:32 10 Oct - 10 Oct
1210 16:55 18:32 17 Oct - 24 Oct
1210 16:55 18:32 29 Sep - 3 Oct
1210 16:55 18:32 6 Oct - 13 Oct
1210 16:55 18:32 20 Oct - 20 Oct
1277 16:55 18:32 22 Oct - 22 Oct
1277 16:55 18:32 15 Oct - 15 Oct
1517 16:55 18:32 21 Sep - 28 Sep
1517 16:55 18:32 16 Oct - 23 Oct
1517 16:55 18:32 12 Oct - 12 Oct
1517 16:55 18:32 9 Oct - 14 Oct
1517 16:55 18:32 19 Oct - 19 Oct
1517 16:55 18:32 23 Sep - 7 Oct
1517 16:55 18:32 5 Oct - 5 Oct
399 16:55 18:31 1 Oct - 8 Oct
3741 16:59 18:33 28 Oct - 31 Oct
3741 16:59 18:33 27 Oct - 27 Oct
3770 16:59 18:33 26 Oct - 26 Oct
3803 22:04 23:35 28 Oct - 28 Oct
3803 22:04 23:35 27 Oct - 27 Oct
3803 22:04 23:35 26 Oct - 26 Oct
1046 22:08 23:41 16 Oct - 21 Oct
1046 22:08 23:41 23 Oct - 23 Oct
1077 22:08 23:41 7 Oct - 7 Oct
1077 22:08 23:41 30 Sep - 30 Sep
1121 22:08 23:41 5 Oct - 5 Oct
1191 22:08 23:41 24 Oct - 24 Oct
1191 22:08 23:41 22 Oct - 22 Oct
1255 22:08 23:41 3 Oct - 3 Oct
1255 22:08 23:41 28 Sep - 28 Sep
1255 22:08 23:41 14 Oct - 14 Oct
1277 22:08 23:41 1 Oct - 1 Oct
1277 22:08 23:41 8 Oct - 8 Oct
1299 22:08 23:41 29 Sep - 29 Sep
1515 22:08 23:41 19 Oct - 19 Oct
1515 22:08 23:41 20 Oct - 20 Oct
1561 22:08 23:41 6 Oct - 6 Oct
1569 22:08 23:41 10 Oct - 10 Oct
1575 22:08 23:41 9 Oct - 9 Oct
1636 22:08 23:41 2 Oct - 2 Oct
1636 22:08 23:41 13 Oct - 13 Oct
1685 22:08 23:41 11 Oct - 18 Oct
1685 22:08 23:41 27 Sep - 27 Sep
1714 22:08 23:41 17 Oct - 17 Oct
1714 22:08 23:41 15 Oct - 15 Oct
1763 22:08 23:41 12 Oct - 12 Oct
352 22:08 23:39 4 Oct - 4 Oct
352 22:08 23:39 25 Oct - 25 Oct