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Cheap Flights from Washington to Boston (IAD - BOS)

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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.
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Best fares from IAD to BOS (Found by others)

Sun Mon Tue Wed Thu Fri Sat
          1 $394 2 $309
3 $275 4 $294 5 $309 6 $239 7 $254 8 $274 9 $224
10 $224 11 $224 12 $224 13 $164 14 $189 15 $204 16 $176
17 $172 18 $164 19 $149 20 $149 21 $164 22 $181 23 $164
24 $154 25 $164 26 $149 27 $149 28 $181 29 $209 30 $189
31 $164            
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Direct flights IAD to BOS on United
Flight # Depart IAD Arrive BOS Sun Mon Tue Wed Thu Fri Sat Valid Between
1611 8:05 am 9:39 am Aug 2 - Aug 9
1611 8:05 am 9:39 am Aug 16 - Aug 16
764 8:10 am 9:43 am Aug 10 - Aug 10
764 8:13 am 9:46 am Aug 14 - Aug 18
764 8:13 am 9:46 am Aug 1 - Aug 11
764 8:13 am 9:46 am Aug 17 - Aug 17
764 8:17 am 9:50 am Aug 6 - Aug 13
1060 8:19 am 9:53 am Aug 12 - Aug 12
764 8:30 am 10:02 am Sep 7 - Sep 19
764 8:30 am 10:02 am Aug 19 - Sep 6
764 8:30 am 10:02 am Aug 24 - Aug 31
3760 12:20 pm 1:50 pm Aug 3 - Aug 17
3760 12:20 pm 1:50 pm Jul 31 - Aug 18
764 12:20 pm 1:50 pm Aug 2 - Aug 16
795 12:28 pm 1:59 pm Aug 31 - Aug 31
728 12:30 pm 2:01 pm Sep 3 - Sep 3
3457 12:34 pm 2:07 pm Sep 6 - Sep 13
3528 12:34 pm 2:07 pm Aug 30 - Aug 30
3528 12:34 pm 2:07 pm Aug 23 - Aug 23
3760 12:34 pm 2:05 pm Sep 4 - Sep 19
3760 12:34 pm 2:05 pm Aug 24 - Aug 24
3760 12:34 pm 2:05 pm Aug 19 - Sep 2
1138 5:00 pm 6:33 pm Sep 3 - Sep 3
1277 5:00 pm 6:33 pm Aug 20 - Aug 27
1648 5:00 pm 6:33 pm Aug 23 - Aug 30
1648 5:00 pm 6:33 pm Sep 7 - Sep 14
1685 5:00 pm 6:33 pm Aug 31 - Aug 31
1685 5:00 pm 6:33 pm Sep 6 - Sep 13
352 5:00 pm 6:35 pm Aug 3 - Aug 17
352 5:00 pm 6:32 pm Aug 19 - Aug 25
352 5:00 pm 6:32 pm Sep 8 - Sep 16
399 5:00 pm 6:32 pm Aug 26 - Sep 4
399 5:00 pm 6:32 pm Aug 22 - Sep 19
352 5:01 pm 6:36 pm Aug 2 - Aug 16
1632 5:05 pm 6:41 pm Aug 18 - Aug 18
1632 5:05 pm 6:41 pm Aug 4 - Aug 11
1632 5:05 pm 6:41 pm Aug 8 - Aug 15
352 5:05 pm 6:40 pm Aug 6 - Aug 13
3728 5:05 pm 6:40 pm Aug 5 - Aug 14
1648 5:06 pm 6:36 pm Aug 24 - Aug 24
1623 10:04 pm 11:39 pm Aug 11 - Aug 18
1648 10:04 pm 11:41 pm Aug 25 - Aug 25
1648 10:04 pm 11:41 pm Aug 21 - Aug 21
1648 10:04 pm 11:41 pm Aug 28 - Aug 28
1648 10:04 pm 11:41 pm Sep 1 - Sep 1
1648 10:04 pm 11:41 pm Sep 3 - Sep 3
1648 10:04 pm 11:41 pm Sep 6 - Sep 13
1648 10:04 pm 11:41 pm Aug 20 - Aug 27
1648 10:04 pm 11:41 pm Aug 19 - Aug 19
1648 10:04 pm 11:41 pm Sep 8 - Sep 15
1648 10:04 pm 11:41 pm Sep 9 - Sep 9
1648 10:04 pm 11:39 pm Aug 14 - Aug 14
1648 10:04 pm 11:39 pm Aug 2 - Aug 16
1648 10:04 pm 11:41 pm Aug 26 - Aug 26
215 10:04 pm 11:40 pm Sep 4 - Sep 4
352 10:04 pm 11:40 pm Aug 22 - Aug 22
352 10:04 pm 11:40 pm Sep 7 - Sep 19
352 10:04 pm 11:40 pm Aug 24 - Aug 24
352 10:04 pm 11:40 pm Aug 23 - Aug 23
352 10:04 pm 11:38 pm Aug 1 - Aug 15
352 10:04 pm 11:40 pm Sep 5 - Sep 5
434 10:04 pm 11:40 pm Aug 31 - Aug 31
434 10:04 pm 11:40 pm Aug 30 - Aug 30
434 10:04 pm 11:40 pm Aug 29 - Aug 29
1133 10:05 pm 11:40 pm Aug 13 - Aug 13
352 10:05 pm 11:39 pm Aug 5 - Aug 12
1648 10:07 pm 11:42 pm Aug 17 - Aug 17
1648 10:07 pm 11:42 pm Aug 10 - Aug 10