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Cheap Flights from Washington to Philadelphia (IAD - PHL)

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

Sun Mon Tue Wed Thu Fri Sat
        1 $312 2 $427 3 $369
4
$369
5 $388 6 $253 7 $388 8 $367 9 $403 10 $388
11 $403 12
$403
13 $357 14 $238 15 $384 16 $395 17 $407
18 $322 19 $342 20 $863 21 $1085 22 $377 23 $423 24
$423
25
$423
26 $408 27
$408
28
$408
29
$408
30
$408
31
$408
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Direct flights IAD to PHL on United
Flight # Depart IAD Arrive PHL Sun Mon Tue Wed Thu Fri Sat Valid Between
3331 8:20 am 9:20 am May 6 - May 18
3331 8:20 am 9:20 am May 5 - May 5
3331 8:20 am 9:20 am May 14 - May 20
3331 8:20 am 9:20 am May 7 - May 12
3331 8:20 am 9:20 am May 21 - Jun 1
3331 8:20 am 9:20 am May 19 - May 26
3331 8:20 am 9:20 am Apr 20 - Apr 27
3331 8:20 am 9:20 am Apr 15 - May 3
3331 8:20 am 9:20 am May 4 - May 4
3333 12:36 pm 1:45 pm May 19 - May 26
3333 12:36 pm 1:45 pm May 14 - May 25
3333 12:36 pm 1:45 pm Apr 20 - Apr 27
3333 12:36 pm 1:45 pm Apr 15 - May 3
3333 12:36 pm 1:45 pm May 5 - May 5
3333 12:36 pm 1:45 pm May 4 - May 4
3333 12:36 pm 1:45 pm May 7 - May 12
3333 12:36 pm 1:45 pm May 6 - May 13
3335 6:00 pm 7:09 pm May 6 - May 6
3335 6:01 pm 7:10 pm May 7 - May 12
3335 6:01 pm 7:10 pm May 14 - May 14
3335 6:01 pm 7:10 pm May 8 - May 18
3335 6:01 pm 7:10 pm May 22 - Jun 3
3335 6:01 pm 7:10 pm May 19 - Jun 4
3335 6:01 pm 7:10 pm May 20 - May 20
3335 6:05 pm 7:14 pm Apr 15 - May 4
3335 6:05 pm 7:14 pm Apr 16 - May 5
3337 9:55 pm 10:54 pm May 10 - May 25
3337 9:55 pm 10:54 pm Apr 15 - May 6
3337 9:55 pm 10:54 pm Apr 16 - May 5
3337 9:57 pm 10:56 pm May 8 - May 23
3337 9:57 pm 10:56 pm May 7 - May 21