Find Cheap Flights to Philadelphia

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Washington Dulles Intl to Philadelphia

(Round-trip)
Depart: Wed Sep 13 2017 Return: Tue Sep 19 2017 Trip spans 7 days
Delta
Delta
IAD
12:00a
PHL
5:33a
5h 33m
1 stop
PHL
12:00a
IAD
4:20a
4h 20m
1 stop
Depart: Mon Jul 31 2017 Return: Mon Aug 14 2017 Trip spans 15 days
United
United
IAD
12:00a
PHL
1:06a
1h 06m
nonstop
PHL
12:00a
IAD
1:00a
1h 00m
nonstop
Depart: Fri Sep 1 2017 Return: Mon Sep 4 2017 Trip spans 4 days
Delta
Delta
IAD
12:00a
PHL
5:33a
5h 33m
1 stop
PHL
12:00a
IAD
4:20a
4h 20m
1 stop
Depart: Fri Sep 8 2017 Return: Mon Sep 11 2017 Trip spans 4 days
Delta
Delta
IAD
12:00a
PHL
4:58a
4h 58m
1 stop
PHL
12:00a
IAD
3:37a
3h 37m
1 stop
Depart: Tue Aug 1 2017 Return: Tue Aug 22 2017 Trip spans 22 days
United
United
IAD
12:00a
PHL
1:15a
1h 15m
nonstop
PHL
12:00a
IAD
1:05a
1h 05m
nonstop
Depart: Tue Aug 8 2017 Return: Thu Aug 10 2017 Trip spans 3 days
United
United
IAD
12:00a
PHL
1:15a
1h 15m
nonstop
PHL
12:00a
IAD
1:08a
1h 08m
nonstop
Depart: Mon Aug 7 2017 Return: Sat Aug 12 2017 Trip spans 6 days
United
United
IAD
12:00a
PHL
12:59a
0h 59m
nonstop
PHL
12:00a
IAD
1:08a
1h 08m
nonstop
Depart: Wed Jul 26 2017 Return: Sat Aug 5 2017 Trip spans 11 days
Delta
Delta
IAD
12:00a
PHL
5:36a
5h 36m
1 stop
PHL
12:00a
IAD
5:28a
5h 28m
1 stop
Depart: Wed Jul 26 2017 Return: Sat Jul 29 2017 Trip spans 4 days
United
United
IAD
12:00a
PHL
1:06a
1h 06m
nonstop
PHL
12:00a
IAD
1:01a
1h 01m
nonstop
Depart: Thu Jul 27 2017 Return: Sat Aug 5 2017 Trip spans 10 days
Delta
Delta
IAD
12:00a
PHL
6:33a
6h 33m
1 stop
PHL
12:00a
IAD
5:28a
5h 28m
1 stop
Depart: Thu Jul 27 2017 Return: Sat Jul 29 2017 Trip spans 3 days
United
United
IAD
12:00a
PHL
1:04a
1h 04m
nonstop
PHL
12:00a
IAD
1:00a
1h 00m
nonstop
Depart: Fri Jul 28 2017 Return: Sat Aug 5 2017 Trip spans 9 days
Delta
Delta
IAD
12:00a
PHL
6:33a
6h 33m
1 stop
PHL
12:00a
IAD
5:28a
5h 28m
1 stop
Depart: Fri Jul 28 2017 Return: Sat Jul 29 2017 Trip spans 2 days
United
United
IAD
12:00a
PHL
1:06a
1h 06m
nonstop
PHL
12:00a
IAD
1:08a
1h 08m
nonstop
Depart: Wed Jul 26 2017 Return: Fri Aug 4 2017 Trip spans 10 days
Delta
Delta
IAD
12:00a
PHL
4:32a
4h 32m
1 stop
PHL
12:00a
IAD
2:50a
2h 50m
1 stop
Depart: Sat Jul 29 2017 Return: Sun Jul 30 2017 Trip spans 2 days
United
United
IAD
12:00a
PHL
1:06a
1h 06m
nonstop
PHL
12:00a
IAD
1:01a
1h 01m
nonstop
Depart: Thu Jul 27 2017 Return: Fri Aug 4 2017 Trip spans 9 days
Delta
Delta
IAD
12:00a
PHL
5:36a
5h 36m
1 stop
PHL
12:00a
IAD
2:50a
2h 50m
1 stop
Depart: Wed Jul 26 2017 Return: Fri Aug 4 2017 Trip spans 10 days
United
United
IAD
12:00a
PHL
12:59a
0h 59m
nonstop
PHL
12:00a
IAD
1:01a
1h 01m
nonstop
Depart: Fri Jul 28 2017 Return: Fri Aug 4 2017 Trip spans 8 days
Delta
Delta
IAD
12:00a
PHL
6:33a
6h 33m
1 stop
PHL
12:00a
IAD
4:38a
4h 38m
1 stop
Depart: Thu Jul 27 2017 Return: Fri Aug 4 2017 Trip spans 9 days
United
United
IAD
12:00a
PHL
1:15a
1h 15m
nonstop
PHL
12:00a
IAD
1:00a
1h 00m
nonstop
Depart: Fri Jul 28 2017 Return: Mon Jul 31 2017 Trip spans 4 days
Delta
Delta
IAD
12:00a
PHL
4:40a
4h 40m
1 stop
PHL
12:00a
IAD
4:38a
4h 38m
1 stop
Direct flights IAD to PHL on United
Flight # Depart IAD Arrive PHL Sun Mon Tue Wed Thu Fri Sat Valid Between
6071 8:35 am 9:34 am Jul 19 - Aug 14
6071 8:38 am 9:37 am Aug 15 - Sep 5
6152 12:55 pm 2:01 pm Jul 19 - Aug 14
6152 1:00 pm 2:06 pm Aug 15 - Sep 1
6318 5:35 pm 6:50 pm Jul 19 - Aug 14
6318 5:40 pm 6:57 pm Aug 15 - Sep 3
6178 10:15 pm 11:19 pm Aug 19 - Aug 26
6178 10:15 pm 11:19 pm Aug 15 - Aug 30
6178 10:15 pm 11:19 pm Jul 29 - Aug 12
6178 10:15 pm 11:19 pm Jul 28 - Aug 14
6178 10:15 pm 11:19 pm Jul 19 - Jul 27
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Washington
$430
Destination

Philadelphia
$430
Airlines Airline reviews

36 travelers who booked a flight from Washington to Philadelphia rated their chosen airlines with an average of 6.3.

Overall
6.6
Boarding
6.8
Crew
6.8
Comfort
6.3
Food
5.2
Entertainment
5.1