Find Deals on Flights from Washington Dulles Intl to Philadelphia (IAD - PHL)

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 Oct 12 2016 Return: Sat Oct 15 2016 Trip spans 4 days
Depart: Tue Oct 11 2016 Return: Thu Oct 13 2016 Trip spans 3 days
Depart: Thu Aug 18 2016 Return: Tue Aug 23 2016 Trip spans 6 days
Depart: Mon Aug 15 2016 Return: Tue Aug 16 2016 Trip spans 2 days
Depart: Thu Nov 17 2016 Return: Sat Dec 3 2016 Trip spans 17 days
Depart: Wed Aug 17 2016 Return: Sat Aug 20 2016 Trip spans 4 days
Depart: Mon Aug 29 2016 Return: Tue Sep 6 2016 Trip spans 9 days
Depart: Thu Sep 1 2016 Return: Tue Sep 6 2016 Trip spans 6 days
Depart: Tue Aug 16 2016 Return: Thu Aug 18 2016 Trip spans 3 days
Depart: Wed Aug 31 2016 Return: Tue Sep 6 2016 Trip spans 7 days
Depart: Fri Oct 7 2016 Return: Mon Oct 10 2016 Trip spans 4 days
Depart: Fri Aug 12 2016 Return: Sun Aug 14 2016 Trip spans 3 days
Depart: Sun Aug 21 2016 Return: Wed Aug 24 2016 Trip spans 4 days
Depart: Wed Jul 27 2016 Return: Wed Aug 3 2016 Trip spans 8 days
Depart: Fri Aug 19 2016 Return: Tue Aug 23 2016 Trip spans 5 days
Depart: Sat Aug 20 2016 Return: Mon Aug 22 2016 Trip spans 3 days
Depart: Sun Sep 4 2016 Return: Mon Sep 5 2016 Trip spans 2 days
Depart: Sun Oct 2 2016 Return: Wed Oct 5 2016 Trip spans 4 days
Depart: Wed Nov 16 2016 Return: Sun Nov 20 2016 Trip spans 5 days
Depart: Tue Aug 30 2016 Return: Tue Sep 6 2016 Trip spans 8 days
Direct flights IAD to PHL on United
Flight # Depart IAD Arrive PHL Sun Mon Tue Wed Thu Fri Sat Valid Between
6134 8:20 am 9:29 am Aug 16 - Sep 6
2901 8:30 am 9:33 am Jul 21 - Aug 15
6152 12:35 pm 1:44 pm Aug 16 - Sep 6
2903 12:50 pm 1:53 pm Jul 21 - Aug 15
2905 5:45 pm 6:48 pm Jul 21 - Aug 15
6318 5:45 pm 6:52 pm Aug 16 - Oct 5
2907 10:10 pm 11:13 pm Aug 7 - Aug 14
6178 10:10 pm 11:13 pm Aug 20 - Aug 28
2907 10:15 pm 11:18 pm Jul 21 - Aug 15
2907 10:20 pm 11:23 pm Jul 24 - Jul 31
6178 10:20 pm 11:23 pm Aug 16 - Aug 31
* 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
$300
Destination

Philadelphia
$300
Airlines Airline reviews

16 travelers who booked a flight from Washington to Philadelphia rated their chosen airlines with an average of 5.1.

Overall
5.4
Boarding
5.5
Crew
5.6
Comfort
5.0
Food
4.6
Entertainment
4.5