Cheap flights from Philadelphia (PHL) to Dulles Intl (IAD) from $154
How to find the cheapest flight from Philadelphia (PHL) to Dulles Intl (IAD)
All the information you need to plan the best PHL to IAD flight in 2023: compare Philadelphia to Dulles Intl flight prices with the expected peak season, weather and rainfall in Dulles Intl.
PHL - IAD Price | $35 - $341 |
|---|---|
IAD Temperature | 35.6 - 80.6 °F |
IAD Rainfall | 2.6 - 4 inches |
| Popular in | May | High demand for flights, 67% potential price rise |
|---|---|---|
| Cheapest in | December | Best time to find cheap flights, 69% potential price drop |
| Average price | $250 | Average for round-trip flights in March 2023 |
| Round-trip from | $35 | From Philadelphia to Washington, D.C. Dulles Intl |
Flights from Philadelphia to Washington, D.C. Dulles Intl Airport lean towards being more expensive in August. Prices are generally better when you fly from Philadelphia to Washington, D.C. Dulles Intl Airport in January, with the cheapest ticket starting at $44.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Washington, D.C. Dulles Intl Airport as you normally would.
Cheap flights from Philadelphia to Dulles Intl in March, April 2023
The best prices found for PHL to IAD flights for March, April
Philadelphia
Washington, D.C. Dulles Intl
2 stops
15h 22mWashington, D.C. Dulles Intl
Philadelphia
3 stops
33h 54mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
3 stops
31h 55mWashington, D.C. Dulles Intl
Philadelphia
2 stops
22h 25mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
3 stops
31h 55mWashington, D.C. Dulles Intl
Philadelphia
3 stops
32h 31mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
15h 22mWashington, D.C. Dulles Intl
Philadelphia
2 stops
22h 25mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
17h 37mWashington, D.C. Dulles Intl
Philadelphia
2 stops
22h 25mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
5h 48mWashington, D.C. Dulles Intl
Philadelphia
1 stop
6h 08mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
15h 06mWashington, D.C. Dulles Intl
Philadelphia
1 stop
8h 10mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
15h 44mWashington, D.C. Dulles Intl
Philadelphia
1 stop
5h 53mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
7h 52mWashington, D.C. Dulles Intl
Philadelphia
1 stop
7h 30mUnited Airlines
Philadelphia to Dulles Intl 2023 flight deals
Cheap flights to Dulles Intl from Philadelphia found for this year
Philadelphia
Washington, D.C. Dulles Intl
2 stops
15h 22mWashington, D.C. Dulles Intl
Philadelphia
3 stops
33h 54mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
3 stops
31h 55mWashington, D.C. Dulles Intl
Philadelphia
2 stops
22h 25mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
3 stops
31h 55mWashington, D.C. Dulles Intl
Philadelphia
3 stops
32h 31mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
15h 22mWashington, D.C. Dulles Intl
Philadelphia
2 stops
22h 25mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
17h 37mWashington, D.C. Dulles Intl
Philadelphia
2 stops
22h 25mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
5h 48mWashington, D.C. Dulles Intl
Philadelphia
1 stop
6h 08mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
15h 06mWashington, D.C. Dulles Intl
Philadelphia
1 stop
8h 10mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
15h 44mWashington, D.C. Dulles Intl
Philadelphia
1 stop
5h 53mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
10h 17mWashington, D.C. Dulles Intl
Philadelphia
1 stop
6h 03mUnited Airlines
Cheap American Airlines flights from Philadelphia to Dulles Intl
Philadelphia
Washington, D.C. Dulles Intl
1 stop
3h 56mWashington, D.C. Dulles Intl
Philadelphia
1 stop
7h 06mAmerican Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
5h 10mWashington, D.C. Dulles Intl
Philadelphia
1 stop
6h 17mAmerican Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
5h 41mWashington, D.C. Dulles Intl
Philadelphia
2 stops
13h 36mAmerican Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
3h 56mWashington, D.C. Dulles Intl
Philadelphia
2 stops
5h 53mAmerican Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
16h 51mWashington, D.C. Dulles Intl
Philadelphia
1 stop
5h 25mAmerican Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
3h 58mWashington, D.C. Dulles Intl
Philadelphia
2 stops
5h 49mAmerican Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
4h 05mWashington, D.C. Dulles Intl
Philadelphia
1 stop
3h 38mAmerican Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
4h 05mWashington, D.C. Dulles Intl
Philadelphia
1 stop
3h 38mAmerican Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
4h 05mWashington, D.C. Dulles Intl
Philadelphia
1 stop
3h 54mAmerican Airlines
Cheap United Airlines flights from Philadelphia to Dulles Intl
Philadelphia
Washington, D.C. Dulles Intl
2 stops
10h 04mWashington, D.C. Dulles Intl
Philadelphia
1 stop
19h 39mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
10h 20mWashington, D.C. Dulles Intl
Philadelphia
1 stop
16h 34mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
10h 04mWashington, D.C. Dulles Intl
Philadelphia
2 stops
16h 31mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
11h 55mWashington, D.C. Dulles Intl
Philadelphia
1 stop
6h 08mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
11h 55mWashington, D.C. Dulles Intl
Philadelphia
1 stop
19h 39mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
10h 15mWashington, D.C. Dulles Intl
Philadelphia
1 stop
9h 55mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
10h 04mWashington, D.C. Dulles Intl
Philadelphia
1 stop
19h 10mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
18h 15mWashington, D.C. Dulles Intl
Philadelphia
1 stop
6h 09mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
6h 45mWashington, D.C. Dulles Intl
Philadelphia
1 stop
9h 12mUnited Airlines
One-way flights to Dulles Intl from Philadelphia
The cheapest one-way flights from Philadelphia to Dulles Intl
Philadelphia
Washington, D.C. Dulles Intl
2 stops
46h 57mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
22h 15mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
12h 11mUnited Airlines
Philadelphia
Washington, D.C. Dulles Intl
3 stops
25h 55mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
17h 29mMultiple Airlines
Philadelphia
Washington, D.C. Dulles Intl
2 stops
15h 39mAmerican Airlines
Philadelphia
Washington, D.C. Dulles Intl
1 stop
17h 04mAmerican Airlines
Find flights from Philadelphia to Dulles Intl within your budget
Use the slider to find flights from Philadelphia to Dulles Intl that fit your budget.
Fly from
Fly to
Budget
$286 - $401
Route
Depart
Return
Price
PhiladelphiaWashington, D.C. Dulles Intl
PHL - IAD
PHLIAD
Philadelphia
2023-04-04
2 stops10h 04m
Washington, D.C. Dulles Intl
2023-04-10
1 stop19h 39m
PhiladelphiaWashington, D.C. Dulles Intl
PHL - IAD
PHLIAD
Philadelphia
2023-04-04
1 stop10h 20m
Washington, D.C. Dulles Intl
2023-04-10
1 stop16h 34m
PhiladelphiaWashington, D.C. Dulles Intl
PHL - IAD
PHLIAD
Philadelphia
2023-04-04
2 stops10h 04m
Washington, D.C. Dulles Intl
2023-04-10
2 stops16h 31m
PhiladelphiaWashington, D.C. Dulles Intl
PHL - IAD
PHLIAD
Philadelphia
2023-04-12
1 stop11h 55m
Washington, D.C. Dulles Intl
2023-04-19
1 stop6h 08m
PhiladelphiaWashington, D.C. Dulles Intl
PHL - IAD
PHLIAD
Philadelphia
2023-04-10
2 stops15h 22m
Washington, D.C. Dulles Intl
2023-04-23
3 stops33h 54m
PhiladelphiaWashington, D.C. Dulles Intl
PHL - IAD
PHLIAD
Philadelphia
2023-04-17
3 stops31h 55m
Washington, D.C. Dulles Intl
2023-04-20
2 stops22h 25m
PhiladelphiaWashington, D.C. Dulles Intl
PHL - IAD
PHLIAD
Philadelphia
2023-04-12
2 stops24h 00m
Washington, D.C. Dulles Intl
2023-04-19
3 stops23h 21m
PhiladelphiaWashington, D.C. Dulles Intl
PHL - IAD
PHLIAD
Philadelphia
2023-08-31
1 stop3h 56m
Washington, D.C. Dulles Intl
2023-10-12
1 stop7h 06m
PhiladelphiaWashington, D.C. Dulles Intl
PHL - IAD
PHLIAD
Philadelphia
2023-06-08
1 stop5h 10m
Washington, D.C. Dulles Intl
2023-06-10
1 stop6h 17m
Reviews of Airlines Servicing Dulles Intl
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Audio at the seat was damaged and didn’t work
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Audio at the seat was damaged and didn’t work
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Audio at the seat was damaged and didn’t work
Related info for your journey
Useful info, stats and facts about Philadelphia to Dulles Intl flights.
If you book a flight to Washington, D.C. Dulles Intl from Philadelphia, you will be flying from Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 7.0 mi from the center of Philadelphia. There are 0 flights from Philadelphia to Washington, D.C. Dulles Intl per day from 1 airline.
Some of our airline partners flying from Philadelphia to Washington, D.C. Dulles Intl have new flexible policies in place due to COVID-19. Peter Pan Bus Lines is one of the carriers where you may find flexible change policies. You can use our site to filter for airlines like Peter Pan Bus Lines with this kind of flexibility.
Yes, there are multiple flights from Philadelphia to Washington, D.C. Dulles Intl Airport for under $300. The cheapest flight booked recently is on United Airlines for just $286, but on average you can expect to pay $361.
Flying on United Airlines is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $286. Another option worth looking into is American Airlines, starting at $386 round trip.
The cheapest flight price from Philadelphia to Washington, D.C. Dulles Intl Airport is $48. On average you can expect to pay $204. The most popular route, (Philadelphia - Washington, D.C. Dulles Intl), can usually be booked for $316.
Great question - PHL to IAD just means Philadelphia Airport to Washington, D.C. Dulles Intl Airport. Now you’ll know what these unique codes when you look for flights!