￥33,790 Cheap Flights from Washington (IAD) to Philadelphia (PHL)

View ￥33,790 flight on Tue, Aug 11, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Philadelphia Intl. Airport (PHL)

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Cheap Flights from Washington to Philadelphia (IAD-PHL)

Prices were available within the past 7 days and start at ￥33,790 for one-way flights and ￥38,030 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Jul 18 - Sat, Jul 25
IAD
Washington
PHL
Philadelphia
￥38,030 Roundtrip, found 3 days ago
￥38,030
Roundtrip
found 3 days ago
Select United flight, departing Sat, Jul 18 from Washington to Philadelphia, returning Sat, Jul 25, priced at ￥38,030 found 3 days ago
United
Fri, Jul 17 - Sat, Jul 25
IAD
Washington
PHL
Philadelphia
￥46,740 Roundtrip, found 3 days ago
￥46,740
Roundtrip
found 3 days ago
Select United flight, departing Fri, Jul 17 from Washington to Philadelphia, returning Sat, Jul 25, priced at ￥46,740 found 3 days ago

Find the cheapest month to fly from Washington (IAD) to Philadelphia (PHL)

June is typically the cheapest month to fly

From ￥24,930 - ￥81,097 per traveler.
Flights from Washington (IAD) to Philadelphia (PHL)
Origin airport
Washington Dulles Intl.
Destination airport
Philadelphia Intl.
Roundtrip price
￥38,030
Distance
214 km
Average flight time
1 hour 15 mins

Washington to Philadelphia Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Washington to will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Philadelphia.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with IAD to PHL flights that won’t make your bank account wince. Ready to temporarily leave behind Washington for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to PHL with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from Washington Dulles Intl. Airport (IAD) to Philadelphia Airport?
Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Washington Dulles Intl. Airport (IAD) to Philadelphia Airport start from ￥38,030. Book ASAP to secure the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dulles Intl. Airport to PHL?
Every air carrier has different terms and conditions. If you decide to cancel your vacation, visit our Customer Service Portal.
How do I find cheap flights from Washington Dulles Intl. Airport (IAD) to Philadelphia Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Washington Dulles Intl. Airport (IAD) to Philadelphia Intl. Airport (PHL) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Washington Dulles Intl. Airport (IAD) to Philadelphia Intl. Airport (PHL)?
From Washington Dulles Intl. Airport (IAD) to Philadelphia Intl. Airport (PHL), you'll be in the air for around 9 hours. If you've been looking forward to finishing that epic novel, now's a fantastic time to do it.
How far is the flight from Dulles Intl. Airport to PHL?
The flight distance from IAD (IAD) to Philadelphia Intl. Airport (PHL) (PHL) is just 220 kilometers. You'll be walking down the air bridge and collecting your suitcase from the carousel in no time.
Which airlines fly direct from Dulles Intl. Airport to Philadelphia Airport?
Unfortunately, there are no airlines that fly direct between IAD and Philadelphia Intl. Airport (PHL). You'll have to book a flight with one or more stops.
Are Washington Dulles Intl. Airport (IAD) to Philadelphia Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from IAD to PHL last minute could be your ticket to a great deal. However, it might cost you a whole lot more! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

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