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Cheap Flights from Philadelphia to Washington D.C.

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Compare Philadelphia to Washington D.C. flight deals

Find the cheapest month or even day of the year to fly to Washington D.C.

Book the best Washington D.C. fare with no extra fees

Flight deals from Philadelphia to Washington D.C.

Looking for a cheap last-minute deal or the best return flight from Philadelphia to Washington D.C.? Find the lowest prices on one-way and return tickets right here.
Washington D.C..SAR 314 per passenger.Departing Tue, 29 Apr.One-way flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Tue, 29 Apr, arriving in Baltimore Washington International.Price includes taxes and charges.From SAR 314, select.
Washington D.C..SAR 434 per passenger.Departing Fri, 28 Mar.One-way flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Fri, 28 Mar, arriving in Baltimore Washington International.Price includes taxes and charges.From SAR 434, select.
Washington D.C..SAR 765 per passenger.Departing Sun, 4 May.One-way flight with United.Outbound direct flight with United departs from Philadelphia International on Sun, 4 May, arriving in Washington Dulles.Price includes taxes and charges.From SAR 765, select.
Washington D.C..SAR 766 per passenger.Departing Wed, 2 Apr.One-way flight with United.Outbound direct flight with United departs from Philadelphia International on Wed, 2 Apr, arriving in Washington Dulles.Price includes taxes and charges.From SAR 766, select.
Washington D.C..SAR 766 per passenger.Departing Mon, 17 Mar.One-way flight with United.Outbound direct flight with United departs from Philadelphia International on Mon, 17 Mar, arriving in Washington Dulles.Price includes taxes and charges.From SAR 766, select.
Washington D.C..SAR 879 per passenger.Departing Tue, 24 Jun.One-way flight with United.Outbound direct flight with United departs from Philadelphia International on Tue, 24 Jun, arriving in Washington Dulles.Price includes taxes and charges.From SAR 879, select.
Washington D.C..SAR 881 per passenger.Departing Mon, 12 Jan.One-way flight with United.Outbound direct flight with United departs from Philadelphia International on Mon, 12 Jan, arriving in Washington Dulles.Price includes taxes and charges.From SAR 881, select.
Washington D.C..SAR 882 per passenger.Departing Sat, 27 Dec.One-way flight with United.Outbound direct flight with United departs from Philadelphia International on Sat, 27 Dec, arriving in Washington Dulles.Price includes taxes and charges.From SAR 882, select.

Find the cheapest month to fly from Philadelphia to Washington D.C.

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Philadelphia to Washington D.C. flights are currently cheapest in April.
Feb
from SAR 1,029
Mar
from SAR 434
Apr
from SAR 314
May
from SAR 765
Jun
from SAR 879
Jul
from SAR 885
Aug
Find prices
Sep
Find prices
Oct
Find prices
Nov
Find prices
Dec
from SAR 882
Jan
from SAR 881

Direct flights from Philadelphia to Washington D.C.

Alternative Philadelphia to Washington D.C. routes

Looking for the cheapest, fastest or easiest route from Philadelphia to Washington D.C.? You could fly into the following airports instead.

Philadelphia to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight foundSAR 314
Cheapest month to flyApril
Average flight time1 hr, 8 mins
Most popular airlineAmerican Airlines
Average flights per week788

Finding cheap flights from Philadelphia to Washington D.C.: Frequently asked questions

There are 5 airports in Washington D.C.: Washington Ronald Reagan, Camp Springs Andrews AFB, Washington Dulles, Baltimore Washington International, and Manassas.
The best price we found for a return flight from Philadelphia to Washington D.C. is SAR 628. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 8 minutes is the average flight time from Philadelphia to Washington D.C..
American Airlines, United and Qatar Airways fly direct from Philadelphia to Washington D.C..
As of February 2025, there are 788 flights per week flying from Philadelphia to Washington D.C..
The cheapest month to fly from Philadelphia to Washington D.C. is usually March.
If you're flying from Philadelphia, the cheapest airport near Washington D.C. is Baltimore Washington International – which is 43.6 km away from the centre of Washington D.C.. We've found flights into this airport from SAR 628.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Philadelphia to Washington D.C. on Wednesday, 26 March 2025.
Yes – the average flight time is 1 hour and 8 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington D.C. but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
In February, the average temperature is usually around 1°C. July is typically the warmest month in Washington D.C., when it usually averages around 31°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -4°C. The rainiest month is September.
The cheapest airline that flies to Washington D.C. is Spirit Airlines. And the cheapest airline that flies to Camp Springs Andrews AFB Airport is United.

How to find cheap flights to Washington D.C.

Looking for cheap flights to Washington D.C.? Here are a few tips on how to secure the best price and make your flight journey as smooth as possible.

  • Simply hit 'search'. We've compared hundreds of online travel agents along with all major airlines flying to Washington D.C. to find the cheapest plane tickets. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Washington D.C. from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to score the best fares for your Washington D.C. flight. If your travel dates are flexible, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Washington D.C..
  • Set up a Price Alert. You can easily track the price of your cheap flights to Washington D.C. by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible Washington D.C. flight deal.
  • Fly without stops. Only interested in direct flights? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights to Washington D.C. available, these will appear in the results.
  • Find the cheapest Business class flights to Washington D.C.. We scour the internet for the best Business, Premium Economy and First Class flight fares to Washington D.C., too. Check the difference in price as you search – you might just chance upon a last-minute low fare.
  • Include nearby airports in your search. Widen your search for Washington D.C. flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Washington D.C. with hotels and car hire

    Once you've secured your cheap ticket to Washington D.C., discover the best prices and exclusive rates for hotels in Washington D.C.. You can also compare hundreds of car hire companies in one go so that you get the best car rental price for your trip.

    Compare Washington D.C. flight tickets with other destinations using the everywhere search

    Not entirely set on flying to Washington D.C. yet? You can easily browse other destinations by searching flights to 'Everywhere' - this will allow you to find the cheapest place to travel from your departure point.


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Prices shown on this page are estimated lowest prices only. Found in the last 45 days.