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Flight tickets from Philadelphia (PHLA) to Washington D.C. (WASA)

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..₹ 8,489 per passenger.Departing Tue, 24 Mar.One-way flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Tue, 24 Mar, arriving in Baltimore Washington International.Price includes taxes and charges.From ₹ 8,489, select.
Washington D.C..₹ 8,713 per passenger.Departing Sat, 6 Jun.One-way flight with jetBlue.Outbound indirect flight with jetBlue, departs from Philadelphia International on Sat, 6 Jun, arriving in Washington Ronald Reagan.Price includes taxes and charges.From ₹ 8,713, select.
Washington D.C..₹ 9,210 per passenger.Departing Tue, 24 Feb.One-way flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Tue, 24 Feb, arriving in Baltimore Washington International.Price includes taxes and charges.From ₹ 9,210, select.
Washington D.C..₹ 9,610 per passenger.Departing Tue, 21 Apr.One-way flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Tue, 21 Apr, arriving in Baltimore Washington International.Price includes taxes and charges.From ₹ 9,610, select.
Washington D.C..₹ 11,160 per passenger.Departing Thu, 14 May.One-way flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Thu, 14 May, arriving in Baltimore Washington International.Price includes taxes and charges.From ₹ 11,160, select.
Washington D.C..₹ 13,985 per passenger.Departing Thu, 9 Jul.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Philadelphia International on Thu, 9 Jul, arriving in Washington Ronald Reagan.Price includes taxes and charges.From ₹ 13,985, select.
Washington D.C..₹ 18,489 per passenger.Departing Sat, 4 Apr.One-way flight with United.Outbound direct flight with United departs from Philadelphia International on Sat, 4 Apr, arriving in Washington Dulles.Price includes taxes and charges.From ₹ 18,489, select.
Washington D.C..₹ 18,489 per passenger.Departing Mon, 12 Oct.One-way flight with United.Outbound direct flight with United departs from Philadelphia International on Mon, 12 Oct, arriving in Washington Dulles.Price includes taxes and charges.From ₹ 18,489, 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 March.
Feb
from ₹ 9,210
Mar
from ₹ 8,489
Apr
from ₹ 9,610
May
from ₹ 11,160
Jun
from ₹ 8,713
Jul
from ₹ 13,985
Aug
from ₹ 18,524
Sep
Find prices
Oct
from ₹ 18,489
Nov
from ₹ 21,329
Dec
Find prices
Jan
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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.

Washington Ronald Reagan

5km from central Washington D.C.
Closest
from ₹ 8,713
Search flights

Camp Springs Andrews AFB

17km from central Washington D.C.
Search flights

Washington Dulles

37km from central Washington D.C.
from ₹ 13,678
Search flights

Baltimore Washington International

44km from central Washington D.C.
Cheapest
from ₹ 8,489
Search flights

Manassas

47km from central Washington D.C.
Search flights

Philadelphia to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight found₹ 8,489
Cheapest month to flyMarch
Average flight time1 hr, 13 mins
Most popular airlineUnited
Average flights per week940

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 ₹ 16,254. 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 13 minutes is the average flight time from Philadelphia to Washington D.C..
United, American Airlines and PSA Airlines fly direct from Philadelphia to Washington D.C..
As of February 2026, there are 182 flights per week flying from Philadelphia to Washington D.C..
The cheapest month to fly from Philadelphia to Washington D.C. is usually April.
If you're flying from Philadelphia, the cheapest airport near Washington D.C. is Washington Dulles – which is 36.5 km away from the centre of Washington D.C.. We've found flights into this airport from ₹ 16,254.
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, 1 April 2026.
Yes – the average flight time is 1 hour and 13 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 United .

Flying from Philadelphia to Washington DC: what you need to know

  • Start planning your holiday by checking out the most convenient departure point for your flight from Philadelphia to Washington DC. Explore your options for taking off from Philadelphia International Airport (PHL) or Trenton-Mercer Airport (TTN), two of the city's main airports.

  • The primary gateways to Washington DC are Ronald Reagan National Airport (DCA) and Washington Dulles International Airport (IAD).

  • The average duration of a direct Philadelphia to Washington DC flight is 1 hour 10 minutes.

  • Philadelphia and Washington DC share the UTC-4 timezone. This means you won't have to adjust your watch after you land.

  • With 25 weekly flights between the two airports, Philadelphia International Airport (PHL) to Ronald Reagan National Airport (DCA) is the most popular route. Hop on the earliest flight from Philadelphia to Washington DC with American Airlines at 05:32. If you prefer to get more out of your day before leaving, the latest flight from PHL to DCA is with American Airlines at 19:33.

  • To ensure you catch your Philadelphia to Washington DC flight, leave enough time to check in and drop off your luggage. Turning up two hours ahead of international departures and an hour before domestic flights is a good rule of thumb.

  • You can expect longer queues during popular months such as August. Arriving up to four hours in advance for an international flight and two hours for a domestic departure is a smart move.

How to find the cheapest flights from Philadelphia to Washington DC

  • At the moment, ₹ 8,489 is the best price we've found for a one-way ticket from Philadelphia to Washington DC. The cheapest price for a return flight is ₹ 16,254. Remember fares can change due to availability at the time of booking.

  • Book three months before you want to travel. Pricing trends show that this is the ideal window for finding cheap Philadelphia to Washington DC flights.

  • Plan your trip for June. That's the best month for landing an incredible deal on plane tickets from Philadelphia to Washington DC. If your travel dates are not set in stone, use the 'Whole month' tool to find the lowest price across every month.

  • Getting a cheap flight from Philadelphia to Washington DC is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll notify you as soon as a better deal is available.

  • Find an affordable Philadelphia to Washington DC flight with the help of our filters. Choose your ideal times, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

Flying from Philadelphia

Philadelphia International Airport (PHL)

  • Start your trip at Philadelphia International Airport (PHL), which offers multiple direct flights from Philadelphia to Washington DC. From PHL, you can fly without any stops to Ronald Reagan National Airport (DCA) or Washington Dulles International Airport (IAD).

  • Keep an eye out for deals with American Airlines. This airline offers direct Philadelphia to Washington DC plane tickets out of PHL.

  • PHL is around 11 kilometres from central Philadelphia. If you're ride-sharing, driving or catching a cab from the centre, it'll take 15 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the travel time to be around 45 minutes.

  • After a hassle-free start to your holiday? Stay near Philadelphia International Airport. Whether you're taking an early flight from Philadelphia to Washington DC or just don't like being rushed, these hotels have you covered:

  • When it comes to the on-time performance of Philadelphia International Airport, 78.93% of flights arrive within the expected time frame.

  • PHL is located at 8500 Essington Ave.

Arriving in Washington DC

Ronald Reagan National Airport (DCA)

  • The distance from Ronald Reagan National Airport (DCA) to central Washington DC is approximately 5 kilometres. It'll take you about 15 minutes to get to the centre driving.

  • Getting there by public transport will take you around 45 minutes.

  • Consider booking a hotel close to DCA if you have a late flight from Philadelphia to Washington DC. Settle into one of these options and avoid the hassle of a long transfer:

  • Fast-track your adventure by picking up a Ronald Reagan National Airport rental car. Grab a set of wheels from Thrifty, Sixt or Dollar and explore beyond Washington DC's main sights.

  • Get the best deal by booking your vehicle from Ronald Reagan National Airport around four weeks before your trip.

  • The address for DCA is 1 Aviation Circle.

Washington Dulles International Airport (IAD)

  • The centre of Washington DC is approximately 40 kilometres from Washington Dulles International Airport (IAD). As soon as your flight from Philadelphia to Washington DC has landed and you've made your way out of the airport, the drive should take about 50 minutes.

  • The trip will take roughly 1 hour 10 minutes on public transport.

  • After your flight from Philadelphia to Washington DC, rest your head at a hotel near IAD. These are some great accommodation options that'll help you slip into relaxation mode:

  • No need to worry about public transport schedules or waiting forever for a cab. Pick up a Washington Dulles International Airport rental car and take your journey in whatever direction you like. Check out the rates and availability from Dollar, Thrifty and Sixt.

  • Get the lowest price by securing your ride from IAD one week ahead of time. You'll also have access to a bigger selection of vehicles.

  • The address for Washington Dulles International Airport is 1 Saarinen Circle.

Baltimore/Wash International Thurgood Marshall Airport (BWI)

  • Set off for the city centre after your flight from Philadelphia to Washington DC has landed. Central Washington DC is about 40 kilometres from Baltimore/Wash International Thurgood Marshall Airport (BWI) and takes roughly 50 minutes to get there in a car.

  • Public transport will take you there in around 1 hour 30 minutes.

  • If you don't want to make the journey into the centre, find a hotel near BWI. Settle in at one of these stays after your Philadelphia to Washington DC flight:

  • Whether you're looking for a compact for a solo escape or an SUV to move the whole family, you'll find the ideal Baltimore/Wash International Thurgood Marshall Airport rental car for your needs. Check out the range of wheels available here from companies such as Dollar, Thrifty and Budget.

  • If you're looking for a vehicle with specific features, lock in your ride from BWI around two weeks before your flight from Philadelphia to Washington DC. This gives you a higher chance of getting the car you prefer, as well as a better price.

Best time to go to Washington DC

  • It's time to pick your trip dates for your flight from Philadelphia to Washington DC. February is the busiest month to visit Washington DC. If you like a more relaxed vibe, go in May.

  • When booking your Philadelphia to Washington DC tickets, consider the type of weather you enjoy. July is the warmest month in Washington DC, with temperatures ranging from 19ºC to 33ºC.

  • Search for cheap flights from Philadelphia to Washington DC in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -6ºC and 10ºC on average.

More about Washington DC

Explore more of United States

  • New York is just one of the many cities in United States waiting to be discovered after you've experienced Washington DC. Around 322 kilometres to the north-east, check out popular attractions including Statue of Liberty, Central Park and Empire State Building.

  • Around 193 kilometres north-east of Washington DC, Philadelphia is another essential stop in United States. No visit is complete without checking out Liberty Bell, Independence Hall and Philadelphia Museum of Art.

Plan the rest of your trip from Philadelphia to Washington D.C.

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