Cheap flights from Washington, D.C. to Philadelphia

Washington
WAS
Philadelphia
PHL

Flight deals from Washington, D.C. to Philadelphia

Below you can see the best deals on flights Washington, D.C. — Philadelphia for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 5 September, from $68.

Top 10 cheap flights from Washington, D.C. to Philadelphia

F9
F9
$ 68

Washington, D.C. — Philadelphia

07:00—20:28
5 Sep 2026
13 h 28 m
1 stop
F9
F9
$ 68

Washington, D.C. — Philadelphia

07:00—22:33
5 Sep 2026
15 h 33 m
1 stop
F9
F9
$ 77

Washington, D.C. — Philadelphia

20:39—07:16
8 Sep 2026
10 h 37 m
1 stop
F9
F9
$ 77

Washington, D.C. — Philadelphia

20:39—18:14
8 Sep 2026
21 h 35 m
1 stop
F9
F9
$ 77

Washington, D.C. — Philadelphia

06:20—07:16
8 Sep 2026
24 h 56 m
1 stop
F9
F9
$ 77

Washington, D.C. — Philadelphia

20:39—23:18
8 Sep 2026
26 h 39 m
1 stop
F9
F9
$ 77

Washington, D.C. — Philadelphia

21:04—07:16
11 Sep 2026
10 h 12 m
1 stop
F9
F9
$ 77

Washington, D.C. — Philadelphia

21:04—18:14
11 Sep 2026
21 h 10 m
1 stop
F9
F9
$ 77

Washington, D.C. — Philadelphia

21:04—23:18
11 Sep 2026
26 h 14 m
1 stop
F9
F9
$ 85

Washington, D.C. — Philadelphia

07:50—18:14
9 Sep 2026
10 h 24 m
1 stop

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Washington, D.C. — Philadelphia flight

Looking for cheap flights from Washington, D.C. to Philadelphia? Compare fares from different airlines, check the flight schedule and travel time — and book your Washington, D.C. — Philadelphia ticket online at the best price.

The route has direct flights — around 122 flights per week, flights are operated by United Airlines, American Airlines, Air Canada, Alaska Airlines and 1 more airline, a nonstop flight takes about 1 h 8 min, the distance between the cities is around 199 km.

Planning your trip? You may find our Philadelphia travel guide, how to get from the airport into town and Philadelphia weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $68Min. price
SeptemberCheapest
JunePeak season
YesDirect flights
199 kmDistance
1 h 8 minTravel time
5Airlines
122 / wkFlights

Flight schedule from Washington, D.C. to Philadelphia

The table shows direct flights from Washington, D.C. to Philadelphia on the selected date. The flight takes approximately 1 h 8 min. Regular flights are operated by United Airlines, American Airlines, Air Canada and Alaska Airlines. Departures from Washington Dulles International Airport, Baltimore/Washington International Thurgood Marshall Airport and Ronald Reagan National Airport airports, arrivals at Philadelphia International Airport and Trenton-Mercer Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 14 Aug 2026

Flight ticket prices by day: Washington, D.C. — Philadelphia

Below is a calendar of the lowest flight ticket prices for Washington, D.C. — Philadelphia by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $68 in September, and the most expensive are around $258 in June. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Washington, D.C. to Philadelphia by month. Tickets are usually cheapest in September (around $170) and priciest in July (about $222) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$179mediumMay$207highSep$170low
Feb$189mediumJun$217highOct$174low
Mar$193mediumJul$222highNov$212high
Apr$174lowAug$198mediumDec$217high

Some values are estimated based on seasonality.

When to fly

Weather in Philadelphia: it is warmest in July (up to 30 °C on average) and coolest in January (around 6 °C). The driest month is November.

Tickets are usually cheapest in September and most expensive in June. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Philadelphia

Dry and wet days · Philadelphia

Wind speed and direction · Philadelphia

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How to get the best deal on a Washington, D.C. — Philadelphia ticket

  • Book ahead: fares for Washington, D.C. — Philadelphia are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Washington, D.C. is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to Philadelphia is usually September — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Washington, D.C. — Philadelphia route are operated by 5 airlines; United Airlines runs the most flights (around 57% of all flights). Compare carriers, flight shares and schedules below.

  • United AirlinesUA
    23x/week
    WebsiteFleet: 956165M pax/year
    • Direct flight IAD → PHL23x/week
      Duration
      1h 15m
      Days
      MTWTFSS
    56.6%Open →
  • American AirlinesAA
    15x/week
    WebsiteFleet: 965211M pax/year
    • Direct flight DCA → PHL15x/week
      Duration
      1h 12m
      Days
      MTWTFSS
    36.1%Open →
  • Air CanadaAC
    2x/week
    WebsiteFleet: 20346M pax/year
    • Direct flight IAD → PHL2x/week
      Duration
      1h 6m
      Days
      MTWTFSS
    5.7%Open →
  • Alaska AirlinesAS
    1x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight DCA → PHL1x/week
    0.8%Open →
  • British AirwaysBA
    1x/week
    WebsiteFleet: 29243M pax/year
    • Direct flight DCA → PHL1x/week
    0.8%Open →

Cities and airports on the Washington, D.C. — Philadelphia route

Flights Washington, D.C. — Philadelphia depart from Washington Dulles International Airport, Baltimore/Washington International Thurgood Marshall Airport and Ronald Reagan National Airport and arrive at Philadelphia International Airport and Trenton-Mercer Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Washington, D.C.

WAS
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

Philadelphia

PHL
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the Washington, D.C. — Philadelphia flight

How long is the flight from Washington, D.C. to Philadelphia?

A nonstop Washington, D.C. — Philadelphia flight takes about 1 h 8 min — the distance between the cities is around 199 km.

How far is it from Washington, D.C. to Philadelphia?

The distance from Washington, D.C. to Philadelphia is about 199 km, which a nonstop flight covers in around 1 h 8 min.

Are there direct flights from Washington, D.C. to Philadelphia?

Yes, there are nonstop flights Washington, D.C. — Philadelphia — around 122 flights per week.

Which airlines fly from Washington, D.C. to Philadelphia?

Airlines operating Washington, D.C. — Philadelphia include United Airlines, American Airlines, Air Canada, Alaska Airlines, British Airways. See the full list with schedules in the "Airlines" section on this page.

Which airports do Washington, D.C. — Philadelphia flights use?

Flights from Washington, D.C. depart from Washington Dulles International Airport, Baltimore/Washington International Thurgood Marshall Airport, Ronald Reagan National Airport, and arrive at Philadelphia International Airport, Trenton-Mercer Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Washington, D.C. to Philadelphia?

The price of a Washington, D.C. — Philadelphia ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in June. Tickets typically cost between $68 and $258. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Washington, D.C. — Philadelphia?

Flights Washington, D.C. — Philadelphia are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is September. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Washington, D.C. to Philadelphia?

To catch a low fare Washington, D.C. — Philadelphia, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually September.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Washington, D.C.

See all
New York CityChicagoAtlantaBostonOrlandoTorontoCharlotteHoustonDetroitSeattleMinneapolisDallasMiamiFort LauderdaleMontrealDenverRaleighLos AngelesNashvilleSan FranciscoPittsburghTampaBuffaloIndianapolisCincinnatiProvidenceLondonRochesterOttawaKnoxvilleColumbusClevelandAlbanySouth PortlandNorth CharlestonSan SalvadorSan DiegoBurlingtonSavannahNorfolk

Where else you can fly from Philadelphia

See all
AtlantaChicagoBostonOrlandoFort LauderdaleMiamiTorontoDetroitCharlotteRaleighDallasLos AngelesPhoenixDenverMinneapolisSan JuanPittsburghSeattleNashvilleMontrealColumbusClevelandTampaSan FranciscoIndianapolisNorfolkCincinnatiHoustonLas VegasHarrisburgJacksonvilleRichmondHartfordSouth PortlandAlbanyRochesterKansas CityCancunPunta CanaNorth Charleston

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