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$91+ Cheap flights from Philadelphia (PHL) to District of Columbia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/26. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — IAD
Mar 10 — Mar 171
Mon 3/10
Mon 3/17
1 adult, Economy
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Cheap flight deals from Philadelphia to District of Columbia

Keep the following information in mind while searching for Philadelphia to District of Columbia flight deals. Data was last updated March 5, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$179
(American Airlines)

One-way from

$91
(JetBlue)

Popular in

February

Cheapest in

November

Average price

$318

Good round-trip deal

$346 or less

Good one-way deal

$238 or less
Provider with most accurate pricing for Philadelphia-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Washington, D.C. (WAS) flights.
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From Philadelphia to District of Columbia
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One-way flight from Philadelphia to District of Columbia
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Highest demand for flights based on searches. 13% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Philadelphia to District of Columbia.
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Price to beat on a one-way flight from Philadelphia to District of Columbia.
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Find flight deals from Philadelphia to District of Columbia

Cheapest flights from Philadelphia to District of Columbia
Explore the most affordable flight options available from Philadelphia to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 5, 2025.

This American Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/45:45 amPHL - DCA
Nonstop1h 04mAmerican Airlines
Sun 4/66:30 amDCA - PHL
Nonstop0h 52mAmerican Airlines
Deal found 3/5$179
This United Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:15 amPHL - IAD
Nonstop1h 06mUnited Airlines
Tue 4/81:00 pmIAD - PHL
Nonstop1h 10mUnited Airlines
Deal found 3/4$179
This JetBlue deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:00 amPHL - DCA
1 stop4h 04mJetBlue
Tue 4/810:39 amDCA - PHL
1 stop6h 13mJetBlue
Deal found 3/4$181
This United Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:41 amPHL - DCA
1 stop5h 16mUnited Airlines
Tue 4/83:30 pmDCA - PHL
1 stop6h 09mUnited Airlines
Deal found 3/4$259
This American Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/75:15 pmPHL - IAD
1 stop6h 43mAmerican Airlines
Sat 3/85:28 pmIAD - PHL
1 stop6h 31mAmerican Airlines
Deal found 3/5$319
This Mytrip deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/210:57 amPHL - IAD
2 stops31h 38mMultiple Airlines
Wed 4/912:55 pmIAD - PHL
3 stops32h 17mMultiple Airlines
Deal found 3/5$322
This Alaska Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/185:46 pmPHL - IAD
1 stop11h 48mAlaska Airlines
Fri 4/2510:00 amIAD - PHL
1 stop19h 44mAlaska Airlines
Deal found 3/3$992

Find flights from Philadelphia to District of Columbia within your budget

Customize your flight search to find flights from Philadelphia to District of Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 5, 2025.

Fly from

Philadelphia

Fly to

District of Columbia

Route

Depart

Return

Price

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Fri 4/4

10:39 am-11:46 am

Nonstop1h 07m

Washington, D.C. Reagan-National

Sun 4/13

10:15 pm-11:26 pm

Nonstop1h 11m

$179

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Tue 4/1

6:15 am-7:21 am

Nonstop1h 06m

Washington, D.C. Dulles Intl

Tue 4/8

1:00 pm-2:10 pm

Nonstop1h 10m

$179

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Tue 4/1

6:00 am-10:04 am

1 stop4h 04m

Washington, D.C. Reagan-National

Tue 4/8

10:39 am-4:52 pm

1 stop6h 13m

$181

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Tue 4/1

6:41 am-11:57 am

1 stop5h 16m

Washington, D.C. Reagan-National

Tue 4/8

3:30 pm-9:39 pm

1 stop6h 09m

$259

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Wed 4/2

10:57 am-6:35 pm

2 stops31h 38m

Washington, D.C. Dulles Intl

Wed 4/9

12:55 pm-9:12 pm

3 stops32h 17m

$322

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 3/13

8:36 am-1:22 pm

1 stop4h 46m

Washington, D.C. Dulles Intl

Sat 3/22

5:28 pm-10:01 pm

1 stop4h 33m

$349

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Fri 4/18

5:46 pm-5:34 am

1 stop11h 48m

Washington, D.C. Dulles Intl

Fri 4/25

10:00 am-5:44 am

1 stop19h 44m

$992

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Wed 3/26

6:00 am-10:28 am

1 stop4h 28m

$91

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Sat 3/22

9:14 pm-6:35 pm

2 stops21h 21m

$143

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Sat 5/3

6:30 am-10:26 pm

1 stop15h 56m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/4

Showing 1-10 of 15 results
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Best time to book a flight from Philadelphia to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Philadelphia to District of Columbia

Get recent, data-driven insights about flights from Philadelphia to District of Columbia including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Philadelphia to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Philadelphia to District of Columbia (average of $309). Flying from Philadelphia to District of Columbia in June is currently the most expensive (average of $388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to DC?

Find hourly flight availability from Philadelphia to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 5, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to District of Columbia as you normally would.

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated March 5, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Qatar Airways from Philadelphia to District of Columbia have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,711 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,711 reviews
Alaska Airlines
8.0
Very good
9,711 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,044 reviews
Alaska Airlines
8.0
Very good
9,711 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Qatar Airways
7.4
Good
3,558 reviews
Alaska Airlines
8.0
Very good
9,711 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,655 reviews
Alaska Airlines
8.0
Very good
9,711 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

JetBlue
7.3
Good
2,998 reviews
Alaska Airlines
8.0
Very good
9,711 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Philadelphia to District of Columbia?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Philadelphia to District of Columbia.

  • What are the cheapest airlines to fly from Philadelphia to District of Columbia one-way?

    One-way options have recently been found by users for as low as $91 on JetBlue. Other airlines that offer cheap prices include American Airlines from $187 and United Airlines from $189 one-way.

  • What are the most reliable airlines from Philadelphia to District of Columbia?

    The top 3 most reliable airlines when flying from Philadelphia to District of Columbia are Ethiopian Air (88%), Brussels Airlines (85%) and Air China (83%).

  • What are the cheapest flights from Philadelphia to District of Columbia?

    On average you can expect to pay $1,116 for a flight from Philadelphia to District of Columbia. The cheapest flight overall is $148 while the most popular route, (Philadelphia - Washington, D.C. Dulles Intl) is currently priced at $179.

  • Can I find deals for flights from Philadelphia to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Philadelphia to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to District of Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to District of Columbia.

  • Can I find deals for business class flights from Philadelphia to District of Columbia?

    Yes. Cheapflights offers flight deals from Philadelphia to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Philadelphia to District of Columbia (average of $309). Flying from Philadelphia to District of Columbia in June is currently the most expensive (average of $388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 2 airlines flying from Philadelphia to District of Columbia

Discover the top 2 airlines that operate flights from Philadelphia to District of Columbia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$159Average$253FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$159Average$289FlexibilityNo cancel feeOn-time71%
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