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District of Columbia

$81+ 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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — IAD
Mar 21 — Mar 281
Sat 3/21
Sat 3/28
1 adult, Economy
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Cheap 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 February 19, 2026.

This Priceline deal was found by Cheapflights users on 2/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/113:02 pm
PHL
-
DCA
1 stop6h 13m
JetBlue
Wed 3/186:10 pm
DCA
-
PHL
1 stop4h 21m
JetBlue
Deal found 2/16$161
This JetBlue deal was found by Cheapflights users on 2/16. 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.
Thu 3/199:54 am
PHL
-
DCA
1 stop7h 24m
JetBlue
Mon 3/233:55 pm
DCA
-
PHL
1 stop6h 36m
JetBlue
Deal found 2/16$162
This Kiwi.com deal was found by Cheapflights users on 2/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/69:37 pm
PHL
-
IAD
1 stop26h 59m
Frontier
Tue 4/146:20 am
IAD
-
PHL
1 stop18h 34m
Frontier
Deal found 2/15$172
This Priceline deal was found by Cheapflights users on 2/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:00 am
PHL
-
DCA
1 stop7h 58m
JetBlue
Wed 3/251:00 pm
DCA
-
PHL
1 stop6h 24m
JetBlue
Deal found 2/18$174
This American Airlines deal was found by Cheapflights users on 2/17. 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.
Thu 3/193:14 pm
PHL
-
DCA
Nonstop1h 11m
American Airlines
Mon 3/232:16 pm
DCA
-
PHL
Nonstop1h 10m
American Airlines
Deal found 2/17$179
This United Airlines deal was found by Cheapflights users on 2/16. 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.
Mon 3/167:45 pm
PHL
-
IAD
Nonstop1h 13m
United Airlines
Mon 3/238:32 am
IAD
-
PHL
Nonstop1h 15m
United Airlines
Deal found 2/16$179
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:17 am
PHL
-
IAD
1 stop23h 39m
Frontier
Thu 4/306:20 am
IAD
-
PHL
1 stop18h 34m
Frontier
Deal found 2/14$183
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:10 pm
PHL
-
IAD
1 stop29h 11m
Multiple Airlines
Tue 3/247:00 am
IAD
-
PHL
2 stops12h 57m
Multiple Airlines
Deal found 2/16$186
This Priceline deal was found by Cheapflights users on 2/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/176:00 am
PHL
-
DCA
1 stop7h 58m
JetBlue
Tue 3/247:00 am
DCA
-
PHL
1 stop10h 37m
JetBlue
Deal found 2/16$187
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/167:10 pm
PHL
-
IAD
1 stop28h 46m
Frontier
Mon 3/236:20 am
IAD
-
PHL
1 stop18h 32m
Frontier
Deal found 2/16$188
This United Airlines deal was found by Cheapflights users on 2/16. 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.
Fri 3/2710:35 am
PHL
-
IAD
Nonstop1h 13m
United Airlines
Sat 3/288:32 am
IAD
-
PHL
Nonstop1h 15m
United Airlines
Deal found 2/16$194
This American Airlines deal was found by Cheapflights users on 2/15. 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.
Tue 3/33:14 pm
PHL
-
DCA
Nonstop1h 11m
American Airlines
Sat 3/71:20 pm
DCA
-
PHL
Nonstop1h 10m
American Airlines
Deal found 2/15$209

Find 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 February 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$161
(JetBlue)

One-way from

$81
(JetBlue)

Popular in

February

Cheapest in

November

Average price

$455

Good round-trip deal

$430 or less

Good one-way deal

$258 or less
Provider with most accurate pricing for Philadelphia-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Washington, D.C. (WAS) flights.
Search Deals
From Philadelphia to District of Columbia
Search Deals
One-way flight from Philadelphia to District of Columbia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Philadelphia to District of Columbia.
Search Deals
Price to beat on a one-way flight from Philadelphia to District of Columbia.
Search Deals

Cheapflights Fare Finder

 
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 February 19, 2026.
Use the filters below to find and compare flights from Philadelphia to District of Columbia that are best for you.

Fly from

Philadelphia

Fly to

District of Columbia

Route

Depart

Return

Price

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Thu 3/19

9:54 am-2:58 pm

1 stop5h 04m

Washington, D.C. Reagan-National

Mon 3/23

5:15 pm-10:31 pm

1 stop5h 16m

$161

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Mon 4/6

9:37 pm-12:36 am

1 stop26h 59m

Washington, D.C. Dulles Intl

Tue 4/14

6:20 am-12:54 am

1 stop18h 34m

$172

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Tue 5/19

6:00 am-1:33 pm

1 stop7h 33m

Washington, D.C. Reagan-National

Tue 5/26

12:25 pm-7:30 pm

1 stop7h 05m

$174

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Tue 3/17

3:14 pm-4:25 pm

Nonstop1h 11m

Washington, D.C. Reagan-National

Tue 3/24

2:16 pm-3:26 pm

Nonstop1h 10m

$179

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Mon 3/16

7:45 pm-8:58 pm

Nonstop1h 13m

Washington, D.C. Dulles Intl

Sat 3/21

12:35 pm-1:51 pm

Nonstop1h 16m

$179

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Thu 3/19

3:14 pm-4:25 pm

Nonstop1h 11m

Washington, D.C. Reagan-National

Mon 3/23

2:16 pm-3:26 pm

Nonstop1h 10m

$179

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Fri 5/15

7:45 pm-8:55 pm

Nonstop1h 10m

Washington, D.C. Dulles Intl

Mon 5/25

8:35 am-9:45 am

Nonstop1h 10m

$179

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Wed 3/18

3:14 pm-4:25 pm

Nonstop1h 11m

Washington, D.C. Reagan-National

Wed 3/25

2:16 pm-3:26 pm

Nonstop1h 10m

$179

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 3/19

7:45 pm-8:58 pm

Nonstop1h 13m

Washington, D.C. Dulles Intl

Mon 3/23

8:32 am-9:47 am

Nonstop1h 15m

$179

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 4/23

10:33 am-11:45 am

Nonstop1h 12m

Washington, D.C. Dulles Intl

Thu 4/30

8:35 am-9:54 am

Nonstop1h 19m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Showing 1-10 of 35 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.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to District of Columbia

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

Currently, March is the cheapest month in which you can book a flight from Philadelphia to District of Columbia (average of $50). Flying from Philadelphia to District of Columbia in February is currently the most expensive (average of $115). 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 February 19, 2026.

It’s typically best to fly out from Philadelphia to District of Columbia in the morning. Doing so could potentially save you 24% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Philadelphia to District of Columbia?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to District of Columbia. Price data was last updated on February 17, 2026.

Travelers seeking maximum savings on their Philadelphia to District of Columbia flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Philadelphia to District of Columbia

Explore weekly flight availability from Philadelphia to District of Columbia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 19, 2026.

The most flights from PHL to USDC are scheduled on a Thursday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

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 February 19, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Philadelphia to District of Columbia by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,321 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,321 reviews
United Airlines
7.4
Good
9,321 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,313 reviews
United Airlines
7.4
Good
9,321 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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.

  • How long is the flight from Philadelphia to District of Columbia?

    For as low as $179, JetBlue can have you in District of Columbia from Philadelphia in 1h 11m. There are 119 mi between Philadelphia and District of Columbia. This flight may include one or multiple stops.

  • 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 Air Canada (85%), GoJet (85%) and United Airlines (83%).

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

    On average you can expect to pay $787 for a flight from Philadelphia to District of Columbia. The cheapest flight overall is $179 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, March is the cheapest month in which you can book a flight from Philadelphia to District of Columbia (average of $50). Flying from Philadelphia to District of Columbia in February is currently the most expensive (average of $115). 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.

See more FAQs

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Alternative routes for Philadelphia to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
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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 February 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$179Average$199FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$189Average$390FlexibilityNo cancel feeOn-time69%

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