What are the cheapest airlines flying from Philadelphia to Washington, D.C. round-trip?

Cheapflights users have booked flights from Philadelphia to Washington, D.C. round-trip from $179. Other airlines that can offer you cheap pricing are United Airlines, from $179, and Spirit Airlines, from $192. American Airlines is currently priced 36% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Philadelphia to Washington, D.C. one-way?

For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $90. Users have also found prices from $134 and $159 on JetBlue and Frontier, respectively.

What are the most popular routes from Philadelphia to Washington, D.C.?

The most popular route from Philadelphia to Washington, D.C. is Philadelphia - Washington, D.C. Dulles Intl. You may also consider Philadelphia - Washington, D.C. Reagan-National or Philadelphia - Baltimore/Washington.

What is the cheapest day to fly round-trip from Philadelphia to Washington, D.C.?

Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Washington, D.C.. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from Philadelphia to Washington, D.C.?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, November can be a great choice for travel to Washington, D.C.. Flights to Washington, D.C. from Philadelphia in November are about $283 on average during November, but can be found for as low as $179.

What airport do you fly from for flights from Philadelphia to Washington, D.C.?

Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Philadelphia to Washington, D.C.. 2 airlines have flights from Philadelphia to Washington, D.C. on a regular basis. Booking flights from Philadelphia to Washington, D.C. should not be difficult; the airport handles an average of 16 outbound flights to Washington, D.C. per day.

Can I find deals for flights from Philadelphia to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Philadelphia to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

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

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

Can I find deals for business class flights from Philadelphia to Washington, D.C.?

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

$90+ Flights from Philadelphia to Washington, D.C.

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Cheap flight deals from Philadelphia to Washington, D.C.

Round-trip from	$179 (American Airlines)
One-way from	$90 (Mytrip)
Popular in	December
Cheapest in	November
Average price	$324
Good round-trip deal	$335 or less
Good one-way deal	$307 or less

From Philadelphia to Washington, D.C. (WAS)

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One-way flight from Philadelphia to Washington, D.C. (WAS)

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High demand for flights, 5% potential price rise

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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Price to beat on a round-trip flight from Philadelphia to Washington, D.C. (WAS).

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Price to beat on a one-way flight from Philadelphia to Washington, D.C. (WAS).

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Find flight deals from Philadelphia to Washington, D.C.

Cheapest flights from Philadelphia to Washington, D.C.
Explore the most affordable flight options available from Philadelphia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Sat 7/127:32 pmPHL - DCA

Nonstop1h 28mAmerican Airlines

Tue 7/156:10 amDCA - PHL

Nonstop1h 11mAmerican Airlines

Deal found 6/12

$179

Wed 7/27:59 pmPHL - IAD

Nonstop1h 09mUnited Airlines

Sun 7/610:05 pmIAD - PHL

Nonstop1h 09mUnited Airlines

Deal found 6/11

$179

Thu 7/107:00 amPHL - BWI

1 stop24h 39mSpirit Airlines

Thu 7/172:50 pmBWI - PHL

1 stop7h 36mSpirit Airlines

Deal found 6/11

$192

Sat 7/1211:42 amPHL - DCA

1 stop9h 17mJetBlue

Tue 7/1511:45 amDCA - PHL

1 stop5h 00mJetBlue

Deal found 6/10

$201

Fri 8/155:30 amPHL - IAD

1 stop8h 19mFrontier

Sun 8/174:23 pmIAD - PHL

1 stop8h 12mFrontier

Deal found 6/11

$254

Wed 7/912:25 pmPHL - BWI

1 stop12h 00mFrontier

Wed 7/1612:31 pmBWI - PHL

1 stop5h 24mFrontier

Deal found 6/10

$270

Fri 6/133:35 pmPHL - IAD

1 stop4h 09mAmerican Airlines

Sun 6/156:55 amIAD - PHL

1 stop3h 43mAmerican Airlines

Deal found 6/11

$319

Sun 7/206:00 amPHL - IAD

2 stops27h 23mMultiple Airlines

Wed 7/2312:40 pmIAD - PHL

1 stop21h 28mMultiple Airlines

Deal found 6/10

$341

Fri 7/115:30 amPHL - DCA

2 stops7h 05mSouthwest

Sat 7/128:25 amDCA - PHL

1 stop7h 15mSouthwest

Deal found 6/12

$380

Tue 7/156:00 amPHL - BWI

3 stops17h 49mMultiple Airlines

Thu 7/248:54 amBWI - PHL

2 stops26h 16mMultiple Airlines

Deal found 6/10

$382

Fri 10/246:30 amPHL - DCA

1 stop7h 46mUnited Airlines

Fri 10/247:59 pmDCA - PHL

2 stops18h 17mUnited Airlines

Deal found 6/12

$567

Fri 7/188:25 amPHL - DCA

1 stop6h 23mAlaska Airlines

Fri 7/185:02 pmDCA - PHL

1 stop12h 23mAlaska Airlines

Deal found 6/12

$11,667

Best flights from Philadelphia to Washington, D.C.
Discover carefully curated flight deals from Philadelphia to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Sat 7/127:32 pmPHL - DCA

Nonstop1h 28mAmerican Airlines

Tue 7/156:10 amDCA - PHL

Nonstop1h 11mAmerican Airlines

Deal found 6/12

$179

Wed 7/27:59 pmPHL - IAD

Nonstop1h 09mUnited Airlines

Sun 7/610:05 pmIAD - PHL

Nonstop1h 09mUnited Airlines

Deal found 6/11

$179

Thu 7/107:00 amPHL - BWI

1 stop24h 39mSpirit Airlines

Thu 7/172:50 pmBWI - PHL

1 stop7h 36mSpirit Airlines

Deal found 6/11

$192

Sat 7/1211:42 amPHL - DCA

1 stop9h 17mJetBlue

Tue 7/1511:45 amDCA - PHL

1 stop5h 00mJetBlue

Deal found 6/10

$201

Fri 8/155:30 amPHL - IAD

1 stop8h 19mFrontier

Sun 8/174:23 pmIAD - PHL

1 stop8h 12mFrontier

Deal found 6/11

$254

Sun 7/277:05 pmPHL - IAD

2 stops19h 18mMultiple Airlines

Sun 8/311:58 amIAD - PHL

2 stops28h 18mMultiple Airlines

Deal found 6/12

$299

Thu 6/196:00 pmPHL - DCA

1 stop4h 45mSouthwest

Fri 6/203:55 pmDCA - PHL

1 stop7h 35mSouthwest

Deal found 6/11

$421

Wed 7/912:25 pmPHL - BWI

1 stop12h 00mFrontier

Wed 7/1612:31 pmBWI - PHL

1 stop5h 24mFrontier

Deal found 6/10

$270

Tue 7/156:00 amPHL - BWI

3 stops17h 49mMultiple Airlines

Thu 7/248:54 amBWI - PHL

2 stops26h 16mMultiple Airlines

Deal found 6/10

$382

Sat 7/123:03 pmPHL - IAD

2 stops8h 55mAmerican Airlines

Tue 7/156:35 amIAD - PHL

1 stop10h 48mAmerican Airlines

Deal found 6/11

$550

Wed 7/95:16 pmPHL - DCA

1 stop5h 26mUnited Airlines

Wed 7/166:25 amDCA - PHL

1 stop8h 04mUnited Airlines

Deal found 6/10

$574

Tue 8/1910:10 amPHL - DCA

1 stop5h 41mMultiple Airlines

Thu 8/218:59 amDCA - PHL

2 stops15h 21mMultiple Airlines

Deal found 6/11

$886

Last-minute flights from Philadelphia to Washington, D.C.
Discover last-minute flight deals from Philadelphia to Washington, D.C.. Data last updated June 12, 2025 and is based on user searches.

Fri 6/133:35 pmPHL - IAD

1 stop4h 09mAmerican Airlines

Sun 6/156:55 amIAD - PHL

1 stop3h 43mAmerican Airlines

Deal found 6/11

$319

Wed 6/186:15 amPHL - IAD

Nonstop1h 10mUnited Airlines

Sun 6/2212:55 pmIAD - PHL

Nonstop1h 14mUnited Airlines

Deal found 6/11

$199

Wed 6/1812:25 pmPHL - IAD

1 stop11h 39mFrontier

Sun 6/226:10 amIAD - PHL

1 stop18h 23mFrontier

Deal found 6/11

$422

Wed 6/1810:15 amPHL - DCA

1 stop7h 50mJetBlue

Fri 6/2011:30 amDCA - PHL

1 stop7h 05mJetBlue

Deal found 6/10

$495

Wed 6/1810:30 amPHL - DCA

Nonstop1h 03mAmerican Airlines

Fri 6/203:59 pmDCA - PHL

Nonstop1h 02mAmerican Airlines

Deal found 6/10

$570

Wed 6/186:20 amPHL - IAD

3 stops33h 55mMultiple Airlines

Sun 6/2211:12 amIAD - PHL

2 stops20h 36mMultiple Airlines

Deal found 6/11

$664

Thu 6/196:00 pmPHL - DCA

1 stop4h 45mSouthwest

Fri 6/203:55 pmDCA - PHL

1 stop7h 35mSouthwest

Deal found 6/11

$421

Thu 6/193:35 pmPHL - IAD

1 stop4h 09mAmerican Airlines

Fri 6/208:14 pmIAD - PHL

1 stop3h 54mAmerican Airlines

Deal found 6/11

$658

Sun 6/225:30 amPHL - BWI

1 stop11h 22mFrontier

Tue 6/242:59 pmBWI - PHL

1 stop8h 49mFrontier

Deal found 6/12

$462

Wed 7/27:59 pmPHL - IAD

Nonstop1h 09mUnited Airlines

Sun 7/610:05 pmIAD - PHL

Nonstop1h 09mUnited Airlines

Deal found 6/11

$179

Wed 7/912:25 pmPHL - BWI

1 stop12h 00mFrontier

Wed 7/1612:31 pmBWI - PHL

1 stop5h 24mFrontier

Deal found 6/10

$270

Wed 7/95:16 pmPHL - DCA

1 stop5h 26mUnited Airlines

Wed 7/166:25 amDCA - PHL

1 stop8h 04mUnited Airlines

Deal found 6/10

$574

One-way flights from Philadelphia to Washington, D.C.
Search for one-way flight options from Philadelphia to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Fri 9/55:38 pmPHL - BWI

1 stop4h 06mSpirit Airlines

Deal found 6/10

$90

Tue 7/1511:42 amPHL - DCA

1 stop9h 17mJetBlue

Deal found 6/10

$134

Sun 7/206:00 amPHL - IAD

2 stops27h 23mMultiple Airlines

Deal found 6/10

$157

Tue 6/246:54 pmPHL - BWI

1 stop16h 42mFrontier

Deal found 6/12

$159

Mon 6/1611:49 amPHL - IAD

2 stops12h 15mFrontier

Deal found 6/10

$173

Sun 7/207:00 amPHL - IAD

1 stop28h 43mSun Country Air

Deal found 6/10

$176

Wed 6/255:31 pmPHL - DCA

1 stop4h 29mAmerican Airlines

Deal found 6/11

$188

Mon 7/216:05 amPHL - IAD

Nonstop1h 10mUnited Airlines

Deal found 6/10

$204

Mon 7/216:35 pmPHL - IAD

1 stop5h 23mAmerican Airlines

Deal found 6/11

$214

Thu 6/196:25 amPHL - DCA

1 stop5h 34mUnited Airlines

Deal found 6/11

$349

Wed 6/186:25 amPHL - BWI

1 stop15h 17mUnited Airlines

Deal found 6/11

$427

Wed 6/1812:52 pmPHL - DCA

2 stops8h 34mDelta

Deal found 6/11

$623

Cheapflights Fare Finder

Use the filters below to find and compare flights from Philadelphia to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Sat 7/12

7:32 pm-9:00 pm

Nonstop1h 28m

Washington, D.C. Reagan-National

Tue 7/15

6:10 am-7:21 am

Nonstop1h 11m

$179

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Wed 7/2

7:59 pm-9:08 pm

Nonstop1h 09m

Washington, D.C. Dulles Intl

Sun 7/6

10:05 pm-11:14 pm

Nonstop1h 09m

$179

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Thu 7/10

7:00 am-7:39 am

1 stop24h 39m

Baltimore/Washington

Thu 7/17

2:50 pm-10:26 pm

1 stop7h 36m

$192

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Sat 7/12

11:42 am-8:59 pm

1 stop9h 17m

Washington, D.C. Reagan-National

Tue 7/15

11:45 am-4:45 pm

1 stop5h 00m

$201

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Sat 8/9

8:10 am-5:17 pm

1 stop9h 07m

Washington, D.C. Dulles Intl

Sat 8/16

4:17 pm-11:04 am

1 stop18h 47m

$249

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Wed 7/9

12:25 pm-12:25 am

1 stop12h 00m

Baltimore/Washington

Wed 7/16

12:31 pm-5:55 pm

1 stop5h 24m

$270

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Sun 7/27

7:05 pm-2:23 pm

2 stops19h 18m

Washington, D.C. Dulles Intl

Sun 8/3

11:58 am-4:16 pm

2 stops28h 18m

$299

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Thu 7/24

9:12 pm-11:49 pm

2 stops26h 37m

Baltimore/Washington

Sat 7/26

6:20 pm-2:26 pm

3 stops20h 06m

$373

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Fri 7/11

5:30 am-12:35 pm

2 stops7h 05m

Washington, D.C. Reagan-National

Sat 7/12

8:25 am-3:40 pm

1 stop7h 15m

$380

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Wed 10/22

10:34 am-4:00 pm

1 stop5h 26m

Washington, D.C. Dulles Intl

Wed 10/22

8:09 pm-12:37 am

1 stop4h 28m

$427

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 25 results

The best insider tips for Philadelphia to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Philadelphia to Washington, D.C. trip

Airports

PHL

For efficient parking, choose the facility across from your terminal. Long-term and economy lots are cheaper with free shuttle service.

IAD

The Washington Metro Silver line reaches IAD in under 40 minutes, offering a cost-effective way to the city.

Our travel experts

Mark Chesnut

Expert on PHL

Ramsey Qubein

Expert on IAD

Best time to book a flight from Philadelphia to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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 Washington, D.C.

What is the cheapest month to book a flight from Philadelphia to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Philadelphia to Washington, D.C. (average of $241). Flying from Philadelphia to Washington, D.C. in March is currently the most expensive (average of $290). 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 WAS?

It’s typically best to fly out from Philadelphia to Washington, D.C. in the morning. Doing so could potentially save you 50% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Philadelphia to Washington, D.C.?

Travelers seeking maximum savings on their Philadelphia to Washington, D.C. flight should consider departing on Friday afternoons when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Philadelphia to Washington, D.C.

The most flights from PHL to WAS are scheduled on a Wednesday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. 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 Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., 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 Washington, D.C.

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Philadelphia to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,287 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,946 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,790 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

JetBlue

7.3

Good

2,925 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What airport do you fly from for flights from Philadelphia to Washington, D.C.?
Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Philadelphia to Washington, D.C.. 2 airlines have flights from Philadelphia to Washington, D.C. on a regular basis. Booking flights from Philadelphia to Washington, D.C. should not be difficult; the airport handles an average of 16 outbound flights to Washington, D.C. per day.
What are the cheapest airlines flying from Philadelphia to Washington, D.C. round-trip?
Cheapflights users have booked flights from Philadelphia to Washington, D.C. round-trip from $179. Other airlines that can offer you cheap pricing are United Airlines, from $179, and Spirit Airlines, from $192. American Airlines is currently priced 36% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Philadelphia to Washington, D.C. one-way?
For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $90. Users have also found prices from $134 and $159 on JetBlue and Frontier, respectively.
What are the most popular routes from Philadelphia to Washington, D.C.?
The most popular route from Philadelphia to Washington, D.C. is Philadelphia - Washington, D.C. Dulles Intl. You may also consider Philadelphia - Washington, D.C. Reagan-National or Philadelphia - Baltimore/Washington.
Can I find deals for flights from Philadelphia to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Philadelphia to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Philadelphia to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Washington, D.C..
Can I find deals for business class flights from Philadelphia to Washington, D.C.?
Yes. Cheapflights offers flight deals from Philadelphia to Washington, D.C. 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 Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Philadelphia to Washington, D.C. (average of $241). Flying from Philadelphia to Washington, D.C. in March is currently the most expensive (average of $290). 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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Top 2 airlines flying from Philadelphia to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$159	Average$265	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$159	Average$221	FlexibilityNo cancel fee	On-time71%

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$90+ Cheap flights from Philadelphia (PHL) to Washington, D.C. (WAS)

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Philadelphia to Washington, D.C.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Philadelphia to Washington, D.C.

Cheapest flights from Philadelphia to Washington, D.C.Explore the most affordable flight options available from Philadelphia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from Philadelphia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Philadelphia to Washington, D.C. that are best for you.

The best insider tips for Philadelphia to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Philadelphia to Washington, D.C. trip

Airports

PHL

IAD

Our travel experts

Best time to book a flight from Philadelphia to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Philadelphia with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Washington, D.C.

What is the cheapest month to book a flight from Philadelphia to Washington, D.C.?

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

Find hourly flight availability from Philadelphia to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

What is the cheapest day to fly from Philadelphia to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Washington, D.C.. Price data was last updated on December 16, 2024.

Weekly flight availability from Philadelphia to Washington, D.C.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Philadelphia to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Washington, D.C.. 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 Washington, D.C.?

What are the cheapest airlines flying from Philadelphia to Washington, D.C. round-trip?

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What are the most popular routes from Philadelphia to Washington, D.C.?

Can I find deals for flights from Philadelphia to Washington, D.C. that include hotel bookings?

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

Can I find deals for business class flights from Philadelphia to Washington, D.C.?

What is the cheapest month to book a flight from Philadelphia to Washington, D.C.?

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Alternative routes for Philadelphia to Washington, D.C.

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Top 2 airlines flying from Philadelphia to Washington, D.C.

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Cheapest flights from Philadelphia to Washington, D.C.
Explore the most affordable flight options available from Philadelphia to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.