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

Airlines like United Airlines, Delta, and Frontier fly from Pennsylvania to Washington, D.C. in about 1h 09m. The time it takes to get you to your destination can typically vary by up to 9h 54m. Pennsylvania and Washington, D.C. are separated by a distance of 183 mi. This flight may include one or multiple stops.

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

For one-way options, check prices for Southern / Mokulele. According to our data, you can fly for as low as $41. Users have also found prices from $58 and $73 on American Airlines and United Airlines, respectively.

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.

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).

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

Most travelers choose New York John F Kennedy Intl - Washington, D.C. Dulles Intl, New York John F Kennedy Intl - Washington, D.C. Reagan-National or Newark - Washington, D.C. Dulles Intl when deciding on the best route from Pennsylvania to Washington, D.C..

What are the cheapest flights from Pennsylvania to Washington, D.C.?

The cheapest flight price from Pennsylvania to Washington, D.C. is $218. On average you can expect to pay $880. The most popular route, (New York John F Kennedy Intl - Washington, D.C. Dulles Intl), can usually be booked for $199.

What are the most reliable airlines from Pennsylvania to Washington, D.C.?

Consider ANA (91%), Republic Airways (90%) or Air China (89%) when booking your flight. These represent the most reliable airlines when flying from Pennsylvania to Washington, D.C..

What are the most popular airlines that fly from Pennsylvania to Washington, D.C.?

Before booking your flight from Pennsylvania to Washington, D.C. check out the most popular airlines for this route: United Airlines, American Airlines or Southern / Mokulele.

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

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

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

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

Yes. Cheapflights offers flight deals from Pennsylvania 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.

$59+ Cheap Flights from Pennsylvania to Washington, D.C.

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

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Best

Last-minute

One-way

Cheapest flights from Pennsylvania to Washington, D.C.
Explore the most affordable flight options available from Pennsylvania to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.

Mon 9/147:59 pm -

Nonstop1h 14m

Thu 9/171:05 pm -

Nonstop1h 06m

Deal found 8/17

$117

Mon 9/77:59 pm -

Nonstop1h 14m

Thu 9/1010:20 pm -

Nonstop1h 10m

Deal found 8/17

$146

Thu 9/1011:55 am -

1 stop4h 18m

Mon 9/1412:50 pm -

1 stop4h 17m

Deal found 8/16

$149

Fri 9/411:55 am -

1 stop4h 18m

Sat 9/58:25 am -

1 stop5h 57m

Deal found 8/17

$150

Fri 8/2111:55 am -

1 stop4h 18m

Sun 8/2312:50 pm -

1 stop4h 17m

Deal found 8/17

$151

Mon 8/1711:55 am -

1 stop4h 18m

Tue 8/188:25 am -

1 stop5h 57m

Deal found 8/15

$153

Thu 9/106:10 am -

Nonstop1h 09m

Fri 9/1110:20 pm -

Nonstop1h 10m

Deal found 8/18

$154

Fri 10/211:55 am -

1 stop4h 18m

Fri 10/98:25 am -

1 stop5h 57m

Deal found 8/17

$156

Thu 9/1712:10 pm -

1 stop5h 36m

Thu 9/246:10 am -

1 stop3h 32m

Deal found 8/18

$157

Tue 9/226:15 am -

1 stop10h 31m

Mon 9/286:00 am -

1 stop10h 00m

Deal found 8/17

$158

Wed 9/308:29 pm -

1 stop15h 11m

Wed 10/710:22 am -

1 stop5h 38m

Deal found 8/16

$159

Tue 9/154:55 pm -

1 stop7h 15m

Tue 9/227:50 am -

1 stop8h 10m

Deal found 8/16

$160

Best flights from Pennsylvania to Washington, D.C.
Discover carefully curated flight deals from Pennsylvania to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.

Tue 9/156:10 am -

Nonstop1h 09m

Thu 9/171:05 pm -

Nonstop1h 06m

Deal found 8/17

$117

Tue 9/296:00 am -

1 stop4h 21m

Tue 10/610:57 am -

1 stop4h 21m

Deal found 8/15

$157

Wed 9/211:55 am -

1 stop4h 18m

Sun 9/612:50 pm -

1 stop4h 17m

Deal found 8/18

$169

Thu 9/176:15 am -

1 stop11h 03m

Thu 9/247:50 am -

1 stop8h 10m

Deal found 8/19

$215

Tue 9/223:20 pm -

Nonstop1h 00m

Tue 9/2210:20 pm -

Nonstop1h 10m

Deal found 8/15

$117

Fri 10/99:30 pm -

Nonstop1h 29m

Sun 10/116:30 am -

Nonstop1h 12m

Deal found 8/16

$237

Sat 10/318:00 am -

1 stop4h 13m

Sun 11/16:59 am -

1 stop4h 04m

Deal found 8/19

$257

Wed 9/167:25 am -

1 stop8h 05m

Wed 9/238:00 am -

1 stop7h 30m

Deal found 8/19

$257

Wed 9/167:59 pm -

Nonstop1h 14m

Fri 9/181:05 pm -

Nonstop1h 06m

Deal found 8/18

$154

Sun 10/185:20 pm -

1 stop13h 58m

Mon 10/1912:50 pm -

1 stop4h 17m

Deal found 8/15

$177

Thu 9/176:10 am -

Nonstop1h 09m

Fri 9/181:05 pm -

Nonstop1h 06m

Deal found 8/19

$154

Sat 9/52:55 pm -

1 stop20h 43m

Sun 9/65:25 pm -

1 stop14h 20m

Deal found 8/19

$186

Tue 9/155:55 am -

1 stop8h 16m

Wed 9/163:10 pm -

1 stop9h 51m

Deal found 8/15

$217

Sat 9/262:55 pm -

1 stop20h 43m

Sun 9/275:25 pm -

1 stop14h 20m

Deal found 8/15

$186

Mon 9/289:28 pm -

Nonstop1h 31m

Mon 10/511:10 am -

Nonstop1h 15m

Deal found 8/14

$237

Tue 9/229:30 pm -

Nonstop1h 29m

Thu 9/246:30 am -

Nonstop1h 12m

Deal found 8/17

$237

Thu 10/86:26 am -

Nonstop1h 09m

Mon 10/1210:20 pm -

Nonstop1h 10m

Deal found 8/16

$187

Wed 9/236:00 am -

1 stop6h 15m

Wed 9/232:50 pm -

1 stop6h 05m

Deal found 8/18

$257

Tue 10/63:00 pm -

Nonstop1h 37m

Sun 10/116:08 am -

Nonstop1h 17m

Deal found 8/19

$237

Thu 1/2810:05 am -

1 stop6h 05m

Thu 1/285:25 pm -

1 stop5h 45m

Deal found 8/15

$257

Sat 9/268:35 am -

Nonstop1h 31m

Mon 9/286:10 am -

Nonstop1h 15m

Deal found 8/15

$237

Thu 9/106:40 am -

1 stop4h 40m

Sun 9/136:30 am -

Nonstop1h 12m

Deal found 8/16

$271

Wed 9/236:10 am -

Nonstop1h 09m

Fri 9/2510:20 pm -

Nonstop1h 10m

Deal found 8/16

$209

Mon 9/1410:29 pm -

1 stop10h 56m

Mon 9/216:22 pm -

2 stops18h 13m

Deal found 8/15

$279

Wed 11/181:05 pm -

1 stop8h 10m

Thu 11/197:55 am -

1 stop7h 40m

Deal found 8/19

$257

Wed 9/239:28 pm -

Nonstop1h 31m

Thu 9/246:10 am -

Nonstop1h 15m

Deal found 8/17

$237

Thu 9/108:35 am -

Nonstop1h 31m

Sun 9/136:10 am -

Nonstop1h 15m

Deal found 8/19

$237

Wed 12/93:15 pm -

1 stop5h 50m

Mon 12/142:35 pm -

2 stops7h 35m

Deal found 8/15

$262

Thu 9/245:29 pm -

1 stop22h 11m

Sat 9/264:43 pm -

1 stop13h 18m

Deal found 8/19

$716

Sat 10/175:55 am -

1 stop8h 25m

Sun 10/189:12 pm -

1 stop13h 21m

Deal found 8/16

$304

Last-minute flights from Pennsylvania to Washington, D.C.
Discover last-minute flight deals from Pennsylvania to Washington, D.C.. Data last updated August 20, 2026 and is based on user searches.

Wed 8/1911:55 am -

1 stop4h 18m

Fri 8/2112:50 pm -

1 stop4h 17m

Deal found 8/15

$153

Fri 8/2111:55 am -

1 stop4h 18m

Sun 8/2312:50 pm -

1 stop4h 17m

Deal found 8/17

$151

Fri 9/411:55 am -

1 stop4h 18m

Mon 9/712:50 pm -

1 stop4h 17m

Deal found 8/16

$150

Mon 9/77:59 pm -

Nonstop1h 14m

Thu 9/1010:20 pm -

Nonstop1h 10m

Deal found 8/17

$146

Thu 9/1011:55 am -

1 stop4h 18m

Mon 9/1412:50 pm -

1 stop4h 17m

Deal found 8/16

$149

Thu 9/106:10 am -

Nonstop1h 09m

Fri 9/1110:20 pm -

Nonstop1h 10m

Deal found 8/18

$154

Mon 9/147:59 pm -

Nonstop1h 14m

Thu 9/171:05 pm -

Nonstop1h 06m

Deal found 8/17

$117

Tue 9/154:55 pm -

1 stop7h 15m

Tue 9/227:50 am -

1 stop8h 10m

Deal found 8/16

$160

Thu 9/176:00 am -

1 stop4h 21m

Mon 9/215:15 pm -

1 stop6h 43m

Deal found 8/17

$157

Tue 9/226:15 am -

1 stop10h 31m

Mon 9/286:00 am -

1 stop10h 00m

Deal found 8/17

$158

Tue 9/224:55 pm -

1 stop7h 15m

Mon 9/287:50 am -

1 stop8h 10m

Deal found 8/18

$161

Wed 9/308:29 pm -

1 stop15h 11m

Wed 10/710:22 am -

1 stop5h 38m

Deal found 8/16

$159

One-way flights from Pennsylvania to Washington, D.C.
Search for one-way flight options from Pennsylvania to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.

Sat 9/123:20 pm -

Nonstop1h 00m

Deal found 8/18

$59

Tue 9/811:55 am -

1 stop4h 18m

Deal found 8/18

$74

Thu 8/2711:55 am -

1 stop4h 18m

Deal found 8/17

$76

Mon 8/3111:55 am -

1 stop4h 18m

Deal found 8/15

$77

Wed 9/211:55 am -

1 stop4h 18m

Deal found 8/17

$78

Wed 9/94:55 pm -

1 stop7h 15m

Deal found 8/19

$79

Sat 10/177:21 am -

1 stop4h 29m

Deal found 8/17

$79

Sat 9/51:25 pm -

1 stop8h 31m

Deal found 8/15

$79

Sat 9/264:55 pm -

1 stop7h 15m

Deal found 8/16

$80

Sun 9/66:18 am -

1 stop6h 06m

Deal found 8/16

$80

Tue 10/276:45 pm -

1 stop5h 43m

Deal found 8/18

$81

Sun 11/2911:55 am -

1 stop4h 18m

Deal found 8/18

$81

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$117 (United Airlines)
One-way from	$59 (United Airlines)
Good round-trip deal	$115 or less
Good one-way deal	$162 or less

Provider with most accurate pricing for Philadelphia-Washington, D.C. (WAS) flight deals.

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

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

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

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

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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghWashington, D.C.

PIT Pittsburgh - IAD Washington, D.C. Dulles Intl

PITIAD

Pittsburgh

Tue 9/15

6:10 am-7:19 am

Nonstop1h 09m

Washington, D.C. Dulles Intl

Thu 9/17

1:05 pm-2:11 pm

Nonstop1h 06m

$117

Quickest round-trip

PittsburghWashington, D.C.

PIT Pittsburgh - IAD Washington, D.C. Dulles Intl

PITIAD

Pittsburgh

Tue 9/22

3:20 pm-4:20 pm

Nonstop1h 00m

Washington, D.C. Dulles Intl

Tue 9/22

10:20 pm-11:30 pm

Nonstop1h 10m

$117

PittsburghWashington, D.C.

PIT Pittsburgh - IAD Washington, D.C. Dulles Intl

PITIAD

Pittsburgh

Wed 9/16

7:59 pm-9:13 pm

Nonstop1h 14m

Washington, D.C. Dulles Intl

Fri 9/18

1:05 pm-2:11 pm

Nonstop1h 06m

$154

PittsburghWashington, D.C.

PIT Pittsburgh - IAD Washington, D.C. Dulles Intl

PITIAD

Pittsburgh

Thu 9/17

6:10 am-7:19 am

Nonstop1h 09m

Washington, D.C. Dulles Intl

Fri 9/18

1:05 pm-2:11 pm

Nonstop1h 06m

$154

PittsburghWashington, D.C.

PIT Pittsburgh - IAD Washington, D.C. Dulles Intl

PITIAD

Pittsburgh

Tue 9/29

6:00 am-10:21 am

1 stop4h 21m

Washington, D.C. Dulles Intl

Tue 10/6

10:57 am-3:18 pm

1 stop4h 21m

$157

PittsburghWashington, D.C.

PIT Pittsburgh - IAD Washington, D.C. Dulles Intl

PITIAD

Pittsburgh

Wed 9/2

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Sun 9/6

12:50 pm-5:07 pm

1 stop4h 17m

$169

PittsburghWashington, D.C.

PIT Pittsburgh - IAD Washington, D.C. Dulles Intl

PITIAD

Pittsburgh

Sun 10/18

5:20 pm-7:18 am

1 stop13h 58m

Washington, D.C. Dulles Intl

Mon 10/19

12:50 pm-5:07 pm

1 stop4h 17m

$177

PittsburghWashington, D.C.

PIT Pittsburgh - IAD Washington, D.C. Dulles Intl

PITIAD

Pittsburgh

Sat 9/5

2:55 pm-11:38 am

1 stop20h 43m

Washington, D.C. Dulles Intl

Sun 9/6

5:25 pm-7:45 am

1 stop14h 20m

$186

PittsburghWashington, D.C.

PIT Pittsburgh - IAD Washington, D.C. Dulles Intl

PITIAD

Pittsburgh

Sat 9/26

2:55 pm-11:38 am

1 stop20h 43m

Washington, D.C. Dulles Intl

Sun 9/27

5:25 pm-7:45 am

1 stop14h 20m

$186

PittsburghWashington, D.C.

PIT Pittsburgh - IAD Washington, D.C. Dulles Intl

PITIAD

Pittsburgh

Thu 10/8

6:26 am-7:35 am

Nonstop1h 09m

Washington, D.C. Dulles Intl

Mon 10/12

10:20 pm-11:30 pm

Nonstop1h 10m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 60 resultsSorted by cheapest first

...

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

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

PIT-IAD

LGA-IAD

JFK-DCA

LGA-DCA

LGA-BWI

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 Pennsylvania to Washington, D.C.

USPA-WAS

PIT-IAD

LGA-IAD

JFK-DCA

LGA-DCA

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

Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Washington, D.C. (average of $239). Flying from Pennsylvania to Washington, D.C. in July is currently the most expensive (average of $345). 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 PA to WAS?

It’s optimal to fly from Pennsylvania to Washington, D.C. in the morning. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the afternoon.

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

The most flights from USPA to WAS are scheduled on a Monday (13 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

How far ahead should I book a flight from Pennsylvania to Washington, D.C.?

The price you pay for your flight from Pennsylvania to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Travelers seeking maximum savings on their Pennsylvania to Washington, D.C. flight should consider departing on Sunday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

How long is the flight from Pennsylvania to Washington, D.C.?
Airlines like United Airlines, Delta, and Frontier fly from Pennsylvania to Washington, D.C. in about 1h 09m. The time it takes to get you to your destination can typically vary by up to 9h 54m. Pennsylvania and Washington, D.C. are separated by a distance of 183 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Pennsylvania to Washington, D.C. one-way?
For one-way options, check prices for Southern / Mokulele. According to our data, you can fly for as low as $41. Users have also found prices from $58 and $73 on American Airlines and United Airlines, respectively.
What are the most popular routes from Pennsylvania to Washington, D.C.?
Most travelers choose New York John F Kennedy Intl - Washington, D.C. Dulles Intl, New York John F Kennedy Intl - Washington, D.C. Reagan-National or Newark - Washington, D.C. Dulles Intl when deciding on the best route from Pennsylvania to Washington, D.C..
What are the most reliable airlines from Pennsylvania to Washington, D.C.?
Consider ANA (91%), Republic Airways (90%) or Air China (89%) when booking your flight. These represent the most reliable airlines when flying from Pennsylvania to Washington, D.C..
What are the cheapest flights from Pennsylvania to Washington, D.C.?
The cheapest flight price from Pennsylvania to Washington, D.C. is $218. On average you can expect to pay $880. The most popular route, (New York John F Kennedy Intl - Washington, D.C. Dulles Intl), can usually be booked for $199.
Can I find deals for flights from Pennsylvania to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Pennsylvania to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pennsylvania 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 Pennsylvania to Washington, D.C..
Can I find deals for business class flights from Pennsylvania to Washington, D.C.?
Yes. Cheapflights offers flight deals from Pennsylvania 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 Pennsylvania to Washington, D.C.?
Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Washington, D.C. (average of $239). Flying from Pennsylvania to Washington, D.C. in July is currently the most expensive (average of $345). 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

Alexandria

Owings Mills

Arlington

Tysons

Lanham

Reston

Herndon

Rockville

Hyattsville

Fredericksburg

Falls Church

Hanover

Laurel

Springfield

Oxon Hill

Clinton

Hunt Valley

Woodbridge

Silver Spring

Largo

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Washington, D.C. flight routes

Alternative routes for Pennsylvania to Washington, D.C.

Dallas/Fort Worth to Dulles Intl flights

Seattle to Dulles Intl flights

Los Angeles to Reagan-National flights

Atlanta to Reagan-National flights

Atlanta to Dulles Intl flights

O'Hare Intl to Reagan-National flights

Seattle to Reagan-National flights

Boston to Reagan-National flights

Dallas/Fort Worth to Reagan-National flights

San Francisco to Dulles Intl flights

Los Angeles to Dulles Intl flights

Boston to Dulles Intl flights

Orlando to Dulles Intl flights

Hobby to Dulles Intl flights

San Francisco to Reagan-National flights

Orlando to Reagan-National flights

Hobby to Reagan-National flights

Miami to Reagan-National flights

Denver to Dulles Intl flights

Tampa to Dulles Intl flights

George Bush Intcntl to Dulles Intl flights

O'Hare Intl to Dulles Intl flights

Minneapolis to Reagan-National flights

Detroit to Reagan-National flights

George Bush Intcntl to Reagan-National flights

John F Kennedy Intl to Dulles Intl flights

Minneapolis to Dulles Intl flights

Austin to Dulles Intl flights

Ontario to Dulles Intl flights

Midway to Dulles Intl flights

Miami to Dulles Intl flights

Charlotte to Dulles Intl flights

Fort Lauderdale to Dulles Intl flights

Sky Harbor Intl to Dulles Intl flights

Tampa to Reagan-National flights

Fort Lauderdale to Reagan-National flights

San Diego to Dulles Intl flights

Ontario to Reagan-National flights

Detroit to Dulles Intl flights

Newark to Dulles Intl flights

Austin to Reagan-National flights

Providence to Dulles Intl flights

John F Kennedy Intl to Reagan-National flights

Indianapolis to Dulles Intl flights

Denver to Reagan-National flights

Salt Lake City to Dulles Intl flights

New Orleans to Dulles Intl flights

LaGuardia to Dulles Intl flights

Indianapolis to Reagan-National flights

Sacramento to Dulles Intl flights

Top 4 airlines flying from Pennsylvania to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Southern / Mokulele	Cheapest$85	Average$176	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$117	Average$338	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$179	Average$413	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$179	Average$338	FlexibilityNo cancel fee	On-time69%

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$59+ Cheap flights from Pennsylvania 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 9/12. 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 Pennsylvania to Washington, D.C.

Cheapest flights from Pennsylvania to Washington, D.C.Explore the most affordable flight options available from Pennsylvania to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.

Explore the most affordable flight options available from Pennsylvania to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.

Best flights from Pennsylvania to Washington, D.C.Discover carefully curated flight deals from Pennsylvania to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.

Discover carefully curated flight deals from Pennsylvania to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.

Last-minute flights from Pennsylvania to Washington, D.C.Discover last-minute flight deals from Pennsylvania to Washington, D.C.. Data last updated August 20, 2026 and is based on user searches.

Discover last-minute flight deals from Pennsylvania to Washington, D.C.. Data last updated August 20, 2026 and is based on user searches.

One-way flights from Pennsylvania to Washington, D.C.Search for one-way flight options from Pennsylvania to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.

Search for one-way flight options from Pennsylvania to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.

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

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

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

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

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

Find hourly flight availability from Pennsylvania 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 August 20, 2026.

It’s optimal to fly from Pennsylvania to Washington, D.C. in the morning. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the afternoon.

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

The most flights from USPA to WAS are scheduled on a Monday (13 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

How far ahead should I book a flight from Pennsylvania to Washington, D.C.?

The price you pay for your flight from Pennsylvania to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Use this chart to determine the cheapest time to fly round-trip from Pennsylvania to Washington, D.C.. Price data was last updated on August 15, 2026.

Travelers seeking maximum savings on their Pennsylvania to Washington, D.C. flight should consider departing on Sunday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

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

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

What are the most reliable airlines from Pennsylvania to Washington, D.C.?

What are the cheapest flights from Pennsylvania to Washington, D.C.?

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

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

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

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

Traveling to a place near Washington, D.C.?

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Alternative routes for Pennsylvania to Washington, D.C.

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Complete your trip

Complete your trip to Washington, D.C. by adding a car rental and/or hotel reservation to your travel itinerary.

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Pennsylvania and Washington, D.C. flights

Browse other Pennsylvania and Washington, D.C. flight options. Last updated on August 20, 2026.

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Pennsylvania to Washington, D.C. flights

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Other flights to Washington, D.C.

Explore flights to Washington, D.C. departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 20, 2026.

Top 4 airlines flying from Pennsylvania to Washington, D.C.

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Cheapest flights from Pennsylvania to Washington, D.C.
Explore the most affordable flight options available from Pennsylvania to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.

Best flights from Pennsylvania to Washington, D.C.
Discover carefully curated flight deals from Pennsylvania to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.

Last-minute flights from Pennsylvania to Washington, D.C.
Discover last-minute flight deals from Pennsylvania to Washington, D.C.. Data last updated August 20, 2026 and is based on user searches.

One-way flights from Pennsylvania to Washington, D.C.
Search for one-way flight options from Pennsylvania to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.