What is the cheapest airline that flies from Philadelphia to District of Columbia?

JetBlue, Frontier, and Allegiant Air are the most popular carriers operating from Philadelphia to District of Columbia

How many flights depart from Philadelphia to District of Columbia on average per day?

The number of flights available between Philadelphia and District of Columbia is 11 per day as of March 2026. The most frequent departure time is 3:00PM, with 42% of daily flights leaving in the afternoon.

What airlines fly to District of Columbia?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to District of Columbia from Philadelphia according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to District of Columbia. Keep in mind that there are 5 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.

How many flights depart from Philadelphia to District of Columbia on average per week?

77 flights are operational weekly from Philadelphia to District of Columbia as of March 2026. The most popular departure day for this route is Fri, with 18% of flights per week taking off on this day.

When did momondo last update prices for flights from Philadelphia Airport to District of Columbia?

Prices for flights from Philadelphia Airport to District of Columbia are updated daily.

How many operators does momondo search for flights from Philadelphia Airport to District of Columbia?

The number of operators available for flights from Philadelphia Airport to District of Columbia is 2 as of March 2026.

How old do you have to be to fly from Philadelphia Airport to District of Columbia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to District of Columbia.

What documentation or ID do you need to fly to District of Columbia?

The necessary travel and health documents for your District of Columbia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$81 Cheap Flights from Philadelphia to District of Columbia in 2026

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Find the cheapest flights from Philadelphia to District of Columbia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 11:00 am

PHL

DCA

5h 00m

1 stop

4:59 pm - 10:38 pm

DCA

PHL

5h 39m

1 stop

$161JetBlue

Thu, Apr 9 - Mon, Apr 13

6:00 am - 1:58 pm

PHL

DCA

7h 58m

1 stop

6:30 pm - 10:39 pm

DCA

PHL

4h 09m

1 stop

$174JetBlue

Wed, Mar 25 - Wed, Apr 1

10:35 am - 11:48 am

PHL

IAD

1h 13mnonstop

12:55 pm - 2:10 pm

IAD

PHL

1h 15mnonstop

$179United Airlines

Thu, Mar 26 - Thu, Apr 2

3:14 pm - 4:25 pm

PHL

DCA

1h 11mnonstop

2:16 pm - 3:26 pm

DCA

PHL

1h 10mnonstop

$179American Airlines

Thu, Mar 26 - Thu, Apr 2

6:00 am - 9:49 am

PHL

DCA

3h 49m

1 stop

6:30 pm - 10:38 pm

DCA

PHL

4h 08m

1 stop

$189JetBlue

Thu, Apr 9 - Mon, Apr 13

7:10 pm - 8:56 am

PHL

IAD

13h 46m

1 stop

5:28 pm - 10:38 am

IAD

PHL

17h 10m

1 stop

$208Frontier

Wed, May 13 - Mon, May 25

7:45 pm - 8:58 pm

PHL

IAD

1h 13mnonstop

8:32 am - 9:47 am

IAD

PHL

1h 15mnonstop

$209United Airlines

Fri, Mar 13 - Mon, Mar 16

3:14 pm - 4:25 pm

PHL

DCA

1h 11mnonstop

2:16 pm - 3:26 pm

DCA

PHL

1h 10mnonstop

$209American Airlines

Fri, Mar 13 - Tue, Mar 17

10:35 am - 11:48 am

PHL

IAD

1h 13mnonstop

12:35 pm - 1:51 pm

IAD

PHL

1h 16mnonstop

$216United Airlines

Sat, Mar 21 - Sat, Mar 28

9:17 am - 12:36 am

PHL

IAD

15h 19m

1 stop

9:36 pm - 2:47 pm

IAD

PHL

17h 11m

2 stops

$256Multiple Airlines

Wed, May 13 - Mon, May 25

United Airlines flights from Philadelphia to District of Columbia

Our best United Airlines deals on Philadelphia to District of Columbia flight tickets

United Airlines

Mar 26

PHL7:45 pmPhiladelphia

1h 13m

IAD8:58 pmWashington, D.C. Dulles Intl

Apr 2

IAD12:55 pmWashington, D.C. Dulles Intl

1h 15m

PHL2:10 pmPhiladelphia

$179

United Airlines

Mar 13

PHL7:45 pmPhiladelphia

1h 13m

IAD8:58 pmWashington, D.C. Dulles Intl

Mar 16

IAD8:32 amWashington, D.C. Dulles Intl

1h 15m

PHL9:47 amPhiladelphia

$209

United Airlines

Mar 21

PHL10:35 amPhiladelphia

1h 13m

IAD11:48 amWashington, D.C. Dulles Intl

Mar 28

IAD12:35 pmWashington, D.C. Dulles Intl

1h 16m

PHL1:51 pmPhiladelphia

$216

Frontier flights from Philadelphia to District of Columbia

Our best Frontier deals on Philadelphia to District of Columbia flight tickets

Frontier

May 13

PHL7:10 pmPhiladelphia

13h 46m

1 stop

IAD8:56 amWashington, D.C. Dulles Intl

May 25

IAD5:28 pmWashington, D.C. Dulles Intl

17h 10m

1 stop

PHL10:38 amPhiladelphia

$208

Frontier

Apr 20

PHL9:17 amPhiladelphia

8h 17m

1 stop

IAD5:34 pmWashington, D.C. Dulles Intl

Jun 23

IAD6:08 pmWashington, D.C. Dulles Intl

16h 30m

1 stop

PHL10:38 amPhiladelphia

$266

Frontier

Mar 26

PHL5:05 amPhiladelphia

19h 26m

1 stop

IAD12:31 amWashington, D.C. Dulles Intl

Apr 2

IAD6:00 amWashington, D.C. Dulles Intl

18h 54m

1 stop

PHL12:54 amPhiladelphia

$328

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Thu 4/9

6:00 am-11:00 am

1 stop5h 00m

Washington, D.C. Reagan-National

Mon 4/13

4:59 pm-10:38 pm

1 stop5h 39m

$161

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Wed 3/25

6:00 am-1:58 pm

1 stop7h 58m

Washington, D.C. Reagan-National

Wed 4/1

6:30 pm-10:39 pm

1 stop4h 09m

$174

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Thu 3/26

10:35 am-11:48 am

Nonstop1h 13m

Washington, D.C. Dulles Intl

Thu 4/2

12:55 pm-2:10 pm

Nonstop1h 15m

$179

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Thu 3/26

3:14 pm-4:25 pm

Nonstop1h 11m

Washington, D.C. Reagan-National

Thu 4/2

2:16 pm-3:26 pm

Nonstop1h 10m

$179

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Thu 4/9

6:00 am-9:49 am

1 stop3h 49m

Washington, D.C. Reagan-National

Mon 4/13

6:30 pm-10:38 pm

1 stop4h 08m

$189

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Wed 5/13

7:10 pm-8:56 am

1 stop13h 46m

Washington, D.C. Dulles Intl

Mon 5/25

5:28 pm-10:38 am

1 stop17h 10m

$208

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Fri 3/13

7:45 pm-8:58 pm

Nonstop1h 13m

Washington, D.C. Dulles Intl

Mon 3/16

8:32 am-9:47 am

Nonstop1h 15m

$209

PhiladelphiaWashington, D.C.

PHL - DCA

PHLDCA

Philadelphia

Fri 3/13

3:14 pm-4:25 pm

Nonstop1h 11m

Washington, D.C. Reagan-National

Tue 3/17

2:16 pm-3:26 pm

Nonstop1h 10m

$209

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Sat 3/21

10:35 am-11:48 am

Nonstop1h 13m

Washington, D.C. Dulles Intl

Sat 3/28

12:35 pm-1:51 pm

Nonstop1h 16m

$216

PhiladelphiaWashington, D.C.

PHL - IAD

PHLIAD

Philadelphia

Wed 5/13

9:17 am-12:36 am

1 stop15h 19m

Washington, D.C. Dulles Intl

Mon 5/25

9:36 pm-2:47 pm

2 stops17h 11m

$256

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Philadelphia to District of Columbia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Friday when prices can be found for as low as $646. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Philadelphia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $865.

What is the cheapest time of day to depart on your flight to District of Columbia?

Flying to District of Columbia from Philadelphia in the morning is the least expensive time of day to depart. momondo users have found prices as low as $664 when looking at flights departing in the morning. Flights to District of Columbia are more costly at noon, with an average ticket price of $1,064. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Philadelphia to District of Columbia flight route?

Fly from Philadelphia to Washington, D.C. Dulles Intl for the best Philadelphia - District of Columbia flight prices

What cabin class options are available on Philadelphia to District of Columbia flights?

There are 4 cabin classes available to choose from on Philadelphia to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Philadelphia to District of Columbia flights?

You could potentially save up to 67% on your flight if you consider stops on a Philadelphia to District of Columbia flight.

Cheap Philadelphia to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to District of Columbia

Best Price Found	$328
Fastest flight time	1h 08m
Direct flights	Every day
Airports in District of Columbia	2 airports

The best one-way flight to District of Columbia from Philadelphia in the past 72 hours is $328. The best round-trip flight deal from Philadelphia to District of Columbia found on momondo in the last 72 hours is $448.

The fastest flight from Philadelphia to District of Columbia takes 1h 08m

Direct flights go from Philadelphia to District of Columbia every day.

There are 2 airports in District of Columbia. From Philadelphia there are direct flights to Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD).

Search flight deals

When did momondo last update prices for flights from Philadelphia Airport to District of Columbia?
Prices for flights from Philadelphia Airport to District of Columbia are updated daily.
How many operators does momondo search for flights from Philadelphia Airport to District of Columbia?
The number of operators available for flights from Philadelphia Airport to District of Columbia is 2 as of March 2026.
How old do you have to be to fly from Philadelphia Airport to District of Columbia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The necessary travel and health documents for your District of Columbia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Philadelphia to District of Columbia?
Based on momondo bookings for flights between Philadelphia and District of Columbia, the leading plane model is Airbus A321neo, making up 13.80% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet 900 with 6.56%, Airbus A321-100/200 with 5.88%, and Boeing 737 MAX 8 with 5.43%.

Best airlines flying from Philadelphia to District of Columbia

Compare and see reviews for airlines that fly from Philadelphia to District of Columbia with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $179	Free Cancellation	Rating 7.1 11,370 reviews		Search American Airlines flights
United Airlines	PriceFrom $189	Free Cancellation	Rating 7.4 9,370 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to District of Columbia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Philadelphia to District of Columbia for you.

Can I find flights from Philadelphia to District of Columbia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Philadelphia to District of Columbia flights to just show those with flexible booking policies.

How can momondo help me find flights from Philadelphia to District of Columbia?

Once you have performed a search for Philadelphia to District of Columbia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Philadelphia to District of Columbia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Philadelphia to District of Columbia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to District of Columbia and let you know when they change.