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Cheap flights from Philadelphia to Washington, D.C. from $101

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Washington, D.C. departing on 10/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Find the cheapest flights from Philadelphia to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:10 am - 12:15 pm
PHL
-
BWI
28h 05m
1 stop
Frontier Logo
1:33 pm - 12:44 am
BWI
-
PHL
11h 11m
1 stop
$182Frontier
Thu, Jun 4 - Thu, Jun 11
Frontier Logo
8:43 pm - 10:57 pm
PHL
-
BWI
26h 14m
2 stops
Frontier Logo
7:27 pm - 12:31 am
BWI
-
PHL
29h 04m
1 stop
$208Frontier
Wed, Jun 3 - Wed, Jun 10
Frontier Logo
5:32 pm - 4:22 pm
PHL
-
BWI
22h 50m
2 stops
Frontier Logo
1:33 pm - 12:44 am
BWI
-
PHL
11h 11m
1 stop
$213Frontier
Thu, Jun 4 - Thu, Jun 11
Frontier Logo
6:00 am - 7:43 am
PHL
-
BWI
25h 43m
2 stops
Frontier Logo
1:10 pm - 12:44 am
BWI
-
PHL
11h 34m
1 stop
$223Frontier
Tue, Jun 2 - Tue, Jun 9
Frontier Logo
1:52 pm - 1:00 pm
PHL
-
BWI
23h 08m
1 stop
Frontier Logo
1:55 pm - 11:43 pm
BWI
-
PHL
9h 48m
1 stop
$235Frontier
Thu, Sep 24 - Sun, Sep 27
Frontier Logo
9:16 pm - 9:15 am
PHL
-
BWI
11h 59m
1 stop
Frontier Logo
7:44 pm - 6:10 pm
BWI
-
PHL
22h 26m
1 stop
$236Frontier
Tue, Jun 2 - Tue, Jun 9
Frontier Logo
6:00 am - 7:43 am
PHL
-
BWI
25h 43m
2 stops
Frontier Logo
9:52 am - 1:06 am
BWI
-
PHL
15h 14m
1 stop
$239Frontier
Sat, May 30 - Sat, Jun 6
Frontier Logo
8:43 pm - 9:53 am
PHL
-
BWI
13h 10m
1 stop
Frontier Logo
7:27 pm - 12:31 am
BWI
-
PHL
29h 04m
1 stop
$241Frontier
Wed, Jun 3 - Wed, Jun 10
Frontier Logo
5:32 pm - 6:49 pm
PHL
-
BWI
25h 17m
1 stop
Frontier Logo
1:33 pm - 12:44 am
BWI
-
PHL
11h 11m
1 stop
$245Frontier
Mon, Jun 8 - Thu, Jun 11
Frontier Logo
8:43 pm - 10:42 am
PHL
-
BWI
13h 59m
1 stop
Frontier Logo
8:31 am - 12:44 am
BWI
-
PHL
16h 13m
2 stops
$251Frontier
Mon, Jun 8 - Thu, Jun 11

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Frontier flights from Philadelphia to Baltimore

Our best Frontier deals on Philadelphia to Baltimore flight tickets
Frontier
Jun 4
PHL8:10 amPhiladelphia
28h 05m
1 stop
BWI12:15 pmBaltimore/Washington
Jun 11
BWI1:33 pmBaltimore/Washington
11h 11m
1 stop
PHL12:44 amPhiladelphia
$182
Frontier
Jun 3
PHL8:43 pmPhiladelphia
26h 14m
2 stops
BWI10:57 pmBaltimore/Washington
Jun 10
BWI7:27 pmBaltimore/Washington
29h 04m
1 stop
PHL12:31 amPhiladelphia
$208
Frontier
Jun 4
PHL5:32 pmPhiladelphia
22h 50m
2 stops
BWI4:22 pmBaltimore/Washington
Jun 11
BWI1:33 pmBaltimore/Washington
11h 11m
1 stop
PHL12:44 amPhiladelphia
$213

Southwest flights from Philadelphia to Baltimore

Our best Southwest deals on Philadelphia to Baltimore flight tickets
Southwest
May 10
PHL4:25 pmPhiladelphia
5h 10m
1 stop
BWI9:35 pmBaltimore/Washington
May 12
BWI5:10 pmBaltimore/Washington
4h 50m
1 stop
PHL10:00 pmPhiladelphia
$594
Southwest
May 17
PHL11:15 amPhiladelphia
5h 45m
1 stop
BWI5:00 pmBaltimore/Washington
May 19
BWI5:10 pmBaltimore/Washington
4h 50m
1 stop
PHL10:00 pmPhiladelphia
$603
Southwest
May 12
PHL9:10 amPhiladelphia
7h 00m
1 stop
BWI4:10 pmBaltimore/Washington
May 14
BWI8:10 amBaltimore/Washington
4h 45m
1 stop
PHL12:55 pmPhiladelphia
$613

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Baltimore 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, momondo users made 832,500 searches. Data last updated May 7, 2026.
Use the filters below to find and compare flights from Philadelphia to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Thu 6/4

8:10 am-12:15 pm

1 stop28h 05m

Baltimore/Washington

Thu 6/11

1:33 pm-12:44 am

1 stop11h 11m

$182

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Wed 6/3

8:43 pm-10:57 pm

2 stops26h 14m

Baltimore/Washington

Wed 6/10

7:27 pm-12:31 am

1 stop29h 04m

$208

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Thu 6/4

5:32 pm-4:22 pm

2 stops22h 50m

Baltimore/Washington

Thu 6/11

1:33 pm-12:44 am

1 stop11h 11m

$213

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Tue 6/2

6:00 am-7:43 am

2 stops25h 43m

Baltimore/Washington

Tue 6/9

1:10 pm-12:44 am

1 stop11h 34m

$223

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Thu 9/24

1:52 pm-1:00 pm

1 stop23h 08m

Baltimore/Washington

Sun 9/27

1:55 pm-11:43 pm

1 stop9h 48m

$235

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Tue 6/2

9:16 pm-9:15 am

1 stop11h 59m

Baltimore/Washington

Tue 6/9

7:44 pm-6:10 pm

1 stop22h 26m

$236

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Sat 5/30

6:00 am-7:43 am

2 stops25h 43m

Baltimore/Washington

Sat 6/6

9:52 am-1:06 am

1 stop15h 14m

$239

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Wed 6/3

8:43 pm-9:53 am

1 stop13h 10m

Baltimore/Washington

Wed 6/10

7:27 pm-12:31 am

1 stop29h 04m

$241

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Mon 6/8

5:32 pm-6:49 pm

1 stop25h 17m

Baltimore/Washington

Thu 6/11

1:33 pm-12:44 am

1 stop11h 11m

$245
Quickest round-trip

PhiladelphiaBaltimore

PHL - BWI

PHLBWI

Philadelphia

Mon 6/8

8:43 pm-10:42 am

1 stop13h 59m

Baltimore/Washington

Thu 6/11

8:31 am-12:44 am

2 stops16h 13m

$251

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Philadelphia to Baltimore

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

What is the cheapest airline that flies from Philadelphia to Baltimore/Washington?

Frontier is the most popular carrier operating from Philadelphia to Baltimore/Washington

What airlines fly to Baltimore?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Baltimore from Philadelphia according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 4 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

When to book flights from Philadelphia to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Baltimore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Baltimore (PHL to BWI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Baltimore

Fastest flight time

6h 58m

Direct flights

None
The fastest flight from Philadelphia to Baltimore takes 6h 58m
There are no direct flights from Philadelphia to Baltimore. There are no popular flight routes from Philadelphia to Baltimore.
Search flight deals

Frequently asked questions about flying from Philadelphia to Baltimore

  • How far is Philadelphia to Baltimore/Washington by plane?

    Philadelphia and Baltimore/Washington are 90.1 mi apart from one another. 6h 58m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Philadelphia Airport to Baltimore/Washington Airport?

    Prices for flights from Philadelphia Airport to Baltimore/Washington Airport refresh daily.

  • How old do you have to be to fly from Philadelphia Airport to Baltimore/Washington Airport?

    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 Baltimore/Washington Airport.

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

    The travel and health documents you'll need for your trip to Baltimore/Washington Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Baltimore/Washington Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Baltimore?

It is quick and easy to find Philadelphia to Baltimore flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Baltimore that suits you.

Can I find flights from Philadelphia to Baltimore with flexible booking policies on momondo?

Flights from Philadelphia to Baltimore with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Philadelphia to Baltimore?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Baltimore from Philadelphia.

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

If you are simply researching potential flights to Baltimore, momondo offers a useful price alert feature which will track prices for flights to Baltimore from Philadelphia and alert you when they change.

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