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Cheap flights from Philadelphia to Washington, D.C. from $75

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 9/16. 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
1 adult, Economy, 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
8:30 am - 5:43 pmPHL  Philadelphia-BWI Baltimore/Washington
9h 13m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
6:28 pm - 7:16 amBWI  Baltimore/Washington-PHL Philadelphia
12h 48m1 stop Atlanta Hartsfield-Jackson
$149Frontier
Sat, Sep 5 - Tue, Sep 8
Frontier Logo
12:40 pm - 9:58 pmPHL  Philadelphia-BWI Baltimore/Washington
9h 18m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
9:25 pm - 7:16 amBWI  Baltimore/Washington-PHL Philadelphia
9h 51m1 stop Atlanta Hartsfield-Jackson
$151Frontier
Tue, Sep 29 - Tue, Oct 6
Frontier Logo
8:41 am - 4:46 pmPHL  Philadelphia-BWI Baltimore/Washington
8h 05m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
10:22 am - 6:14 pmBWI  Baltimore/Washington-PHL Philadelphia
7h 52m1 stop Atlanta Hartsfield-Jackson
$153Frontier
Wed, Sep 30 - Wed, Oct 7
Frontier Logo
12:40 pm - 9:58 pmPHL  Philadelphia-BWI Baltimore/Washington
9h 18m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
9:25 pm - 7:16 amBWI  Baltimore/Washington-PHL Philadelphia
9h 51m1 stop Atlanta Hartsfield-Jackson
$155Frontier
Tue, Sep 15 - Tue, Sep 22
Frontier Logo
5:32 pm - 9:25 amPHL  Philadelphia-BWI Baltimore/Washington
15h 53m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
10:22 am - 6:14 pmBWI  Baltimore/Washington-PHL Philadelphia
7h 52m1 stop Atlanta Hartsfield-Jackson
$156Frontier
Mon, Oct 5 - Wed, Oct 7
Frontier Logo
12:40 pm - 9:58 pmPHL  Philadelphia-BWI Baltimore/Washington
9h 18m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
10:22 am - 6:14 pmBWI  Baltimore/Washington-PHL Philadelphia
7h 52m1 stop Atlanta Hartsfield-Jackson
$163Frontier
Wed, Sep 23 - Sat, Sep 26
Frontier Logo
12:40 pm - 9:58 pmPHL  Philadelphia-BWI Baltimore/Washington
9h 18m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
10:22 am - 6:14 pmBWI  Baltimore/Washington-PHL Philadelphia
7h 52m1 stop Atlanta Hartsfield-Jackson
$164Frontier
Wed, Sep 23 - Sat, Sep 26
Frontier Logo
5:32 pm - 9:25 amPHL  Philadelphia-BWI Baltimore/Washington
15h 53m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
9:25 pm - 7:16 amBWI  Baltimore/Washington-PHL Philadelphia
9h 51m1 stop Atlanta Hartsfield-Jackson
$165Frontier
Mon, Sep 14 - Tue, Sep 15
Frontier Logo
8:41 am - 9:25 amPHL  Philadelphia-BWI Baltimore/Washington
24h 44m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
9:25 pm - 7:16 amBWI  Baltimore/Washington-PHL Philadelphia
9h 51m1 stop Atlanta Hartsfield-Jackson
$167Frontier
Mon, Sep 14 - Mon, Sep 21
Frontier Logo
8:41 am - 9:25 amPHL  Philadelphia-BWI Baltimore/Washington
24h 44m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
9:25 pm - 7:16 amBWI  Baltimore/Washington-PHL Philadelphia
9h 51m1 stop Atlanta Hartsfield-Jackson
$169Frontier
Mon, Sep 14 - Mon, Sep 21

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Frontier flights from Philadelphia to Baltimore

Our best Frontier deals on Philadelphia to Baltimore flight tickets
Frontier
Sep 5
PHL8:30 amPhiladelphia
9h 13m
1 stop
BWI5:43 pmBaltimore/Washington
Sep 8
BWI6:28 pmBaltimore/Washington
12h 48m
1 stop
PHL7:16 amPhiladelphia
$149
Frontier
Sep 29
PHL12:40 pmPhiladelphia
9h 18m
1 stop
BWI9:58 pmBaltimore/Washington
Oct 6
BWI9:25 pmBaltimore/Washington
9h 51m
1 stop
PHL7:16 amPhiladelphia
$151
Frontier
Sep 30
PHL8:41 amPhiladelphia
8h 05m
1 stop
BWI4:46 pmBaltimore/Washington
Oct 7
BWI10:22 amBaltimore/Washington
7h 52m
1 stop
PHL6:14 pmPhiladelphia
$153

JetBlue flights from Philadelphia to Baltimore

Our best JetBlue deals on Philadelphia to Baltimore flight tickets
JetBlue
Aug 31
PHL8:00 amPhiladelphia
6h 53m
1 stop
BWI2:53 pmBaltimore/Washington
Sep 4
BWI3:49 pmBaltimore/Washington
8h 04m
1 stop
PHL11:53 pmPhiladelphia
$659
JetBlue
Aug 28
PHL6:00 amPhiladelphia
8h 53m
1 stop
BWI2:53 pmBaltimore/Washington
Aug 30
BWI8:00 amBaltimore/Washington
8h 06m
1 stop
PHL4:06 pmPhiladelphia
$829

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 August 18, 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 Philadelphia - BWI Baltimore/Washington

PHLBWI

Philadelphia

Sat 9/5

8:30 am-5:43 pm

1 stop9h 13m

Baltimore/Washington

Tue 9/8

6:28 pm-7:16 am

1 stop12h 48m

$149

PhiladelphiaBaltimore

PHL Philadelphia - BWI Baltimore/Washington

PHLBWI

Philadelphia

Tue 9/29

12:40 pm-9:58 pm

1 stop9h 18m

Baltimore/Washington

Tue 10/6

9:25 pm-7:16 am

1 stop9h 51m

$151
Quickest round-trip

PhiladelphiaBaltimore

PHL Philadelphia - BWI Baltimore/Washington

PHLBWI

Philadelphia

Wed 9/30

8:41 am-4:46 pm

1 stop8h 05m

Baltimore/Washington

Wed 10/7

10:22 am-6:14 pm

1 stop7h 52m

$153

PhiladelphiaBaltimore

PHL Philadelphia - BWI Baltimore/Washington

PHLBWI

Philadelphia

Tue 9/15

12:40 pm-9:58 pm

1 stop9h 18m

Baltimore/Washington

Tue 9/22

9:25 pm-7:16 am

1 stop9h 51m

$155

PhiladelphiaBaltimore

PHL Philadelphia - BWI Baltimore/Washington

PHLBWI

Philadelphia

Mon 10/5

5:32 pm-9:25 am

1 stop15h 53m

Baltimore/Washington

Wed 10/7

10:22 am-6:14 pm

1 stop7h 52m

$156

PhiladelphiaBaltimore

PHL Philadelphia - BWI Baltimore/Washington

PHLBWI

Philadelphia

Wed 9/23

12:40 pm-9:58 pm

1 stop9h 18m

Baltimore/Washington

Sat 9/26

10:22 am-6:14 pm

1 stop7h 52m

$163

PhiladelphiaBaltimore

PHL Philadelphia - BWI Baltimore/Washington

PHLBWI

Philadelphia

Wed 9/23

12:40 pm-9:58 pm

1 stop9h 18m

Baltimore/Washington

Sat 9/26

10:22 am-6:14 pm

1 stop7h 52m

$164

PhiladelphiaBaltimore

PHL Philadelphia - BWI Baltimore/Washington

PHLBWI

Philadelphia

Mon 9/14

5:32 pm-9:25 am

1 stop15h 53m

Baltimore/Washington

Tue 9/15

9:25 pm-7:16 am

1 stop9h 51m

$165

PhiladelphiaBaltimore

PHL Philadelphia - BWI Baltimore/Washington

PHLBWI

Philadelphia

Mon 9/14

8:41 am-9:25 am

1 stop24h 44m

Baltimore/Washington

Mon 9/21

9:25 pm-7:16 am

1 stop9h 51m

$167

PhiladelphiaBaltimore

PHL Philadelphia - BWI Baltimore/Washington

PHLBWI

Philadelphia

Mon 9/14

8:41 am-9:25 am

1 stop24h 44m

Baltimore/Washington

Mon 9/21

9:25 pm-7:16 am

1 stop9h 51m

$169

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 53% 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

Best Price Found

$75

Fastest flight time

5h 00m

Direct flights

None
The best one-way flight to Baltimore from Philadelphia in the past 72 hours is $75. The best round-trip flight deal from Philadelphia to Baltimore found on momondo in the last 72 hours is $149.
The fastest flight from Philadelphia to Baltimore takes 5h 00m
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. 5h 00m 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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