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

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

What airlines fly to Philadelphia?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Philadelphia from Baltimore according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 4 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Baltimore/Washington Airport to Philadelphia Airport are refreshed on a daily basis.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The travel and health documents you'll need for your trip to Philadelphia 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 Philadelphia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$89 Cheap Flights from Baltimore to Philadelphia in 2026

Find the cheapest flights from Baltimore to Philadelphia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:22 am - 6:14 pm-

7h 52m

12:40 pm - 11:04 pm-

10h 24m

$186Frontier

Tue, Sep 29 - Fri, Oct 2

9:29 pm - 7:36 am-

10h 07m

12:43 pm - 6:34 pm-

5h 51m

$188Frontier

Sun, Oct 18 - Thu, Oct 22

9:25 pm - 7:16 am-

9h 51m

12:40 pm - 9:58 pm-

9h 18m

$189Frontier

Mon, Sep 14 - Wed, Sep 16

3:10 pm - 12:09 am-

8h 59m

5:32 pm - 11:04 pm-

5h 32m

$191Frontier

Wed, Sep 30 - Fri, Oct 2

6:38 am - 6:14 pm-

11h 36m

7:15 am - 2:11 pm-

6h 56m

$192Frontier

Tue, Sep 29 - Wed, Sep 30

9:32 pm - 12:26 pm-

14h 54m

4:45 pm - 9:25 am-

16h 40m

$193Frontier

Tue, Sep 1 - Tue, Sep 8

10:22 am - 11:18 pm-

12h 56m

8:41 am - 10:54 pm-

14h 13m

$194Frontier

Wed, Sep 23 - Thu, Sep 24

6:45 am - 8:28 pm-

13h 43m

4:45 pm - 7:26 am-

14h 41m

$195Frontier

Fri, Aug 21 - Sun, Aug 23

8:45 am - 8:28 pm-

11h 43m

6:30 am - 7:26 am-

24h 56m

$196Frontier

Sat, Sep 5 - Mon, Sep 7

10:22 am - 11:18 pm-

12h 56m

5:45 pm - 8:31 am-

14h 46m

$197Frontier

Mon, Sep 14 - Mon, Sep 21

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Frontier flights from Baltimore to Philadelphia

Our best Frontier deals on Baltimore to Philadelphia flight tickets

Frontier

Sep 29

BWI10:22 amBaltimore/Washington

7h 52m

1 stop

PHL6:14 pmPhiladelphia

Oct 5

PHL8:41 amPhiladelphia

8h 05m

1 stop

BWI4:46 pmBaltimore/Washington

$186

Frontier

Oct 18

BWI9:29 pmBaltimore/Washington

10h 07m

1 stop

PHL7:36 amPhiladelphia

Oct 22

PHL12:43 pmPhiladelphia

5h 51m

1 stop

BWI6:34 pmBaltimore/Washington

$188

Frontier

Sep 14

BWI9:25 pmBaltimore/Washington

9h 51m

1 stop

PHL7:16 amPhiladelphia

Sep 16

PHL12:40 pmPhiladelphia

9h 18m

1 stop

BWI9:58 pmBaltimore/Washington

$189

Southwest flights from Baltimore to Philadelphia

Our best Southwest deals on Baltimore to Philadelphia flight tickets

Southwest

Aug 15

BWI10:50 amBaltimore/Washington

7h 30m

2 stops

PHL6:20 pmPhiladelphia

Aug 19

PHL7:15 amPhiladelphia

7h 35m

2 stops

BWI2:50 pmBaltimore/Washington

$456

Southwest

Aug 18

BWI10:55 amBaltimore/Washington

7h 05m

2 stops

PHL6:00 pmPhiladelphia

Aug 22

PHL8:55 amPhiladelphia

7h 45m

2 stops

BWI4:40 pmBaltimore/Washington

$489

Southwest

Aug 14

BWI9:05 amBaltimore/Washington

8h 20m

2 stops

PHL5:25 pmPhiladelphia

Aug 17

PHL5:55 amPhiladelphia

8h 50m

2 stops

BWI2:45 pmBaltimore/Washington

$511

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Tue 9/29

10:22 am-6:14 pm

1 stop7h 52m

Philadelphia

Fri 10/2

12:40 pm-11:04 pm

1 stop10h 24m

$186

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Sun 10/18

9:29 pm-7:36 am

1 stop10h 07m

Philadelphia

Thu 10/22

12:43 pm-6:34 pm

1 stop5h 51m

$188

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Mon 9/14

9:25 pm-7:16 am

1 stop9h 51m

Philadelphia

Wed 9/16

12:40 pm-9:58 pm

1 stop9h 18m

$189

Quickest round-trip

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Wed 9/30

3:10 pm-12:09 am

1 stop8h 59m

Philadelphia

Fri 10/2

5:32 pm-11:04 pm

1 stop5h 32m

$191

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Tue 9/29

6:38 am-6:14 pm

1 stop11h 36m

Philadelphia

Wed 9/30

7:15 am-2:11 pm

1 stop6h 56m

$192

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Tue 9/1

9:32 pm-12:26 pm

1 stop14h 54m

Philadelphia

Tue 9/8

4:45 pm-9:25 am

1 stop16h 40m

$193

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Wed 9/23

10:22 am-11:18 pm

1 stop12h 56m

Philadelphia

Thu 9/24

8:41 am-10:54 pm

1 stop14h 13m

$194

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Fri 8/21

6:45 am-8:28 pm

1 stop13h 43m

Philadelphia

Sun 8/23

4:45 pm-7:26 am

1 stop14h 41m

$195

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Sat 9/5

8:45 am-8:28 pm

1 stop11h 43m

Philadelphia

Mon 9/7

6:30 am-7:26 am

1 stop24h 56m

$196

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Mon 9/14

10:22 am-11:18 pm

1 stop12h 56m

Philadelphia

Mon 9/21

5:45 pm-8:31 am

1 stop14h 46m

$197

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 Baltimore to Philadelphia

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

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from Baltimore to Philadelphia is on a Friday. Travelers who choose to depart for Philadelphia on a Friday will often find tickets for as low as $454. On the other hand, Tuesday is the most expensive day to depart from Baltimore because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $695.

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

According to our data, the cheapest time of day to fly to Philadelphia is in the morning. momondo users have found flights departing from Baltimore to Philadelphia in the morning for as low as $445. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the afternoon when prices are around $675.

When to book flights from Baltimore to Philadelphia

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

Estimated round-trip price

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

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

Fastest flight time	6h 10m
Direct flights	None

The fastest flight from Baltimore to Philadelphia takes 6h 10m

There are no direct flights from Baltimore to Philadelphia. There are no popular flight routes from Baltimore to Philadelphia.

Search flight deals

Frequently asked questions about flying from Baltimore to Philadelphia

How far is Baltimore/Washington to Philadelphia by plane?
The distance between Baltimore/Washington and Philadelphia is about 90.1 mi. Flights usually cover this in 6h 10m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Baltimore/Washington Airport to Philadelphia Airport?
Prices for flights from Baltimore/Washington Airport to Philadelphia Airport are refreshed on a daily basis.
How old do you have to be to fly from Baltimore/Washington Airport to Philadelphia Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The travel and health documents you'll need for your trip to Philadelphia 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 Philadelphia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Wildwood

Rehoboth Beach

Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Reading

Essington

Dover

Dewey Beach

North Wildwood

New Castle

Chester

Avalon

Vineland

Lewes

Stone Harbor

Pottstown

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Baltimore to Philadelphia. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Baltimore to Philadelphia 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 Baltimore to Philadelphia?

momondo helps you find the best flight between Baltimore and Philadelphia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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