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$72+ Cheap flights from Baltimore to Philadelphia (BWI - PHL)

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — PHL
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Baltimore to Philadelphia

Cheapest flights from Baltimore to Philadelphia
Explore the most affordable flight options available from Baltimore to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:00 am
BWI
-
PHL
1 stop18h 57m
Frontier
Wed 3/411:40 am
PHL
-
BWI
1 stop6h 07m
Frontier
Deal found 1/18$131
This Kiwi.com deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:00 am
BWI
-
PHL
1 stop12h 11m
Frontier
Mon 3/27:18 pm
PHL
-
BWI
1 stop21h 55m
Frontier
Deal found 1/19$133
This Kiwi.com deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2812:30 pm
BWI
-
PHL
1 stop11h 51m
Multiple Airlines
Wed 3/46:45 pm
PHL
-
BWI
1 stop5h 46m
Multiple Airlines
Deal found 1/18$141
This Kiwi.com deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/173:19 pm
BWI
-
PHL
1 stop9h 33m
Frontier
Thu 3/195:05 am
PHL
-
BWI
1 stop9h 19m
Frontier
Deal found 1/18$158
This Kiwi.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:19 pm
BWI
-
PHL
1 stop19h 40m
Frontier
Thu 3/127:10 pm
PHL
-
BWI
1 stop19h 14m
Frontier
Deal found 1/20$161
This Kiwi.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/41:00 pm
BWI
-
PHL
1 stop10h 43m
Multiple Airlines
Sun 2/88:00 am
PHL
-
BWI
2 stops40h 36m
Multiple Airlines
Deal found 1/20$166
This Kiwi.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/41:00 pm
BWI
-
PHL
1 stop10h 43m
Multiple Airlines
Thu 2/123:02 pm
PHL
-
BWI
1 stop5h 16m
Multiple Airlines
Deal found 1/20$172
This Kiwi.com deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/21:00 pm
BWI
-
PHL
1 stop26h 41m
Multiple Airlines
Fri 2/66:18 pm
PHL
-
BWI
1 stop14h 13m
Multiple Airlines
Deal found 1/17$173
This Kiwi.com deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/31:00 pm
BWI
-
PHL
1 stop10h 14m
Multiple Airlines
Sat 2/75:40 pm
PHL
-
BWI
1 stop14h 51m
Multiple Airlines
Deal found 1/19$180

Find flight deals from Baltimore to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$131
(Kiwi.com)

One-way from

$72
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$473
Provider with most accurate pricing for Baltimore/Washington-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Philadelphia flights.
Search Deals
From Baltimore/Washington to Philadelphia
Search Deals
One-way flight from Baltimore/Washington to Philadelphia
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Philadelphia 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, Cheapflights users made 2,558,603 searches. Data last updated January 20, 2026.
Use the filters below to find and compare flights from Baltimore to Philadelphia that are best for you.

Fly from

Baltimore

Fly to

Philadelphia

Route

Depart

Return

Price

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Fri 2/27

6:00 am-6:11 pm

1 stop12h 11m

Philadelphia

Mon 3/2

7:18 pm-5:13 pm

1 stop21h 55m

$133

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Sat 2/28

12:30 pm-12:21 am

1 stop11h 51m

Philadelphia

Wed 3/4

6:45 pm-12:31 am

1 stop5h 46m

$141

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Fri 3/20

3:19 pm-12:52 am

1 stop9h 33m

Philadelphia

Wed 3/25

5:05 am-2:24 pm

1 stop9h 19m

$158

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Mon 3/9

3:19 pm-10:59 am

1 stop19h 40m

Philadelphia

Thu 3/12

7:10 pm-2:24 pm

1 stop19h 14m

$161

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Wed 2/4

1:00 pm-11:43 pm

1 stop10h 43m

Philadelphia

Sun 2/8

8:00 am-12:36 am

2 stops40h 36m

$166

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Wed 2/4

1:00 pm-11:43 pm

1 stop10h 43m

Philadelphia

Thu 2/12

3:02 pm-8:18 pm

1 stop5h 16m

$172

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Sat 2/28

6:42 pm-7:32 am

2 stops12h 50m

Philadelphia

Wed 3/4

6:45 pm-12:31 am

1 stop5h 46m

$173

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Tue 2/3

1:00 pm-11:14 pm

1 stop10h 14m

Philadelphia

Sat 2/7

5:40 pm-8:31 am

1 stop14h 51m

$180

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Thu 2/12

5:58 pm-1:01 am

1 stop7h 03m

Philadelphia

Sun 2/15

9:08 pm-7:59 am

1 stop10h 51m

$198

BaltimorePhiladelphia

BWI - PHL

BWIPHL

Baltimore/Washington

Fri 3/20

3:19 pm-12:52 am

1 stop9h 33m

Philadelphia

Wed 3/25

9:53 am-12:41 am

2 stops14h 48m

$203

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 18 results
1
2

Compare providers for flights from Baltimore to Philadelphia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Philadelphia in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Baltimore-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Philadelphia flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Baltimore with our price prediction graph.
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 Baltimore to Philadelphia

What is the cheapest month to book a flight from Baltimore to Philadelphia?

Currently, April is the cheapest month in which you can book a flight from Baltimore to Philadelphia (average of $54). Flying from Baltimore to Philadelphia in August is currently the most expensive (average of $117). 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.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Baltimore to Philadelphia?

    There are many flights that can get you from Baltimore to Philadelphia in 12h 11m. Fly via Frontier to get the fastest option. Baltimore and Philadelphia are separated by a distance of 90 mi.

  • Can I find deals for flights from Baltimore to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Baltimore to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Philadelphia.

  • Can I find deals for business class flights from Baltimore to Philadelphia?

    Yes. Cheapflights offers flight deals from Baltimore to Philadelphia 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 Baltimore to Philadelphia?

    Currently, April is the cheapest month in which you can book a flight from Baltimore to Philadelphia (average of $54). Flying from Baltimore to Philadelphia in August is currently the most expensive (average of $117). 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
King of Prussia
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Newark
Chester

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Baltimore to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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