$78+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — PHL
Sep 24 — Oct 11
Round-trip
1 adult, Economy
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Find cheap flights from Baltimore to Philadelphia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Baltimore to Philadelphia
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Cheapest flights from Baltimore to PhiladelphiaExplore 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 August 25, 2026.
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 August 25, 2026.
This CheapTickets deal was found by Cheapflights users on 8/23. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:38 am -
1 stop16h 40m
Wed 10/148:30 am -
1 stop16h 04m
Deal found 8/23![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 9/229:25 pm -
1 stop9h 51m
Tue 9/298:41 am -
1 stop8h 05m
Deal found 8/25![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/296:38 am -
1 stop11h 36m
Wed 9/308:41 am -
1 stop8h 05m
Deal found 8/24![Frontier logo]()
$151
This Trip.com deal was found by Cheapflights users on 8/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:00 am -
1 stop17h 18m
Sat 9/2612:40 pm -
1 stop9h 15m
Deal found 8/20![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/3010:22 am -
1 stop7h 52m
Sun 10/44:42 pm -
1 stop17h 21m
Deal found 8/21![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/1210:22 am -
1 stop12h 56m
Sat 9/1912:40 pm -
1 stop9h 15m
Deal found 8/22![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/1910:22 am -
1 stop7h 52m
Thu 9/2412:40 pm -
1 stop10h 03m
Deal found 8/22![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/259:25 pm -
1 stop9h 51m
Mon 9/285:32 pm -
1 stop15h 53m
Deal found 8/24![Frontier logo]()
$184
Best flights from Baltimore to PhiladelphiaDiscover carefully curated flight deals from Baltimore to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
Discover carefully curated flight deals from Baltimore to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
This Trip.com deal was found by Cheapflights users on 8/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:00 am -
1 stop17h 18m
Sat 9/2612:40 pm -
1 stop9h 15m
Deal found 8/20![Frontier logo]()
$165
This Southwest deal was found by Cheapflights users on 8/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:55 am -
2 stops7h 05m
Tue 9/297:15 am -
2 stops7h 35m
Deal found 8/25![Southwest logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 9/229:25 pm -
1 stop9h 51m
Tue 9/297:59 pm -
2 stops20h 47m
Deal found 8/25![Frontier logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Thu 9/2410:22 am -
1 stop7h 52m
Sun 9/278:41 am -
1 stop24h 44m
Deal found 8/21![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/139:25 pm -
1 stop9h 51m
Mon 9/145:32 pm -
1 stop15h 53m
Deal found 8/23![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/189:25 pm -
1 stop9h 51m
Sun 9/2012:40 pm -
1 stop20h 45m
Deal found 8/22![Frontier logo]()
$248
This Southwest deal was found by Cheapflights users on 8/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/204:10 pm -
2 stops7h 05m
Mon 11/235:30 am -
1 stop6h 30m
Deal found 8/24![Southwest logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/209:32 pm -
2 stops33h 44m
Sun 9/278:41 am -
1 stop24h 44m
Deal found 8/23![Frontier logo]()
$267
This Trip.com deal was found by Cheapflights users on 8/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:00 am -
2 stops10h 27m
Sun 9/208:41 am -
2 stops25h 22m
Deal found 8/22![Frontier logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Fri 8/289:32 pm -
1 stop9h 43m
Sun 8/306:00 am -
1 stop30h 25m
Deal found 8/20![Frontier logo]()
$447
Last-minute flights from Baltimore to PhiladelphiaDiscover last-minute flight deals from Baltimore to Philadelphia. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Philadelphia. Data last updated August 25, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/1210:22 am -
1 stop12h 56m
Sat 9/1912:40 pm -
1 stop9h 15m
Deal found 8/22![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 9/1510:22 am -
1 stop7h 52m
Wed 9/168:41 am -
1 stop12h 49m
Deal found 8/25![Frontier logo]()
$190
This Trip.com deal was found by Cheapflights users on 8/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:00 am -
1 stop17h 18m
Sat 9/2612:40 pm -
1 stop9h 15m
Deal found 8/20![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/1910:22 am -
1 stop7h 52m
Thu 9/2412:40 pm -
1 stop10h 03m
Deal found 8/22![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 9/229:25 pm -
1 stop9h 51m
Tue 9/298:41 am -
1 stop8h 05m
Deal found 8/25![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Thu 9/2410:22 am -
1 stop7h 52m
Sun 9/278:41 am -
1 stop24h 44m
Deal found 8/21![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/259:25 pm -
1 stop9h 51m
Mon 9/285:32 pm -
1 stop15h 53m
Deal found 8/24![Frontier logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/296:38 am -
1 stop11h 36m
Wed 9/308:41 am -
1 stop8h 05m
Deal found 8/24![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/3010:22 am -
1 stop7h 52m
Sun 10/44:42 pm -
1 stop17h 21m
Deal found 8/21![Frontier logo]()
$166
One-way flights from Baltimore to PhiladelphiaSearch for one-way flight options from Baltimore to Philadelphia. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
Search for one-way flight options from Baltimore to Philadelphia. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/226:38 am -
1 stop11h 36m
Deal found 8/23![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/2310:22 am -
1 stop7h 52m
Deal found 8/24![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 10/205:40 am -
1 stop12h 35m
Deal found 8/21![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 10/1710:22 am -
1 stop7h 53m
Deal found 8/22![Frontier logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/159:25 pm -
1 stop20h 49m
Deal found 8/24![Frontier logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 9/219:25 pm -
1 stop9h 51m
Deal found 8/25![Frontier logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Thu 10/229:12 pm -
1 stop10h 09m
Deal found 8/21![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Thu 9/249:25 pm -
1 stop9h 51m
Deal found 8/25![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 9/259:25 pm -
1 stop9h 51m
Deal found 8/25![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/189:25 pm -
1 stop20h 49m
Deal found 8/22![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 10/239:12 pm -
1 stop10h 09m
Deal found 8/24![Frontier logo]()
$104
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 August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $145 (CheapTickets) |
One-way from | $78 (Kiwi.com) |
Popular in | March |
Cheapest in | December |
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 7,457,451 searches. Data last updated August 25, 2026.
Use the filters below to find and compare flights from Baltimore to Philadelphia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BaltimorePhiladelphia
BWI Baltimore/Washington - PHL Philadelphia
BWIPHL
Baltimore/Washington
Sat 9/19
6:00 am-11:18 pm
1 stop17h 18m
Philadelphia
Sat 9/26
12:40 pm-9:55 pm
1 stop9h 15m
$165
BaltimorePhiladelphia
BWI Baltimore/Washington - PHL Philadelphia
BWIPHL
Baltimore/Washington
Tue 9/22
9:25 pm-7:16 am
1 stop9h 51m
Philadelphia
Tue 9/29
7:59 pm-4:46 pm
2 stops20h 47m
$187
BaltimorePhiladelphia
BWI Baltimore/Washington - PHL Philadelphia
BWIPHL
Baltimore/Washington
Thu 9/24
10:22 am-6:14 pm
1 stop7h 52m
Philadelphia
Sun 9/27
8:41 am-9:25 am
1 stop24h 44m
$189
BaltimorePhiladelphia
BWI Baltimore/Washington - PHL Philadelphia
BWIPHL
Baltimore/Washington
Sun 9/13
9:25 pm-7:16 am
1 stop9h 51m
Philadelphia
Mon 9/14
5:32 pm-9:25 am
1 stop15h 53m
$225
BaltimorePhiladelphia
BWI Baltimore/Washington - PHL Philadelphia
BWIPHL
Baltimore/Washington
Fri 9/18
9:25 pm-7:16 am
1 stop9h 51m
Philadelphia
Sun 9/20
12:40 pm-9:25 am
1 stop20h 45m
$248
BaltimorePhiladelphia
BWI Baltimore/Washington - PHL Philadelphia
BWIPHL
Baltimore/Washington
Sun 9/20
9:32 pm-7:16 am
2 stops33h 44m
Philadelphia
Sun 9/27
8:41 am-9:25 am
1 stop24h 44m
$267
BaltimorePhiladelphia
BWI Baltimore/Washington - PHL Philadelphia
BWIPHL
Baltimore/Washington
Tue 9/22
10:55 am-6:00 pm
2 stops7h 05m
Philadelphia
Tue 9/29
7:15 am-2:50 pm
2 stops7h 35m
$357
Quickest round-trip
BaltimorePhiladelphia
BWI Baltimore/Washington - PHL Philadelphia
BWIPHL
Baltimore/Washington
Fri 11/20
4:10 pm-11:15 pm
2 stops7h 05m
Philadelphia
Mon 11/23
5:30 am-12:00 pm
1 stop6h 30m
$382
BaltimorePhiladelphia
BWI Baltimore/Washington - PHL Philadelphia
BWIPHL
Baltimore/Washington
Sat 9/19
6:00 am-4:27 pm
2 stops10h 27m
Philadelphia
Sun 9/20
8:41 am-10:03 am
2 stops25h 22m
$407
BaltimorePhiladelphia
BWI Baltimore/Washington - PHL Philadelphia
BWIPHL
Baltimore/Washington
Fri 8/28
9:32 pm-7:15 am
1 stop9h 43m
Philadelphia
Sun 8/30
6:00 am-12:25 pm
1 stop30h 25m
$447
Showing 1-10 of 20 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 FlightHub the most. FlightHub 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.
BWI-PHL
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.
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.
Traveling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
Reading
King of Prussia
Camden
Wildwood Crest
Ocean City
Cherry Hill
Lewes
Plymouth Meeting
Wyomissing
Pottstown
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Vineland
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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