BWI - PHL

$89 Find Cheap Flights from Baltimore to Philadelphia

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Baltimore to Philadelphia departing on 9/29. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Philadelphia

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Baltimore to Philadelphia, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Baltimore to Philadelphia, as well as popular online travel agencies
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Flight Deals

Cheap Flights from Baltimore to Philadelphia (BWI-PHL)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Baltimore to Philadelphia that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Baltimore to Philadelphia

Mon, Sep 29 - Fri, Oct 3
Frontier Logo
7:45 pm - 12:36 amBWI-PHL
4h 51m1 stop
Frontier Logo
6:00 am - 4:50 pmPHL-BWI
10h 50m1 stop
$153Frontier
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Wed, Oct 1 - Sun, Oct 5
Frontier Logo
8:12 am - 1:50 pmBWI-PHL
5h 38m1 stop
Frontier Logo
11:24 am - 8:05 pmPHL-BWI
8h 41m1 stop
$155Frontier
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Sat, Oct 18 - Sun, Oct 19
Frontier Logo
2:20 pm - 10:30 pmBWI-PHL
8h 10m1 stop
Frontier Logo
6:00 am - 10:35 amPHL-BWI
4h 35m1 stop
$157Frontier
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Wed, Oct 22 - Sun, Oct 26
Frontier Logo
8:45 am - 4:35 pmBWI-PHL
7h 50m1 stop
Frontier Logo
6:00 am - 10:35 amPHL-BWI
4h 35m1 stop
$172Frontier
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Sun, Oct 26 - Tue, Oct 28
Multiple Airlines Logo
12:20 pm - 12:34 pmBWI-PHL
24h 14m1 stop
Multiple Airlines Logo
6:50 pm - 12:40 pmPHL-BWI
17h 50m1 stop
$199Multiple Airlines
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Mon, Dec 15 - Wed, Jan 7
Multiple Airlines Logo
3:01 pm - 4:49 pmBWI-PHL
25h 48m1 stop
Multiple Airlines Logo
11:07 am - 11:54 pmPHL-BWI
12h 47m1 stop
$201Multiple Airlines
Find Deal
Thu, Oct 2 - Wed, Oct 8
Spirit Airlines Logo
6:38 am - 12:17 amBWI-PHL
17h 39m2 stops
Spirit Airlines Logo
5:33 am - 2:48 pmPHL-BWI
9h 15m1 stop
$213Spirit Airlines
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Tue, Dec 16 - Tue, Jan 6
Spirit Airlines Logo
2:30 pm - 12:32 amBWI-PHL
10h 02m1 stop
Spirit Airlines Logo
7:00 am - 8:32 pmPHL-BWI
13h 32m1 stop
$220Spirit Airlines
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Tue, Dec 23 - Tue, Dec 30
Delta Logo
10:22 am - 12:29 amBWI-PHL
14h 07m1 stop
Delta Logo
7:19 pm - 10:48 amPHL-BWI
15h 29m1 stop
$383Delta
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Mon, Dec 22 - Tue, Dec 30
Delta Logo
6:55 pm - 9:26 amBWI-PHL
14h 31m1 stop
Delta Logo
5:44 pm - 10:48 amPHL-BWI
17h 04m1 stop
$397Delta
Find Deal

Everything you should know

Cheapest round-trip
$153
Frontier
Mon 9/29Fri 10/3
BWI - PHL • 1 stop
Cheapest one-way
$89
Multiple Airlines
Mon 9/29
BWI - PHL • 1 stop
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Philadelphia!
Booking Insights

KAYAK's insights & trends for Baltimore to Philadelphia flights

Get data-powered insights and trends into flights from Baltimore to Philadelphia to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Baltimore to Philadelphia?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Baltimore to Philadelphia were found on Frontier ($153) and Spirit Airlines ($213).

Find deals

Good to know

Cheapest flight$89
Flight from Baltimore to Philadelphia

When to book flights from Baltimore to Philadelphia

Are your dates flexible? Find out the best times to travel from Baltimore to Philadelphia based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Baltimore to Philadelphia

  • What is the cheapest flight from Baltimore to Philadelphia?

    In the last 3 days, the lowest price for a flight from Baltimore to Philadelphia was $89 for a one-way ticket and $153 for a round-trip.

  • Do I need a passport to fly between Baltimore and Philadelphia?

    No

  • Which airports will I be using when flying from Baltimore to Philadelphia?

    When flying out of Baltimore you will be using Baltimore/Washington. You will be landing at Philadelphia, also known as Philadelphia.

  • Which aircraft models fly most regularly from Baltimore to Philadelphia?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Baltimore to Philadelphia?

    Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between Baltimore and Philadelphia, with SkyTeam being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Baltimore to Philadelphia?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Baltimore to Philadelphia.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Baltimore to Philadelphia?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from Baltimore is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Baltimore to Philadelphia?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Philadelphia with an airline and back to Baltimore with another airline. Booking your flights between Baltimore and PHL can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Baltimore to Philadelphia?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Philadelphia from Baltimore up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Baltimore to Philadelphia

Information on your arrival and departure airports

Baltimore (BWI)
Philadelphia (PHL)

Compare transportation modes for Baltimore to Philadelphia

Transportation modeAverage priceAverage duration
Flights4h 51m
Trains$291h 17m

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