Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Boston to Philadelphia from $23

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Philadelphia departing on 2/8. 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
0 bags

Deals available from 900+ travel sites.

Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Boston to Philadelphia

Cheap round-trip flights

These are some of the best round-trip flight deals from Boston to Philadelphia that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Boston to Philadelphia.

Cheap last minute flights

Planning a quick getaway from Boston to Philadelphia? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Philadelphia, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Boston to Philadelphia

Find recent round-trip train or bus tickets from Boston to Philadelphia.

All round-trip flight deals from Boston to Philadelphia

The cheapest plane tickets from Boston to Philadelphia found on KAYAK recently.
12:27 pm - 2:12 pmBOS-PHL
1h 45mnonstop
6:31 am - 7:58 amPHL-BOS
1h 27mnonstop
$53Frontier
Find Deal
Sat, Feb 8 - Mon, Feb 10
12:27 pm - 2:12 pmBOS-PHL
1h 45mnonstop
8:00 am - 9:40 amPHL-BOS
1h 40mnonstop
$54Frontier
Find Deal
Sat, Feb 8 - Sun, Feb 9
3:15 pm - 4:53 pmBOS-PHL
1h 38mnonstop
11:00 am - 12:19 pmPHL-BOS
1h 19mnonstop
$111Delta
Find Deal
Tue, Mar 11 - Wed, Mar 12
6:09 pm - 10:13 amBOS-PHL
16h 04m1 stop
7:35 am - 9:05 amPHL-BOS
1h 30mnonstop
Wed, Mar 19 - Sun, Mar 23
12:54 pm - 2:39 pmBOS-PHL
1h 45mnonstop
6:39 pm - 11:20 amPHL-BOS
16h 41m1 stop
Fri, Mar 7 - Sun, Mar 9
6:15 pm - 8:00 pmBOS-PHL
1h 45mnonstop
8:00 am - 9:31 amPHL-BOS
1h 31mnonstop
$131Delta
Find Deal
Sat, Feb 22 - Sat, Mar 1
7:45 pm - 9:19 pmBOS-PHL
1h 34mnonstop
6:55 am - 8:15 amPHL-BOS
1h 20mnonstop
$159American Airlines
Find Deal
Sat, Feb 8 - Sun, Feb 9
6:00 am - 7:38 amBOS-PHL
1h 38mnonstop
6:00 am - 7:15 amPHL-BOS
1h 15mnonstop
$188JetBlue
Find Deal
Sat, Apr 19 - Tue, Apr 22
7:35 pm - 9:15 pmBOS-PHL
1h 40mnonstop
7:11 pm - 10:30 pmPHL-BOS
3h 19m1 stop
$191American Airlines
Find Deal
Sat, Feb 22 - Tue, Feb 25
5:27 pm - 7:07 pmBOS-PHL
1h 40mnonstop
7:53 pm - 9:14 pmPHL-BOS
1h 21mnonstop
$192JetBlue
Find Deal
Thu, Feb 6 - Mon, Feb 10
12:27 pm - 2:12 pmBOS-PHL
1h 45mnonstop
$23Frontier
Find Deal
Sat, Feb 8
12:27 pm - 2:12 pmBOS-PHL
1h 45mnonstop
$28Frontier
Find Deal
Sat, Feb 1
12:54 pm - 2:39 pmBOS-PHL
1h 45mnonstop
$29Frontier
Find Deal
Thu, Feb 20
8:25 am - 10:08 amBOS-PHL
1h 43mnonstop
$79Delta
Find Deal
Thu, Feb 6
1:36 pm - 3:08 pmBOS-PHL
1h 32mnonstop
$90JetBlue
Find Deal
Wed, Apr 23
7:59 am - 9:40 amBOS-PHL
1h 41mnonstop
$99Delta
Find Deal
Thu, Apr 24
5:45 am - 9:41 amBOS-PHL
3h 56m1 stop
$117United Airlines
Find Deal
Mon, Feb 10
6:00 am - 2:15 pmBOS-PHL
8h 15m1 stop
$119United Airlines
Find Deal
Sat, Feb 22
9:00 am - 4:51 pmBOS-PHL
7h 51m1 stop
$134American Airlines
Find Deal
Sat, Apr 5
8:20 pm - 9:51 pmBOS-PHL
1h 31mnonstop
$164American Airlines
Find Deal
Fri, May 23
12:59 pm - 2:44 pmBOS-PHL
1h 45mnonstop
8:00 am - 9:40 amPHL-BOS
1h 40mnonstop
$127Frontier
Find Deal
Mon, Jan 27 - Sat, Feb 1
12:27 pm - 2:12 pmBOS-PHL
1h 45mnonstop
6:31 am - 7:58 amPHL-BOS
1h 27mnonstop
$147Frontier
Find Deal
Sat, Jan 25 - Mon, Jan 27
11:31 am - 6:55 pmBOS-PHL
7h 24m1 stop
6:39 am - 3:27 pmPHL-BOS
8h 48m1 stop
$154Spirit Airlines
Find Deal
Tue, Jan 28 - Wed, Jan 29
12:59 pm - 2:44 pmBOS-PHL
1h 45mnonstop
8:00 am - 9:40 amPHL-BOS
1h 40mnonstop
$158Frontier
Find Deal
Fri, Jan 24 - Sat, Jan 25
10:49 am - 12:23 pmBOS-PHL
1h 34mnonstop
3:48 pm - 10:33 pmPHL-BOS
6h 45m1 stop
$252American Airlines
Find Deal
Tue, Jan 28 - Tue, Jan 28
7:40 pm - 9:23 pmBOS-PHL
1h 43mnonstop
11:20 am - 12:48 pmPHL-BOS
1h 28mnonstop
$283Delta
Find Deal
Tue, Jan 28 - Fri, Jan 31
6:00 am - 7:42 amBOS-PHL
1h 42mnonstop
11:08 am - 12:29 pmPHL-BOS
1h 21mnonstop
$286American Airlines
Find Deal
Tue, Jan 28 - Tue, Jan 28
8:25 am - 10:08 amBOS-PHL
1h 43mnonstop
6:00 am - 7:34 amPHL-BOS
1h 34mnonstop
$306Delta
Find Deal
Fri, Jan 24 - Wed, Jan 29
5:45 am - 9:41 amBOS-PHL
3h 56m1 stop
6:15 am - 9:55 amPHL-BOS
3h 40m1 stop
$411United Airlines
Find Deal
Sun, Jan 26 - Thu, Jan 30
9:00 am - 10:34 amBOS-PHL
1h 34mnonstop
7:53 pm - 9:14 pmPHL-BOS
1h 21mnonstop
$417JetBlue
Find Deal
Sun, Jan 26 - Sun, Jan 26
12:27 pm - 2:12 pmBOS-PHL
1h 45mnonstop
6:31 am - 7:58 amPHL-BOS
1h 27mnonstop
$53Frontier
Find Deal
Sat, Feb 8 - Mon, Feb 10
12:27 pm - 2:12 pmBOS-PHL
1h 45mnonstop
8:00 am - 9:40 amPHL-BOS
1h 40mnonstop
$54Frontier
Find Deal
Sat, Feb 8 - Sun, Feb 9
12:54 pm - 2:39 pmBOS-PHL
1h 45mnonstop
6:40 am - 8:07 amPHL-BOS
1h 27mnonstop
$56Frontier
Find Deal
Fri, Feb 28 - Sun, Mar 2
12:54 pm - 2:39 pmBOS-PHL
1h 45mnonstop
6:40 am - 8:07 amPHL-BOS
1h 27mnonstop
$57Frontier
Find Deal
Fri, Feb 21 - Thu, Feb 27
3:15 pm - 4:53 pmBOS-PHL
1h 38mnonstop
11:00 am - 12:19 pmPHL-BOS
1h 19mnonstop
$111Delta
Find Deal
Tue, Mar 11 - Wed, Mar 12
10:05 am - 11:35 amBOS-PHL
1h 30mnonstop
1:55 pm - 3:09 pmPHL-BOS
1h 14mnonstop
$126American Airlines
Find Deal
Wed, Feb 26 - Wed, Feb 26
6:15 pm - 8:00 pmBOS-PHL
1h 45mnonstop
8:00 am - 9:31 amPHL-BOS
1h 31mnonstop
$131Delta
Find Deal
Sat, Feb 22 - Sat, Mar 1
6:00 am - 7:42 amBOS-PHL
1h 42mnonstop
7:35 pm - 8:53 pmPHL-BOS
1h 18mnonstop
$139American Airlines
Find Deal
Wed, Feb 12 - Sat, Feb 15
5:27 pm - 7:07 pmBOS-PHL
1h 40mnonstop
12:55 pm - 2:14 pmPHL-BOS
1h 19mnonstop
$162JetBlue
Find Deal
Fri, Feb 7 - Sat, Feb 15
6:00 am - 7:38 amBOS-PHL
1h 38mnonstop
6:00 am - 7:15 amPHL-BOS
1h 15mnonstop
$188JetBlue
Find Deal
Sat, Apr 19 - Tue, Apr 22

Frontier flights from Boston to Philadelphia

Our best Frontier deals on Boston to Philadelphia flight tickets
Frontier
Feb 1
BOS12:27 pmBoston Logan Intl
1h 45m
PHL2:12 pmPhiladelphia
Feb 8
PHL8:00 amPhiladelphia
1h 40m
BOS9:40 amBoston Logan Intl
Frontier
Feb 8
BOS12:27 pmBoston Logan Intl
1h 45m
PHL2:12 pmPhiladelphia
Feb 10
PHL6:31 amPhiladelphia
1h 27m
BOS7:58 amBoston Logan Intl
Frontier
Feb 8
BOS12:27 pmBoston Logan Intl
1h 45m
PHL2:12 pmPhiladelphia
Feb 9
PHL8:00 amPhiladelphia
1h 40m
BOS9:40 amBoston Logan Intl

Spirit Airlines flights from Boston to Philadelphia

Our best Spirit Airlines deals on Boston to Philadelphia flight tickets
Spirit Airlines
Jan 29
BOS11:31 amBoston Logan Intl
7h 24m
1 stop
PHL6:55 pmPhiladelphia
Jan 31
PHL10:05 pmPhiladelphia
10h 21m
1 stop
BOS8:26 amBoston Logan Intl
Spirit Airlines
Feb 22
BOS7:00 pmBoston Logan Intl
21h 07m
1 stop
PHL4:07 pmPhiladelphia
Feb 24
PHL9:35 pmPhiladelphia
17h 45m
1 stop
BOS3:20 pmBoston Logan Intl
Spirit Airlines
Feb 6
BOS3:50 pmBoston Logan Intl
15h 28m
1 stop
PHL7:18 amPhiladelphia
Feb 18
PHL11:04 amPhiladelphia
21h 50m
2 stops
BOS8:54 amBoston Logan Intl

See travel insights to Philadelphia from

How to get the cheapest flight ticket from Boston 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

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Boston is in August. Flight prices, which tend to average around $97, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Philadelphia, with average flight prices from Boston averaging around $117.

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

The cheapest day to depart from Boston to Philadelphia is on a Friday. Travelers who choose to depart for Philadelphia on a Friday will often find tickets for as low as $238. On the other hand, Sunday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $344.

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 evening. momondo users have found flights departing from Boston to Philadelphia in the evening for as low as $207. 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 $461.

What is the cheapest Boston Logan Intl to Philadelphia flight route?

Fly from Boston Logan Intl to Philadelphia for the best Boston Logan Intl - Philadelphia flight prices

How far in advance should I book a flight to Philadelphia?

You are more likely to see cheaper flights to Philadelphia from Boston when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $147 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Boston for as low as $118 on momondo.

What cabin class options are available on Boston Logan Intl to Philadelphia flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Boston to Philadelphia flight prices changed over time?

As of January 2025, prices for Boston to Philadelphia flights are approximately 39% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Philadelphia

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

Cheap Boston to Philadelphia (BOS to PHL) flight deals and tips

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

Best Price Found

$23

Fastest flight time

1h 31m

Direct flights

Every day

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from Boston in the past 72 hours is $23. The best round-trip flight deal from Boston to Philadelphia found on momondo in the last 72 hours is $53.
The fastest flight from Boston to Philadelphia takes 1h 31m
Direct flights go from Boston to Philadelphia every day.
There is 1 airport near Philadelphia: Philadelphia (PHL)

  • Is flying the fastest way to get from Boston to Philadelphia?

    The quickest way is to book a flight from Boston to Philadelphia, which can be as quick as 1h 34m onboard American Airlines. You can also get a train from Boston to Philadelphia, or a bus from Boston to Philadelphia which can take you longer to arrive at your destination.

  • Is flying the cheapest way to get from Boston to Philadelphia?

    A flight from Boston to Philadelphia is currently going to be the least expensive option currently available. You can also find deals for a train from Boston to Philadelphia starting at $80, or consider a bus from Boston to Philadelphia starting at $82. Both of these alternative options are worth considering when looking to reach your destination.

  • How far is Boston Logan Intl to Philadelphia by plane?

    There are 270.0 mi between Boston Logan Intl and Philadelphia. 1h 34m is a normal flight duration for this route.

  • What is the carbon footprint of flying from Boston Logan Intl to Philadelphia?

    The carbon footprint of flying from Boston Logan Intl to Philadelphia is 266lb, on average. You can sort momondo flight search results by CO2. Choosing a train for this journey would reduce your carbon footprint from 266lb to 63lb - that is, by about 77%. Although it takes longer, opting for a bus over an airplane would reduce the carbon footprint of your trip to about 40lb.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Philadelphia Airport?

    Prices for flights from Boston Logan Intl Airport to Philadelphia Airport were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Philadelphia Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Philadelphia Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Philadelphia Airport.

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

    The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Boston to Philadelphia?

  • What is the most popular airline from Boston to Philadelphia?


Best airlines flying from Boston to Philadelphia

Compare and see reviews for airlines that fly from Boston to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $34Free CancellationRating
6.0
3,440 reviews
Search Frontier flights
JetBluePriceFrom $71Free CancellationRating
7.4
3,185 reviews
Search JetBlue flights
DeltaPriceFrom $74Free CancellationRating
8.0
8,508 reviews
Search Delta flights
American AirlinesPriceFrom $128Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $190Free CancellationRating
7.4
8,970 reviews
Search United Airlines flights
  • Delta Flights From Boston to Philadelphia

    Delta operates around 17 flights from Boston to Philadelphia every week. The average price of these flights found in the last 72 hours has been $192, but momondo users have found Delta deals from Boston to Philadelphia from as low as $74 round-trip. Delta has been scored 8.0/10 in 8,508 reviews.

  • JetBlue Flights From Boston to Philadelphia

    JetBlue is also a popular choice for this route. JetBlue flight deals for Boston to Philadelphia start from as low as $71 round-trip, depending on your selected dates, with average JetBlue deals seen on momondo around $189. JetBlue operates 8 flights to Philadelphia from Boston in an average week. Users have rated it 7.4/10 across 3,186 reviews.


Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Rehoboth Beach
Cape May
Ocean City
Wildwood Crest
Reading
King of Prussia
Newark
Dover
Dewey Beach
Cherry Hill
North Wildwood
Lewes
Exton
New Castle
Vineland
Pottstown
West Chester
Essington
Havre de Grace

Why use momondo?

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

Finding the right flight to Philadelphia from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Philadelphia quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Boston to Philadelphia flights to just show those with flexible booking policies.

How can momondo help me find flights from Boston to Philadelphia?

momondo helps you find the best flight between Boston 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 Boston to Philadelphia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Philadelphia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


Choose the best way to get from Boston to Philadelphia

Buses

7h 00m
$16 one-way$82 round-trip
Nonstop · from $821 stop · from $31

Distance to downtown

US31474150.8 mi
40lb CO2

85% less than flights

Find Buses

Boston to Philadelphia Buses

Trains

5h 13m
$40 one-way$80 round-trip
Nonstop · from $80

Distance to downtown

ZFV1.5 mi
64lb CO2

76% less than flights

Find Trains

Boston to Philadelphia Trains

Flights

1h 31m
$23 one-way$53 round-trip
Nonstop · from $531 stop · from $79

Distance to downtown

PHL7.0 mi

An easier way to manage your Philadelphia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Tue 1/28
Tue 2/4
Email me momondo's favorite deals

Find better results for your trip to the United States