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Philadelphia

$75+ Cheap flights from Boston to Philadelphia (BOS - 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PHL
May 17 — May 241
Sun 5/17
Sun 5/24
1 adult, Economy
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Find cheap flights from Boston 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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3. Compare prices and book

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Cheapflights Tip: The best prices from Boston Logan Intl to Philadelphia are usually found in July or October, booked 38 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Boston to Philadelphia

Cheapest flights from Boston to Philadelphia
Explore the most affordable flight options available from Boston to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2026.

This Frontier deal was found by Cheapflights users on 4/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:00 am
BOS
-
PHL
1 stop13h 14m
Frontier
Mon 5/114:35 pm
PHL
-
BOS
1 stop8h 49m
Frontier
Deal found 4/12$140
This Booking.com deal was found by Cheapflights users on 4/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
BOS
-
PHL
1 stop7h 15m
Frontier
Wed 5/64:35 pm
PHL
-
BOS
1 stop8h 49m
Frontier
Deal found 4/13$141
This Super.com deal was found by Cheapflights users on 4/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
BOS
-
PHL
1 stop7h 15m
Frontier
Fri 5/86:57 pm
PHL
-
BOS
1 stop16h 09m
Frontier
Deal found 4/13$146
This Kiwi.com deal was found by Cheapflights users on 4/12. 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 5/111:06 am
BOS
-
PHL
1 stop20h 35m
Frontier
Tue 5/54:35 pm
PHL
-
BOS
1 stop8h 49m
Frontier
Deal found 4/12$149
This CheapOair deal was found by Cheapflights users on 4/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1210:07 am
BOS
-
PHL
1 stop22h 52m
Frontier
Tue 5/196:10 pm
PHL
-
BOS
1 stop15h 02m
Frontier
Deal found 4/12$151
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/211:16 am
BOS
-
PHL
1 stop7h 58m
Frontier
Tue 5/54:35 pm
PHL
-
BOS
1 stop8h 49m
Frontier
Deal found 4/14$155
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 4/3011:06 am
BOS
-
PHL
1 stop20h 35m
Frontier
Tue 5/54:35 pm
PHL
-
BOS
1 stop8h 49m
Frontier
Deal found 4/14$157
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 5/111:06 am
BOS
-
PHL
1 stop10h 25m
Frontier
Wed 5/64:35 pm
PHL
-
BOS
1 stop8h 49m
Frontier
Deal found 4/13$158
This Priceline deal was found by Cheapflights users on 4/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:25 am
BOS
-
PHL
1 stop6h 42m
Multiple Airlines
Mon 5/46:00 am
PHL
-
BOS
Nonstop1h 17m
Multiple Airlines
Deal found 4/14$159
This Expedia deal was found by Cheapflights users on 4/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/412:31 pm
BOS
-
PHL
1 stop6h 39m
Frontier
Wed 5/64:35 pm
PHL
-
BOS
1 stop8h 49m
Frontier
Deal found 4/14$160
This SmartFares deal was found by Cheapflights users on 4/16. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:45 pm
BOS
-
PHL
Nonstop1h 36m
JetBlue
Mon 6/89:22 am
PHL
-
BOS
Nonstop1h 23m
JetBlue
Deal found 4/16$162

Find flight deals from Boston to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 April 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$140
(Frontier)

One-way from

$75
(Super.com)

Popular in

April

Cheapest in

July

Average price

$292

Good round-trip deal

$272 or less

Good one-way deal

$146 or less
Provider with most accurate pricing for Boston Logan Intl-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Philadelphia flights.
Search Deals
From Boston Logan Intl to Philadelphia
Search Deals
One-way flight from Boston Logan Intl to Philadelphia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Philadelphia.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Philadelphia.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 April 17, 2026.
Use the filters below to find and compare flights from Boston to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonPhiladelphia

BOS - PHL

BOSPHL

Boston Logan Intl

Thu 5/28

11:25 am-1:01 pm

Nonstop1h 36m

Philadelphia

Mon 6/1

6:31 pm-8:10 pm

Nonstop1h 39m

$167

BostonPhiladelphia

BOS - PHL

BOSPHL

Boston Logan Intl

Thu 5/7

7:05 am-8:46 am

Nonstop1h 41m

Philadelphia

Wed 5/13

6:00 am-7:36 am

Nonstop1h 36m

$167

BostonPhiladelphia

BOS - PHL

BOSPHL

Boston Logan Intl

Sat 5/23

5:15 pm-7:02 pm

Nonstop1h 47m

Philadelphia

Mon 5/25

6:00 am-7:36 am

Nonstop1h 36m

$167

BostonPhiladelphia

BOS - PHL

BOSPHL

Boston Logan Intl

Tue 5/19

8:35 pm-10:09 pm

Nonstop1h 34m

Philadelphia

Wed 5/27

6:00 am-7:36 am

Nonstop1h 36m

$167

BostonPhiladelphia

BOS - PHL

BOSPHL

Boston Logan Intl

Sat 6/20

6:04 am-7:38 am

Nonstop1h 34m

Philadelphia

Mon 6/22

8:55 pm-10:26 pm

Nonstop1h 31m

$185
Quickest round-trip

BostonPhiladelphia

BOS - PHL

BOSPHL

Boston Logan Intl

Sat 5/9

8:05 pm-9:41 pm

Nonstop1h 36m

Philadelphia

Wed 5/13

6:00 am-7:19 am

Nonstop1h 19m

$185

BostonPhiladelphia

BOS - PHL

BOSPHL

Boston Logan Intl

Mon 6/15

6:50 am-8:31 am

Nonstop1h 41m

Philadelphia

Tue 6/16

6:00 am-7:30 am

Nonstop1h 30m

$237

BostonPhiladelphia

BOS - PHL

BOSPHL

Boston Logan Intl

Fri 5/22

4:10 pm-5:51 pm

Nonstop1h 41m

Philadelphia

Sat 5/23

6:00 am-7:36 am

Nonstop1h 36m

$252

BostonPhiladelphia

BOS - PHL

BOSPHL

Boston Logan Intl

Thu 5/21

5:45 am-9:45 am

1 stop4h 00m

Philadelphia

Mon 5/25

6:10 am-10:20 am

1 stop4h 10m

$253

BostonPhiladelphia

BOS - PHL

BOSPHL

Boston Logan Intl

Sat 5/23

7:27 pm-11:44 pm

1 stop4h 17m

Philadelphia

Mon 5/25

6:10 am-10:20 am

1 stop4h 10m

$261

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Boston 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 Boston to Philadelphia in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*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 Boston-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-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 Boston-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 Boston to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Boston 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 Boston to Philadelphia

How far ahead should I book a flight from Boston to Philadelphia?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Philadelphia. Price data was last updated on April 10, 2026.

The price you pay for your flight from Boston to Philadelphia may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, July is the cheapest month in which you can book a flight from Boston to Philadelphia (average of $207). Flying from Boston to Philadelphia in April is currently the most expensive (average of $292). 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.

What is the cheapest time of day to fly from BOS to PHL?

Find hourly flight availability from Boston to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2026.

It’s optimal to fly from Boston to Philadelphia in the evening. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Boston to Philadelphia?

Use this chart to determine the cheapest time to fly round-trip from Boston to Philadelphia. Price data was last updated on April 11, 2026.

Travelers seeking maximum savings on their Boston to Philadelphia flight should consider departing on Thursday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Boston to Philadelphia?

The best insider tips for Boston to Philadelphia flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Philadelphia trip
Our travel experts
Mark Chesnut

Mark Chesnut

Expert on PHL

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more
Paul Rubio

Paul Rubio

Expert on BOS

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated April 17, 2026.
Read through reviews of airlines operating flights from Boston to Philadelphia, such as Alaska Airlines,Delta, andJetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,253 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.0

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,253 reviews
Alaska Airlines
7.9
Good
12,253 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.0

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Delta
7.9
Good
8,409 reviews
Alaska Airlines
7.9
Good
12,253 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.0

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
JetBlue
7.2
Good
2,939 reviews
Alaska Airlines
7.9
Good
12,253 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.0

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
American Airlines
7.1
Good
11,595 reviews
Alaska Airlines
7.9
Good
12,253 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.0

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Frontier
5.7
Fair
2,986 reviews
Alaska Airlines
7.9
Good
12,253 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.0

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Related info for your journey

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

  • What airports do I use to fly from Boston to Philadelphia?

    If you book a flight from Boston to Philadelphia, you will be flying from Logan Intl to Philadelphia. Flights to Philadelphia (PHL) from Boston Logan Intl (BOS) take 1h 34m for a nonstop flight. There are 35 flights from Logan Intl to Philadelphia per day from 5 airlines.

  • How popular is this Boston to Philadelphia flight route?

    Within the past month, 47 users have taken a look at flights from Boston Logan Intl to Philadelphia.

  • How long is the flight from Boston to Philadelphia?

    Airlines like Delta fly from Boston to Philadelphia in about 1h 36m. The time it takes to get you to your destination is usually consistent. The distance between Boston and Philadelphia is about 279 mi. All flights are typically nonstop.

  • What are the cheapest airlines flying from Boston to Philadelphia round-trip?

    According to our current data, Frontier ($39), JetBlue ($93), and Delta ($96) offers the cheapest pricing from Boston to Philadelphia. Users have found that Frontier is 84% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Boston to Philadelphia one-way?

    $39 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on JetBlue and Delta, with prices starting from $68 and $69, respectively.

  • What are the most reliable airlines from Boston to Philadelphia?

    The top 3 most reliable airlines when flying from Boston to Philadelphia are EL AL (92%), Japan Airlines (91%) and Alaska Airlines (84%).

  • What are the cheapest flights from Boston to Philadelphia?

    While on average a flight from Boston to Philadelphia is generally $766, our data shows the cheapest flight currently is $93. When looking at the most popular route, (Boston Logan Intl - Philadelphia), you can expect to pay $153 for that flight.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Boston to Philadelphia (average of $207). Flying from Boston to Philadelphia in April is currently the most expensive (average of $292). 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
King of Prussia
Reading
Camden
Ocean City
Lewes
Dewey Beach
Pottstown
Ephrata
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Chester
Newark

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.

Top 5 airlines flying from Boston to Philadelphia

Discover the top 5 airlines that operate flights from Boston to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$39Average$113FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$93Average$220FlexibilityNo cancel feeOn-time62%
DeltaCheapest$96Average$204FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$145Average$257FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$151Average$288FlexibilityNo cancel feeOn-time71%

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