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$93+ Cheap flights from Philadelphia to Boston (PHL - BOS)

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BOS
Jun 21 — Jun 281
Sun 6/21
Sun 6/28
1 adult, Economy
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Find cheap flights from Philadelphia to Boston 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 Philadelphia to Boston Logan Intl are usually found in January or July, booked 81 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Philadelphia to Boston

Cheapest flights from Philadelphia to Boston
Explore the most affordable flight options available from Philadelphia to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2026.

This Flysmarter deal was found by Cheapflights users on 5/21. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:00 am
PHL
-
BOS
Nonstop1h 19m
JetBlue
Sun 6/77:00 am
BOS
-
PHL
Nonstop1h 36m
JetBlue
Deal found 5/21$177
This Cheapflightsfares deal was found by Cheapflights users on 5/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:55 pm
PHL
-
BOS
Nonstop1h 31m
JetBlue
Sun 6/216:04 am
BOS
-
PHL
Nonstop1h 34m
JetBlue
Deal found 5/22$180
This Cheapflightsfares deal was found by Cheapflights users on 5/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/168:28 am
PHL
-
BOS
Nonstop1h 19m
JetBlue
Tue 6/166:21 pm
BOS
-
PHL
Nonstop1h 39m
JetBlue
Deal found 5/21$182
This Super.com deal was found by Cheapflights users on 5/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:30 am
PHL
-
BOS
Nonstop1h 22m
JetBlue
Thu 11/128:00 am
BOS
-
PHL
Nonstop1h 39m
JetBlue
Deal found 5/20$184
This Delta deal was found by Cheapflights users on 5/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:00 am
PHL
-
BOS
Nonstop1h 36m
Delta
Mon 6/88:40 pm
BOS
-
PHL
Nonstop1h 42m
Delta
Deal found 5/18$185
This American Airlines deal was found by Cheapflights users on 5/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/58:55 pm
PHL
-
BOS
Nonstop1h 32m
American Airlines
Sun 6/75:31 am
BOS
-
PHL
Nonstop1h 44m
American Airlines
Deal found 5/19$186
This JetBlue deal was found by Cheapflights users on 5/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/139:20 am
PHL
-
BOS
Nonstop1h 23m
JetBlue
Tue 7/146:21 pm
BOS
-
PHL
Nonstop1h 39m
JetBlue
Deal found 5/20$187
This Expedia deal was found by Cheapflights users on 5/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/94:35 pm
PHL
-
BOS
1 stop8h 52m
Multiple Airlines
Thu 6/116:04 am
BOS
-
PHL
Nonstop1h 34m
Multiple Airlines
Deal found 5/18$189
This Frontier deal was found by Cheapflights users on 5/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/94:35 pm
PHL
-
BOS
1 stop8h 52m
Frontier
Wed 6/1012:01 pm
BOS
-
PHL
1 stop10h 28m
Frontier
Deal found 5/18$190
This CheapOair deal was found by Cheapflights users on 5/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/56:00 am
PHL
-
BOS
Nonstop1h 17m
Multiple Airlines
Tue 6/96:00 am
BOS
-
PHL
1 stop6h 23m
Multiple Airlines
Deal found 5/18$194
This Cheapflightsfares deal was found by Cheapflights users on 5/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/188:55 pm
PHL
-
BOS
Nonstop1h 31m
JetBlue
Sun 6/216:04 am
BOS
-
PHL
Nonstop1h 34m
JetBlue
Deal found 5/22$196

Find flight deals from Philadelphia to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Boston (BOS). 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 May 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$177
(Flysmarter)

One-way from

$93
(Cheapflightsfares)

Popular in

March

Cheapest in

January

Average price

$258

Good round-trip deal

$254 or less

Good one-way deal

$149 or less
Provider with most accurate pricing for Philadelphia-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Boston Logan Intl flights.
Search Deals
From Philadelphia to Boston Logan Intl
Search Deals
One-way flight from Philadelphia to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Philadelphia to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Philadelphia to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Boston 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 May 22, 2026.
Use the filters below to find and compare flights from Philadelphia to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Sat 6/13

7:10 am-8:36 am

Nonstop1h 26m

Boston Logan Intl

Mon 6/15

5:25 pm-7:12 pm

Nonstop1h 47m

$185

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Thu 6/4

6:00 am-7:36 am

Nonstop1h 36m

Boston Logan Intl

Sun 6/7

7:25 am-9:08 am

Nonstop1h 43m

$185

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Tue 6/16

7:45 pm-11:59 pm

1 stop4h 14m

Boston Logan Intl

Fri 6/19

7:27 pm-11:44 pm

1 stop4h 17m

$221

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Tue 7/21

6:00 am-7:30 am

Nonstop1h 30m

Boston Logan Intl

Fri 7/31

6:50 am-8:30 am

Nonstop1h 40m

$221

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Mon 7/20

7:55 pm-9:49 pm

Nonstop1h 54m

Boston Logan Intl

Fri 7/31

6:50 am-8:30 am

Nonstop1h 40m

$221

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Sun 5/31

6:10 am-10:20 am

1 stop4h 10m

Boston Logan Intl

Wed 6/3

5:45 am-9:45 am

1 stop4h 00m

$226

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Mon 6/8

7:59 pm-9:49 pm

Nonstop1h 50m

Boston Logan Intl

Tue 6/9

5:25 pm-7:12 pm

Nonstop1h 47m

$227

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Fri 7/17

6:00 am-7:30 am

Nonstop1h 30m

Boston Logan Intl

Fri 7/17

5:20 pm-7:15 pm

Nonstop1h 55m

$237
Quickest round-trip

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Wed 5/27

9:21 am-10:44 am

Nonstop1h 23m

Boston Logan Intl

Thu 5/28

6:54 am-8:31 am

Nonstop1h 37m

$249

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Mon 7/13

5:00 pm-1:14 am

1 stop8h 14m

Boston Logan Intl

Wed 7/15

8:15 am-2:47 pm

1 stop6h 32m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/22

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Philadelphia to Boston

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 Philadelphia to Boston in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
Trip.comPrice 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 Philadelphia-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Boston 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 Philadelphia-Boston 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 Philadelphia to Boston

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

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

To ensure you get the cheapest price possible for a flight from Philadelphia to Boston, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Boston (average of $187). Flying from Philadelphia to Boston in March is currently the most expensive (average of $282). 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 PHL to BOS?

Find hourly flight availability from Philadelphia to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 22, 2026.

It’s typically best to fly out from Philadelphia to Boston in the morning. Doing so could potentially save you 56% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Boston. Price data was last updated on May 16, 2026.

Travelers seeking maximum savings on their Philadelphia to Boston flight should consider departing on Thursday mornings when fares are most often at their lowest. Saturday 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 Philadelphia to Boston?

The best insider tips for Philadelphia to Boston 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 Philadelphia to Boston trip
Our travel experts
Emily Zemler

Emily Zemler

Expert on Japan Airlines

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
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 Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated May 22, 2026.
See what other customers who have flown with Delta,JetBlue, andAmerican Airlines from Philadelphia to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,449 reviews

Crew

8.5

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,449 reviews
Delta
7.9
Good
8,449 reviews

Crew

8.5

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
JetBlue
7.2
Good
2,981 reviews
Delta
7.9
Good
8,449 reviews

Crew

8.5

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,644 reviews
Delta
7.9
Good
8,449 reviews

Crew

8.5

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Frontier
5.7
Fair
2,945 reviews
Delta
7.9
Good
8,449 reviews

Crew

8.5

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Boston. 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 Philadelphia to Boston?

    Booking a flight from Philadelphia (PHL) to Boston Logan Intl (BOS) is your only option if you wish to fly from Philadelphia to Boston. On a typical day, there are 32 flights from Philadelphia to Logan Intl, all of which are around 1h 17m for a nonstop flight. You can also purchase a plane ticket from 4 airlines when you book a flight from Philadelphia to Boston.

  • How popular is this Philadelphia to Boston flight route?

    Flights from Philadelphia to Boston Logan Intl have been viewed 89 times in the past calendar month.

  • How long is the flight from Philadelphia to Boston?

    There are many flights that can get you from Philadelphia to Boston in 1h 26m. Fly via Delta or United Airlines to get the fastest option. Airlines will cover a distance of 279 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Philadelphia to Boston is Frontier. Our recent data shows that you can find tickets from as low as $46 on this airline. Additional options worth looking into are Delta and JetBlue, starting at $84 and $93 round-trip. You may be able to fly from Philadelphia to Boston for 79% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $36. However, be on the lookout for offers from JetBlue and Delta, as they are both options that can get you from Philadelphia to Boston for a low price.

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

    The top 3 most reliable airlines when flying from Philadelphia to Boston are Turkish Airlines (100%), LATAM Airlines (97%) and Korean Air (95%).

  • What are the cheapest flights from Philadelphia to Boston?

    Looking at all options, your cheapest flight can be booked for $92. While the most popular route (Philadelphia - Boston Logan Intl) can be booked for $180 on average, our data indicates $898 when flying from Philadelphia to Boston.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Boston (average of $187). Flying from Philadelphia to Boston in March is currently the most expensive (average of $282). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
Waltham
Cambridge
Concord
Hampton Beach
Watertown
Brockton
Seekonk
Cranston
Chelsea
Warwick
Peabody
York Beach
Londonderry
Swansea
Old Orchard Beach
Auburn
Lowell
Smithfield
Braintree
Sandwich

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 4 airlines flying from Philadelphia to Boston

Discover the top 4 airlines that operate flights from Philadelphia to Boston. 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 May 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$46Average$113FlexibilityNo cancel feeOn-time62%
DeltaCheapest$84Average$202FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$93Average$199FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$144Average$279FlexibilityNo cancel feeOn-time71%

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