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$70+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BOS
May 4 — May 111
Sun 5/4
Sun 5/11
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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from Philadelphia to Boston Logan Intl are usually found in August or September, booked 30 days in advance, depart on a Saturday or Friday and return on a Friday

Cheap 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 April 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$108
(Cheapflightsfares)

One-way from

$74
(FlightHub)

Popular in

June

Cheapest in

August

Average price

$169

Good round-trip deal

$191 or less

Good one-way deal

$119 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.
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From Philadelphia to Boston Logan Intl
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One-way flight from Philadelphia to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
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.
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Find 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 April 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/27. 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 7/296:30 amPHL - BOS
Nonstop1h 29mFrontier
Tue 8/59:01 amBOS - PHL
Nonstop1h 42mFrontier
Deal found 4/27$96
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 6/143:03 pmPHL - BOS
1 stop8h 44mMultiple Airlines
Sun 6/159:01 amBOS - PHL
Nonstop1h 43mMultiple Airlines
Deal found 4/28$134
This Mytrip deal was found by Cheapflights users on 4/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/298:41 pmPHL - BOS
1 stop12h 19mSpirit Airlines
Fri 5/29:09 pmBOS - PHL
1 stop11h 01mSpirit Airlines
Deal found 4/27$143
This JetBlue deal was found by Cheapflights users on 4/26. 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.
Sat 5/176:00 amPHL - BOS
Nonstop1h 15mJetBlue
Tue 5/208:00 amBOS - PHL
Nonstop1h 38mJetBlue
Deal found 4/26$147
This Delta deal was found by Cheapflights users on 4/28. 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.
Tue 5/135:57 pmPHL - BOS
Nonstop1h 28mDelta
Wed 5/148:15 amBOS - PHL
Nonstop1h 41mDelta
Deal found 4/28$167
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Mon 6/166:50 pmPHL - BOS
Nonstop1h 38mAmerican Airlines
Thu 6/198:10 amBOS - PHL
Nonstop1h 35mAmerican Airlines
Deal found 4/28$178
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/97:59 pmPHL - BOS
1 stop4h 00mUnited Airlines
Wed 6/117:00 pmBOS - PHL
1 stop4h 29mUnited Airlines
Deal found 4/28$226

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 April 29, 2025.
Use the filters below to find and compare flights from Philadelphia to Boston that are best for you.

Fly from

Philadelphia

Fly to

Boston

Route

Depart

Return

Price

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Tue 7/29

6:30 am-7:59 am

Nonstop1h 29m

Boston Logan Intl

Tue 8/5

9:01 am-10:43 am

Nonstop1h 42m

$96

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Sat 6/14

3:03 pm-11:47 pm

1 stop8h 44m

Boston Logan Intl

Sun 6/15

9:01 am-10:44 am

Nonstop1h 43m

$134

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Sat 5/17

6:00 am-7:15 am

Nonstop1h 15m

Boston Logan Intl

Tue 5/20

8:00 am-9:38 am

Nonstop1h 38m

$147

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Tue 5/13

5:45 am-2:44 pm

1 stop8h 59m

Boston Logan Intl

Wed 5/14

3:49 pm-10:43 pm

1 stop6h 54m

$149

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Tue 5/13

5:57 pm-7:25 pm

Nonstop1h 28m

Boston Logan Intl

Wed 5/14

8:15 am-9:56 am

Nonstop1h 41m

$167

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Mon 6/16

6:50 pm-8:28 pm

Nonstop1h 38m

Boston Logan Intl

Thu 6/19

8:10 am-9:45 am

Nonstop1h 35m

$178

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Mon 6/9

7:59 pm-11:59 pm

1 stop4h 00m

Boston Logan Intl

Wed 6/11

7:00 pm-11:29 pm

1 stop4h 29m

$226

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Tue 6/3

5:45 am-2:44 pm

1 stop8h 59m

$70

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Sat 5/10

3:52 pm-12:44 am

1 stop8h 52m

$81

PhiladelphiaBoston

PHL - BOS

PHLBOS

Philadelphia

Wed 5/21

6:00 am-7:15 am

Nonstop1h 15m

$84

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 13 results
1
2

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Philadelphia-Boston flight deals on Cheapflights vs. CheapOair >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 CheapOair the most. CheapOair 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.

The best insider tips for Philadelphia to Boston flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Philadelphia to Boston trip
Airlines
Japan Airlines

JAL offers 34 inches of legroom in economy, ideal for comfort on short flights.


Economy passengers can request earplugs and eye masks for added comfort during flights.

Read more about Japan Airlinesby Emily Zemler
Frontier

Frontier's UpFront Plus seats guarantee an empty middle seat for extra comfort.


Early morning flights have a better chance of on-time departure with Frontier.

Read more about Frontierby Marisa Garcia
Airports
PHL

For quick access, use the SEPTA regional rail to reach Center City Philadelphia from PHL. It's faster than other options.

Read more about PHLby Mark Chesnut
BOS

Consider the water taxi for a scenic trip from BOS to Boston’s Long Wharf or Seaport District. Ideal for leisure travelers.

Read more about BOSby Paul Rubio
Our travel experts
Emily Zemler

Emily Zemler

Expert on Japan Airlines

Emily Zemler

Emily Zemler

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 Garcia

Marisa Garcia

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

Mark Chesnut

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

Paul Rubio

Paul Rubio

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

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?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Boston. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Philadelphia to Boston, you should look to book at least 30 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 $218). Flying from Philadelphia to Boston in July is currently the most expensive (average of $311). 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 April 29, 2025.

It’s typically best to fly out from Philadelphia to Boston in the evening. Doing so could potentially save you 79% 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 March 30, 2025.

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

Weekly flight availability from Philadelphia to Boston

Explore weekly flight availability from Philadelphia to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 29, 2025.

The most flights from PHL to BOS are scheduled on a Tuesday (49 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 April 29, 2025.
Read through reviews of airlines operating flights from Philadelphia to Boston, such as Southwest, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,292 reviews

Comfort

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,292 reviews
Southwest
8.0
Very good
4,292 reviews

Comfort

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,929 reviews
Southwest
8.0
Very good
4,292 reviews

Comfort

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,292 reviews

Comfort

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
JetBlue
7.3
Good
2,922 reviews
Southwest
8.0
Very good
4,292 reviews

Comfort

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,292 reviews

Comfort

8.0

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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 27 flights from Philadelphia to Logan Intl, all of which are around 1h 15m 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 137 times in the past calendar month.

  • 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 $108 on this airline. Additional options worth looking into are Delta and Spirit Airlines, starting at $147 and $149 round-trip. You may be able to fly from Philadelphia to Boston for 25% 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 Spirit Airlines, with whom users have recently found tickets for as low as $74. However, be on the lookout for offers from Frontier and JetBlue, 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 LATAM Airlines (100%), Korean Air (95%) and Scandinavian Airlines (93%).

  • What are the cheapest flights from Philadelphia to Boston?

    Looking at all options, your cheapest flight can be booked for $69. While the most popular route (Philadelphia - Boston Logan Intl) can be booked for $130 on average our data indicates $894 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 $218). Flying from Philadelphia to Boston in July is currently the most expensive (average of $311). 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
Marlborough
Warwick
Cambridge
Waltham
Framingham
Chestnut Hill
Randolph
Brockton
Lowell
Woburn
Somerville
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Lincoln
Salem
Chelsea
Seabrook

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Alternative routes for Philadelphia to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Boston flights
Dulles Intl to Boston flights
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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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$34Average$78FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$67Average$168FlexibilityNo cancel feeOn-time62%
DeltaCheapest$69Average$179FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$128Average$223FlexibilityNo cancel feeOn-time71%

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