Cheap Flights from Boston to Philadelphia
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Flights from Boston to Philadelphia
Airlines Flying from Boston to Philadelphia
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Flight deals from Boston to Philadelphia
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Round-trip
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One way
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Cheapest nonstop
BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Tue, Jul 1 | Frontier Airlines
PHL 06:301h 29mDirectBOS 07:59Philadelphia - Boston | Tue, Jul 8 | Frontier Airlines£65 £11543% OFF43% OFF£115 £65 -
BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Tue, Jun 17 | Frontier Airlines
PHL 06:271h 39mDirectBOS 08:06Philadelphia - Boston | Tue, Jun 24 | Frontier Airlines£68 £11541% OFF41% OFF£115 £68
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BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Tue, Jun 24 | Frontier Airlines
PHL 06:271h 39mDirectBOS 08:06Philadelphia - Boston | Tue, Jul 1 | Frontier Airlines£74 £11535% OFF35% OFF£115 £74
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BOS 09:011h 42mDirectPHL 10:43Boston - Philadelphia | Tue, Jul 8 | Frontier Airlines
PHL 06:301h 29mDirectBOS 07:59Philadelphia - Boston | Tue, Jul 15 | Frontier Airlines£7634% OFF£115 £76
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BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Thu, Jun 12 | Frontier Airlines
PHL 06:271h 39mDirectBOS 08:06Philadelphia - Boston | Sun, Jun 15 | Frontier Airlines£7733% OFF£115 £77
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BOS 08:051h 33mDirectPHL 09:38Boston - Philadelphia | Tue, Jul 1 | Jetblue Airways
PHL 06:301h 29mDirectBOS 07:59Philadelphia - Boston | Tue, Jul 8 | Frontier Airlines£8130% OFF£115 £81 -
BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Sun, Jun 15 | Frontier Airlines
PHL 06:271h 39mDirectBOS 08:06Philadelphia - Boston | Tue, Jun 17 | Frontier Airlines£8228% OFF£115 £82
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BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Thu, Jul 3 | Frontier Airlines
PHL 06:301h 29mDirectBOS 07:59Philadelphia - Boston | Tue, Jul 8 | Frontier Airlines£8228% OFF£115 £82
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BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Sun, Jun 22 | Frontier Airlines
PHL 06:271h 39mDirectBOS 08:06Philadelphia - Boston | Tue, Jun 24 | Frontier Airlines£8427% OFF£115 £84
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BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Thu, Jun 26 | Frontier Airlines
PHL 06:271h 39mDirectBOS 08:06Philadelphia - Boston | Tue, Jul 1 | Frontier Airlines£8427% OFF£115 £84
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BOS 13:0017h 25m1 stopsPHL Invalid DateBoston - Philadelphia | Sun, May 25 | Normal Airline
PHL 15:006hDirectBOS 16:00Philadelphia - Boston | Tue, May 27 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
BOS 09:011h 42mDirectPHL 10:43Boston - Philadelphia | Tue, Jul 15 | Frontier Airlines£36 £7049% OFF49% OFF£70 £36
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BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Tue, Jun 17 | Frontier Airlines£38 £7047% OFF47% OFF£70 £38
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BOS 09:011h 42mDirectPHL 10:43Boston - Philadelphia | Tue, Jul 8 | Frontier Airlines£38 £7046% OFF46% OFF£70 £38
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BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Tue, Jun 24 | Frontier Airlines£3846% OFF£70 £38
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BOS 09:011h 42mDirectPHL 10:43Boston - Philadelphia | Thu, Jul 17 | Frontier Airlines£3846% OFF£70 £38
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BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Sun, Jun 15 | Frontier Airlines£3945% OFF£70 £39
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BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Tue, Jul 1 | Frontier Airlines£4043% OFF£70 £40
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BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Thu, Jun 12 | Frontier Airlines£4438% OFF£70 £44
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BOS 09:011h 42mDirectPHL 10:43Boston - Philadelphia | Sun, Jul 13 | Frontier Airlines£4438% OFF£70 £44
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BOS 09:011h 43mDirectPHL 10:44Boston - Philadelphia | Thu, Jun 26 | Frontier Airlines£5227% OFF£70 £52
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BOS 13:0017h 25m1 stopsPHL Invalid DateBoston - Philadelphia | Sun, May 25 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Information from Boston to Philadelphia
| Cheapest one-way flight price | £35 |
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| Cheapest return ticket price | £64 |
| Off-season travel month | March |
| Peak season for travel | June |
| Flight distance | 449.32km |
| Average flight time | 1 hour 36 minutes |
| Popular airline | American Airlines |
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
FAQ
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When are flight tickets from Boston (BOS) to Philadelphia (PHL) the cheapest?
Airlines adjust prices for flights from Boston to Philadelphia based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much are flights from Boston (BOS) to Philadelphia (PHL) cost?
According to Trip.com's data, the lowest price is around £120. -
How long is the flight from Boston (BOS) to Philadelphia (PHL)?
It takes about 1 hour 36 minutes to fly from Boston (BOS) to Philadelphia (PHL). -
What are the most popular airlines that fly from Boston (BOS) to Philadelphia (PHL)?
Airlines with flights from Boston (BOS) to Philadelphia (PHL): KLM, American Airlines, Jetblue Airways, Air France, Qatar Airways, El Al, TAP Air Portugal, Icelandair, Hawaiian Airlines, ITA Airways, Japan Airlines, Virgin Atlantic, British Airways and Aer Lingus. -
How many airports in Philadelphia (PHL)?
There are 2 airport(s) in Philadelphia (PHL): Philadelphia International Airport and Trenton Mercer Airport.
How to find a cheap flight from Boston to Philadelphia
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Boston to Philadelphia. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest flight from Boston to Philadelphia.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from Boston to Philadelphia over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Tue, Jul 15, with one-way flights priced at just £36.
Compare cheap flight deals from Boston to Philadelphia across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from Boston to Philadelphia. The cheapest airline for this route is Frontier Airlines.
Set up a Price Alert
By setting up a Price Alert for your journey from Boston to Philadelphia, you can easily keep an eye on ticket prices without having to check every day.
Don't miss out on cheap flight deals and promo codes from Boston to Philadelphia.
You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from Boston to Philadelphia and snag some exclusive deals just for you.
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