Flights from Philadelphia to Boston

Our cheapest offers for flights from Philadelphia to Boston

Here you can compare cheap flights from Philadelphia (PHL) to Boston (BOS) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Boston. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Philadelphia
Boston
Outbound
04/12/25
direct
F92168
01h 33min
Return
04/27/25
direct
B60159
01h 38min
Frontier Airlines ?
$118
Philadelphia
Boston
Pay attention to transfer at connecting flight
Outbound
04/12/25
1 Stopover (ATL)
NK0861, NK0214
19h 58min
Return
04/27/25
1 Stopover (ATL)
NK0217, NK0458
13h 08min
Spirit Airlines
$207
Philadelphia
Boston
Outbound
04/12/25
direct
F92168
01h 33min
Return
04/27/25
1 Stopover (ATL)
F93511, F92552
19h 41min
Frontier Airlines ?
$128
Philadelphia
Boston
Outbound
04/12/25
direct
F92168
01h 33min
Return
04/27/25
direct
AA2166
01h 35min
Frontier Airlines ?
$139
Philadelphia
Boston
Outbound
04/12/25
direct
B60760
01h 15min
Return
04/27/25
direct
B60159
01h 38min
JetBlue Airways ?
$149
Philadelphia
Boston
Outbound
04/12/25
1 Stopover (IAD)
UA4575, UA0641
04h 03min
Return
04/27/25
1 Stopover (IAD)
UA1734, UA4236
04h 20min
United Airlines ?
$248
Philadelphia
Boston
Outbound
04/12/25
direct
AA1147
01h 21min
Return
04/27/25
direct
AA2166
01h 35min
American Airlines ?
$275
Philadelphia
Boston
Outbound
04/12/25
direct
AA1416
01h 27min
Return
04/27/25
direct
AA1146
01h 39min
American Airlines ?
$327
Philadelphia
Boston
Outbound
04/26/25
1 Stopover (ORD)
UA1857, UA0399
08h 05min
Return
05/23/25
1 Stopover (IAD)
UA1734, UA6030
03h 24min
United Airlines ?
$351
Philadelphia
Boston
Outbound
04/26/25
1 Stopover (ORD)
UA2394, UA2199
06h 38min
Return
05/23/25
1 Stopover (IAD)
UA1734, UA6030
03h 24min
United Airlines ?
$367
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Philadelphia to Boston

Favorite airline: Frontier Airlines
Frontier Airlines is the most popular airline for flights from Philadelphia to Boston.
Frontier Airlines
56 %
Delta
17 %
United Airlines
11 %
Direct flights are the cheapest connection
Compared to direct flights, flights with a stopover on this route are on average 75 % more expensive.
non stop flight
1 stop
01h 28min
04h 49min
$52
$211
The favorite connection is non-stop
82 % of travelers decide to book a direct flight on this route.
Route
bookings
Direct flights
01h 28min, from $52
82 %
1 stopover New York - Newark Liberty International Airport, NJ
04h 49min, from $211
12 %
1 stopover Fort Lauderdale-Hollywood International Airport, FL
14h 18min, from $1,172
6 %

Important flight information

Flight information: Philadelphia - Boston

Roundtrip from $117.58
Flight duration min. 01:17 / max. 01:40
Return flight duration min. 01:29/ max. 01:57
Distance 450 km
Flights per week 153
Departure airport Airport Philadelphia International Airport, PA (PHL)
Arrival airport Airport Boston Logan International Airport, MA (BOS)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Boston
Flight destinations with a similar price