Cheapest one-way flights from Philadelphia to Boston in April from $29

Best time to book flights for Philadelphia (PHL) to Boston (BOS) flights at AirHint

AirHint found the following cheapest one-way flights from Philadelphia (PHL) to Boston (BOS) in April 2025 (see full year).

One-Way flights

09 Apr Frontier Airlines direct
16 Apr Frontier Airlines direct
07 Apr Frontier Airlines direct
01 Apr jetBlue direct
06 Apr jetBlue direct
10 Apr jetBlue direct
20 Apr jetBlue direct
13 Apr Frontier Airlines direct
03 Apr Frontier Airlines direct
04 Apr Frontier Airlines direct

Also check the deals for return flights from Philadelphia to Boston in April.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Boston

Cheap car rent in Boston