Cheapest one-way flights from Boston to Philadelphia in April from 47€

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

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

One-Way flights

09 Apr Frontier Airlines direct
08 Apr Frontier Airlines direct
19 Apr Frontier Airlines direct
17 Apr Frontier Airlines direct
06 Apr Frontier Airlines direct
11 Apr Frontier Airlines direct
20 Apr Frontier Airlines direct
21 Apr Frontier Airlines direct

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

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