Cheapest one-way flights from Boston to Philadelphia in January from 23€

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 January 2025 (see full year).

One-Way flights

11 Jan Frontier Airlines direct
25 Jan Frontier Airlines direct
18 Jan Frontier Airlines direct
13 Jan Frontier Airlines direct
27 Jan Frontier Airlines direct
26 Jan Frontier Airlines direct
24 Jan Frontier Airlines direct
31 Jan Frontier Airlines direct
12 Jan Frontier Airlines direct
10 Jan Frontier Airlines direct

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

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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