Cheapest return flights from Boston to Philadelphia in July from $88

AirHint found the following cheapest return flights from Boston (BOS) to Philadelphia (PHL) in July 2025 (see full year).

Return flights

08 Jul - 15 Jul Frontier Airlines direct
17 Jul - 20 Jul Frontier Airlines direct
24 Jul - 27 Jul Frontier Airlines direct
10 Jul - 13 Jul Frontier Airlines direct
19 Jul - 22 Jul Spirit Airlines
15 Jul - 19 Jul Frontier Airlines
13 Jul - 16 Jul Frontier Airlines direct
15 Jul - 19 Jul Frontier Airlines direct
28 Jul - 31 Jul jetBlue direct
19 Jul - 22 Jul jetBlue direct
31 Jul - 04 Aug Frontier Airlines direct
30 Jul - 01 Aug jetBlue direct
15 Jul - 05 Aug Spirit Airlines
16 Jul - 05 Aug Spirit Airlines
17 Jul - 07 Aug Spirit Airlines
17 Jul - 05 Aug Spirit Airlines
26 Jul - 07 Aug Spirit Airlines
26 Jul - 13 Aug Spirit Airlines
26 Jul - 14 Aug Spirit Airlines
26 Jul - 05 Aug Spirit Airlines

Also check the deals for one-way flights from Boston to Philadelphia in July.

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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