Cheapest return flights from Philadelphia to Boston in August from $82

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

Return flights

05 Aug - 05 Aug Frontier Airlines direct
10 Aug - 12 Aug Frontier Airlines direct
05 Aug - 07 Aug Frontier Airlines direct
14 Aug - 17 Aug Frontier Airlines direct
06 Aug - 07 Aug jetBlue direct
07 Aug - 09 Aug Frontier Airlines
22 Aug - 24 Aug Spirit Airlines
08 Aug - 10 Aug jetBlue direct
07 Aug - 09 Aug Frontier Airlines direct
22 Aug - 24 Aug jetBlue direct
29 Aug - 02 Sep jetBlue direct
15 Aug - 04 Sep Spirit Airlines
15 Aug - 03 Sep Spirit Airlines
15 Aug - 05 Sep Spirit Airlines
28 Aug - 04 Sep Spirit Airlines
28 Aug - 03 Sep Spirit Airlines
28 Aug - 05 Sep Spirit Airlines
28 Aug - 12 Sep Spirit Airlines
18 Aug - 04 Sep Spirit Airlines
18 Aug - 03 Sep Spirit Airlines

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

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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