Cheapest return flights from Boston to Philadelphia in January from 108€

AirHint found the following cheapest return flights from Boston (BOS) to Philadelphia (PHL) in January 2026 (see full year).

Return flights

25 Jan - 27 Jan Delta direct
16 Jan - 18 Jan Delta direct
15 Jan - 19 Jan Delta direct
15 Jan - 20 Jan Delta direct
10 Jan - 11 Jan Delta direct
16 Jan - 19 Jan Delta direct
15 Jan - 18 Jan Delta direct
12 Jan - 15 Jan Delta direct
30 Jan - 01 Feb Delta direct
22 Jan - 27 Jan Spirit Airlines
22 Jan - 26 Jan Spirit Airlines
22 Jan - 09 Feb Spirit Airlines
22 Jan - 07 Feb Spirit Airlines
22 Jan - 10 Feb Spirit Airlines
31 Jan - 09 Feb Spirit Airlines
31 Jan - 07 Feb Spirit Airlines
31 Jan - 10 Feb Spirit Airlines
30 Jan - 09 Feb Spirit Airlines
30 Jan - 07 Feb Spirit Airlines
30 Jan - 10 Feb Spirit Airlines

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

Powered by

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 Philadelphia

Cheap car rent in Philadelphia

Feel free to contact us with any feedback or request another flight research.