Cheapest one-way flights from Boston (BOS) to Philadelphia (PHL), July

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
28 Jul jetBlue
Direct Flight
27 Jul United
24 Jul Frontier Airlines
19 Jul Frontier Airlines
30 Jul Delta
Direct Flight
31 Jul Delta
Direct Flight
21 Jul Frontier Airlines
18 Jul Frontier Airlines
25 Jul Frontier Airlines
15 Jul Frontier Airlines
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deals for return flights from Boston to Philadelphia in July.

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Updated Jul 14, 2026.

About these fares

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