$64 Cheap American Airlines flights Philadelphia (PHL) to Boston (BOS)

Make use of the "Price (lowest to highest)" filter on Expedia to search for cheap American Airlines return flights from $127 from PHL to BOS. Affordable one-way fares from $64 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To find cheap American Airlines fares from Philadelphia Intl. Airport (PHL) to Logan Intl. Airport (BOS), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the overall price. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Setting off from PHL at 6:55AM UTC-5, the first American Airlines flight to BOS lands at 8:15AM UTC-5. Traveling earlier in the day means you're less likely to experience delays.* Don't like early starts? The last American Airlines flight from PHL to BOS departs at 9:05PM UTC-5 and touches down at 10:26PM UTC-5.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.