$189 Cheap American Airlines flights Philadelphia (PHL) to Detroit (DTW)

Grab budget-friendly return American Airlines flights from $247 from PHL to DTW by filtering your results from "Price (lowest to highest)" on Expedia. Or search for bargains from $189 for a one-way journey.**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 Detroit Metropolitan Wayne County Airport (DTW), start searching one to three months before your planned departure. Securing 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 how much you pay. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking 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.

The first American Airlines flight from PHL to DTW takes off at 8:45AM UTC-5, touching down at 10:46AM UTC-5. If you prefer to jet off later, the last American Airlines flight leaves PHL at 7:17PM UTC-5 and lands at DTW at 9:14PM UTC-5. Flying earlier is generally a smart choice as morning flights are least likely to face cancellations.**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.