Philadelphia to Detroit
PHLDTW
Fly from Philadelphia to Detroit starting at USD 78 with Frontier Airlines.
Best fare available on Aug 21, 2026.
Limited seats. Better plans. Book before it's gone.
Philadelphia to Detroit cheapest flights this week
Philadelphia to Detroit monthly flight fare trend
Jul
from USD 142
Aug
from USD 78
Sep
No flights
Oct
No flights
Nov
No flights
Dec
No flights
Airport Details
Origin
Philadelphia
Philadelphia International Airport (PHL)
Philadelphia, PHL
Zone
New York
Elev
36 ft
Destination
Detroit
Detroit Metropolitan Wayne County Airport (DTW)
Detroit, DTW
Zone
Detroit
Elev
645 ft
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