Detroit to Philadelphia 🇺🇸

Cheapest fare

$78

Fastest

1h 42m

Direct from

$78

Dates tracked

Cheapest fare

$78

Thu, Oct 29 · Direct · 1h 42m · Frontier Airlines

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Cheapest one-way fare by departure day Cheap Average Pricey

October 2026

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Cheapest day to fly

Thursday

Averages $78, vs $81 on Fridays.

Work-hours calculator

This flight to Philadelphia costs you 5h 12m of work.

Your hourly pay$

Same money as

1
SUV fuel tanks
4
large pizzas
6
cinema tickets
13
fancy coffees

Airlines on this route

Frontier Airlines

from $78 · 5 dates

Destination guide

Discover Philadelphia

About Philadelphia

Philadelphia ( FIL-ə-DEL-fee-ə), colloquially referred to as Philly, is the most populous city in the U.S. state of Pennsylvania and the sixth-most populous city in the United States. Its population was 1.60 million at the 2020 census and estimated at 1.57 million in 2025. The Philadelphia metropolitan area, also known as the Delaware Valley, is located in both the Mid-Atlantic and northeastern United States; home to 6.33 million residents, it is the nation's ninth-largest metropolitan area.

Text from Wikipedia — Philadelphia, licensed CC BY-SA 4.0.

All dates

Every fare, by date

Departs	Return	Airline	Stops	Price
Thu, Oct 29	One way	Frontier Airlines	Direct	$78
Fri, Oct 30	One way	Frontier Airlines	Direct	$81
Mon, Nov 2	One way	Frontier Airlines	Direct	$78
Fri, Nov 20	Wed, Nov 25	Frontier Airlines	1 stop	$134
Sat, Nov 21	Wed, Nov 25	Frontier Airlines

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