$75 Cheap Flights from Philadelphia (PHL) to Detroit (DTW)

View $75 flight on Tue, Oct 14, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW)

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Today's featured flight deals from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Philadelphia to Detroit (PHL-DTW)

Prices were available within the past 7 days and start at $75 for one-way flights and $150 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Fri, Oct 17 - Mon, Oct 20
PHL
Philadelphia
DTW
Detroit
$150 Roundtrip, just found
$150
Roundtrip
just found
Select Spirit Airlines flight, departing Fri, Oct 17 from Philadelphia to Detroit, returning Mon, Oct 20, priced at $150 just found
Spirit Airlines
Mon, Nov 3 - Mon, Nov 10
PHL
Philadelphia
DTW
Detroit
$152 Roundtrip, just found
$152
Roundtrip
just found
Select Spirit Airlines flight, departing Mon, Nov 3 from Philadelphia to Detroit, returning Mon, Nov 10, priced at $152 just found
Frontier Airlines
Fri, Nov 7 - Sun, Nov 9
PHL
Philadelphia
DTW
Detroit
$153 Roundtrip, found 1 hour ago
$153
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, Nov 7 from Philadelphia to Detroit, returning Sun, Nov 9, priced at $153 found 1 hour ago
Spirit Airlines
Fri, Oct 17 - Mon, Oct 20
PHL
Philadelphia
DTW
Detroit
$154 Roundtrip, just found
$154
Roundtrip
just found
Select Spirit Airlines flight, departing Fri, Oct 17 from Philadelphia to Detroit, returning Mon, Oct 20, priced at $154 just found
Frontier Airlines
Fri, Oct 17 - Mon, Oct 20
PHL
Philadelphia
DTW
Detroit
$154 Roundtrip, just found
$154
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Oct 17 from Philadelphia to Detroit, returning Mon, Oct 20, priced at $154 just found
Spirit Airlines
Sat, Oct 4 - Mon, Oct 6
PHL
Philadelphia
DTW
Detroit
$157 Roundtrip, just found
$157
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, Oct 4 from Philadelphia to Detroit, returning Mon, Oct 6, priced at $157 just found
Frontier Airlines
Fri, Oct 17 - Sun, Oct 19
PHL
Philadelphia
DTW
Detroit
$158 Roundtrip, just found
$158
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Oct 17 from Philadelphia to Detroit, returning Sun, Oct 19, priced at $158 just found
Southwest Airlines
Tue, Nov 11 - Wed, Nov 19
PHL
Philadelphia
DTW
Detroit
$159 Roundtrip, found 19 hours ago
$159
Roundtrip
found 19 hours ago
Select Southwest Airlines flight, departing Tue, Nov 11 from Philadelphia to Detroit, returning Wed, Nov 19, priced at $159 found 19 hours ago
Delta
Tue, Dec 9 - Sat, Dec 13
PHL
Philadelphia
DTW
Detroit
$159 Roundtrip, found 3 hours ago
$159
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Dec 9 from Philadelphia to Detroit, returning Sat, Dec 13, priced at $159 found 3 hours ago
United
Fri, Oct 31 - Sat, Nov 1
PHL
Philadelphia
DTW
Detroit
$262 Roundtrip, found 10 hours ago
$262
Roundtrip
found 10 hours ago
Select United flight, departing Fri, Oct 31 from Philadelphia to Detroit, returning Sat, Nov 1, priced at $262 found 10 hours ago

Find the cheapest month to fly from Philadelphia (PHL) to Detroit (DTW)

February is typically the cheapest month to fly

From $52 - $286 per traveler.

Alternative airports near Detroit

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Detroit Metropolitan Wayne County DTW. Cheapest option available. Average driving time to city center is 26 minutes. Flights from $167
DTW
Detroit Metropolitan Wayne County
Cheapest
Average driving time to city center26 min
Flights from $167
Flights from Philadelphia (PHL) to Detroit (DTW)
Origin airport
Philadelphia Intl.
Destination airport
Detroit Metropolitan Wayne County
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$150
Distance
452 mi
Average flight time
1 hour 46 mins

Philadelphia to Detroit Flights

The cheapest times to fly from Philadelphia to Detroit

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Philadelphia to Detroit are during the month of October. You can find some of the cheapest flights from Philadelphia to Detroit with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Detroit

Sunday is one of the best days to book for cheap flights from Philadelphia to Detroit: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Philadelphia to Detroit

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Philadelphia to Detroit in 2025. You can also book with separate airlines for your outbound and return journeys, from $75 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Philadelphia to Detroit flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Philadelphia to Detroit airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW) cost?
Grab a cheap one-way flight from $75 or cheap return flight from $150 from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW)?
October is the least expensive month to fly from PHL to DTW. Timing your trip outside of the busy season is often the key to landing a great deal.
Which airlines fly direct from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW)?
Take your pick of 3 carriers that fly nonstop from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW). These include:

  • Delta Air Lines
  • American Airlines
  • Spirit Airlines

What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW)?
While prices may vary depending on when you travel, Spirit Airlines and American Airlines are often frequently picked for flights between Philadelphia Intl. Airport (PHL) and Detroit Metropolitan Wayne County Airport (DTW). You can also compare airlines on Expedia and use the "Sort by" filter to find the lowest-priced ticket for your PHL to DTW flight.
How many flights per day from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW)?
With, on average, 7 direct flights departing from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW) each day, you'll be up in the air in no time.
What are the most popular departure times for flights from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW)?
More people fly between PHL and DTW at 6 AM than at any other point in the day. Looking to skip the crowds? Pick a flight outside the busiest times and you could save on your fare as well.
What day of the week has the most flights from PHL to DTW?
Jet off on a Friday if you're after the best selection of flights from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW).
What is the earliest flight from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW)?
Catch the earliest flight at around 6:00AM UTC-5, heading out of Philadelphia Intl. Airport (PHL). You'll be flying for about 1h 55m, touching down at Detroit Metropolitan Wayne County Airport (DTW) at approximately 7:55AM UTC-5.
How long does it take to fly from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW)?
Flights from PHL to DTW have an average travel time of 1 hour and 55 minutes. The total distance between the two airports is 450 mi.
What airline has the least delays from PHL to DTW?
Consider traveling with American Airlines if you'd like to fly straight from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW) without any holdups. This carrier has the strongest track record for punctuality, with an on-time score of 83%. Want to be updated if anything changes? You can check your flight status using the Expedia App.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW)?
To land at Detroit Metropolitan Wayne County Airport (DTW) on schedule, opt for a flight that takes off from Philadelphia Intl. Airport (PHL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Detroit from Philadelphia Intl. Airport (PHL)?
Detroit Metropolitan Wayne County Airport (DTW) is the only airport in Detroit with direct flights from Philadelphia Intl. Airport (PHL). Consider the options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW) last-minute?
Holding off until right before your break to book a ticket from PHL to DTW often results in higher prices. While you might find some last-minute offers, there's no guarantee. Keep your travel plans flexible to boost your chances of getting a bargain.
Is it cheaper to book a PHL to DTW flight and hotel package?
Compared with arranging hotels and flights separately, booking a PHL to DTW flight and hotel package with Expedia could lead to significant savings. What's more, having it all in one place will take the stress out of travel planning. Simply secure your flights and choose from our extensive range of hotels, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Detroit Metropolitan Wayne County Airport (DTW)?
Typically, it's possible to reschedule or cancel your PHL to DTW flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.