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$54+ Cheap flights from Philadelphia to Detroit (PHL - DTT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — DTT
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Detroit All airports are usually found in January or August, booked 47 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Philadelphia to Detroit

Cheapest flights from Philadelphia to Detroit
Explore the most affordable flight options available from Philadelphia to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 9, 2025.

This Frontier deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:30 amPHL - DTW
1 stop4h 50mFrontier
Mon 1/129:48 amDTW - PHL
Nonstop1h 40mFrontier
Deal found 12/9$150
This Frontier deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:54 pmPHL - DTW
Nonstop1h 53mFrontier
Mon 1/56:06 pmDTW - PHL
1 stop6h 35mFrontier
Deal found 12/8$151
This Frontier deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:54 pmPHL - DTW
Nonstop1h 53mFrontier
Thu 1/17:04 pmDTW - PHL
1 stop5h 37mFrontier
Deal found 12/8$152
This Frontier deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:01 amPHL - DTW
1 stop8h 52mFrontier
Thu 1/112:15 pmDTW - PHL
1 stop4h 41mFrontier
Deal found 12/8$163
This CheapOair deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:01 amPHL - DTW
1 stop8h 23mFrontier
Mon 12/226:25 amDTW - PHL
1 stop17h 48mFrontier
Deal found 12/7$164
This Kiwi.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:30 amPHL - DTW
1 stop8h 25mMultiple Airlines
Mon 12/156:58 pmDTW - PHL
1 stop20h 00mMultiple Airlines
Deal found 12/8$166
This Kiwi.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:30 amPHL - DTW
1 stop8h 25mMultiple Airlines
Mon 12/156:58 pmDTW - PHL
1 stop20h 00mMultiple Airlines
Deal found 12/8$167
This Frontier deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:54 pmPHL - DTW
Nonstop1h 53mFrontier
Fri 1/24:23 pmDTW - PHL
Nonstop1h 40mFrontier
Deal found 12/8$169
This Frontier deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:54 pmPHL - DTW
Nonstop1h 53mFrontier
Sat 1/34:42 pmDTW - PHL
Nonstop1h 40mFrontier
Deal found 12/8$170
This Kiwi.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 amPHL - DTW
2 stops18h 42mSpirit Airlines
Mon 1/55:23 pmDTW - PHL
1 stop30h 11mSpirit Airlines
Deal found 12/8$174

Find flight deals from Philadelphia to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Detroit (DTT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$144
(Kiwi.com)

One-way from

$54
(Frontier)

Popular in

November

Cheapest in

January

Average price

$245

Good round-trip deal

$294 or less

Good one-way deal

$124 or less
Provider with most accurate pricing for Philadelphia-Detroit (DTT) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Detroit (DTT) flights.
Search Deals
From Philadelphia to Detroit (DTT)
Search Deals
One-way flight from Philadelphia to Detroit (DTT)
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Philadelphia to Detroit (DTT).
Search Deals
Price to beat on a one-way flight from Philadelphia to Detroit (DTT).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Detroit that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
Use the filters below to find and compare flights from Philadelphia to Detroit that are best for you.

Fly from

Philadelphia

Fly to

Detroit

Route

Depart

Return

Price

PhiladelphiaDetroit

PHL - DTW

PHLDTW

Philadelphia

Tue 5/12

10:00 am-5:30 pm

1 stop7h 30m

Detroit Metropolitan Wayne County

Wed 5/13

7:30 am-2:18 pm

1 stop6h 48m

$151

PhiladelphiaDetroit

PHL - DTW

PHLDTW

Philadelphia

Fri 2/20

6:40 am-11:10 am

1 stop28h 30m

Detroit Metropolitan Wayne County

Sun 2/22

12:35 pm-12:51 am

1 stop12h 16m

$181

PhiladelphiaDetroit

PHL - DTW

PHLDTW

Philadelphia

Wed 5/27

3:15 pm-10:56 pm

1 stop7h 41m

Detroit Metropolitan Wayne County

Wed 6/3

7:30 am-2:18 pm

1 stop6h 48m

$190

PhiladelphiaDetroit

PHL - DTW

PHLDTW

Philadelphia

Fri 5/1

3:15 pm-10:56 pm

1 stop7h 41m

Detroit Metropolitan Wayne County

Sun 5/3

7:30 am-2:18 pm

1 stop6h 48m

$198

PhiladelphiaDetroit

PHL - DTW

PHLDTW

Philadelphia

Thu 1/8

10:30 am-5:15 pm

1 stop6h 45m

Detroit Metropolitan Wayne County

Sat 1/10

2:54 pm-4:28 pm

Nonstop1h 34m

$199

PhiladelphiaDetroit

PHL - DTW

PHLDTW

Philadelphia

Wed 3/11

9:41 am-11:28 am

Nonstop1h 47m

Detroit Metropolitan Wayne County

Wed 3/18

7:09 am-8:50 am

Nonstop1h 41m

$247

PhiladelphiaDetroit

PHL - DTW

PHLDTW

Philadelphia

Wed 12/31

8:08 am-10:06 am

Nonstop1h 58m

Detroit Metropolitan Wayne County

Thu 1/1

9:36 pm-11:17 pm

Nonstop1h 41m

$247

PhiladelphiaDetroit

PHL - DTW

PHLDTW

Philadelphia

Wed 5/27

2:29 pm-9:19 pm

1 stop6h 50m

Detroit Metropolitan Wayne County

Wed 6/3

7:00 am-8:36 am

Nonstop1h 36m

$257

PhiladelphiaDetroit

PHL - DTW

PHLDTW

Philadelphia

Fri 1/9

6:02 pm-7:55 pm

Nonstop1h 53m

$56

PhiladelphiaDetroit

PHL - DTW

PHLDTW

Philadelphia

Sun 2/8

6:35 pm-8:29 pm

Nonstop1h 54m

$56

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 18 results
1
2

Compare providers for flights from Philadelphia to Detroit

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Detroit in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Detroit flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Philadelphia-Detroit flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Philadelphia-Detroit flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Detroit flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Detroit flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Detroit

Have a flexible travel schedule? Discover the best time to fly to Detroit from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Detroit

How far ahead should I book a flight from Philadelphia to Detroit?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Detroit. Price data was last updated on December 5, 2025.

The price you pay for your flight from Philadelphia to Detroit may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Philadelphia to Detroit?

Currently, March is the cheapest month in which you can book a flight from Philadelphia to Detroit (average of $49). Flying from Philadelphia to Detroit in June is currently the most expensive (average of $85). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to DTT?

Find hourly flight availability from Philadelphia to Detroit. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 9, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 16% on flights from Philadelphia to Detroit by exploring options for tickets in the morning.

What is the cheapest day to fly from Philadelphia to Detroit?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Detroit. Price data was last updated on December 6, 2025.

Travelers seeking maximum savings on their Philadelphia to Detroit flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Philadelphia to Detroit

Explore weekly flight availability from Philadelphia to Detroit. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 9, 2025.

The most flights from PHL to DTT are scheduled on a Monday (26 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (20 on average).

Reviews of airlines servicing Detroit

Get insights into the airlines that provide service to Detroit. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Detroit. Reviews last updated December 9, 2025.
Read through reviews of airlines operating flights from Philadelphia to Detroit, such as Delta, American Airlines, and Spirit Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,043 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Spirit Airlines
6.3
Okay
8,172 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.8
Fair
3,085 reviews
Delta
7.9
Good
8,009 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Detroit. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Philadelphia to Detroit?

    If you book a flight from Philadelphia to Detroit, you will be flying from Philadelphia to All airports. Flights to Detroit All airports (DTT) from Philadelphia (PHL) take 1h 44m for a nonstop flight. There are 23 flights from Philadelphia to Detroit per day from 4 airlines.

  • How long is the flight from Philadelphia to Detroit?

    There are many flights that can get you from Philadelphia to Detroit in 7h 30m. Fly via JetBlue or Frontier to get the fastest option. There are 452 mi between Philadelphia and Detroit. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Philadelphia to Detroit round-trip?

    According to our current data, Spirit Airlines ($57), Frontier ($79), and Delta ($155) offers the cheapest pricing from Philadelphia to Detroit. Spirit Airlines is currently priced 78% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Philadelphia to Detroit one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $38. Users have also found prices from $46 and $108 on Frontier and Delta, respectively.

  • What are the most reliable airlines from Philadelphia to Detroit?

    Consider Frontier (100%), LATAM Airlines (100%) or Aeromexico (98%) when booking your flight. These represent the most reliable airlines when flying from Philadelphia to Detroit.

  • What are the cheapest flights from Philadelphia to Detroit?

    The cheapest flight price from Philadelphia to Detroit is $56. On average you can expect to pay $595. The most popular route, (Philadelphia - Detroit Metropolitan Wayne County), can usually be booked for $123.

  • Can I find deals for flights from Philadelphia to Detroit that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Detroit flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Detroit?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Detroit.

  • Can I find deals for business class flights from Philadelphia to Detroit?

    Yes. Cheapflights offers flight deals from Philadelphia to Detroit by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Detroit?

    Currently, March is the cheapest month in which you can book a flight from Philadelphia to Detroit (average of $49). Flying from Philadelphia to Detroit in June is currently the most expensive (average of $85). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Detroit?

Book flights to Detroit if you plan to visit one of these locations
Roseville
Port Huron

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Alternative routes for Philadelphia to Detroit

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Philadelphia to Detroit

Discover the top 4 airlines that operate flights from Philadelphia to Detroit. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$66Average$144FlexibilityNo cancel feeOn-time65%
FrontierCheapest$84Average$163FlexibilityNo cancel feeOn-time62%
DeltaCheapest$167Average$327FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$199Average$318FlexibilityNo cancel feeOn-time71%

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