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Cheap flights from Detroit to Philadelphia from C$ 103

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 25/2. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — PHL
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Detroit All airports to Philadelphia are usually found in February or January, booked 68 days in advance, depart on a Friday or Saturday and return on a Tuesday

Cheap flight deals from Detroit to Philadelphia

Enter your travel dates to find the best prices.

Cheapest flights from Detroit to Philadelphia
Explore the most affordable flight options available from Detroit to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 January 2026.

Fri 20/22:18 p.m.
DTW
-
PHL
Nonstop1h 39m
Frontier
Mon 23/212:28 p.m.
PHL
-
DTW
1 stop8h 37m
Frontier
Deal found 27/1C$ 185
Tue 28/46:30 a.m.
DTW
-
PHL
Nonstop1h 45m
Spirit Airlines
Tue 12/53:09 p.m.
PHL
-
DTW
Nonstop1h 45m
Spirit Airlines
Deal found 27/1C$ 191
Tue 28/44:02 p.m.
DTW
-
PHL
1 stop5h 38m
Multiple Airlines
Tue 12/53:09 p.m.
PHL
-
DTW
Nonstop1h 45m
Multiple Airlines
Deal found 27/1C$ 200
Tue 28/44:02 p.m.
DTW
-
PHL
1 stop5h 38m
JetBlue
Tue 12/58:25 a.m.
PHL
-
DTW
1 stop6h 41m
JetBlue
Deal found 27/1C$ 205
Wed 8/76:30 a.m.
DTW
-
PHL
Nonstop1h 45m
Spirit Airlines
Wed 22/73:09 p.m.
PHL
-
DTW
Nonstop1h 45m
Spirit Airlines
Deal found 26/1C$ 206
Fri 20/26:06 a.m.
DTW
-
PHL
Nonstop1h 44m
American Airlines
Mon 23/29:35 p.m.
PHL
-
DTW
Nonstop1h 58m
American Airlines
Deal found 27/1C$ 244
Fri 13/34:57 p.m.
DTW
-
PHL
1 stop7h 55m
Frontier
Thu 19/35:05 a.m.
PHL
-
DTW
1 stop11h 07m
Frontier
Deal found 28/1C$ 248
Sat 4/76:30 a.m.
DTW
-
PHL
Nonstop1h 45m
Spirit Airlines
Wed 22/73:09 p.m.
PHL
-
DTW
Nonstop1h 45m
Spirit Airlines
Deal found 26/1C$ 262
Fri 30/18:00 a.m.
DTW
-
PHL
1 stop12h 01m
Spirit Airlines
Sun 1/29:52 a.m.
PHL
-
DTW
1 stop12h 20m
Spirit Airlines
Deal found 28/1C$ 265
Thu 9/76:30 a.m.
DTW
-
PHL
Nonstop1h 45m
Spirit Airlines
Wed 22/75:45 a.m.
PHL
-
DTW
1 stop5h 32m
Spirit Airlines
Deal found 26/1C$ 288
Fri 20/26:36 p.m.
DTW
-
PHL
1 stop14h 08m
Spirit Airlines
Mon 23/25:26 p.m.
PHL
-
DTW
1 stop15h 49m
Spirit Airlines
Deal found 27/1C$ 291
Fri 6/27:00 a.m.
DTW
-
PHL
1 stop12h 48m
Spirit Airlines
Sun 8/25:30 a.m.
PHL
-
DTW
1 stop8h 22m
Spirit Airlines
Deal found 28/1C$ 301

Find flight deals from Detroit to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Philadelphia (PHL). 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 29 January 2026.

Round-trip from

C$ 185

One-way from

C$ 103

Popular in

December

Cheapest in

February

Average price

C$ 284

Good round-trip deal

C$ 453 or less
Frontier
  • Frontier
  • 20/2-23/2
  • 1 total stop
  • 10h 16m total
  • Detroit to Philadelphia
Search Deals
JetBlue
  • JetBlue
  • 25/2
  • 1 total stop
  • 4h 16m total
  • Detroit to Philadelphia
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Detroit (DTT) to Philadelphia.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Philadelphia 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 629,999 searches. Data last updated 29 January 2026.
Use the filters below to find and compare flights from Detroit to Philadelphia that are best for you.

Fly from

Detroit

Fly to

Philadelphia

Route

Depart

Return

Price

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Sat 4/7

12:22 p.m.-8:04 p.m.

1 stop7h 42m

Philadelphia

Wed 22/7

3:09 p.m.-4:54 p.m.

Nonstop1h 45m

C$ 316

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Fri 13/2

8:45 p.m.-8:44 a.m.

1 stop11h 59m

Philadelphia

Sun 15/2

5:30 a.m.-5:07 p.m.

1 stop11h 37m

C$ 322

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Tue 17/3

2:58 p.m.-4:33 p.m.

Nonstop1h 35m

Philadelphia

Sat 21/3

9:41 a.m.-11:28 a.m.

Nonstop1h 47m

C$ 362

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Tue 7/7

7:00 a.m.-8:36 a.m.

Nonstop1h 36m

Philadelphia

Wed 22/7

7:59 p.m.-9:51 p.m.

Nonstop1h 52m

C$ 362

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Sat 14/3

7:05 a.m.-8:46 a.m.

Nonstop1h 41m

Philadelphia

Tue 17/3

12:26 p.m.-2:13 p.m.

Nonstop1h 47m

C$ 362

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Wed 18/3

2:58 p.m.-4:33 p.m.

Nonstop1h 35m

Philadelphia

Sat 21/3

5:18 p.m.-7:09 p.m.

Nonstop1h 51m

C$ 362

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Sat 21/3

2:58 p.m.-4:33 p.m.

Nonstop1h 35m

Philadelphia

Sun 22/3

8:29 p.m.-10:19 p.m.

Nonstop1h 50m

C$ 384

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Wed 18/3

10:05 a.m.-11:41 a.m.

Nonstop1h 36m

Philadelphia

Sun 22/3

8:29 p.m.-10:19 p.m.

Nonstop1h 50m

C$ 384

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Mon 2/3

9:46 a.m.-2:07 p.m.

1 stop4h 21m

C$ 103

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Wed 25/2

9:51 a.m.-2:07 p.m.

1 stop4h 16m

C$ 103

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/1

Showing 1-10 of 19 results
1
2

Best time to book a flight from Detroit to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Detroit 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 Detroit to Philadelphia

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

Use this chart to determine the optimal time to book a round-trip flight from Detroit to Philadelphia. Price data was last updated on 23 January 2026.

Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Detroit to Philadelphia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from Detroit to Philadelphia (average of C$ 62). Flying from Detroit to Philadelphia in December is currently the most expensive (average of C$ 109). 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 DTT to PHL?

Find hourly flight availability from Detroit to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 January 2026.

When flying from Detroit to Philadelphia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 83% versus a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Detroit to Philadelphia. Price data was last updated on 24 January 2026.

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

Weekly flight availability from Detroit to Philadelphia

Explore weekly flight availability from Detroit to Philadelphia. 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 29 January 2026.

The most flights from DTT to PHL are scheduled on a Thursday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

How much does it cost to fly round-trip from Detroit to Philadelphia?

What’s the top layover airport for flights from Detroit to Philadelphia?

Share of one-stop round-trip flights from Detroit to Philadelphia chosen by Cheapflights users in the past 12 months, using the same layover each way.

Atlanta (ATL) – chosen by Cheapflights users on 40% of one-stop itineraries from Detroit to Philadelphia on Cheapflights.

What’s the cheapest layover airport for flights from Detroit to Philadelphia?

Average round-trip fare for 1-stop flights from Detroit to Philadelphia, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of C$ 202.

What’s the fastest layover option from Detroit to Philadelphia?

Shortest average travel time for 1-stop one-way flights from Detroit to Philadelphia, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 4h 48m.

Which airport typically offers the quickest layover for flights from Detroit to Philadelphia?

Average layover duration for 1-stop one-way flights from Detroit to Philadelphia, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Fort Lauderdale (FLL) offer the fastest connection on this route, with an average layover time of 0h 51m.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated 29 January 2026.
Read reviews from past customers who have flown Spirit Airlines from Detroit to Philadelphia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Spirit Airlines
6.3
Okay
8,394 reviews
Check prices

Boarding

6.6

Comfort

5.9

Crew

7.0

Entertainment

5.0

Overall

6.3

Food

5.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

IAH - BWI

Everything was alright didn't get any snacks cause it was an short flight. The workers were very nice and respectful
Spirit Airlines
6.3
Okay
8,394 reviews
Spirit Airlines
6.3
Okay
8,394 reviews
Check prices

Boarding

6.6

Comfort

5.9

Crew

7.0

Entertainment

5.0

Overall

6.3

Food

5.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

IAH - BWI

Everything was alright didn't get any snacks cause it was an short flight. The workers were very nice and respectful

Related info for your journey

Find useful and relevant information for your journey from Detroit to Philadelphia. 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 Detroit to Philadelphia?

    Booking a flight from Detroit All airports (DTT) to Philadelphia (PHL) is your only option if you wish to fly from Detroit to Philadelphia. On a typical day, there are 18 flights from All airports to Philadelphia, all of which are around 1h 41m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from All airports to Philadelphia.

  • How long is the flight from Detroit to Philadelphia?

    Airlines like Spirit Airlines and Delta fly from Detroit to Philadelphia in about 1h 35m. The time it takes to get you to your destination can typically vary by up to 6h 07m. Airlines will cover a distance of 727 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Detroit to Philadelphia round-trip?

    According to our current data, Spirit Airlines (C$ 73), offers the cheapest pricing from Detroit to Philadelphia. Spirit Airlines is priced at 79% lower than the current average price of a flight leaving 3 months from now.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Detroit to Philadelphia on time: Piedmont Airlines (100%), Republic Airways (100%), Spirit Airlines (85%).

  • What are the cheapest flights from Detroit to Philadelphia?

    Looking for the cheapest flight from Detroit to Philadelphia? While on average our users pay C$ 1,895, our data indicates the cheapest price to be C$ 163. The most popular route (Detroit Metropolitan Wayne County - Philadelphia), is priced around C$ 267.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit to Philadelphia 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 Detroit to Philadelphia?

    Currently, March is the cheapest month in which you can book a flight from Detroit to Philadelphia (average of C$ 62). Flying from Detroit to Philadelphia in December is currently the most expensive (average of C$ 109). 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

Travelling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
King of Prussia
Reading

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Alternative routes for Detroit to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Detroit to Philadelphia flights
Detroit to LaGuardia flights
Detroit to Newark flights

Top airline flying from Detroit to Philadelphia

Discover the top airline that operate flights from Detroit to Philadelphia. 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 629,999 searches. Data last updated 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapestC$ 73AverageC$ 200FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Detroit to Philadelphia?

Cheapflights makes it easy to find Detroit to Philadelphia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Detroit to Philadelphia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Detroit to Philadelphia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Detroit to Philadelphia with no change fees?

Certainly. Search results for flights to Philadelphia from Detroit shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Detroit to Philadelphia become cheaper?

Of course! You can now track prices for flights from Detroit to Philadelphia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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