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Cheap flights from Detroit to Philadelphia from C$ 109

DTT — PHL
24 Nov — 1 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Detroit to Philadelphia

Enter your travel dates to find the best prices.

Cheapest flights from Detroit to Philadelphia

Tue 17/1110:07 a.m. -
2 stops21h 14m
Wed 2/124:16 p.m. -
1 stop26h 50m
Deal found 24/10C$ 193
Tue 8/128:50 a.m. -
1 stop5h 25m
Sat 12/121:05 p.m. -
1 stop5h 25m
Deal found 21/10C$ 259
Fri 13/111:30 p.m. -
1 stop5h 15m
Tue 17/1111:45 a.m. -
2 stops9h 15m
Deal found 20/10C$ 267
Thu 12/111:30 p.m. -
1 stop5h 15m
Sun 15/116:00 a.m. -
1 stop6h 50m
Deal found 21/10C$ 272
Sat 14/1110:00 a.m. -
Nonstop1h 35m
Tue 17/115:24 p.m. -
Nonstop1h 50m
Deal found 20/10C$ 279
Thu 12/117:15 a.m. -
Nonstop1h 42m
Mon 16/119:45 a.m. -
Nonstop1h 48m
Deal found 21/10C$ 280
Fri 13/111:30 p.m. -
1 stop5h 15m
Mon 16/115:35 a.m. -
1 stop7h 45m
Deal found 21/10C$ 283

Find flight deals from Detroit to Philadelphia

Round-trip from

C$ 193

One-way from

C$ 109

Popular in

June

Cheapest in

February

Average price

C$ 389

Good round-trip deal

C$ 763 or less
Frontier
  • Frontier
  • 17/11-2/12
  • 3 total stops
  • 48h 04m total
  • Detroit to Philadelphia
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Frontier
  • Frontier
  • 7/12-31/12
  • 2 total stops
  • 27h 39m total
  • Detroit to Philadelphia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 115 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 21 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Price to beat on a round-trip flight from Detroit (DTT) to Philadelphia.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Detroit to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitPhiladelphia

DTW Detroit Metropolitan Wayne County - PHL Philadelphia

DTWPHL

Detroit Metropolitan Wayne County

Thu 24/12

1:25 p.m.-10:10 p.m.

1 stop8h 45m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 165

DetroitPhiladelphia

DTW Detroit Metropolitan Wayne County - PHL Philadelphia

DTWPHL

Detroit Metropolitan Wayne County

Thu 26/11

6:25 a.m.-4:45 p.m.

2 stops10h 20m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 197

DetroitPhiladelphia

DTW Detroit Metropolitan Wayne County - PHL Philadelphia

DTWPHL

Detroit Metropolitan Wayne County

Sun 15/11

7:15 a.m.-8:57 a.m.

Nonstop1h 42m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 209

DetroitPhiladelphia

DTW Detroit Metropolitan Wayne County - PHL Philadelphia

DTWPHL

Detroit Metropolitan Wayne County

Mon 28/12

3:45 p.m.-10:10 p.m.

1 stop6h 25m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 238

DetroitPhiladelphia

DTW Detroit Metropolitan Wayne County - PHL Philadelphia

DTWPHL

Detroit Metropolitan Wayne County

Fri 1/1

8:50 a.m.-2:15 p.m.

1 stop5h 25m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 266

DetroitPhiladelphia

DTW Detroit Metropolitan Wayne County - PHL Philadelphia

DTWPHL

Detroit Metropolitan Wayne County

Mon 21/12

2:45 p.m.-4:24 p.m.

Nonstop1h 39m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 279

DetroitPhiladelphia

DTW Detroit Metropolitan Wayne County - PHL Philadelphia

DTWPHL

Detroit Metropolitan Wayne County

Tue 8/12

5:49 p.m.-7:30 p.m.

Nonstop1h 41m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 279

DetroitPhiladelphia

DTW Detroit Metropolitan Wayne County - PHL Philadelphia

DTWPHL

Detroit Metropolitan Wayne County

Fri 25/12

9:30 p.m.-11:11 p.m.

Nonstop1h 41m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 279
Quickest round-trip

DetroitPhiladelphia

DTW Detroit Metropolitan Wayne County - PHL Philadelphia

DTWPHL

Detroit Metropolitan Wayne County

Fri 1/1

4:35 p.m.-6:11 p.m.

Nonstop1h 36m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 279

DetroitPhiladelphia

DTW Detroit Metropolitan Wayne County - PHL Philadelphia

DTWPHL

Detroit Metropolitan Wayne County

Wed 30/12

2:45 p.m.-4:24 p.m.

Nonstop1h 39m

Philadelphia

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 279

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/10

Showing 1-10 of 19 resultsSorted by cheapest first
1
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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

Cheapflights Insights

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

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

Currently, January is the cheapest month in which you can book a flight from Detroit to Philadelphia (average of C$ 277). Flying from Detroit to Philadelphia in June is currently the most expensive (average of C$ 587). 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?

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 at noon, which can drop the price by up to 71% versus a flight in the afternoon.

Weekly flight availability from Detroit to Philadelphia

The most flights from DTT to PHL are scheduled on a Friday (31 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (8 on average).

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

Airfare is below average for this route at the moment.
Detroit to Philadelphia flights typically cost between C$ 223 and C$ 563 in November.
The cheapest round-trip price found within the last 5 days was C$ 193 on Frontier (17 Nov-2 Dec).

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

Booking 57 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.

Reviews of airlines servicing Philadelphia

Read reviews from past customers who have flown Frontier 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.
Frontier
5.5
Fair
2,519 reviews
Check prices

Comfort

5.4

Boarding

5.8

Overall

5.5

Entertainment

4.2

Crew

6.5

Food

4.5

Reviews

1 / 20
10.0
Excellent

Paola,Oct 2026

LAX - PDX

The operation was kind and professional, and I thought it was neat that the pilot shared over the intercom when we were passing over two landmarks - Yosemite and Lake Tahoe -- so we can look at the window.
Frontier
5.5
Fair
2,519 reviews
Frontier
5.5
Fair
2,519 reviews
Check prices

Comfort

5.4

Boarding

5.8

Overall

5.5

Entertainment

4.2

Crew

6.5

Food

4.5

Reviews

1 / 20
10.0
Excellent

Paola,Oct 2026

LAX - PDX

The operation was kind and professional, and I thought it was neat that the pilot shared over the intercom when we were passing over two landmarks - Yosemite and Lake Tahoe -- so we can look at the window.

Related info for your journey

  • 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 16 flights from All airports to Philadelphia, all of which are around 1h 37m for a nonstop flight. You can also purchase a plane ticket from 2 airlines when you book a flight from All airports to Philadelphia.

  • How long is the flight from Detroit to Philadelphia?

    Airlines like Southwest and Delta fly from Detroit to Philadelphia in about 1h 42m. The time it takes to get you to your destination can typically vary by up to 3h 33m. 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 are the cheapest airlines flying from Detroit to Philadelphia round-trip?

    According to our current data, Frontier (C$ 140), and American Airlines (C$ 299) offers the cheapest pricing from Detroit to Philadelphia. Frontier is priced at 66% 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%), Aeromexico (88%), WestJet (86%).

  • 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$ 2,318, our data indicates the cheapest price to be C$ 123. The most popular route (Detroit Metropolitan Wayne County - Philadelphia), is priced around C$ 311.

  • 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, January is the cheapest month in which you can book a flight from Detroit to Philadelphia (average of C$ 277). Flying from Detroit to Philadelphia in June is currently the most expensive (average of C$ 587). 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
Voorhees
Reading
King of Prussia
Wildwood
West Chester

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Detroit to Philadelphia

Detroit to LaGuardia flights
Detroit to Newark flights
Detroit to Philadelphia flights

Top 2 airlines flying from Detroit to Philadelphia

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 140AverageC$ 277FlexibilityNo cancel feeOn-time62%
Search Frontier flights
American AirlinesCheapestC$ 299AverageC$ 540FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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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.

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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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