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Cheap flights from Detroit to Philadelphia from $57

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Philadelphia departing on 9/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Detroit to Philadelphia (DTT-PHL)

Cheap round-trip flights

Spirit Airlines Logo
9:55 pm - 11:29 pmDTW-PHL
1h 34mnonstop
Spirit Airlines Logo
6:35 am - 8:22 amPHL-DTW
1h 47mnonstop
$113Spirit Airlines
Find Deal
Tue, Oct 14 - Thu, Oct 16
Spirit Airlines Logo
8:45 pm - 10:29 pmDTW-PHL
1h 44mnonstop
Spirit Airlines Logo
6:25 am - 8:17 amPHL-DTW
1h 52mnonstop
$114Spirit Airlines
Find Deal
Thu, Sep 18 - Thu, Sep 25
Spirit Airlines Logo
8:45 pm - 10:29 pmDTW-PHL
1h 44mnonstop
Spirit Airlines Logo
6:25 am - 8:17 amPHL-DTW
1h 52mnonstop
$115Spirit Airlines
Find Deal
Thu, Sep 11 - Sat, Sep 13
Spirit Airlines Logo
8:45 pm - 10:29 pmDTW-PHL
1h 44mnonstop
Spirit Airlines Logo
6:25 am - 8:17 amPHL-DTW
1h 52mnonstop
$116Spirit Airlines
Find Deal
Thu, Sep 18 - Fri, Sep 19
Spirit Airlines Logo
8:45 pm - 10:29 pmDTW-PHL
1h 44mnonstop
Spirit Airlines Logo
6:25 am - 8:17 amPHL-DTW
1h 52mnonstop
$117Spirit Airlines
Find Deal
Thu, Sep 18 - Sun, Sep 21
Spirit Airlines Logo
9:55 pm - 11:29 pmDTW-PHL
1h 34mnonstop
Spirit Airlines Logo
6:24 am - 8:11 amPHL-DTW
1h 47mnonstop
$118Spirit Airlines
Find Deal
Fri, Oct 10 - Sat, Oct 11
Logo
9:19 pm - 10:56 amDTW-PHL
13h 37m1 stop
Logo
7:08 pm - 8:14 amPHL-DTW
13h 06m1 stop
$125
Find Deal
Wed, Sep 24 - Mon, Sep 29
Frontier Logo
3:42 pm - 12:57 amDTW-PHL
9h 15m1 stop
Frontier Logo
6:15 am - 12:36 pmPHL-DTW
6h 21m1 stop
$143Frontier
Find Deal
Thu, Sep 18 - Sun, Sep 21
Frontier Logo
1:24 pm - 1:13 amDTW-PHL
11h 49m1 stop
Frontier Logo
5:20 am - 4:03 pmPHL-DTW
10h 43m1 stop
$144Frontier
Find Deal
Thu, Oct 16 - Sun, Oct 26
Frontier Logo
1:36 pm - 9:11 pmDTW-PHL
7h 35m1 stop
Frontier Logo
2:30 pm - 8:44 amPHL-DTW
18h 14m1 stop
$145Frontier
Find Deal
Mon, Sep 8 - Wed, Sep 10

Spirit Airlines flights from Detroit to Philadelphia

Our best Spirit Airlines deals on Detroit to Philadelphia flight tickets
Spirit Airlines
Oct 14
DTW9:55 pmDetroit Metropolitan Wayne County
1h 34m
PHL11:29 pmPhiladelphia
Oct 16
PHL6:35 amPhiladelphia
1h 47m
DTW8:22 amDetroit Metropolitan Wayne County
$113
Find similar
Spirit Airlines
Sep 18
DTW8:45 pmDetroit Metropolitan Wayne County
1h 44m
PHL10:29 pmPhiladelphia
Sep 25
PHL6:25 amPhiladelphia
1h 52m
DTW8:17 amDetroit Metropolitan Wayne County
$114
Find similar
Spirit Airlines
Sep 11
DTW8:45 pmDetroit Metropolitan Wayne County
1h 44m
PHL10:29 pmPhiladelphia
Sep 13
PHL6:25 amPhiladelphia
1h 52m
DTW8:17 amDetroit Metropolitan Wayne County
$115
Find similar

Frontier flights from Detroit to Philadelphia

Our best Frontier deals on Detroit to Philadelphia flight tickets
Frontier
Sep 18
DTW3:42 pmDetroit Metropolitan Wayne County
9h 15m
1 stop
PHL12:57 amPhiladelphia
Sep 21
PHL6:15 amPhiladelphia
6h 21m
1 stop
DTW12:36 pmDetroit Metropolitan Wayne County
$143
Find similar
Frontier
Oct 16
DTW1:24 pmDetroit Metropolitan Wayne County
11h 49m
1 stop
PHL1:13 amPhiladelphia
Oct 26
PHL5:20 amPhiladelphia
10h 43m
1 stop
DTW4:03 pmDetroit Metropolitan Wayne County
$144
Find similar
Frontier
Sep 8
DTW9:39 amDetroit Metropolitan Wayne County
11h 53m
1 stop
PHL9:32 pmPhiladelphia
Sep 10
PHL2:30 pmPhiladelphia
18h 14m
1 stop
DTW8:44 amDetroit Metropolitan Wayne County
$145
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 28, 2025.
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

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Tue 10/14

9:55 pm-11:29 pm

Nonstop1h 34m

Philadelphia

Thu 10/16

6:35 am-8:22 am

Nonstop1h 47m

$113

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Thu 9/18

8:45 pm-10:29 pm

Nonstop1h 44m

Philadelphia

Thu 9/25

6:25 am-8:17 am

Nonstop1h 52m

$114

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Thu 9/11

8:45 pm-10:29 pm

Nonstop1h 44m

Philadelphia

Sat 9/13

6:25 am-8:17 am

Nonstop1h 52m

$115

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Thu 9/18

8:45 pm-10:29 pm

Nonstop1h 44m

Philadelphia

Fri 9/19

6:25 am-8:17 am

Nonstop1h 52m

$116

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Thu 9/18

8:45 pm-10:29 pm

Nonstop1h 44m

Philadelphia

Sun 9/21

6:25 am-8:17 am

Nonstop1h 52m

$117

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Fri 10/10

9:55 pm-11:29 pm

Nonstop1h 34m

Philadelphia

Sat 10/11

6:24 am-8:11 am

Nonstop1h 47m

$118

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Wed 9/24

9:19 pm-10:56 am

1 stop13h 37m

Philadelphia

Mon 9/29

7:08 pm-8:14 am

1 stop13h 06m

$125

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Thu 9/18

3:42 pm-12:57 am

1 stop9h 15m

Philadelphia

Sun 9/21

6:15 am-12:36 pm

1 stop6h 21m

$143

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Thu 10/16

1:24 pm-1:13 am

1 stop11h 49m

Philadelphia

Sun 10/26

5:20 am-4:03 pm

1 stop10h 43m

$144

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Mon 9/8

1:36 pm-9:11 pm

1 stop7h 35m

Philadelphia

Wed 9/10

2:30 pm-8:44 am

1 stop18h 14m

$145

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Philadelphia from

How to get the cheapest flight ticket from Detroit to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Detroit is in October. Flight prices, which tend to average around $139, are often lower during this time because this is during the off-season. The month of December is another great option to travel to Philadelphia, with average flight prices from Detroit averaging around $139.

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from Detroit to Philadelphia is on a Thursday. Travelers who choose to depart for Philadelphia on a Thursday will often find tickets for as low as $322. On the other hand, Monday is the most expensive day to depart from Detroit because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $619.

What is the cheapest time of day to depart on your flight to Philadelphia?

According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from Detroit to Philadelphia in the evening for as low as $196. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the afternoon when prices are around $780.

What is the cheapest Detroit to Philadelphia flight route?

Fly from Detroit Metropolitan Wayne County to Philadelphia for the best Detroit - Philadelphia flight prices

How far in advance should I book a flight to Philadelphia?

You are more likely to see cheaper flights to Philadelphia from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $216 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Detroit for as low as $141 on momondo.

What cabin class options are available on Detroit to Philadelphia flights?

There are 4 cabin classes available to choose from on Detroit to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Detroit to Philadelphia flight prices changed over time?

As of August 2025, prices for Detroit to Philadelphia flights are approximately 26% more expensive when compared to flights at the same time last year.

When to book flights from Detroit to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Detroit to Philadelphia (DTT to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Philadelphia

Best Price Found

$112

Fastest flight time

1h 34m

Direct flights

Every day

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from Detroit in the past 72 hours is $112. The best round-trip flight deal from Detroit to Philadelphia found on momondo in the last 72 hours is $239.
The fastest flight from Detroit to Philadelphia takes 1h 34m
Direct flights go from Detroit to Philadelphia every day.
There is 1 airport near Philadelphia: Philadelphia (PHL)
Search flight deals

  • How far is Detroit to Philadelphia by plane?

    Detroit and Philadelphia are 442.2 mi apart from one another. By plane, this route typically takes 1h 34m.

  • When did momondo last update prices for flights from Detroit to Philadelphia Airport?

    Prices for flights from Detroit to Philadelphia Airport are updated daily.

  • How many operators does momondo search for flights from Detroit to Philadelphia Airport?

  • How old do you have to be to fly from Detroit to Philadelphia Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Philadelphia Airport.

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The travel and health documents you'll need for your trip to Philadelphia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Philadelphia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Detroit to Philadelphia?

  • What is the most popular airline from Detroit to Philadelphia?

Best airlines flying from Detroit to Philadelphia

Compare and see reviews for airlines that fly from Detroit to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $52Free CancellationRating
5.8
3,204 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $59Free CancellationRating
6.3
8,028 reviews
Search Spirit Airlines flights
DeltaPriceFrom $139Free CancellationRating
7.9
7,977 reviews
Search Delta flights
American AirlinesPriceFrom $159Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $216Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

  • Delta Flights From Detroit to Philadelphia

    The lowest priced Delta flight from Detroit to Philadelphia from the last 72 hours was $139. Generally, Delta has 17 flights on this route every week with an average price of $303. Delta is rated 7.9/10 by our users.

  • American Airlines Flights From Detroit to Philadelphia

    Another popular option for Detroit to Philadelphia flights is American Airlines (7.2/10, 10,000 ratings). American Airlines flies from Detroit to Philadelphia around 12 times per week, with deals starting from $159 round-trip and rising to an average price of around $289.

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Cape May
Rehoboth Beach
Ocean City
Wildwood Crest
King of Prussia
Reading
Dewey Beach
Newark
North Wildwood
Cherry Hill
Dover
Lewes
Avalon
Stone Harbor
Vineland
Essington
Exton
Pottstown
New Castle

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Philadelphia?

It is quick and easy to find Detroit to Philadelphia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Philadelphia that suits you.

Can I find flights from Detroit to Philadelphia with flexible booking policies on momondo?

Yes. All flights to Philadelphia from Detroit on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Detroit to Philadelphia?

Once all potential Detroit to Philadelphia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Detroit to Philadelphia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Detroit to Philadelphia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Philadelphia and let you know when they change.

An easier way to manage your Philadelphia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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