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Cheap flights from Detroit to Philadelphia from $42

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 11/23. 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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Multiple Airlines Logo
5:15 pm - 6:08 pmDTW-PHL
24h 53m2 stops
Multiple Airlines Logo
12:23 pm - 5:09 pmPHL-DTW
28h 46m1 stop
$145Multiple Airlines
Find Deal
Wed, Dec 10 - Wed, Jan 7
Frontier Logo
10:36 am - 9:09 pmDTW-PHL
10h 33m1 stop
Frontier Logo
5:49 pm - 7:44 pmPHL-DTW
1h 55mnonstop
$146Frontier
Find Deal
Fri, Nov 28 - Mon, Dec 1
Frontier Logo
8:29 pm - 10:11 pmDTW-PHL
1h 42mnonstop
Frontier Logo
10:55 am - 7:20 pmPHL-DTW
8h 25m1 stop
$147Frontier
Find Deal
Mon, Dec 1 - Fri, Dec 5
Frontier Logo
12:15 pm - 4:56 pmDTW-PHL
4h 41m1 stop
Frontier Logo
1:35 pm - 3:28 pmPHL-DTW
1h 53mnonstop
$148Frontier
Find Deal
Thu, Dec 18 - Fri, Dec 19
Spirit Airlines Logo
1:45 pm - 3:17 pmDTW-PHL
1h 32mnonstop
Spirit Airlines Logo
3:00 pm - 4:47 pmPHL-DTW
1h 47mnonstop
$149Spirit Airlines
Find Deal
Thu, Nov 27 - Mon, Dec 1
Multiple Airlines Logo
1:45 pm - 3:17 pmDTW-PHL
1h 32mnonstop
Multiple Airlines Logo
10:00 pm - 8:20 amPHL-DTW
10h 20m1 stop
$150Multiple Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 7
Multiple Airlines Logo
7:59 am - 12:02 amDTW-PHL
16h 03m2 stops
Multiple Airlines Logo
10:46 am - 9:14 amPHL-DTW
22h 28m1 stop
$151Multiple Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
Spirit Airlines Logo
6:00 am - 2:44 pmDTW-PHL
8h 44m1 stop
Spirit Airlines Logo
6:53 pm - 7:52 pmPHL-DTW
24h 59m2 stops
$152Spirit Airlines
Find Deal
Wed, Dec 10 - Fri, Dec 12
Multiple Airlines Logo
1:45 pm - 3:17 pmDTW-PHL
1h 32mnonstop
Multiple Airlines Logo
3:45 pm - 8:07 amPHL-DTW
16h 22m2 stops
$155Multiple Airlines
Find Deal
Wed, Dec 3 - Wed, Dec 10
Multiple Airlines Logo
1:45 pm - 3:17 pmDTW-PHL
1h 32mnonstop
Multiple Airlines Logo
6:40 am - 5:02 pmPHL-DTW
10h 22m1 stop
$156Multiple Airlines
Find Deal
Thu, Nov 27 - Fri, Nov 28

Frontier flights from Detroit to Philadelphia

Our best Frontier deals on Detroit to Philadelphia flight tickets
Frontier
Nov 28
DTW10:36 amDetroit Metropolitan Wayne County
10h 33m
1 stop
PHL9:09 pmPhiladelphia
Dec 1
PHL5:49 pmPhiladelphia
1h 55m
DTW7:44 pmDetroit Metropolitan Wayne County
$146
Find similar
Frontier
Dec 1
DTW8:29 pmDetroit Metropolitan Wayne County
1h 42m
PHL10:11 pmPhiladelphia
Dec 5
PHL10:55 amPhiladelphia
8h 25m
1 stop
DTW7:20 pmDetroit Metropolitan Wayne County
$147
Find similar
Frontier
Dec 18
DTW12:15 pmDetroit Metropolitan Wayne County
4h 41m
1 stop
PHL4:56 pmPhiladelphia
Dec 19
PHL1:35 pmPhiladelphia
1h 53m
DTW3:28 pmDetroit Metropolitan Wayne County
$148
Find similar

Spirit Airlines flights from Detroit to Philadelphia

Our best Spirit Airlines deals on Detroit to Philadelphia flight tickets
Spirit Airlines
Dec 10
DTW6:00 amDetroit Metropolitan Wayne County
8h 44m
1 stop
PHL2:44 pmPhiladelphia
Dec 12
PHL6:53 pmPhiladelphia
24h 59m
2 stops
DTW7:52 pmDetroit Metropolitan Wayne County
$152
Find similar
Spirit Airlines
Nov 27
DTW1:45 pmDetroit Metropolitan Wayne County
1h 32m
PHL3:17 pmPhiladelphia
Dec 1
PHL3:00 pmPhiladelphia
1h 47m
DTW4:47 pmDetroit Metropolitan Wayne County
$169
Find similar
Spirit Airlines
Nov 20
DTW10:21 amDetroit Metropolitan Wayne County
12h 42m
1 stop
PHL11:03 pmPhiladelphia
Dec 3
PHL4:12 pmPhiladelphia
1h 48m
DTW6:00 pmDetroit Metropolitan Wayne County
$180
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 November 16, 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

Wed 12/10

5:15 pm-6:08 pm

2 stops24h 53m

Philadelphia

Wed 1/7

12:23 pm-5:09 pm

1 stop28h 46m

$145

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Fri 11/28

10:36 am-9:09 pm

1 stop10h 33m

Philadelphia

Mon 12/1

5:49 pm-7:44 pm

Nonstop1h 55m

$146

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Mon 12/1

8:29 pm-10:11 pm

Nonstop1h 42m

Philadelphia

Fri 12/5

10:55 am-7:20 pm

1 stop8h 25m

$147

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Thu 12/18

12:15 pm-4:56 pm

1 stop4h 41m

Philadelphia

Fri 12/19

1:35 pm-3:28 pm

Nonstop1h 53m

$148

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Thu 11/27

1:45 pm-3:17 pm

Nonstop1h 32m

Philadelphia

Mon 12/1

3:00 pm-4:47 pm

Nonstop1h 47m

$149

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Wed 12/3

1:45 pm-3:17 pm

Nonstop1h 32m

Philadelphia

Sun 12/7

10:00 pm-8:20 am

1 stop10h 20m

$150

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Thu 12/4

7:59 am-12:02 am

2 stops16h 03m

Philadelphia

Mon 12/8

10:46 am-9:14 am

1 stop22h 28m

$151

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Wed 12/10

6:00 am-2:44 pm

1 stop8h 44m

Philadelphia

Fri 12/12

6:53 pm-7:52 pm

2 stops24h 59m

$152

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Wed 12/3

1:45 pm-3:17 pm

Nonstop1h 32m

Philadelphia

Wed 12/10

3:45 pm-8:07 am

2 stops16h 22m

$155

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Thu 11/27

1:45 pm-3:17 pm

Nonstop1h 32m

Philadelphia

Fri 11/28

6:40 am-5:02 pm

1 stop10h 22m

$156

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 typical price of a round-trip flight between Detroit and Philadelphia?

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Detroit is in December. Flight prices, which tend to average around $139, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Philadelphia, with average flight prices from Detroit averaging around $190.

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 $347. 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 $697.

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 $197. 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 $867.

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 $243 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 $185 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 November 2025, prices for Detroit to Philadelphia flights are approximately 59% 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

$139

Fastest flight time

1h 32m

Direct flights

Every day

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from Detroit in the past 72 hours is $139. The best round-trip flight deal from Detroit to Philadelphia found on momondo in the last 72 hours is $272.
The fastest flight from Detroit to Philadelphia takes 1h 32m
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 32m.

  • 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 $49Free CancellationRating
5.8
3,110 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $63Free CancellationRating
6.3
8,143 reviews
Search Spirit Airlines flights
DeltaPriceFrom $143Free CancellationRating
7.9
8,010 reviews
Search Delta flights
American AirlinesPriceFrom $185Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
SouthwestPriceFrom $216Free CancellationRating
8.0
4,246 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 $143. Generally, Delta has 20 flights on this route every week with an average price of $321. 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, 11,051 ratings). American Airlines flies from Detroit to Philadelphia around 20 times per week, with deals starting from $185 round-trip and rising to an average price of around $304.

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
Cherry Hill
Dewey Beach
Newark
Reading
North Wildwood
Dover
Avalon
Lewes
Stone Harbor
Essington
Vineland
Pottstown
New Castle
Somers Point

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

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