What is the cheapest airline that flies from Detroit to Philadelphia?

Southwest is the most popular carrier operating from Detroit to Philadelphia

How many flights depart from Detroit to Philadelphia on average per week?

As of May 2026, 166 flights take off from Detroit and land in Philadelphia each week. The most common flight departure day for this route is Fri, with 16% of weekly flights taking off on this day.

How many flights depart from Detroit to Philadelphia on average per day?

As of May 2026, there are 23 flights per day flying from Detroit to Philadelphia. The most common time of day flights depart is 5:00PM, with 47% of flights taking off in the afternoon.

What airlines fly to Philadelphia?

Spirit Airlines, Delta and American Airlines are the top three most popular airlines that fly to Philadelphia from Detroit according to our data. Spirit Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 6 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

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?

As of May 2026, there are 4 operators available to choose from 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.

$90 Cheap Flights from Detroit to Philadelphia in 2026

Q: What is the typical price of a round-trip flight between Detroit and Philadelphia?

Prices are currently low for flights on this route. Typical prices usually range from $410 to $251. The lowest price recently found on this route was $188.

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Find the cheapest flights from Detroit to Philadelphia

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

2:02 pm - 3:35 pm

DTW

PHL

1h 33mnonstop

8:25 am - 10:04 am

PHL

DTW

1h 39mnonstop

$188Frontier

Tue, Jul 7 - Wed, Jul 8

11:00 am - 12:39 am

DTW

PHL

13h 39m

1 stop

8:25 am - 10:04 am

PHL

DTW

1h 39mnonstop

$189Frontier

Tue, Jul 7 - Tue, Jul 14

1:59 pm - 10:10 pm

DTW

PHL

8h 11m

1 stop

4:35 pm - 12:44 am

PHL

DTW

8h 09m

1 stop

$190Frontier

Tue, Jun 2 - Wed, Jun 10

11:00 am - 12:39 am

DTW

PHL

13h 39m

1 stop

8:25 am - 10:04 am

PHL

DTW

1h 39mnonstop

$198Frontier

Sat, Jul 18 - Sun, Jul 19

12:44 pm - 8:54 am

DTW

PHL

20h 10m

1 stop

6:30 am - 1:05 pm

PHL

DTW

6h 35m

1 stop

$200Frontier

Wed, May 27 - Tue, Aug 11

1:59 pm - 10:10 pm

DTW

PHL

8h 11m

1 stop

6:30 am - 1:44 pm

PHL

DTW

7h 14m

1 stop

$201Frontier

Tue, Jun 2 - Sat, Jun 13

2:02 pm - 3:35 pm

DTW

PHL

1h 33mnonstop

7:00 am - 7:00 pm

PHL

DTW

12h 00m

1 stop

$203Frontier

Tue, Jul 7 - Sat, Jul 11

6:57 pm - 1:06 am

DTW

PHL

6h 09m

1 stop

4:35 pm - 12:44 am

PHL

DTW

8h 09m

1 stop

$204Frontier

Thu, Jun 4 - Wed, Jun 10

11:00 am - 12:39 am

DTW

PHL

13h 39m

1 stop

8:25 am - 10:04 am

PHL

DTW

1h 39mnonstop

$205Frontier

Tue, Jul 7 - Thu, Jul 9

2:02 pm - 3:35 pm

DTW

PHL

1h 33mnonstop

8:25 am - 10:04 am

PHL

DTW

1h 39mnonstop

$208Frontier

Wed, Jul 15 - Sat, Aug 1

Frontier flights from Detroit to Philadelphia

Our best Frontier deals on Detroit to Philadelphia flight tickets

Frontier

Jul 7

DTW2:02 pmDetroit Metropolitan Wayne County

1h 33m

PHL3:35 pmPhiladelphia

Jul 8

PHL8:25 amPhiladelphia

1h 39m

DTW10:04 amDetroit Metropolitan Wayne County

$188

Frontier

Jul 7

DTW11:00 amDetroit Metropolitan Wayne County

13h 39m

1 stop

PHL12:39 amPhiladelphia

Jul 14

PHL8:25 amPhiladelphia

1h 39m

DTW10:04 amDetroit Metropolitan Wayne County

$189

Frontier

Jun 2

DTW1:59 pmDetroit Metropolitan Wayne County

8h 11m

1 stop

PHL10:10 pmPhiladelphia

Jun 10

PHL4:35 pmPhiladelphia

8h 09m

1 stop

DTW12:44 amDetroit Metropolitan Wayne County

$190

Delta flights from Detroit to Philadelphia

Our best Delta deals on Detroit to Philadelphia flight tickets

Delta

May 25

DTW7:20 amDetroit Metropolitan Wayne County

1h 35m

PHL8:55 amPhiladelphia

Aug 11

PHL12:33 pmPhiladelphia

1h 44m

DTW2:17 pmDetroit Metropolitan Wayne County

$388

Delta

May 16

DTW7:20 amDetroit Metropolitan Wayne County

1h 35m

PHL8:55 amPhiladelphia

May 23

PHL5:18 pmPhiladelphia

1h 44m

DTW7:02 pmDetroit Metropolitan Wayne County

$389

Delta

May 25

DTW7:20 amDetroit Metropolitan Wayne County

1h 35m

PHL8:55 amPhiladelphia

Aug 12

PHL6:05 amPhiladelphia

1h 38m

DTW7:43 amDetroit Metropolitan Wayne County

$393

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Tue 7/7

2:02 pm-3:35 pm

Nonstop1h 33m

Philadelphia

Wed 7/8

8:25 am-10:04 am

Nonstop1h 39m

$188

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Tue 7/7

11:00 am-12:39 am

1 stop13h 39m

Philadelphia

Tue 7/14

8:25 am-10:04 am

Nonstop1h 39m

$189

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Tue 6/2

1:59 pm-10:10 pm

1 stop8h 11m

Philadelphia

Wed 6/10

4:35 pm-12:44 am

1 stop8h 09m

$190

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Sat 7/18

11:00 am-12:39 am

1 stop13h 39m

Philadelphia

Sun 7/19

8:25 am-10:04 am

Nonstop1h 39m

$198

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Wed 5/27

12:44 pm-8:54 am

1 stop20h 10m

Philadelphia

Tue 8/11

6:30 am-1:05 pm

1 stop6h 35m

$200

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Tue 6/2

1:59 pm-10:10 pm

1 stop8h 11m

Philadelphia

Sat 6/13

6:30 am-1:44 pm

1 stop7h 14m

$201

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Tue 7/7

2:02 pm-3:35 pm

Nonstop1h 33m

Philadelphia

Sat 7/11

7:00 am-7:00 pm

1 stop12h 00m

$203

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Thu 6/4

6:57 pm-1:06 am

1 stop6h 09m

Philadelphia

Wed 6/10

4:35 pm-12:44 am

1 stop8h 09m

$204

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Tue 7/7

11:00 am-12:39 am

1 stop13h 39m

Philadelphia

Thu 7/9

8:25 am-10:04 am

Nonstop1h 39m

$205

DetroitPhiladelphia

DTW - PHL

DTWPHL

Detroit Metropolitan Wayne County

Wed 7/15

2:02 pm-3:35 pm

Nonstop1h 33m

Philadelphia

Sat 8/1

8:25 am-10:04 am

Nonstop1h 39m

$208

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 August. Flight prices, which tend to average around $34, are often lower during this time because this is during the off-season. The month of June is another great option to travel to Philadelphia, with average flight prices from Detroit averaging around $53.

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

The cheapest day to depart from Detroit to Philadelphia is on a Friday. Travelers who choose to depart for Philadelphia on a Friday will often find tickets for as low as $351. 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 $768.

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 $241. 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 $818.

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 from Detroit 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 $288 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 $171 on momondo.

How have Detroit to Philadelphia flight prices changed over time?

As of May 2026, prices for Detroit to Philadelphia flights are approximately 365% 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	$245
Fastest flight time	1h 33m
Direct flights	Every day
Airports in Philadelphia	1 airport

The best one-way flight to Philadelphia from Detroit in the past 72 hours is $245. The best round-trip flight deal from Detroit to Philadelphia found on momondo in the last 72 hours is $313.

The fastest flight from Detroit to Philadelphia takes 1h 33m

Direct flights go from Detroit to Philadelphia every day.

There is 1 airport in Philadelphia. From Detroit there are direct flights to Philadelphia (PHL).

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Frequently asked questions about flying from Detroit to Philadelphia

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 33m.
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?
As of May 2026, there are 4 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Detroit to Philadelphia is Canadair (Bombardier) Regional Jet 900 (32.75% of total bookings). The next most popular plane models are Boeing 717-200 (23.77%), Airbus A320-100/200 (12.15%), and Canadair (Bombardier) Regional Jet 700 (5.28%).
What is the most popular airline from Detroit to Philadelphia?
Based on momondo bookings for flights between Detroit and Philadelphia, the leading airline is American Airlines, making up 35% of the total bookings. Other popular airlines include Delta with 33%, Spirit Airlines with 20%, and Frontier with 12%.

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
Frontier	PriceFrom $58	Free Cancellation	Rating 5.6 2,951 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $77	Free Cancellation	Rating 6.3 8,633 reviews	Search Spirit Airlines flights
Delta	PriceFrom $160	Free Cancellation	Rating 7.9 8,448 reviews	Search Delta flights
American Airlines	PriceFrom $201	Free Cancellation	Rating 7.1 11,664 reviews	Search American Airlines flights

Delta Flights From Detroit to Philadelphia
The lowest priced Delta flight from Detroit to Philadelphia from the last 72 hours was $160. Generally, Delta has 25 flights on this route every week with an average price of $351. 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 (7.1/10, 11,664 ratings). American Airlines flies from Detroit to Philadelphia around 21 times per week, with deals starting from $201 round-trip and rising to an average price of around $328.

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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.