$105+ Cheap flights from Detroit to Philadelphia (DTT - PHL)
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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — PHL
Sep 26 — Oct 31
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Detroit to Philadelphia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Detroit All airports to Philadelphia are usually found in February or January, booked 54 days in advance, depart on a Friday or Saturday and return on a Friday
Cheap flight deals from Detroit to Philadelphia
Cheapest
Best
Last-minute
One-way
Cheapest flights from Detroit to PhiladelphiaExplore 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 August 27, 2026.
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 August 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:53 pm -
1 stop4h 31m
Mon 11/1612:10 pm -
Nonstop1h 56m
Deal found 8/26![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:51 pm -
1 stop21h 36m
Mon 9/285:32 pm -
1 stop7h 10m
Deal found 8/27![Frontier logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:00 am -
1 stop24h 16m
Thu 10/15:32 pm -
1 stop7h 10m
Deal found 8/26![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:25 pm -
1 stop7h 53m
Sat 9/268:00 am -
1 stop7h 33m
Deal found 8/27![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:25 pm -
1 stop7h 53m
Sat 9/268:00 am -
1 stop7h 33m
Deal found 8/25![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:28 am -
1 stop7h 57m
Wed 10/79:30 am -
1 stop8h 19m
Deal found 8/25![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:25 pm -
1 stop7h 53m
Tue 9/295:32 pm -
1 stop7h 10m
Deal found 8/25![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:00 am -
1 stop11h 14m
Sun 10/48:41 am -
1 stop16h 01m
Deal found 8/26![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:25 pm -
1 stop7h 53m
Wed 9/309:30 am -
1 stop8h 19m
Deal found 8/24![Frontier logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:00 am -
1 stop24h 16m
Sat 9/268:41 am -
1 stop15h 06m
Deal found 8/27![Frontier logo]()
$179
Best flights from Detroit to PhiladelphiaDiscover carefully curated flight deals from Detroit to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
Discover carefully curated flight deals from Detroit to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
This Delta deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/29:35 pm -
Nonstop1h 37m
Sun 10/46:15 am -
Nonstop1h 39m
Deal found 8/24![Delta logo]()
$259
This Southwest deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:05 am -
2 stops9h 55m
Tue 10/2711:25 am -
2 stops9h 35m
Deal found 8/25![Southwest logo]()
$309
This United Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/254:10 pm -
1 stop7h 02m
Fri 11/277:40 pm -
1 stop4h 19m
Deal found 8/25![United Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:10 am -
Nonstop1h 37m
Mon 9/286:15 am -
Nonstop1h 39m
Deal found 8/23![Delta logo]()
$259
This Delta deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:10 am -
Nonstop1h 34m
Wed 9/308:04 pm -
Nonstop2h 02m
Deal found 8/22![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:35 am -
2 stops8h 05m
Wed 9/301:45 pm -
2 stops8h 10m
Deal found 8/22![Southwest logo]()
$329
This Southwest deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:25 pm -
2 stops7h 20m
Sat 10/175:55 am -
2 stops12h 20m
Deal found 8/22![Southwest logo]()
$335
This Delta deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:31 pm -
Nonstop1h 37m
Tue 10/206:10 am -
Nonstop1h 45m
Deal found 8/24![Delta logo]()
$337
This Southwest deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:35 am -
2 stops8h 05m
Mon 9/216:20 am -
2 stops8h 50m
Deal found 8/22![Southwest logo]()
$339
This Southwest deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:10 am -
2 stops12h 05m
Sat 10/175:55 am -
2 stops12h 20m
Deal found 8/26![Southwest logo]()
$341
This Southwest deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:10 am -
2 stops12h 25m
Sun 10/256:20 am -
2 stops8h 55m
Deal found 8/25![Southwest logo]()
$354
This Southwest deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:40 am -
2 stops11h 45m
Fri 11/275:30 am -
1 stop7h 15m
Deal found 8/25![Southwest logo]()
$367
Last-minute flights from Detroit to PhiladelphiaDiscover last-minute flight deals from Detroit to Philadelphia. Data last updated August 27, 2026 and is based on user searches.
Discover last-minute flight deals from Detroit to Philadelphia. Data last updated August 27, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:00 am -
1 stop24h 16m
Sat 9/268:41 am -
1 stop15h 06m
Deal found 8/27![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:25 pm -
1 stop7h 53m
Sat 9/268:00 am -
1 stop7h 33m
Deal found 8/27![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:25 pm -
1 stop7h 53m
Sat 9/268:00 am -
1 stop7h 33m
Deal found 8/25![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:25 pm -
1 stop7h 53m
Tue 9/295:32 pm -
1 stop7h 10m
Deal found 8/25![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:25 pm -
1 stop7h 53m
Wed 9/309:30 am -
1 stop8h 19m
Deal found 8/24![Frontier logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:51 pm -
1 stop21h 36m
Mon 9/285:32 pm -
1 stop7h 10m
Deal found 8/27![Frontier logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:51 pm -
1 stop21h 36m
Wed 9/3010:37 am -
1 stop7h 19m
Deal found 8/27![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:00 am -
1 stop24h 16m
Thu 10/15:32 pm -
1 stop7h 10m
Deal found 8/26![Frontier logo]()
$171
One-way flights from Detroit to PhiladelphiaSearch for one-way flight options from Detroit to Philadelphia. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
Search for one-way flight options from Detroit to Philadelphia. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
This Frontier deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:02 pm -
1 stop8h 14m
Deal found 8/26![Frontier logo]()
$105
This Booking.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/163:25 pm -
1 stop7h 53m
Deal found 8/23![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:25 pm -
1 stop7h 53m
Deal found 8/25![Frontier logo]()
$107
This Expedia deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2210:30 pm -
Nonstop1h 37m
Deal found 8/22![Frontier logo]()
$110
This Frontier deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2111:17 am -
1 stop11h 06m
Deal found 8/25![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1910:42 am -
2 stops12h 36m
Deal found 8/23![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:03 pm -
1 stop18h 32m
Deal found 8/23![Frontier logo]()
$113
This Trip.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:00 am -
1 stop16h 18m
Deal found 8/25![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:03 pm -
1 stop27h 12m
Deal found 8/23![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:51 pm -
2 stops23h 24m
Deal found 8/23![Frontier logo]()
$116
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 August 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $169 (Kiwi.com) |
One-way from | $105 (Frontier) |
Popular in | June |
Cheapest in | February |
Average price | $247 |
Good round-trip deal | $302 or less |
Good one-way deal | $169 or less |
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 7,457,451 searches. Data last updated August 27, 2026.
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
Cheapest round-trip
Quickest round-trip
DetroitPhiladelphia
DTW Detroit Metropolitan Wayne County - PHL Philadelphia
DTWPHL
Detroit Metropolitan Wayne County
Fri 10/2
9:35 pm-11:12 pm
Nonstop1h 37m
Philadelphia
Sun 10/4
6:15 am-7:54 am
Nonstop1h 39m
$259
DetroitPhiladelphia
DTW Detroit Metropolitan Wayne County - PHL Philadelphia
DTWPHL
Detroit Metropolitan Wayne County
Tue 9/22
7:10 am-8:47 am
Nonstop1h 37m
Philadelphia
Mon 9/28
6:15 am-7:54 am
Nonstop1h 39m
$259
DetroitPhiladelphia
DTW Detroit Metropolitan Wayne County - PHL Philadelphia
DTWPHL
Detroit Metropolitan Wayne County
Sat 9/26
10:10 am-11:44 am
Nonstop1h 34m
Philadelphia
Wed 9/30
8:04 pm-10:06 pm
Nonstop2h 02m
$299
DetroitPhiladelphia
DTW Detroit Metropolitan Wayne County - PHL Philadelphia
DTWPHL
Detroit Metropolitan Wayne County
Tue 10/20
11:05 am-9:00 pm
2 stops9h 55m
Philadelphia
Tue 10/27
11:25 am-9:00 pm
2 stops9h 35m
$309
DetroitPhiladelphia
DTW Detroit Metropolitan Wayne County - PHL Philadelphia
DTWPHL
Detroit Metropolitan Wayne County
Wed 11/25
4:10 pm-11:12 pm
1 stop7h 02m
Philadelphia
Fri 11/27
7:40 pm-11:59 pm
1 stop4h 19m
$318
DetroitPhiladelphia
DTW Detroit Metropolitan Wayne County - PHL Philadelphia
DTWPHL
Detroit Metropolitan Wayne County
Sat 9/26
6:35 am-2:40 pm
2 stops8h 05m
Philadelphia
Wed 9/30
1:45 pm-9:55 pm
2 stops8h 10m
$329
DetroitPhiladelphia
DTW Detroit Metropolitan Wayne County - PHL Philadelphia
DTWPHL
Detroit Metropolitan Wayne County
Wed 10/14
2:25 pm-9:45 pm
2 stops7h 20m
Philadelphia
Sat 10/17
5:55 am-6:15 pm
2 stops12h 20m
$335
DetroitPhiladelphia
DTW Detroit Metropolitan Wayne County - PHL Philadelphia
DTWPHL
Detroit Metropolitan Wayne County
Mon 10/19
9:31 pm-11:08 pm
Nonstop1h 37m
Philadelphia
Tue 10/20
6:10 am-7:55 am
Nonstop1h 45m
$337
DetroitPhiladelphia
DTW Detroit Metropolitan Wayne County - PHL Philadelphia
DTWPHL
Detroit Metropolitan Wayne County
Sat 9/19
6:35 am-2:40 pm
2 stops8h 05m
Philadelphia
Mon 9/21
6:20 am-3:10 pm
2 stops8h 50m
$339
DetroitPhiladelphia
DTW Detroit Metropolitan Wayne County - PHL Philadelphia
DTWPHL
Detroit Metropolitan Wayne County
Sat 10/10
7:10 am-7:15 pm
2 stops12h 05m
Philadelphia
Sat 10/17
5:55 am-6:15 pm
2 stops12h 20m
$341
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Detroit to Philadelphia
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Philadelphia in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Detroit-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Philadelphia flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Detroit-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
DTT-PHL
DTW-PHL
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
DTT-PHL
DTW-PHL
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 $218). Flying from Detroit to Philadelphia in June is currently the most expensive (average of $419). 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 August 27, 2026.
It’s typically best to fly out from Detroit to Philadelphia at noon. Doing so could potentially save you 66% on the flight price compared to flying in the afternoon, which is usually more expensive.
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 August 27, 2026.
The most flights from DTT to PHL are scheduled on a Monday (34 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 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 $210 and $309 in November.The cheapest round-trip price found within the last 5 days was $169 on Frontier (Nov 14-Nov 16).
What’s the top layover airport for flights from Detroit to Philadelphia?
Share of 1-stop round-trip flights from Detroit to Philadelphia chosen by Cheapflights users in the past 12 months, using the same layover each way.
Nashville (BNA) – chosen by Cheapflights users on 33% of 1-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 $145.
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 Washington, D.C. (IAD) have the shortest average one-way travel time for 1-stop routes: 3h 46m.
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 Washington, D.C. (IAD) offer the fastest connection on this route, with an average layover time of 1h 03m.
How far ahead should I book a flight from Detroit to Philadelphia?
Booking 53 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 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 August 22, 2026.
Travelers seeking maximum savings on their Detroit to Philadelphia flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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 August 27, 2026.
See what other customers who have flown with Delta,American Airlines, andFrontier from Detroit to Philadelphia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
4.0
OkayLaura,Aug 2023
DTW - BOS
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
4.0
OkayLaura,Aug 2023
DTW - BOS
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
4.0
OkayLaura,Aug 2023
DTW - BOS
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
4.0
OkayLaura,Aug 2023
DTW - BOS
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.
Traveling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
Reading
King of Prussia
Camden
Wildwood Crest
Ocean City
Cherry Hill
Lewes
Plymouth Meeting
Wyomissing
Pottstown
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Vineland
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Detroit
Philadelphia flight routes
Popular flights
Alternative routes for Detroit to Philadelphia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Philadelphia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Detroit to Philadelphia by cabin class
Find flights from Detroit to Philadelphia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Detroit and Philadelphia flights
Browse other Detroit and Philadelphia flight options. Last updated on August 27, 2026.
Other flights from Detroit
Browse through other flights departing from Detroit. Flights are based on user searches made on Cheapflights and were last updated on August 27, 2026.
Other flights to Philadelphia
Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Detroit to Philadelphia
Discover the top 3 airlines 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 7,457,451 searches. Data last updated August 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$76 | Average$220 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$365 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$219 | Average$357 | FlexibilityNo cancel fee | On-time71% |