Cheap Flights from Detroit to Philadelphia
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Deals from
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Prices updated 24 days ago
486,190 searches this week
171 airlines compared
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Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from Detroit to Philadelphia
Explore current cheapest deals departing from Detroit to Philadelphia
Round trip
Sort by: Cheapest
July 14 - July 15
DTW - Philadelphia
$244
$174
Round trip
July 25 - July 26
DTW - Philadelphia
$237
$189
Round trip
July 4 - July 5
DTW - Philadelphia
$255
$190
Round trip
July 20 - July 25
DTW - Philadelphia
$233
$203
Round trip
August 20 - August 25
DTW - Philadelphia
$206
$203
Round trip
August 8 - August 12
DTW - Philadelphia
$209
$203
Round trip
July 24 - July 31
DTW - Philadelphia
$229
$204
Round trip
July 15 - July 20
DTW - Philadelphia
$238
$204
Round trip
July 13 - July 20
DTW - Philadelphia
$234
$204
Round trip
July 4 - July 14
DTW - Philadelphia
$220
$204
Round trip
Unlock all 500+ flight deals to Philadelphia and get alerts when great deals appear
Route Intelligence — 486,190 Searches this Week
Insights for flights from Detroit to Philadelphia
How much is a round trip from Detroit to Philadelphia
Regular price: $194 - $256
Prices are currently below the regular range.
The regular price range for flights from Detroit to Philadelphia is $194 to $256. The current lowest deal is $174 with Frontier Airlines, for travel from Jul 14-Jul 15.
now $174
Low $194
High $256
The cheapest time to fly from Detroit to Philadelphia
Flights from Detroit to Philadelphia are cheapest in May, with a median price of $119. The most expensive month to fly is December, with a median price of $334. Prices are generally lower from March to August.
May
Flights from $119
December
Flights from $334
Direct flights from Detroit to Philadelphia
Frontier Airlines
Last-minute flights going from Detroit to Philadelphia
Thu, Jun 18
DTW - Trenton
Detroit (DTW) - Trenton (TTN)
Frontier Airlines
$441
$390
One-way
Fri, Jun 19
DTW - Trenton
Detroit (DTW) - Trenton (TTN)
Frontier Airlines
$437
$356
One-way
Sat, Jun 20
DTW - Trenton
Detroit (DTW) - Trenton (TTN)
Frontier Airlines
$437
$290
One-way
Sun, Jun 21
DTW - Trenton
Detroit (DTW) - Trenton (TTN)
Frontier Airlines
$413
$323
One-way
Thu, Jun 25
DTW - Trenton
Detroit (DTW) - Trenton (TTN)
Frontier Airlines
$369
$367
One-way
Wed, Jul 1
DTW - Philadelphia
Detroit (DTW) - Philadelphia (PHL)
Frontier Airlines
$267
$221
One-way
Biggest price drops on these dates for flights from Detroit to Philadelphia
Jun 20 - Jun 23
$437 → $290
34%
Jun 21 - Jun 23
$413 → $323
22%
Jun 19 - Jun 22
$437 → $356
19%
Jul 14 - Jul 15
$244 → $174
29%
Popular Airports to fly from Detroit to Philadelphia
Detroit - Philadelphia route insights
💸 Price insights
Recent fares are above the typical level
Recent fares from Detroit to Philadelphia are above the typical level for this route.
📅 Best time to fly
Fly in May for the best prices
Historically, May offers the lowest median prices at $119 for Detroit to Philadelphia flights.
⏱️ Flight duration
Direct flights take 3h 14m
The typical direct flight duration from Detroit to Philadelphia is 3 hours 14 minutes.
✈️ Airlines & availability
Frontier Airlines offers direct flights
Frontier Airlines has historically offered direct flights on the Detroit to Philadelphia route.
🏆 Airline highlight
Frontier Airlines: 1 direct deal found
Frontier Airlines has offered 1 direct deal from Detroit to Philadelphia recently.
🎯 Booking tip
Deals are frequent for this route
Historically, deals for flights from Detroit to Philadelphia are frequent, with over 1 deal per day.
Detroit main airports to depart from
Detroit Metropolitan (DTW)
Detroit Metropolitan is a convenient option for flights from the Detroit area to Philadelphia.
📍 ~30 km from city center
💸 Flights from ~$174
Philadelphia main airports to arrive at
Philadelphia International (PHL)
Philadelphia International Airport is a convenient arrival choice for flights from Detroit to Philadelphia.
📍 ~10 km from city center (reachable by car)
💸 Flights from ~$174
Airports nearby Philadelphia used as alternative
Newark Liberty International (EWR)
Consider EWR for significantly more flight options, especially for long-haul international routes.
📍 ~135 km from Philadelphia (reachable by train)
💸 Flights from ~$149
Baltimore–Washington International (BWI)
BWI offers extensive domestic coverage, often with lower fares, and direct rail connections.
📍 ~150 km from Philadelphia (reachable by train)
💸 Flights from ~$98
Trenton–Mercer (TTN)
TTN is ideal for fast check-in and security, offering budget-friendly options with limited destinations.
📍 ~50 km from Philadelphia (reachable by car)
💸 Flights from ~$207
Lehigh Valley International (ABE)
ABE is a less crowded option with reliable regional connections, an easy drive from northern suburbs.
📍 ~85 km from Philadelphia (reachable by car)
💸 Flights from ~$259
Atlantic City International (ACY)
ACY is convenient for travelers on the eastern side of the metro, with a simple, easy-to-navigate terminal.
📍 ~90 km from Philadelphia (reachable by car)
💸 Flights from ~$195
Business & First Class Flight Deals to Philadelphia
Discover luxury on the budget with premium cabin class on flights from Detroit to Philadelphia.
Elite
Best Elite deals to Philadelphia
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From DTW
Elite
Sep 28
Philadelphia, United States
80% AI deal score
$1,312
$639
Save $673
From DTW
Elite
Sep 24
Philadelphia, United States
80% AI deal score
$1,322
$639
Save $683
From DTW
Elite
Sep 03
Philadelphia, United States
79% AI deal score
$1,269
$639
Save $630
From DTW
Elite
Oct 13
Philadelphia, United States
79% AI deal score
$1,270
$639
Save $631
From DTW
Elite
Oct 01
Philadelphia, United States
79% AI deal score
$1,239
$639
Save $600
From DTW
Elite
Aug 07
Philadelphia, United States
79% AI deal score
$1,242
$649
Save $593
From DTW
Elite
Aug 06
Philadelphia, United States
78% AI deal score
$1,203
$649
Save $554
From DTW
Elite
Aug 01
Philadelphia, United States
78% AI deal score
$1,193
$649
Save $544
From DTW
Elite
Aug 13
Philadelphia, United States
78% AI deal score
$1,202
$649
Save $553
From DTW
Elite
Aug 15
Philadelphia, United States
78% AI deal score
$1,224
$649
Save $575
From DTW
Elite
Jul 15
Philadelphia, United States
76% AI deal score
$1,033
$649
Save $384
From DTW
Elite
Jul 15
Philadelphia, United States
76% AI deal score
$1,033
$649
Save $384
From DTW
Elite
Jul 23
Philadelphia, United States
75% AI deal score
$1,003
$649
Save $354
From DTW
Elite
Jul 24
Philadelphia, United States
75% AI deal score
$1,035
$649
Save $386
From DTW
Elite
Aug 02
Philadelphia, United States
67% AI deal score
$822
$671
Save $151
From DTW
Elite
Jul 17
Philadelphia, United States
67% AI deal score
$1,023
$764
Save $259
From DTW
Elite
Jul 02
Philadelphia, United States
67% AI deal score
$1,011
$784
Save $227
From DTW
Elite
Oct 23
Philadelphia, United States
66% AI deal score
$3,021
$2,123
Save $898
From DTW
Elite
Oct 14
Philadelphia, United States
66% AI deal score
$3,086
$2,123
Save $963
From DTW
Elite
Oct 14
Philadelphia, United States
66% AI deal score
$2,979
$2,123
Save $856
From DTW
Elite
Oct 06
Philadelphia, United States
66% AI deal score
$2,899
$2,123
Save $776
From DTW
Elite
Oct 06
Philadelphia, United States
66% AI deal score
$2,995
$2,123
Save $872
From DTW
Elite
Oct 28
Philadelphia, United States
66% AI deal score
$3,069
$2,123
Save $946
From DTW
Elite
Oct 20
Philadelphia, United States
66% AI deal score
$3,028
$2,123
Save $905
From DTW
Elite
Oct 26
Philadelphia, United States
66% AI deal score
$3,033
$2,123
Save $910
From DTW
Elite
Oct 23
Philadelphia, United States
66% AI deal score
$2,988
$2,123
Save $865
From DTW
Elite
Oct 20
Philadelphia, United States
66% AI deal score
$2,980
$2,123
Save $857
From DTW
Elite
Oct 26
Philadelphia, United States
66% AI deal score
$2,987
$2,123
Save $864
From DTW
Elite
Oct 14
Philadelphia, United States
66% AI deal score
$2,933
$2,123
Save $810
From DTW
Elite
Oct 28
Philadelphia, United States
66% AI deal score
$2,997
$2,123
Save $874
From DTW
Elite
Oct 26
Philadelphia, United States
66% AI deal score
$2,992
$2,123
Save $869
From DTW
Elite
Oct 06
Philadelphia, United States
66% AI deal score
$2,899
$2,123
Save $776
From DTW
Elite
Oct 23
Philadelphia, United States
66% AI deal score
$3,012
$2,123
Save $889
From DTW
Elite
Oct 14
Philadelphia, United States
66% AI deal score
$2,979
$2,123
Save $856
From DTW
Elite
Oct 20
Philadelphia, United States
66% AI deal score
$3,031
$2,123
Save $908
From DTW
Elite
Oct 28
Philadelphia, United States
66% AI deal score
$3,028
$2,123
Save $905
From DTW
Elite
Oct 03
Philadelphia, United States
66% AI deal score
$2,960
$2,125
Save $835
From DTW
Elite
Oct 29
Philadelphia, United States
66% AI deal score
$3,106
$2,125
Save $981
From DTW
Elite
Oct 06
Philadelphia, United States
66% AI deal score
$2,944
$2,125
Save $819
From DTW
Elite
Oct 03
Philadelphia, United States
66% AI deal score
$2,891
$2,125
Save $766
From DTW
Elite
Oct 13
Philadelphia, United States
66% AI deal score
$2,979
$2,125
Save $854
From DTW
Elite
Oct 13
Philadelphia, United States
66% AI deal score
$3,045
$2,125
Save $920
From DTW
Elite
Oct 14
Philadelphia, United States
66% AI deal score
$3,007
$2,125
Save $882
From DTW
Elite
Oct 27
Philadelphia, United States
66% AI deal score
$3,034
$2,125
Save $909
From DTW
Elite
Oct 24
Philadelphia, United States
66% AI deal score
$2,994
$2,125
Save $869
From DTW
Elite
Oct 17
Philadelphia, United States
66% AI deal score
$3,014
$2,125
Save $889
From DTW
Elite
Oct 20
Philadelphia, United States
66% AI deal score
$3,063
$2,125
Save $938
From DTW
Elite
Oct 17
Philadelphia, United States
66% AI deal score
$2,951
$2,125
Save $826
From DTW
Elite
Oct 27
Philadelphia, United States
66% AI deal score
$3,007
$2,125
Save $882
From DTW
Elite
Oct 29
Philadelphia, United States
66% AI deal score
$2,996
$2,125
Save $871
From DTW
Elite
Oct 13
Philadelphia, United States
66% AI deal score
$2,933
$2,125
Save $808
From DTW
Elite
Oct 24
Philadelphia, United States
66% AI deal score
$2,982
$2,125
Save $857
From DTW
Elite
Oct 31
Philadelphia, United States
66% AI deal score
$3,038
$2,125
Save $913
From DTW
Elite
Oct 17
Philadelphia, United States
66% AI deal score
$3,006
$2,125
Save $881
From DTW
Elite
Oct 27
Philadelphia, United States
66% AI deal score
$3,033
$2,125
Save $908
From DTW
Elite
Oct 24
Philadelphia, United States
66% AI deal score
$3,011
$2,125
Save $886
From DTW
Elite
Oct 29
Philadelphia, United States
66% AI deal score
$3,070
$2,125
Save $945
From DTW
Elite
Oct 03
Philadelphia, United States
66% AI deal score
$2,891
$2,125
Save $766
From DTW
Elite
Oct 13
Philadelphia, United States
66% AI deal score
$2,962
$2,125
Save $837
From DTW
Elite
Oct 13
Philadelphia, United States
66% AI deal score
$3,010
$2,126
Save $884
From DTW
Elite
Oct 03
Philadelphia, United States
66% AI deal score
$2,891
$2,126
Save $765
From DTW
Elite
Oct 17
Philadelphia, United States
66% AI deal score
$3,019
$2,126
Save $893
From DTW
Elite
Oct 20
Philadelphia, United States
66% AI deal score
$3,035
$2,183
Save $852
From DTW
Elite
Oct 14
Philadelphia, United States
66% AI deal score
$2,995
$2,183
Save $812
From DTW
Elite
Oct 23
Philadelphia, United States
66% AI deal score
$3,043
$2,183
Save $860
From DTW
Elite
Oct 26
Philadelphia, United States
66% AI deal score
$3,111
$2,183
Save $928
From DTW
Elite
Oct 20
Philadelphia, United States
66% AI deal score
$3,016
$2,183
Save $833
From DTW
Elite
Oct 06
Philadelphia, United States
66% AI deal score
$2,983
$2,183
Save $800
From DTW
Elite
Oct 23
Philadelphia, United States
66% AI deal score
$3,091
$2,183
Save $908
From DTW
Elite
Oct 14
Philadelphia, United States
66% AI deal score
$3,013
$2,183
Save $830
From DTW
Elite
Oct 13
Philadelphia, United States
66% AI deal score
$2,988
$2,185
Save $803
From DTW
Elite
Oct 17
Philadelphia, United States
66% AI deal score
$3,028
$2,185
Save $843
From DTW
Elite
Oct 24
Philadelphia, United States
66% AI deal score
$3,034
$2,185
Save $849
From DTW
Elite
Oct 17
Philadelphia, United States
66% AI deal score
$3,026
$2,185
Save $841
From DTW
Elite
Oct 13
Philadelphia, United States
66% AI deal score
$2,993
$2,185
Save $808
From DTW
Elite
Oct 14
Philadelphia, United States
66% AI deal score
$3,010
$2,185
Save $825
From DTW
Elite
Oct 03
Philadelphia, United States
66% AI deal score
$2,985
$2,185
Save $800
From DTW
Elite
Oct 15
Philadelphia, United States
66% AI deal score
$3,133
$2,188
Save $945
From DTW
Elite
Oct 15
Philadelphia, United States
66% AI deal score
$2,994
$2,188
Save $806
From DTW
Elite
Aug 12
Philadelphia, United States
66% AI deal score
$3,207
$2,191
Save $1,016
From DTW
Elite
Aug 12
Philadelphia, United States
66% AI deal score
$2,983
$2,194
Save $789
From DTW
Elite
Aug 11
Philadelphia, United States
66% AI deal score
$3,175
$2,303
Save $872
From DTW
Elite
Sep 05
Philadelphia, United States
66% AI deal score
$830
$659
Save $171
From DTW
Elite
Nov 10
Philadelphia, United States
66% AI deal score
$817
$671
Save $146
From DTW
Elite
Nov 15
Philadelphia, United States
66% AI deal score
$817
$671
Save $146
From DTW
Elite
Nov 11
Philadelphia, United States
66% AI deal score
$817
$671
Save $146
From DTW
Elite
Jul 17
Philadelphia, United States
66% AI deal score
$822
$671
Save $151
From DTW
Elite
Nov 02
Philadelphia, United States
66% AI deal score
$818
$671
Save $147
From DTW
Elite
Nov 05
Philadelphia, United States
66% AI deal score
$818
$671
Save $147
From DTW
Elite
Nov 06
Philadelphia, United States
65% AI deal score
$2,769
$2,125
Save $644
From DTW
Elite
Oct 06
Philadelphia, United States
65% AI deal score
$2,899
$2,183
Save $716
From DTW
Elite
Oct 06
Philadelphia, United States
65% AI deal score
$2,902
$2,183
Save $719
From DTW
Elite
Oct 03
Philadelphia, United States
65% AI deal score
$2,891
$2,185
Save $706
From DTW
Elite
Aug 04
Philadelphia, United States
65% AI deal score
$2,995
$2,254
Save $741
From DTW
Elite
Aug 04
Philadelphia, United States
65% AI deal score
$2,926
$2,258
Save $668
From DTW
Elite
Aug 12
Philadelphia, United States
65% AI deal score
$3,000
$2,304
Save $696
From DTW
Elite
Aug 11
Philadelphia, United States
65% AI deal score
$2,998
$2,306
Save $692
From DTW
Elite
Aug 14
Philadelphia, United States
65% AI deal score
$3,031
$2,307
Save $724
From DTW
Elite
Aug 13
Philadelphia, United States
65% AI deal score
$779
$671
Save $108
From DTW
Elite
Jun 26
Philadelphia, United States
65% AI deal score
$1,028
$875
Save $153