Are direct flights from Detroit to Philadelphia always the best option?

Direct flights are often the most convenient option, saving time and reducing the chance of missed connections. However, they are not always the cheapest. Flights with layovers can sometimes be more affordable, especially if you are willing to spend extra time traveling.

Can flexible travel dates help on Detroit to Philadelphia flights?

Yes, being flexible with your travel dates can significantly impact the price of your flight. Mid-week flights or those during off-peak seasons often have lower fares than weekend or holiday travel. Adjusting your departure or return by even a day or two may lead to savings.

What extra costs should I check before booking Detroit to Philadelphia flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Understanding these fees beforehand can help you compare the true total cost of your ticket.

Flights From Detroit

To Philadelphia

Cheap Flights from Detroit to Philadelphia

Browse current best options from Detroit. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Detroit

RatePunk searches hundreds of travel sites at once for deals on flights to Philadelphia

Prices updated 7 days ago

482 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Oct 26, 2026.)

Today’s best flight deals from Detroit to Philadelphia

Explore current cheapest deals departing from Detroit to Philadelphia

2026-11-12 – 2026-11-16
DTT - Philadelphia
45% AI deal score
$115
$96
Round trip
2026-11-02 – 2026-11-16
DTT - Philadelphia
40% AI deal score
$116
$119
Round trip
2026-11-02 – 2026-11-12
DTT - Philadelphia
41% AI deal score
$120
$119
Round trip
2026-11-16 – 2026-12-16
DTT - Philadelphia
70% AI deal score
$165
$124
Round trip
2026-11-06 – 2026-11-12
DTT - Philadelphia
40% AI deal score
$119
$129
Round trip
2026-11-06 – 2026-11-16
DTT - Philadelphia
39% AI deal score
$105
$129
Round trip
2026-11-16 – 2026-12-03
DTT - Philadelphia
69% AI deal score
$167
$129
Round trip
2026-11-16 – 2026-12-02
DTT - Philadelphia
69% AI deal score
$170
$132
Round trip
2026-11-16 – 2026-12-09
DTT - Philadelphia
68% AI deal score
$166
$132
Round trip
2026-11-16 – 2026-11-18
DTT - Philadelphia
73% AI deal score
$216
$133
Round trip

Detroit to Philadelphia: Overview

Insights for flights from Detroit to Philadelphia

For those looking for cheap flights from Detroit to Philadelphia, fares typically range from $281–$709, with a median price of $418. Right now, current fares are below the typical level, and about 6% of recent fares were classified as a good price. New deals show up several times a week, suggesting a regular cadence for this route.

When considering the cheapest time to fly from Detroit to Philadelphia, April stands out with a median fare of $191. Following closely, July offers a median fare of $227, while October presents another economical option with a median fare of $293.

Most itineraries for this route are not direct, with only 6.5% of recent fares being non-stop. This means that most itineraries connect at least once, and for connecting flights, the typical number of stopovers is 2.

A typical journey from Detroit to Philadelphia takes about 11h 34m including connections. While the non-stop flight time is 1h 40m, the prevalence of connecting itineraries significantly extends the overall travel duration for most travelers.

The route from Detroit to Philadelphia covers a distance of 728 kilometers, classifying it as a short-haul journey.

How much is a round trip from Detroit to Philadelphia

Regular price: $87 - $283

Prices for flights from Detroit to Philadelphia are currently within the regular range.

The regular price range for flights from Detroit to Philadelphia is between $87 and $283. The current lowest deal is $132 with Frontier Airlines for travel from Nov 12-Nov 16.

now $132

Low $87

High $283

The cheapest time to fly from Detroit to Philadelphia

The cheapest month to fly from DTT to PHL is April, with a median price of $191. The most expensive month is June, with a median price of $843. Generally, prices are lower from April to December.

April

Cheapest

Flights from $191

June

Most Expensive

Flights from $843

Jan

Apr

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Detroit to Philadelphia

Frontier Airlines

Last-minute flights going from Detroit to Philadelphia

Thu, Oct 29

⌛ Last-Minute

DTW - Philadelphia

Detroit (DTW) - Philadelphia (PHL)

Frontier Airlines

$153

$119

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - Philadelphia

Detroit (DTW) - Philadelphia (PHL)

Frontier Airlines

$159

$119

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - Philadelphia

Detroit (DTW) - Philadelphia (PHL)

Frontier Airlines

$240

$144

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - Philadelphia

Detroit (DTW) - Philadelphia (PHL)

Frontier Airlines

$246

$147

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - Philadelphia

Detroit (DTW) - Philadelphia (PHL)

Frontier Airlines

$190

$157

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - Philadelphia

Detroit (DTW) - Philadelphia (PHL)

Frontier Airlines

$163

$159

One-way

Biggest price drops on these dates for flights from Detroit to Philadelphia

2 nights

Oct 27 - Oct 29

$453 → $250

45%

1 night

Oct 29 - Oct 30

$246 → $146

41%

2 nights

Nov 3 - Nov 5

$285 → $194

32%

1 night

Nov 2 - Nov 3

$308 → $222

28%

Popular Airports to fly from Detroit to Philadelphia

Detroit - Philadelphia route insights

💸 Price insights

Recent fares are below the typical level.

Recent fares from Detroit to Philadelphia are below the typical level at $364.

📅 Best time to fly

April, July, and October offer lower median prices.

Historically, April ($191), July ($227), and October ($293) have offered lower median prices.

⏱️ Flight duration

Direct flights average 1h 40m.

Direct flights from Detroit to Philadelphia typically take 1h 40m, while connecting flights average 11h 34m.

✈️ Airlines & availability

Connecting flights are dominant for this route.

Only 6.5% of recent fares are for direct flights, with connecting options being more common.

🏆 Airline highlight

Frontier Airlines offers direct flights.

Frontier Airlines is one of the carriers that offers direct flights on this route.

🎯 Booking tip

Deals appear regularly for this route.

Historically, flight deals for this route have appeared regularly over the past 30 days.

Detroit main airports to depart from

Detroit Metropolitan (DTW)

Cheapest

Detroit Metropolitan is a convenient option for flights from Detroit to Philadelphia, offering good value.

📍 ~29 km from Detroit (reachable by car)

💸 Flights from ~$57

Philadelphia main airports to arrive at

Philadelphia International (PHL)

Cheapest

Philadelphia International Airport is a convenient arrival choice for flights from Detroit to Philadelphia.

📍 ~11 km from city center (reachable by car)

💸 Flights from ~$57

Airports nearby Philadelphia used as alternative

Newark Liberty International (EWR)

Newark Liberty International is a major international hub, often providing competitive pricing and direct flight options.

📍 ~135 km from Philadelphia (reachable by train)

💸 Flights from ~$193

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

Dec 10

Philadelphia, United States

48% AI deal score

$2,732

$2,408

Save $324

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Nov 22

Philadelphia, United States

47% AI deal score

$2,630

$2,473

Save $157

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Dec 10

Philadelphia, United States

47% AI deal score

$2,630

$2,482

Save $148

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Dec 13

Philadelphia, United States

47% AI deal score

$2,646

$2,514

Save $132

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Dec 13

Philadelphia, United States

47% AI deal score

$2,798

$2,694

Save $104

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Dec 08

Philadelphia, United States

46% AI deal score

$2,635

$2,553

Save $82

Air Canada, +1

Business Class

From DTW

Elite

Dec 13

Philadelphia, United States

46% AI deal score

$2,646

$2,620

Save $26

Alaska Airlines, Inc.

Business Class

From DTW

Elite

Dec 03

Philadelphia, United States

46% AI deal score

$2,883

$2,709

Save $174

Air Canada, +1

Business Class

From DTW

Elite

Dec 01

Philadelphia, United States

46% AI deal score

$2,883

$2,714

Save $169

Air Canada, +1

Business Class

From DTW

Elite

Dec 02

Philadelphia, United States

46% AI deal score

$2,952

$2,714

Save $238

Air Canada, +1

Business Class

From DTW

Elite

Dec 06

Philadelphia, United States

46% AI deal score

$2,952

$2,813

Save $139

Air Canada, +1

Business Class

From DTW

Elite

Oct 27

Philadelphia, United States

46% AI deal score

$3,978

$3,920

Save $58

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to Philadelphia

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking platforms can often reveal better deals. Setting up price alerts may also notify you when fares drop for your desired route.

Booking in advance, often several weeks to a few months before your trip, can sometimes result in lower fares. However, prices can fluctuate, so monitoring trends may help you decide the optimal booking time. Last-minute deals are less common but can occasionally appear.

Comparing nearby airports for both your origin and destination can sometimes uncover more economical flight options. While it may involve additional ground transportation, the savings on airfare could be significant. Always factor in the total cost and convenience when considering this approach.

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Flights to Philadelphia from other cities

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Detroit to Philadelphia: Overview

Insights for flights from Detroit to Philadelphia

The route from Detroit to Philadelphia covers a distance of 728 kilometers, classifying it as a short-haul journey.

How much is a round trip from Detroit to Philadelphia

Regular price: $87 - $283

Prices for flights from Detroit to Philadelphia are currently within the regular range.

The regular price range for flights from Detroit to Philadelphia is between $87 and $283. The current lowest deal is $132 with Frontier Airlines for travel from Nov 12-Nov 16.

now $132

Low $87

High $283

The cheapest time to fly from Detroit to Philadelphia

The cheapest month to fly from DTT to PHL is April, with a median price of $191. The most expensive month is June, with a median price of $843. Generally, prices are lower from April to December.

April

Cheapest

Flights from $191

June

Most Expensive

Flights from $843

Jan

Apr

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Detroit to Philadelphia

Frontier Airlines

Last-minute flights going from Detroit to Philadelphia

Thu, Oct 29

⌛ Last-Minute

DTW - Philadelphia

Detroit (DTW) - Philadelphia (PHL)

Frontier Airlines

$153

$119

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - Philadelphia

Detroit (DTW) - Philadelphia (PHL)

Frontier Airlines

$159

$119

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - Philadelphia

Detroit (DTW) - Philadelphia (PHL)

Frontier Airlines

$240

$144

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - Philadelphia

Detroit (DTW) - Philadelphia (PHL)

Frontier Airlines

$246

$147

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - Philadelphia

Detroit (DTW) - Philadelphia (PHL)

Frontier Airlines

$190

$157

One-way

Thu, Oct 29

⌛ Last-Minute

DTW - Philadelphia

Detroit (DTW) - Philadelphia (PHL)

Frontier Airlines

$163

$159

One-way

Biggest price drops on these dates for flights from Detroit to Philadelphia

2 nights

Oct 27 - Oct 29

$453 → $250

45%

1 night

Oct 29 - Oct 30

$246 → $146

41%

2 nights

Nov 3 - Nov 5

$285 → $194

32%

1 night

Nov 2 - Nov 3

$308 → $222

28%

Popular Airports to fly from Detroit to Philadelphia

Detroit - Philadelphia route insights

💸 Price insights

Recent fares are below the typical level.

Recent fares from Detroit to Philadelphia are below the typical level at $364.

📅 Best time to fly

April, July, and October offer lower median prices.

Historically, April ($191), July ($227), and October ($293) have offered lower median prices.

⏱️ Flight duration

Direct flights average 1h 40m.

Direct flights from Detroit to Philadelphia typically take 1h 40m, while connecting flights average 11h 34m.

✈️ Airlines & availability

Connecting flights are dominant for this route.

Only 6.5% of recent fares are for direct flights, with connecting options being more common.

🏆 Airline highlight

Frontier Airlines offers direct flights.

Frontier Airlines is one of the carriers that offers direct flights on this route.

🎯 Booking tip

Deals appear regularly for this route.

Historically, flight deals for this route have appeared regularly over the past 30 days.

Detroit main airports to depart from

Detroit Metropolitan (DTW)

Cheapest

Detroit Metropolitan is a convenient option for flights from Detroit to Philadelphia, offering good value.

📍 ~29 km from Detroit (reachable by car)

💸 Flights from ~$57

Philadelphia main airports to arrive at

Philadelphia International (PHL)

Cheapest

Philadelphia International Airport is a convenient arrival choice for flights from Detroit to Philadelphia.

📍 ~11 km from city center (reachable by car)

💸 Flights from ~$57

Airports nearby Philadelphia used as alternative

Newark Liberty International (EWR)

Newark Liberty International is a major international hub, often providing competitive pricing and direct flight options.

Philadelphia, United States

46% AI deal score

$3,978

$3,920

Save $58

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to Philadelphia

Cheap Flights from Detroit to Philadelphia

Today’s best flight deals from Detroit to Philadelphia

Detroit to Philadelphia: Overview

Insights for flights from Detroit to Philadelphia

How much is a round trip from Detroit to Philadelphia

The cheapest time to fly from Detroit to Philadelphia

Direct flights from Detroit to Philadelphia

Last-minute flights going from Detroit to Philadelphia

Biggest price drops on these dates for flights from Detroit to Philadelphia

Popular Airports to fly from Detroit to Philadelphia

Detroit - Philadelphia route insights

Recent fares are below the typical level.

April, July, and October offer lower median prices.

Direct flights average 1h 40m.

Connecting flights are dominant for this route.

Frontier Airlines offers direct flights.

Deals appear regularly for this route.

Detroit main airports to depart from

Philadelphia main airports to arrive at

Airports nearby Philadelphia used as alternative

Business & First Class Flight Deals to Philadelphia

Best Elite deals to Philadelphia

Dec 10

Nov 22

Dec 10

Dec 13

Dec 13

Dec 08

Dec 13

Dec 03

Dec 01

Dec 02

Dec 06

Oct 27

Frequently Asked Questions About Flights to Philadelphia

How can I find cheap flights from Detroit to Philadelphia?

When should I book flights from Detroit to Philadelphia?

Should I compare nearby airports for flights from Detroit to Philadelphia?

Are direct flights from Detroit to Philadelphia always the best option?

Can flexible travel dates help on Detroit to Philadelphia flights?

What extra costs should I check before booking Detroit to Philadelphia flights?

Related routes

More routes from Detroit

Flights to Philadelphia from other cities

Detroit to Philadelphia: Overview

Insights for flights from Detroit to Philadelphia

How much is a round trip from Detroit to Philadelphia

The cheapest time to fly from Detroit to Philadelphia

Direct flights from Detroit to Philadelphia

Last-minute flights going from Detroit to Philadelphia

Biggest price drops on these dates for flights from Detroit to Philadelphia

Popular Airports to fly from Detroit to Philadelphia

Detroit - Philadelphia route insights

Recent fares are below the typical level.

April, July, and October offer lower median prices.

Direct flights average 1h 40m.

Connecting flights are dominant for this route.

Frontier Airlines offers direct flights.

Deals appear regularly for this route.

Detroit main airports to depart from

Philadelphia main airports to arrive at

Airports nearby Philadelphia used as alternative

Business & First Class Flight Deals to Philadelphia

Best Elite deals to Philadelphia

Dec 10

Nov 22

Dec 10

Dec 13

Dec 13

Dec 08

Dec 13

Dec 03

Dec 01

Dec 02

Dec 06

Oct 27

Frequently Asked Questions About Flights to Philadelphia

How can I find cheap flights from Detroit to Philadelphia?

When should I book flights from Detroit to Philadelphia?

Should I compare nearby airports for flights from Detroit to Philadelphia?