Cheap Flights from Detroit Wayne County (DTW) to Philadelphia (PHLA)

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Compare Detroit Wayne County to Philadelphia flight deals

Find the cheapest month or even day of the year to fly to Philadelphia

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Flight deals from Detroit Wayne County to Philadelphia

Looking for a cheap last-minute deal or the best return flight from Detroit Wayne County Airport to Philadelphia? If you want to travel next month, return fares start from £119. Find the lowest prices on one-way and return tickets right here.

Philadelphia.£59 per passenger.Departing Fri, 18 Sep.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Detroit Wayne County on Fri, 18 Sep, arriving in Philadelphia International.Price includes taxes and charges.From £59, select.

Philadelphia.£65 per passenger.Departing Thu, 8 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Detroit Wayne County on Thu, 8 Oct, arriving in Philadelphia International.Price includes taxes and charges.From £65, select.

Philadelphia.£72 per passenger.Departing Mon, 16 Nov.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Detroit Wayne County on Mon, 16 Nov, arriving in Philadelphia International.Price includes taxes and charges.From £72, select.

Philadelphia.£73 per passenger.Departing Sat, 24 Oct.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Detroit Wayne County on Sat, 24 Oct, arriving in Philadelphia International.Price includes taxes and charges.From £73, select.

Philadelphia.£78 per passenger.Departing Thu, 5 Nov.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Detroit Wayne County on Thu, 5 Nov, arriving in Philadelphia International.Price includes taxes and charges.From £78, select.

Philadelphia.£81 per passenger.Departing Sat, 5 Dec.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Detroit Wayne County on Sat, 5 Dec, arriving in Philadelphia International.Price includes taxes and charges.From £81, select.

Philadelphia.£88 per passenger.Departing Tue, 22 Dec.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Detroit Wayne County on Tue, 22 Dec, arriving in Philadelphia International.Price includes taxes and charges.From £88, select.

Philadelphia.£103 per passenger.Departing Sun, 6 Sep.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Detroit Wayne County on Sun, 6 Sep, arriving in Philadelphia International.Price includes taxes and charges.From £103, select.

Philadelphia.£110 per passenger.Departing Sat, 29 Aug.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Detroit Wayne County on Sat, 29 Aug, arriving in Philadelphia Trenton-Mercer.Price includes taxes and charges.From £110, select.

Philadelphia.£117 per passenger.Departing Sat, 9 Jan.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Detroit Wayne County on Sat, 9 Jan, arriving in Philadelphia International.Price includes taxes and charges.From £117, select.

Philadelphia.£123 per passenger.Departing Mon, 31 Aug.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Detroit Wayne County on Mon, 31 Aug, arriving in Philadelphia International.Price includes taxes and charges.From £123, select.

Philadelphia.£153 per passenger.Departing Sat, 9 Jan.One-way flight with Delta.Outbound direct flight with Delta departs from Detroit Wayne County on Sat, 9 Jan, arriving in Philadelphia International.Price includes taxes and charges.From £153, select.

Find the cheapest month to fly from Detroit Wayne County to Philadelphia

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Detroit Wayne County to Philadelphia flights are currently cheapest in September.

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Direct flights from Detroit Wayne County to Philadelphia

Alternative Detroit Wayne County to Philadelphia routes

Looking for the cheapest, fastest or easiest route from Detroit Wayne County to Philadelphia? You could fly into the following airports instead.

Detroit to Philadelphia: Flight information

The things to know before you go.

Cheapest flight found	£59
Cheapest month to fly	September
Average flight time	1 hr, 44 mins
Most popular airline	American Airlines
Average flights per week	220

Finding cheap flights from Detroit Wayne County to Philadelphia: Frequently asked questions

How many airports are there in Philadelphia?

There are 5 airports in Philadelphia: Philadelphia International, Philadelphia Trenton-Mercer, Greater Wilmington, Atlantic City International, and Allentown.

How much are return flights from Detroit Wayne County to Philadelphia?

The best price we found for a return flight from Detroit Wayne County to Philadelphia is £119. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Detroit Wayne County to Philadelphia?

1 hour and 44 minutes is the average flight time from Detroit Wayne County to Philadelphia.

Which airlines fly direct from Detroit Wayne County to Philadelphia?

American Airlines, Qatar Airways and WestJet fly direct from Detroit Wayne County to Philadelphia.

How many flights are there a week from Detroit Wayne County to Philadelphia?

As of August 2026, there are 221 flights per week flying from Detroit Wayne County to Philadelphia.

When is the cheapest time to fly from Detroit Wayne County to Philadelphia?

The cheapest month to fly from Detroit Wayne County to Philadelphia is usually September.

Which is the cheapest airport to fly into in Philadelphia?

If you're flying from Detroit Wayne County Airport, the cheapest airport near Philadelphia is Philadelphia International – which is 7.0 miles away from the centre of Philadelphia. We've found flights into this airport from £119.

Which upcoming date is cheapest to fly from Detroit Wayne County Airport to Philadelphia on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Detroit Wayne County Airport to Philadelphia on Friday, 18 September 2026.

Can I get a direct flight from Detroit Wayne County Airport to Philadelphia?

Yes – the average flight time is 1 hour and 44 minutes.

How can I get the best flight deal from Detroit Wayne County Airport to Philadelphia?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Philadelphia but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Philadelphia?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Philadelphia is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in Philadelphia?

In August, the average temperature is usually around 24°C. July is typically the warmest month in Philadelphia, when it usually averages around 30°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -5°C. The rainiest month is July.

Which is the cheapest airline to fly from Detroit Wayne County Airport to Philadelphia with?

Currently, Frontier Airlines offers the cheapest flight tickets to Philadelphia.

Travelling from Detroit Metropolitan Wayne County Airport (DTW) to Philadelphia: what you need to know

The average duration of a direct flight from Detroit Metropolitan Wayne County Airport to Philadelphia is 1 hour 50 minutes.
Philadelphia's timezone is UTC-5, which is the same as Detroit (the location of Detroit Metropolitan Wayne County Airport).
Detroit Metropolitan Wayne County Airport (DTW) to Philadelphia International Airport (PHL) is the most popular route. When looking for your flight, you can select from 58 weekly services between DTW and PHL.
Give yourself enough time to make your DTW to Philadelphia flight. It's generally best to arrive two hours before international departures and an hour ahead for domestic flights.
Flying during a popular month like July? Public holidays and other high seasons can lead to longer queues and delays at security. Be extra cautious and arrive up to four hours before international flights and two hours before a domestic departure.
Start your journey at DTW and travel straight to Philadelphia International Airport (PHL). That's where you can expect to touch down when searching for Detroit Metropolitan Wayne County Airport to Philadelphia tickets.
There's a good selection of airlines operating direct flights from Detroit Metropolitan Wayne County Airport to Philadelphia, such as:
DTW is around 29 kms (18 miles) from central Detroit. If you're ride-sharing, catching a taxi or driving from the centre, it'll take you 30 minutes or so to get there, depending on traffic conditions. If you're using public transport, expect the trip time to be around 1 hour.
Searching for a hotel near DTW? If you've booked an early flight from Detroit Metropolitan Wayne County Airport to Philadelphia, these accommodation options will put you moments from check-in:
When it comes to the on-time performance of Detroit Metropolitan Wayne County Airport, data shows 74% of flights complete their journey on time.
You'll find DTW at 1 Detroit Metro Airport.

How to find the cheapest flights from Detroit Metropolitan Wayne County Airport (DTW) to Philadelphia

The lowest price we've seen for a one-way Detroit Metropolitan Wayne County Airport to Philadelphia flight is £59. The cheapest price for a return flight is £119. Keep in mind fares can change due to demand at the time of booking.
Booking early is often the key to finding a cheap flight from DTW to Philadelphia. Airlines adjust prices based on demand, so the nearer your departure date, the more expensive your ticket may be.
If you're flexible with your trip dates, take advantage of the 'Whole month' tool. It'll show you the lowest price across each month when searching for a Detroit Metropolitan Wayne County Airport to Philadelphia ticket.
You don't need to check back constantly to see if fares have dropped when you create a Price Alert. We'll update you as soon as there's an even better deal on cheap flights from DTW to Philadelphia.
Tailor your trip with filters. Choose your departure and arrival times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Detroit Metropolitan Wayne County Airport to Philadelphia.

Airports in Philadelphia

Philadelphia International Airport (PHL)

Philadelphia International Airport (PHL) is around 18 kms (11 miles) from central Philadelphia. If you're catching a taxi or a ride-share, the drive takes roughly 20 minutes.
Travelling by public transport takes about 30 minutes.
The last thing you want is a lengthy journey to your hotel if you're getting in late on a flight from Detroit Metropolitan Wayne County Airport to Philadelphia. Book one of these accommodation options near PHL instead:
To get the best deal, book your ride from Philadelphia International Airport around three weeks in advance of your flight from DTW to Philadelphia.
The street address for PHL is 8500 Essington Ave.

Trenton-Mercer Airport (TTN)

After your flight from Detroit Metropolitan Wayne County Airport to Philadelphia has hit the runway, you can reach the city centre in about 40 minutes by car. Central Philadelphia is roughly 48 kms (30 miles) from Trenton-Mercer Airport (TTN).
The journey will take roughly 1 hour 35 minutes on public transport.
Following your DTW to Philadelphia flight, rest your head at a hotel near TTN. These are some great accommodation options that'll help you get into relaxation mode:
Don't pay more than you need to. Reserving your ride four weeks before your arrival at TTN will help you save.
You'll find Trenton-Mercer Airport at Scotch Road, Terminal Building.

Best time to go to Philadelphia

July is the most popular month for flights from Detroit Metropolitan Wayne County Airport to Philadelphia. To escape the crowds, plan your trip to Philadelphia in December.
The warmest month in Philadelphia is July, with temperatures ranging between 18ºC and 32ºC. Lock in your Detroit Metropolitan Wayne County Airport to Philadelphia plane ticket then if that's your ideal forecast.
January sees average temperatures of between -7ºC and 9ºC. Look for a cheap ticket from DTW to Philadelphia around that time if you'd rather travel in cooler conditions.

More about Philadelphia

Once you've booked your flight from Detroit Metropolitan Wayne County Airport to Philadelphia, find a hotel that offers the right mix of comfort and location. Make one of these options your base for exploring Philadelphia:
Every great adventure has to include some sightseeing. Liberty Bell, Independence Hall and Philadelphia Museum of Art are must-visits when exploring Philadelphia.

Explore more of the United States

You've done Philadelphia, now it's time to explore other corners of the United States. Travel about 129 kms (80 miles) northeast to New York to check off its leading sights. From Central Park to Statue of Liberty and Metropolitan Museum of Art, your itinerary will be busy.
If you're interested in discovering another corner of the United States, head for Boston, roughly 434 kms (270 miles) northeast of Philadelphia. Museum of Fine Arts Boston, Freedom Trail and USS Constitution Museum are among the biggest draws.