$104 Cheap Flights from Milwaukee (MKE) to Philadelphia (PHL)

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Find available prices by choosing your travel dates.

Cheap Flights from Milwaukee to Philadelphia (MKE-PHL)

Prices were available within the past 7 days and start at $104 for one-way flights and $201 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
JetBlue Airways
JetBlue Airways
Frontier Airlines
Spirit Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Southwest Airlines
Delta
Flights from Milwaukee (MKE) to Philadelphia (PHL)
Origin airport
General Mitchell Intl.
Destination airport
Philadelphia Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$201
Distance
688 mi

Milwaukee to Philadelphia Flights

The cheapest times to fly from Milwaukee to Philadelphia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Milwaukee to Philadelphia are during the month of May. You can find some of the cheapest flights from Milwaukee to Philadelphia with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Milwaukee to Philadelphia

Sunday is one of the best days to book for cheap flights from Milwaukee to Philadelphia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Milwaukee to Philadelphia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Milwaukee to Philadelphia in 2025. You can also book with separate airlines for your outbound and return journeys, from $104 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Milwaukee to Philadelphia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Milwaukee to Philadelphia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How long does it take to fly from MKE to PHL?
Book your ticket with American Airlines and you can expect to be in the air for around 1 hour and 57 minutes. This reputable airline operates a direct flight that sets off at 6:00AM from MKE and touches down at Philadelphia Airport at 8:57AM. Expedia has flight deals to get you soaring, so check out what’s on offer on this route today.
Is it cheaper to buy a plane ticket from MKE to PHL last minute?
Booking your flight from Mitchell Intl. Airport to Philadelphia Intl. Airport (PHL) at the last minute could save you a pretty penny if you luck out and find an epic deal. However, fares usually don’t get cheaper as the departure date nears. If you wait around, flights could also be booked out or the best seats taken (we hope you like the middle seat!). If you’d rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest deals up to a year in advance. If your preferred carrier hasn’t released its airfares yet, check back regularly as deals are constantly updated on Expedia.
What airports do you fly into for Philadelphia from Milwaukee?
With Philadelphia Intl. Airport (PHL), Atlantic City Intl. Airport (ACY) and Lehigh Valley Intl. Airport (ABE) to select from, getting from Milwaukee to Philadelphia is a piece of cake. The city’s busiest terminal, Philadelphia Intl. Airport (PHL), is roughly 7 mi southwest of the downtown area. As well as ticket costs, consider things like public transportation options from the airport and the distance to your hotel when choosing where to fly into. Get your Philadelphia adventure off to an awesome start by exploring Liberty Bell Center and Independence Hall.
What are the most popular departure times for flights from Mitchell Intl. Airport to PHL?
Between 6:00 AM - 7:00 AM is when you’ll find the largest number of American Airlines flights making their way from General Mitchell Intl. Airport (MKE) to PHL. Our advice? Book a trip that departs sometime in the morning. With air traffic yet to build up, your odds of traveling on a delay-free flight are better.
Can I change the date of my flight from General Mitchell Intl. Airport (MKE) to Philadelphia Airport?
Quickly make changes to your Mitchell Intl. Airport to Philadelphia Airport journey through the Expedia Trips portal. But before doing so, check the fare conditions in your itinerary to learn what you’re allowed to do and if fees apply. Some carriers have a change fee per person, plus any difference in fare prices. However, if you booked in the last 24 hours, you may be able to cancel for free and book new flights. You can also stop by our Customer Service portal for further details and to chat with our Virtual Agent.

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