Cheap flights from Milwaukee to Philadelphia from $80

The cheapest month to fly to Philadelphia from Milwaukee is in August. Flight prices, which tend to average around $368, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Philadelphia, with average flight prices from Milwaukee averaging around $380.

The cheapest day to depart from Milwaukee to Philadelphia is on a Saturday. Travelers who choose to depart for Philadelphia on a Saturday will often find tickets for as low as $387. On the other hand, Sunday is the most expensive day to depart from Milwaukee because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $661.

According to our data, the cheapest time of day to fly to Philadelphia is in the morning. momondo users have found flights departing from Milwaukee to Philadelphia in the morning for as low as $410. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is at noon when prices are around $626.

Fly from Milwaukee-Mitchell to Philadelphia for the best Milwaukee-Mitchell - Philadelphia flight prices

You are more likely to see cheaper flights to Philadelphia from Milwaukee when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $411 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Milwaukee for as low as $351 on momondo.

There are 4 cabin classes available to choose from on Milwaukee-Mitchell to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 17% on your flight if you consider stops on a Milwaukee to Philadelphia flight.

As of February 2026, prices for Milwaukee to Philadelphia flights are approximately 97% more expensive when compared to flights at the same time last year.

Frontier is the most popular carrier operating from Milwaukee-Mitchell to Philadelphia

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Philadelphia from Milwaukee according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 7 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

Detroit (DTW) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Flights via Tampa (TPA) offer the lowest average round-trip price of $240.

Flights connecting via Detroit (DTW) have the shortest average one-way travel time: 5h 07m.

Detroit (DTW) has the shortest average layover time for this route: 1h 43m.

As of February 2026, there are 2 flights per day flying from Milwaukee to Philadelphia. The most common time of day flights depart is 10:00AM, with 75% of flights taking off at noon.

As of February 2026, there are 14 flights per week flying from Milwaukee to Philadelphia. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.