$99 Find Cheap Flights from Baltimore to Milwaukee - Compare and Save

Among airlines operating Baltimore to Milwaukee flights:

• Southwest: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only Southwest operates flights between Baltimore and Milwaukee.

Flights from Baltimore to Milwaukee usually depart from Baltimore/Washington (BWI) and arrive at Milwaukee-Mitchell (MKE).

Here are some options for this route, based on selected ticket types and cabin classes:

• Southwest: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Baltimore to Milwaukee:

• Economy Class
• First Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $283 round-trip via Orlando (MCO), compared to $417 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $45–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Southwest and United Airlines. Other aircraft seen on the route include Canadair (Bombardier) Regional Jet 700 variants.

One-stop flights from Baltimore to Milwaukee most commonly connect through:

• Detroit Metropolitan Wayne County (DTW) - 27% of one-stop connections
• Atlanta Hartsfield-Jackson (ATL) - 25% of one-stop connections
• Charlotte Douglas (CLT) - 18% of one-stop connections
• Chicago O'Hare Intl (ORD) - 11% of one-stop connections

Detroit Metropolitan Wayne County (DTW) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 16% on the Baltimore to Milwaukee route. Wednesday is the cheapest departure day at $364 round-trip on average, while Sunday is the most expensive at $430, a difference of $66. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on Baltimore to Milwaukee flights, with 50% of flights leaving in that window. Afternoon departures account for 50%, evening flights for 0%, and night flights for 0%.

Some of the most popular sights in Milwaukee are Fiserv Forum, Baird Center and Pabst Theater. These are among the most viewed places in Milwaukee on KAYAK.

These are the earliest and latest flight times available from Baltimore to Milwaukee:

• Earliest: departs at 6:10 am and lands at 8:15 am
• Latest: departs at 11:15 pm and lands at 1:20 am.

The flight takes about 2h 05m.

Last-minute fares on this route - booked within 2 weeks of departure - run 35% above the route average of $403. Book 13 weeks before departure for the lowest fares.

A nonstop flight from Baltimore to Milwaukee takes 2h 05m, covering 639 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $225 to $1,271. That means the highest observed fare was about 6x higher than the lowest one.

One-way fares from Baltimore to Milwaukee are currently lower than usual. Average one-way flight prices are about $135, which is 43% below the typical average for this route.

Flying via Chicago Midway (MDW) gives the shortest average 1-stop total travel time at 3h 42m, compared with 4h 01m via Detroit Metropolitan Wayne County (DTW) and 4h 17m via Nashville Intl (BNA).

Milwaukee is 1 hour behind Baltimore (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Milwaukee-Mitchell Airport (MKE) hosts 5 major car rental companies, with daily rates starting from around $25 for economy cars. Top options include:
• Dollar
• Budget
• Alamo
• Hertz
• Sixt

Round-trip flights from Baltimore to Milwaukee range from $350 to $477, with an average of $403 over the past 12 months. Anything below $350 counts as a good deal.