$51 Cheap Flights from Baltimore (BWI) to Milwaukee (MKE)

View $51 flight on Mon, May 26, 2025Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to General Mitchell Intl. Airport (MKE)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Find available prices by choosing your travel dates.

Cheap Flights from Baltimore to Milwaukee (BWI-MKE)

Prices were available within the past 7 days and start at $51 for one-way flights and $102 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Fri, May 16 - Mon, May 19
BWI
Baltimore
MKE
Milwaukee
$102 Roundtrip, found 1 hour ago
$102
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Fri, May 16 from Baltimore to Milwaukee, returning Mon, May 19, priced at $102 found 1 hour ago
Spirit Airlines
Fri, May 16 - Mon, May 19
BWI
Baltimore
MKE
Milwaukee
$123 Roundtrip, found 1 hour ago
$123
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Fri, May 16 from Baltimore to Milwaukee, returning Mon, May 19, priced at $123 found 1 hour ago
Spirit Airlines
Fri, May 23 - Mon, May 26
BWI
Baltimore
MKE
Milwaukee
$124 Roundtrip, just found
$124
Roundtrip
just found
Select Spirit Airlines flight, departing Fri, May 23 from Baltimore to Milwaukee, returning Mon, May 26, priced at $124 just found
Spirit Airlines
Fri, May 16 - Wed, May 21
BWI
Baltimore
MKE
Milwaukee
$128 Roundtrip, found 1 hour ago
$128
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Fri, May 16 from Baltimore to Milwaukee, returning Wed, May 21, priced at $128 found 1 hour ago
Spirit Airlines
Mon, May 12 - Tue, May 20
BWI
Baltimore
MKE
Milwaukee
$136 Roundtrip, found 2 days ago
$136
Roundtrip
found 2 days ago
Select Spirit Airlines flight, departing Mon, May 12 from Baltimore to Milwaukee, returning Tue, May 20, priced at $136 found 2 days ago
Spirit Airlines
Fri, Jun 13 - Mon, Jun 16
BWI
Baltimore
MKE
Milwaukee
$146 Roundtrip, just found
$146
Roundtrip
just found
Select Spirit Airlines flight, departing Fri, Jun 13 from Baltimore to Milwaukee, returning Mon, Jun 16, priced at $146 just found
Southwest Airlines
Wed, May 21 - Mon, May 26
BWI
Baltimore
MKE
Milwaukee
$179 Roundtrip, found 2 days ago
$179
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Wed, May 21 from Baltimore to Milwaukee, returning Mon, May 26, priced at $179 found 2 days ago
Delta
Thu, May 29 - Fri, May 30
BWI
Baltimore
MKE
Milwaukee
$182 Roundtrip, found 6 hours ago
$182
Roundtrip
found 6 hours ago
Select Delta flight, departing Thu, May 29 from Baltimore to Milwaukee, returning Fri, May 30, priced at $182 found 6 hours ago
Frontier Airlines
Wed, May 28 - Fri, May 30
BWI
Baltimore
MKE
Milwaukee
$218 Roundtrip, found 2 days ago
$218
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, May 28 from Baltimore to Milwaukee, returning Fri, May 30, priced at $218 found 2 days ago
American Airlines
Wed, Jun 4 - Tue, Jun 10
BWI
Baltimore
MKE
Milwaukee
$235 Roundtrip, found 17 hours ago
$235
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Wed, Jun 4 from Baltimore to Milwaukee, returning Tue, Jun 10, priced at $235 found 17 hours ago

Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to General Mitchell Intl. Airport (MKE) cost?
Cheap return flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to General Mitchell Intl. Airport (MKE) start from $120. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Spirit Airlines flight leaving BWI on May 19 2025 and touching down at MKE. The price was last updated on April 23 2025 and has not changed since.
What is the cheapest month to fly from BWI to MKE?
The cheapest flights from BWI to MKE are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to General Mitchell Intl. Airport (MKE)?
You can fly nonstop from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to General Mitchell Intl. Airport (MKE) on a Southwest Airlines flight.
What is the cheapest airline that flies from BWI to MKE?
With prices starting from $60 for a one-way flight from BWI to MKE, Spirit Airlines is currently the cheapest carrier flying this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BWI on June 9 2025. Prices were last updated on April 23 2025 and have not changed since.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to General Mitchell Intl. Airport (MKE)?
On average, Baltimore Washington Intl. Thurgood Marshall Airport (BWI) only offers 1 direct flight to General Mitchell Intl. Airport (MKE) daily. For more choices, try our easy-to-use filters. Simply enter your preferred travel dates, then select “1 Stop” or “2+ Stops” to find flights with layovers.
What are the most popular departure times for flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to General Mitchell Intl. Airport (MKE)?
More travelers fly between BWI and MKE at 2 PM than at any other point in the day. Rather skip the crowds? Try choosing a quieter departure window and you’re likely to save on your ticket as well.
What day of the week has the most flights from BWI to MKE?
If you depart on a Friday, you’ll get the widest range of options for flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to General Mitchell Intl. Airport (MKE).
What is the earliest flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to General Mitchell Intl. Airport (MKE)?
Take the earliest flight at around 9:50AM UTC-5, heading out of Baltimore Washington Intl. Thurgood Marshall Airport (BWI). You’ll be flying for around 2h 10m, touching down at General Mitchell Intl. Airport (MKE) at approximately 11:00AM UTC-6.
How long does it take to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to General Mitchell Intl. Airport (MKE)?
It takes approximately 2 hours and 7 minutes to fly the 640 mi from BWI to MKE.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to General Mitchell Intl. Airport (MKE)?
To arrive at General Mitchell Intl. Airport (MKE) without delays, choose a flight that takes off from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Milwaukee from Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
General Mitchell Intl. Airport (MKE) is the only airport in Milwaukee with direct flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI). Consider the options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to General Mitchell Intl. Airport (MKE) last-minute?
Waiting until just before your trip to book your flight from BWI to MKE often results in higher prices. Although you may find some last-minute offers, they aren’t always guaranteed. Be flexible with your itinerary to maximize your chances of landing a bargain.
Is it cheaper to book a BWI to MKE flight and hotel package?
Compared with arranging hotels and flights separately, booking a BWI to MKE flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place will take the stress out of planning your trip. Just pick your flights and choose from our extensive range of stays, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to General Mitchell Intl. Airport (MKE)?
Typically, you’re able to cancel or reschedule your BWI to MKE flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline’s rules and fees on flight changes, or if you want more information, visit our Customer Service portal.
*Available to One Key members.