HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Milwaukee

$70+ Cheap flights from Baltimore to Milwaukee (BWI - MKE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — MKE
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Baltimore to Milwaukee with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Baltimore/Washington to Milwaukee-Mitchell are usually found in September or April, booked 32 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Baltimore to Milwaukee

Cheapest flights from Baltimore to Milwaukee
Explore the most affordable flight options available from Baltimore to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:25 pm
BWI
-
MKE
1 stop23h 17m
Frontier
Mon 3/28:11 pm
MKE
-
BWI
1 stop21h 48m
Frontier
Deal found 1/25$159
This CheapOair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/195:26 pm
BWI
-
MKE
1 stop17h 17m
Frontier
Mon 2/238:11 pm
MKE
-
BWI
1 stop21h 48m
Frontier
Deal found 1/26$186
This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/38:00 am
BWI
-
MKE
1 stop10h 58m
Frontier
Tue 2/104:42 pm
MKE
-
BWI
1 stop25h 48m
Frontier
Deal found 1/25$192
This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:25 pm
BWI
-
MKE
1 stop23h 17m
Frontier
Sun 3/16:39 pm
MKE
-
BWI
1 stop18h 34m
Frontier
Deal found 1/25$200
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:25 pm
BWI
-
MKE
1 stop23h 17m
Multiple Airlines
Mon 3/28:11 pm
MKE
-
BWI
2 stops35h 55m
Multiple Airlines
Deal found 1/25$203
This CheapOair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/206:00 am
BWI
-
MKE
1 stop12h 25m
Frontier
Tue 2/244:39 pm
MKE
-
BWI
1 stop25h 51m
Frontier
Deal found 1/26$206
This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/26:15 am
BWI
-
MKE
1 stop12h 51m
Frontier
Tue 2/36:53 pm
MKE
-
BWI
1 stop21h 17m
Frontier
Deal found 1/25$213
This Travelocity deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/232:58 pm
BWI
-
MKE
1 stop25h 46m
Frontier
Mon 3/28:11 pm
MKE
-
BWI
1 stop21h 48m
Frontier
Deal found 1/25$215
This Frontier deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/206:00 am
BWI
-
MKE
1 stop12h 25m
Frontier
Mon 2/235:30 pm
MKE
-
BWI
1 stop6h 01m
Frontier
Deal found 1/26$216

Find flight deals from Baltimore to Milwaukee

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Milwaukee (MKE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$159
(CheapOair)

One-way from

$70
(Frontier)

Popular in

January

Cheapest in

September

Average price

$434
Provider with most accurate pricing for Baltimore/Washington-Milwaukee-Mitchell flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Milwaukee-Mitchell flights.
Search Deals
From Baltimore/Washington to Milwaukee-Mitchell
Search Deals
One-way flight from Baltimore/Washington to Milwaukee-Mitchell
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Milwaukee that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Baltimore to Milwaukee that are best for you.

Fly from

Baltimore

Fly to

Milwaukee

Route

Depart

Return

Price

BaltimoreMilwaukee

BWI - MKE

BWIMKE

Baltimore/Washington

Wed 2/25

8:25 pm-6:42 pm

1 stop23h 17m

Milwaukee-Mitchell

Mon 3/2

8:11 pm-6:59 pm

1 stop21h 48m

$159

BaltimoreMilwaukee

BWI - MKE

BWIMKE

Baltimore/Washington

Fri 2/20

6:00 am-5:25 pm

1 stop12h 25m

Milwaukee-Mitchell

Tue 2/24

4:39 pm-7:30 pm

1 stop25h 51m

$206

BaltimoreMilwaukee

BWI - MKE

BWIMKE

Baltimore/Washington

Wed 3/18

9:15 pm-7:30 am

1 stop11h 15m

Milwaukee-Mitchell

Tue 3/24

6:35 pm-3:33 pm

1 stop19h 58m

$293

BaltimoreMilwaukee

BWI - MKE

BWIMKE

Baltimore/Washington

Tue 2/24

8:35 am-9:50 am

Nonstop2h 15m

Milwaukee-Mitchell

Tue 3/3

6:35 am-9:40 am

Nonstop2h 05m

$303

BaltimoreMilwaukee

BWI - MKE

BWIMKE

Baltimore/Washington

Mon 2/23

9:25 pm-10:35 pm

Nonstop2h 10m

Milwaukee-Mitchell

Sat 2/28

12:15 pm-3:10 pm

Nonstop1h 55m

$303

BaltimoreMilwaukee

BWI - MKE

BWIMKE

Baltimore/Washington

Sat 4/11

5:40 am-8:46 am

1 stop4h 06m

Milwaukee-Mitchell

Sat 4/11

4:09 pm-11:59 pm

1 stop6h 50m

$309

BaltimoreMilwaukee

BWI - MKE

BWIMKE

Baltimore/Washington

Mon 3/23

6:20 am-10:30 am

1 stop5h 10m

Milwaukee-Mitchell

Wed 3/25

8:30 am-2:06 pm

1 stop4h 36m

$309

BaltimoreMilwaukee

BWI - MKE

BWIMKE

Baltimore/Washington

Wed 3/18

10:25 am-11:35 am

Nonstop2h 10m

Milwaukee-Mitchell

Wed 3/25

12:20 pm-8:25 pm

1 stop7h 05m

$313

BaltimoreMilwaukee

BWI - MKE

BWIMKE

Baltimore/Washington

Tue 2/24

8:35 am-9:50 am

Nonstop2h 15m

Milwaukee-Mitchell

Wed 3/4

5:30 am-1:00 pm

2 stops6h 30m

$318

BaltimoreMilwaukee

BWI - MKE

BWIMKE

Baltimore/Washington

Fri 5/15

6:05 am-4:13 pm

1 stop11h 08m

Milwaukee-Mitchell

Sun 5/17

12:03 pm-8:48 pm

1 stop7h 45m

$325

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 23 results
1
2
3

Compare providers for flights from Baltimore to Milwaukee

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Milwaukee in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Baltimore-Milwaukee flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Milwaukee flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Milwaukee flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Milwaukee flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Milwaukee flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to Milwaukee

Have a flexible travel schedule? Discover the best time to fly to Milwaukee from Baltimore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Milwaukee

How far ahead should I book a flight from Baltimore to Milwaukee?

Use this chart to determine the optimal time to book a round-trip flight from Baltimore to Milwaukee. Price data was last updated on January 23, 2026.

Booking 32 days in advance of your planned departure date is, on average, the best time to get cheap flights from Baltimore to Milwaukee. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Baltimore to Milwaukee?

Currently, March is the cheapest month in which you can book a flight from Baltimore to Milwaukee (average of $55). Flying from Baltimore to Milwaukee in April is currently the most expensive (average of $130). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BWI to MKE?

Find hourly flight availability from Baltimore to Milwaukee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 26, 2026.

One of the essential ways to save on airfare from Baltimore to Milwaukee is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 17% on airfare.

Reviews of airlines servicing Milwaukee

Get insights into the airlines that provide service to Milwaukee. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Milwaukee. Reviews last updated January 26, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from Baltimore to Milwaukee have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,268 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,111 reviews
Southwest
8.0
Very good
4,268 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,199 reviews
Southwest
8.0
Very good
4,268 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,189 reviews
Southwest
8.0
Very good
4,268 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Spirit Airlines
6.3
Okay
8,379 reviews
Southwest
8.0
Very good
4,268 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Milwaukee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Baltimore to Milwaukee?

    Milwaukee-Mitchell is the airport most travelers will use when flying to Milwaukee from Baltimore/Washington. Booking flights from Baltimore/Washington (BWI) to Milwaukee-Mitchell (MKE) should be relatively easy as there is 1 daily flight to Milwaukee from 5 different airlines. 2h 05m is how long a flight from Baltimore to Milwaukee-Mitchell will take if you book a nonstop flight.

  • How popular is this Baltimore to Milwaukee flight route?

    Within the past month, 11 users have taken a look at flights from Baltimore/Washington to Milwaukee-Mitchell.

  • How long is the flight from Baltimore to Milwaukee?

    Airlines like Frontier and Southwest fly from Baltimore to Milwaukee in about 2h 15m. The time it takes to get you to your destination can typically vary by up to 21h 02m. There are 639 mi between Baltimore and Milwaukee. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Baltimore to Milwaukee round-trip?

    Cheapflights users have booked flights from Baltimore to Milwaukee round-trip from $49. Other airlines that can offer you cheap pricing are Delta, from $128, and United Airlines, from $134. These flights start at 86% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Baltimore to Milwaukee one-way?

    $56 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $69 and $94, respectively.

  • What are the cheapest flights from Baltimore to Milwaukee?

    On average you can expect to pay $368 for a flight from Baltimore to Milwaukee. The cheapest flight overall is $191 while the most popular route, (Baltimore/Washington - Milwaukee-Mitchell) is currently priced at $178.

  • Can I find deals for flights from Baltimore to Milwaukee that include hotel bookings?

    Yes. In addition to deals on Baltimore to Milwaukee flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to Milwaukee?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Milwaukee.

  • Can I find deals for business class flights from Baltimore to Milwaukee?

    Yes. Cheapflights offers flight deals from Baltimore to Milwaukee by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Baltimore to Milwaukee?

    Currently, March is the cheapest month in which you can book a flight from Baltimore to Milwaukee (average of $55). Flying from Baltimore to Milwaukee in April is currently the most expensive (average of $130). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
New Berlin
Oak Creek
Wauwatosa

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Baltimore to Milwaukee

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to O'Hare Intl flights
Baltimore to O'Hare Intl flights
Dulles Intl to O'Hare Intl flights
Philadelphia to O'Hare Intl flights
Baltimore to Minneapolis flights
Dulles Intl to Minneapolis flights
Reagan-National to Minneapolis flights
Philadelphia to Minneapolis flights
Philadelphia to Milwaukee flights
Dulles Intl to Milwaukee flights
Reagan-National to Milwaukee flights
Dulles Intl to Madison flights
Baltimore to Madison flights
Reagan-National to Madison flights
Philadelphia to Madison flights
Reagan-National to Appleton flights
Reagan-National to Green Bay flights
Dulles Intl to Appleton flights
Dulles Intl to Green Bay flights
Baltimore to Green Bay flights
Dulles Intl to Duluth flights
Philadelphia to Duluth flights
Baltimore to Duluth flights
Philadelphia to Green Bay flights
Dulles Intl to Wausau flights
Baltimore to Wausau flights
Baltimore to Appleton flights
Reagan-National to Duluth flights
Reagan-National to Wausau flights
Philadelphia to Appleton flights
Baltimore to Escanaba flights
Dulles Intl to Escanaba flights
Salisbury to O'Hare Intl flights
Dulles Intl to Dubuque flights
Philadelphia to Rhinelander flights
Baltimore to Eau Claire flights
Dulles Intl to Eau Claire flights
Dulles Intl to Rhinelander flights
Baltimore to Rhinelander flights
Reagan-National to Eau Claire flights
Salisbury to Minneapolis flights
Baltimore to Dubuque flights
Reagan-National to Dubuque flights
Philadelphia to Wausau flights
Philadelphia to La Crosse flights
Baltimore to La Crosse flights
Baltimore to Ironwood flights
Reagan-National to Escanaba flights
Reagan-National to La Crosse flights

Top 5 airlines flying from Baltimore to Milwaukee

Discover the top 5 airlines that operate flights from Baltimore to Milwaukee. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$49Average$118FlexibilityNo cancel feeOn-time65%
DeltaCheapest$128Average$360FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$134Average$342FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$176Average$309FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$234Average$373FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.