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$89+ Cheap flights from Buffalo to Milwaukee (BUF - 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — MKE
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Buffalo to Milwaukee

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) 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 July 3, 2025.

Round-trip from

$177
(American Airlines)

One-way from

$89
(American Airlines)

Popular in

August

Cheapest in

March

Average price

$345
From Buffalo to Milwaukee-Mitchell
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One-way flight from Buffalo to Milwaukee-Mitchell
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Highest demand for flights based on searches. 9% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Buffalo to Milwaukee

Cheapest flights from Buffalo to Milwaukee
Explore the most affordable flight options available from Buffalo to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/55:05 amBUF - MKE
1 stop5h 28mAmerican Airlines
Thu 8/74:24 pmMKE - BUF
1 stop6h 45mAmerican Airlines
Deal found 7/1$177
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/56:30 amBUF - MKE
1 stop3h 13mDelta
Thu 8/712:20 pmMKE - BUF
1 stop5h 18mDelta
Deal found 7/2$197
This Southwest deal was found by Cheapflights users on 7/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/68:25 amBUF - MKE
1 stop9h 55mSouthwest
Tue 8/122:45 pmMKE - BUF
2 stops7h 15mSouthwest
Deal found 7/2$230
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/26:45 amBUF - MKE
1 stop4h 17mUnited Airlines
Mon 8/45:15 amMKE - BUF
1 stop3h 39mUnited Airlines
Deal found 7/2$232
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1411:47 amBUF - MKE
1 stop7h 00mSun Country Air
Thu 7/176:35 pmMKE - BUF
1 stop15h 09mSun Country Air
Deal found 7/1$325

Cheapflights Fare Finder

Customize your flight search to find flights from Buffalo 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 July 3, 2025.
Use the filters below to find and compare flights from Buffalo to Milwaukee that are best for you.

Fly from

Buffalo

Fly to

Milwaukee

Route

Depart

Return

Price

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Tue 8/5

5:05 am-9:33 am

1 stop5h 28m

Milwaukee-Mitchell

Thu 8/7

4:24 pm-12:09 am

1 stop6h 45m

$177

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Tue 8/5

6:30 am-8:43 am

1 stop3h 13m

Milwaukee-Mitchell

Thu 8/7

12:20 pm-6:38 pm

1 stop5h 18m

$197

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 8/6

8:25 am-5:20 pm

1 stop9h 55m

Milwaukee-Mitchell

Tue 8/12

2:45 pm-11:00 pm

2 stops7h 15m

$230

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sat 8/2

6:45 am-10:02 am

1 stop4h 17m

Milwaukee-Mitchell

Mon 8/4

5:15 am-9:54 am

1 stop3h 39m

$232

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Mon 7/14

11:47 am-5:47 pm

1 stop7h 00m

Milwaukee-Mitchell

Thu 7/17

6:35 pm-10:44 am

1 stop15h 09m

$325

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 8/7

12:11 pm-8:50 am

3 stops21h 39m

Milwaukee-Mitchell

Sun 8/10

2:51 pm-10:44 am

2 stops18h 53m

$588

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Tue 9/9

6:45 pm-11:00 pm

1 stop5h 15m

$89

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Tue 9/9

5:50 am-2:00 pm

2 stops9h 10m

$94

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Tue 7/8

10:54 am-3:08 pm

1 stop5h 14m

$232

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Fri 7/25

11:41 am-3:42 pm

3 stops29h 01m

$280

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 11 results
1
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Best time to book a flight from Buffalo to Milwaukee

Have a flexible travel schedule? Discover the best time to fly to Milwaukee from Buffalo 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 Buffalo to Milwaukee

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

Currently, February is the cheapest month in which you can book a flight from Buffalo to Milwaukee (average of $280). Flying from Buffalo to Milwaukee in June is currently the most expensive (average of $376). 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 BUF to MKE?

Find hourly flight availability from Buffalo 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 July 3, 2025.

One of the essential ways to save on airfare from Buffalo to Milwaukee is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 26% 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 July 3, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Buffalo to Milwaukee by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,982 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,861 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
JetBlue
7.3
Good
2,916 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

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

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

    Our cheapest airline available from Buffalo to Milwaukee is American Airlines. Our recent data shows that you can find tickets from as low as $177 on this airline. Additional options worth looking into are Delta and Southwest, starting at $197 and $230 round-trip. You may be able to fly from Buffalo to Milwaukee for 50% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $89. However, be on the lookout for offers from Southwest and JetBlue, as they are both options that can get you from Buffalo to Milwaukee for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo 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 Buffalo to Milwaukee?

    Currently, February is the cheapest month in which you can book a flight from Buffalo to Milwaukee (average of $280). Flying from Buffalo to Milwaukee in June is currently the most expensive (average of $376). 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 Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Mequon
Oak Creek
Sheboygan
Wauwatosa

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Alternative routes for Buffalo to Milwaukee

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Buffalo to Milwaukee

Discover the top 4 airlines that operate flights from Buffalo 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$214Average$443FlexibilityNo cancel feeOn-time69%
DeltaCheapest$220Average$348FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$271Average$329FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$292Average$346FlexibilityNo cancel feeOn-time63%

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