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$114+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — MKE
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$169
(United Airlines)

One-way from

$114
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$338
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 ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 10/87:07 amBUF - MKE
1 stop5h 19mUnited Airlines
Wed 10/155:00 amMKE - BUF
1 stop3h 53mUnited Airlines
Deal found 9/10$169
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 10/155:55 pmBUF - MKE
1 stop3h 51mUnited Airlines
Sat 10/1812:05 pmMKE - BUF
1 stop3h 48mUnited Airlines
Deal found 9/10$229
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 11/911:20 amBUF - MKE
1 stop4h 46mAmerican Airlines
Tue 11/115:00 amMKE - BUF
1 stop3h 37mAmerican Airlines
Deal found 9/11$234
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 11/95:40 pmBUF - MKE
1 stop4h 10mUnited Airlines
Tue 11/117:00 amMKE - BUF
1 stop5h 17mUnited Airlines
Deal found 9/10$258
This United Airlines deal was found by Cheapflights users on 9/10. 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 12/201:59 pmBUF - MKE
1 stop5h 54mUnited Airlines
Fri 12/268:30 amMKE - BUF
1 stop3h 54mUnited Airlines
Deal found 9/10$287
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 9/287:07 amBUF - MKE
1 stop5h 19mUnited Airlines
Thu 10/28:20 amMKE - BUF
1 stop4h 02mUnited Airlines
Deal found 9/10$302
This Delta deal was found by Cheapflights users on 9/11. 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.
Sun 12/216:10 amBUF - MKE
1 stop3h 38mDelta
Sun 12/286:07 pmMKE - BUF
1 stop3h 50mDelta
Deal found 9/11$307
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Thu 11/277:30 amBUF - MKE
1 stop7h 42mAmerican Airlines
Mon 12/16:59 pmMKE - BUF
1 stop3h 37mAmerican Airlines
Deal found 9/11$326

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 September 11, 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

Wed 10/8

7:07 am-11:26 am

1 stop5h 19m

Milwaukee-Mitchell

Wed 10/15

5:00 am-9:53 am

1 stop3h 53m

$169

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sun 11/9

11:20 am-3:06 pm

1 stop4h 46m

Milwaukee-Mitchell

Tue 11/11

5:00 am-9:37 am

1 stop3h 37m

$234

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 1/1

6:10 am-8:48 am

1 stop3h 38m

Milwaukee-Mitchell

Sun 1/4

6:07 pm-10:57 pm

1 stop3h 50m

$242

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 1/1

6:10 am-8:48 am

1 stop3h 38m

Milwaukee-Mitchell

Sat 1/3

6:07 pm-10:57 pm

1 stop3h 50m

$262

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 10/15

1:57 pm-6:56 pm

1 stop5h 59m

Milwaukee-Mitchell

Sat 10/18

12:05 pm-10:42 pm

2 stops9h 37m

$285

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sat 12/20

1:59 pm-6:53 pm

1 stop5h 54m

Milwaukee-Mitchell

Fri 12/26

8:30 am-1:24 pm

1 stop3h 54m

$287

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sun 9/28

7:07 am-11:26 am

1 stop5h 19m

Milwaukee-Mitchell

Thu 10/2

8:20 am-1:22 pm

1 stop4h 02m

$302

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sun 12/21

6:10 am-8:48 am

1 stop3h 38m

Milwaukee-Mitchell

Sun 12/28

6:07 pm-10:57 pm

1 stop3h 50m

$307

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 11/27

7:30 am-2:12 pm

1 stop7h 42m

Milwaukee-Mitchell

Mon 12/1

6:59 pm-11:36 pm

1 stop3h 37m

$326

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Fri 10/31

1:52 pm-5:17 pm

1 stop4h 25m

$114

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 16 results
1
2

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 September 11, 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 September 11, 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
4,248 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from Buffalo to Milwaukee?

    A quick flight from Buffalo to Milwaukee can take about 3h 38m. United Airlines provides one of the quickest options available for as low as $242. Airlines will cover a distance of 463 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Buffalo to Milwaukee is United Airlines. Our recent data shows that you can find tickets from as low as $214 on this airline. Additional options worth looking into are Delta and American Airlines, starting at $237 and $264 round-trip. You may be able to fly from Buffalo to Milwaukee for 38% 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 United Airlines, with whom users have recently found tickets for as low as $114. However, be on the lookout for offers from JetBlue and Southwest, 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 Milwaukee?

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

Browse thousands of different options on Cheapflights for your next trip

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$214Average$443FlexibilityNo cancel feeOn-time69%
DeltaCheapest$237Average$335FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$264Average$293FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$292Average$346FlexibilityNo cancel feeOn-time63%

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