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$126+ 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 6/21. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — MKE
May 17 — May 241
Sat 5/17
Sat 5/24
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 May 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Priceline
3 stars

Round-trip from

$313
(Delta)

One-way from

$126
(Delta)

Popular in

August

Cheapest in

March

Average price

$322
Provider with most accurate pricing for Buffalo-Milwaukee-Mitchell flight deals.
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Provider most trusted by Cheapflights users for Buffalo-Milwaukee-Mitchell flights.
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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. 11% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 12, 2025.

This Delta deal was found by Cheapflights users on 5/11. 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.
Wed 6/46:05 amBUF - MKE
1 stop5h 02mDelta
Sun 6/810:12 amMKE - BUF
1 stop7h 17mDelta
Deal found 5/11$313
This United Airlines deal was found by Cheapflights users on 5/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/48:30 amBUF - MKE
2 stops9h 10mUnited Airlines
Sun 6/83:45 pmMKE - BUF
1 stop4h 16mUnited Airlines
Deal found 5/11$318
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1912:25 pmBUF - MKE
1 stop4h 20mSouthwest
Mon 9/227:00 amMKE - BUF
1 stop8h 45mSouthwest
Deal found 5/11$325
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 6/136:34 amBUF - MKE
1 stop7h 13mAmerican Airlines
Sun 6/156:26 amMKE - BUF
2 stops5h 51mAmerican Airlines
Deal found 5/12$341
This Mytrip deal was found by Cheapflights users on 5/12. 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.
Thu 6/2611:47 amBUF - MKE
1 stop6h 42mMultiple Airlines
Sun 6/293:07 pmMKE - BUF
3 stops18h 43mMultiple Airlines
Deal found 5/12$476

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 May 12, 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 6/4

6:05 am-10:07 am

1 stop5h 02m

Milwaukee-Mitchell

Sun 6/8

10:12 am-6:29 pm

1 stop7h 17m

$313

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 6/4

8:30 am-4:40 pm

2 stops9h 10m

Milwaukee-Mitchell

Sun 6/8

3:45 pm-9:01 pm

1 stop4h 16m

$318

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Fri 9/19

12:25 pm-3:45 pm

1 stop4h 20m

Milwaukee-Mitchell

Mon 9/22

7:00 am-4:45 pm

1 stop8h 45m

$325

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Fri 6/13

6:34 am-12:47 pm

1 stop7h 13m

Milwaukee-Mitchell

Sun 6/15

6:26 am-1:17 pm

2 stops5h 51m

$341

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 6/26

11:47 am-5:29 pm

1 stop6h 42m

Milwaukee-Mitchell

Sun 6/29

3:07 pm-10:50 am

3 stops18h 43m

$476

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sat 6/21

5:10 pm-11:58 pm

1 stop7h 48m

$126

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Tue 7/22

10:30 am-4:50 pm

2 stops7h 20m

$161

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Mon 7/21

8:02 am-1:07 pm

1 stop6h 05m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Compare providers for flights from Buffalo 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 Buffalo to Milwaukee in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy2 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 Buffalo-Milwaukee flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Milwaukee flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Milwaukee flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Milwaukee flights, Cheapflights users trust Priceline the most. Priceline 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 Buffalo-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 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 May 12, 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.

Rainfall in Milwaukee by month

Plan your trip to Milwaukee by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Milwaukee ranges from 1.4 - 4.0 inches per month. June is typically the wettest month, when rainfall can reach 4.0 in. January is typically the driest time to visit Milwaukee when rainfall is around 1.4 in.

Temperature in Milwaukee by month

Plan your trip to Milwaukee by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Milwaukee, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 May 12, 2025.
Southwest
8.0
Very good
4,290 reviews

Boarding

8.2

Food

7.1

Comfort

8.0

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,290 reviews
Southwest
8.0
Very good
4,290 reviews

Boarding

8.2

Food

7.1

Comfort

8.0

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,290 reviews

Boarding

8.2

Food

7.1

Comfort

8.0

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,724 reviews
Southwest
8.0
Very good
4,290 reviews

Boarding

8.2

Food

7.1

Comfort

8.0

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,290 reviews

Boarding

8.2

Food

7.1

Comfort

8.0

Entertainment

7.6

Crew

8.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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 Delta. Our recent data shows that you can find tickets from as low as $313 on this airline. Additional options worth looking into are United Airlines and Southwest, starting at $318 and $325 round-trip. You may be able to fly from Buffalo to Milwaukee for 14% 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 Delta, with whom users have recently found tickets for as low as $126. However, be on the lookout for offers from United Airlines and American Airlines, 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
Pewaukee
Sheboygan
Oak Creek
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 May 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$220Average$347FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$264Average$335FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$284Average$443FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$292Average$346FlexibilityNo cancel feeOn-time63%

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