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$146+ Cheap flights from Milwaukee to Buffalo (MKE - BUF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — BUF
Jan 6 — Jan 131
Tue 1/6
Tue 1/13
1 adult, Economy
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Cheap flight deals from Milwaukee to Buffalo

Cheapest flights from Milwaukee to Buffalo
Explore the most affordable flight options available from Milwaukee to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 7, 2025.

This Mytrip deal was found by Cheapflights users on 12/5. 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.
Fri 12/197:21 pmMKE - BUF
1 stop24h 29mFrontier
Sun 12/211:37 pmBUF - MKE
1 stop22h 36mFrontier
Deal found 12/5$283
This Delta deal was found by Cheapflights users on 12/6. 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 12/216:15 pmMKE - BUF
1 stop4h 13mDelta
Thu 12/255:52 pmBUF - MKE
1 stop3h 43mDelta
Deal found 12/6$315
This American Airlines deal was found by Cheapflights users on 12/6. 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 12/2110:43 amMKE - BUF
1 stop6h 05mAmerican Airlines
Mon 1/196:00 amBUF - MKE
1 stop4h 52mAmerican Airlines
Deal found 12/6$331
This Southwest deal was found by Cheapflights users on 12/6. 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 12/316:40 amMKE - BUF
1 stop4h 25mSouthwest
Sat 1/38:30 amBUF - MKE
1 stop6h 30mSouthwest
Deal found 12/6$342
This Booking.com deal was found by Cheapflights users on 12/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:48 pmMKE - BUF
1 stop15h 48mFrontier
Sat 1/39:28 amBUF - MKE
1 stop10h 35mFrontier
Deal found 12/6$345
This Southwest deal was found by Cheapflights users on 12/6. 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.
Sun 12/216:10 amMKE - BUF
1 stop4h 40mSouthwest
Mon 1/1912:35 pmBUF - MKE
2 stops10h 35mSouthwest
Deal found 12/6$352
This Booking.com deal was found by Cheapflights users on 12/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:09 pmMKE - BUF
1 stop19h 06mFrontier
Sat 12/133:18 pmBUF - MKE
1 stop26h 51mFrontier
Deal found 12/6$356
This Southwest deal was found by Cheapflights users on 12/6. 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.
Sat 12/206:25 pmMKE - BUF
1 stop4h 25mSouthwest
Sat 1/38:30 amBUF - MKE
1 stop6h 30mSouthwest
Deal found 12/6$392
This United Airlines deal was found by Cheapflights users on 12/6. 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 12/213:48 pmMKE - BUF
1 stop4h 06mUnited Airlines
Thu 12/255:41 pmBUF - MKE
1 stop4h 30mUnited Airlines
Deal found 12/6$400

Find flight deals from Milwaukee to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Buffalo (BUF). 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 December 7, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$146
(Frontier)

Popular in

February

Cheapest in

October

Average price

$294
Provider with most accurate pricing for Milwaukee-Mitchell-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Buffalo flights.
Search Deals
From Milwaukee-Mitchell to Buffalo
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($122 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee to Buffalo 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 December 7, 2025.
Use the filters below to find and compare flights from Milwaukee to Buffalo that are best for you.

Fly from

Milwaukee

Fly to

Buffalo

Route

Depart

Return

Price

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Sat 1/31

7:48 pm-10:07 am

1 stop13h 19m

Buffalo

Mon 2/2

7:31 pm-5:58 pm

1 stop23h 27m

$146

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Wed 2/18

1:25 pm-9:01 pm

1 stop6h 36m

Buffalo

Sat 2/21

7:00 am-12:35 pm

1 stop6h 35m

$169

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Mon 1/12

3:20 pm-8:29 pm

1 stop4h 09m

Buffalo

Thu 1/15

8:30 am-1:53 pm

1 stop6h 23m

$179

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Mon 1/5

12:08 pm-9:08 pm

1 stop8h 00m

Buffalo

Mon 1/12

9:08 am-6:45 pm

1 stop10h 37m

$213

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Tue 2/3

2:32 pm-8:29 pm

1 stop4h 57m

Buffalo

Wed 2/4

11:00 am-3:43 pm

1 stop5h 43m

$219

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Sat 1/31

2:05 pm-9:50 pm

1 stop6h 45m

Buffalo

Mon 2/2

12:20 pm-7:55 pm

2 stops8h 35m

$276

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Fri 1/2

6:02 am-12:17 pm

1 stop5h 15m

$164

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Fri 1/2

6:15 pm-11:28 pm

1 stop4h 13m

$164

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Fri 1/2

11:25 am-8:00 pm

2 stops7h 35m

$206

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Fri 1/2

6:36 am-7:06 pm

2 stops11h 30m

$351

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Showing 1-10 of 11 results
1
2

Compare providers for flights from Milwaukee to Buffalo

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 Milwaukee to Buffalo in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 Milwaukee-Buffalo flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Milwaukee-Buffalo flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Milwaukee-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Milwaukee-Buffalo flights, Cheapflights users trust eDreams the most. eDreams 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 Milwaukee-Buffalo 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 Milwaukee to Buffalo

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

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

Currently, March is the cheapest month in which you can book a flight from Milwaukee to Buffalo (average of $108). Flying from Milwaukee to Buffalo in December is currently the most expensive (average of $215). 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 MKE to BUF?

Find hourly flight availability from Milwaukee to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 7, 2025.

A simple way to save on the total cost of your ticket is to fly from Milwaukee to Buffalo in the evening. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated December 7, 2025.
Read through reviews of airlines operating flights from Milwaukee to Buffalo, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,013 reviews

Comfort

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
7.9
Good
8,013 reviews
Delta
7.9
Good
8,013 reviews

Comfort

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.2
Good
11,046 reviews
Delta
7.9
Good
8,013 reviews

Comfort

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Buffalo. 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 Milwaukee to Buffalo?

    For as low as $169, Frontier can have you in Buffalo from Milwaukee in 6h 36m. Milwaukee and Buffalo are separated by a distance of 463 mi. This flight may include one or multiple stops.

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

    American Airlines, at $196, was found to be the cheapest airline from Milwaukee to Buffalo. An alternate airline flying to your destination would be Delta. These flights start at 48% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Milwaukee to Buffalo (average of $108). Flying from Milwaukee to Buffalo in December is currently the most expensive (average of $215). 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
Lockport
Cheektowaga
Orchard Park
Batavia
Williamsville
Eden
Amherst
West Seneca

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Milwaukee to Buffalo

Discover the top 2 airlines that operate flights from Milwaukee to Buffalo. 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 December 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$196Average$426FlexibilityNo cancel feeOn-time71%
DeltaCheapest$200Average$452FlexibilityNo cancel feeOn-timeN/A

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