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$133 Cheap Flights from Buffalo (BUF) to Milwaukee (MKE)

View $133 flight on Sat, Sep 5, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to General Mitchell Intl. Airport (MKE)

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Cheap Flights from Buffalo to Milwaukee (BUF-MKE)

Prices were available within the past 7 days and start at $133 for one-way flights and $216 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Sep 23 - Thu, Oct 1
BUF
Buffalo
MKE
Milwaukee
$216 Roundtrip, found 5 days ago
$216
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Sep 23 from Buffalo to Milwaukee, returning Thu, Oct 1, priced at $216 found 5 days ago
American Airlines
Wed, Sep 23 - Thu, Oct 1
BUF
Buffalo
MKE
Milwaukee
$228 Roundtrip, found 5 days ago
$228
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Sep 23 from Buffalo to Milwaukee, returning Thu, Oct 1, priced at $228 found 5 days ago
American Airlines
Wed, Sep 23 - Thu, Oct 1
BUF
Buffalo
MKE
Milwaukee
$233 Roundtrip, found 5 days ago
$233
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Sep 23 from Buffalo to Milwaukee, returning Thu, Oct 1, priced at $233 found 5 days ago
Southwest Airlines
Wed, Sep 23 - Thu, Oct 1
BUF
Buffalo
MKE
Milwaukee
$238 Roundtrip, found 5 days ago
$238
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Sep 23 from Buffalo to Milwaukee, returning Thu, Oct 1, priced at $238 found 5 days ago
Southwest Airlines
Wed, Sep 23 - Thu, Oct 1
BUF
Buffalo
MKE
Milwaukee
$243 Roundtrip, found 5 days ago
$243
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Sep 23 from Buffalo to Milwaukee, returning Thu, Oct 1, priced at $243 found 5 days ago
Delta
Wed, Sep 23 - Thu, Oct 1
BUF
Buffalo
MKE
Milwaukee
$251 Roundtrip, found 5 days ago
$251
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Sep 23 from Buffalo to Milwaukee, returning Thu, Oct 1, priced at $251 found 5 days ago
American Airlines
Wed, Sep 23 - Thu, Oct 1
BUF
Buffalo
MKE
Milwaukee
$252 Roundtrip, found 5 days ago
$252
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Sep 23 from Buffalo to Milwaukee, returning Thu, Oct 1, priced at $252 found 5 days ago
American Airlines
Wed, Sep 23 - Thu, Oct 1
BUF
Buffalo
MKE
Milwaukee
$252 Roundtrip, found 5 days ago
$252
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Sep 23 from Buffalo to Milwaukee, returning Thu, Oct 1, priced at $252 found 5 days ago
Frontier Airlines
Sat, Aug 15 - Tue, Aug 18
BUF
Buffalo
MKE
Milwaukee
$258 Roundtrip, found 6 days ago
$258
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sat, Aug 15 from Buffalo to Milwaukee, returning Tue, Aug 18, priced at $258 found 6 days ago
United
Fri, Sep 11 - Sat, Sep 12
BUF
Buffalo
MKE
Milwaukee
$266 Roundtrip, found 3 days ago
$266
Roundtrip
found 3 days ago
Select United flight, departing Fri, Sep 11 from Buffalo to Milwaukee, returning Sat, Sep 12, priced at $266 found 3 days ago

Alternative airports near Milwaukee

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to General Mitchell Intl. MKE. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $477
MKE
General Mitchell Intl.
CheapestClosest
Average driving time to city center13 min
Flights from $477

Find the cheapest month to fly from Buffalo (BUF) to Milwaukee (MKE)

January is typically the cheapest month to fly

From $171 - $405 per traveler.

What you need to know for your flight from Buffalo Niagara Intl. to General Mitchell Intl.

Buffalo (BUF) to Milwaukee (MKE) at a glance

Travel between Buffalo (BUF) and Milwaukee (MKE) with a range of airlines catering to this domestic short-haul route. Whether you’re looking for the cheapest flights from Buffalo or prefer a full-service experience, you can compare various options to find the itinerary that aligns with your budget and schedule. Discover the essential details for flights from Buffalo Niagara International Airport to General Mitchell International Airport as you prepare to explore the vibrant sights and neighborhoods of Milwaukee.

  • Fastest flight duration: around 3 hours in-flight, plus roughly 1h 15m layover with one stop
  • Route distance: roughly 450 miles (725 km)
  • Flights per week: around 9 departures on average
  • Typical fares (one-way): economy tickets often range from $90–$335, depending on seasonality and how far ahead you book

Flights from Buffalo Niagara International Airport (BUF) to General Mitchell International Airport (MKE)

Recent traveler bookings reveal the top airlines flying from Buffalo to Milwaukee, typically favored for their one-stop options. Popular layover spots include O'Hare International Airport (ORD) with about a 1-hour and 15-minute layover, Detroit Metropolitan Wayne County Airport (DTW) at roughly an hour, and Baltimore Washington International Thurgood Marshall Airport (BWI), also around 1 hour and 15 minutes. These choices allow you to balance price, total travel time, and cabin class to create the best travel itinerary for your needs.

  • Delta: As a major full-service airline, Delta provides one-stop flights with one-way fares generally ranging from $100 to $320. This carrier accounts for about 38% of the departures on this route, with an in-flight duration of 3 hours and a total travel time of approximately 4 hours 15 minutes, including layovers.
  • American Airlines: Another prominent full-service airline, American Airlines offers one-stop service with one-way ticket prices typically between $90 and $355. It represents around 30% of the flights on this route, featuring a flight time of 3 hours and an overall journey time of about 4 hours 15 minutes, including layovers.
  • United: United, a well-known full-service airline, provides one-stop routes with one-way fares generally falling between $105 and $375. It makes up roughly 21% of departures on this route, with a flight time of 3 hours and an estimated total travel duration of 4 hours 15 minutes, including layover time.
  • Southwest Airlines: A budget-friendly option, Southwest Airlines offers one-stop flights with one-way fares usually ranging from $90 to $295. This airline accounts for about 8% of the departures on this route, featuring a flight time of 3 hours and a total journey time of around 4 hours 15 minutes, including any layovers.
  • JetBlue Airways: JetBlue is a low-cost carrier providing one-stop service, with one-way fares typically falling between $90 and $255. It represents approximately 2% of departures on this route, with an in-flight time of 3 hours and an overall travel duration of about 4 hours 15 minutes, including layovers.

Best time to fly from Buffalo (BUF) to Milwaukee (MKE)

The most popular months for travelers flying from Buffalo to Milwaukee are April, June, and August, when peak temperatures in Milwaukee reach up to 70.7°F in August. If you prefer quieter travel, consider May, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 54.9°F. For better deals, September usually offers the lowest average one-way fare around $166. Flight availability peaks in August, with approximately 12 flights per week, making it easier to find convenient departure times. January has the fewest flights, with approximately 7 flights per week.

  • Cheapest time to fly: September usually offers good deals with average one-way fare around $166, roughly 19% cheaper than the yearly average.
  • Another budget-friendly time to fly: August typically offers an average one-way fare of around $176.
  • Most flight options: August has the highest number of flights from Buffalo to Milwaukee, with approximately 12 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January22.1°F (-5.5°C)Moderately Low7$206
February23.5°F (-4.7°C)Average10$216
March34.7°F (1.5°C)Average8$215
April43.7°F (6.5°C)Moderately High8$237
May54.9°F (12.7°C)Moderately Low8$183
June64.9°F (18.3°C)Moderately High9$199
July71.4°F (21.9°C)Average11$232
August70.7°F (21.5°C)Moderately High12$176
September64.2°F (17.9°C)Average8$166
October52.0°F (11.1°C)Average10$213
November39.2°F (4.0°C)Moderately Low8$213
December29.7°F (-1.3°C)Average10$209

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Buffalo (BUF) to Milwaukee (MKE)

  • Buffalo to Racine (BUF-RAC): John H. Batten Airport (RAC) is located approximately 14 miles from General Mitchell International Airport (MKE), making it a convenient option for travelers.
  • Niagara Falls to Milwaukee (IAG-MKE): Niagara Falls International Airport (IAG) lies about 16 miles from Buffalo Niagara International Airport (BUF), providing easy access for those flying to Milwaukee.

How to find the best prices for flights from Buffalo (BUF) to Milwaukee (MKE)

Getting some of the best deals on flights from Buffalo to Milwaukee is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which aligns with when most travelers make their reservations. Morning departures, between 5 AM and 12 PM, tend to offer lower prices and are also the most popular times to fly. Additionally, flying on Tuesday typically results in cheaper prices, even though Friday remains the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at General Mitchell International Airport from Buffalo Niagara International Airport

Milwaukee welcomes travelers from Buffalo with a range of transport options based on price, convenience, and proximity. Here's how to reach Milwaukee efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Milwaukee, with private rides that can be arranged in advance.
  • Car rental: Renting a car from General Mitchell International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at General Mitchell International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From General Mitchell International Airport, Milwaukee Airport Bus Station (a bus station) is located just 0.1 miles away on foot, providing easy access for travelers. For further connections, Milwaukee Airport Station (a train station) is about 1.8 miles away by car, while Michigan & Jackson Tram Stop (a metro station) is situated approximately 7.8 miles away by car.

Frequently asked questions

How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.) cost?
You can find cheap one-way flights from $133 and cheap return flights from $216 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.) with Expedia. One-way flights usually range from $128 to $533, and return flights typically cost between $287 and $841. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.)?
February is the cheapest month to fly from Buffalo, NY (BUF) to Milwaukee, WI (MKE), with average return fares around $287. This is about 24% lower than the average price throughout the year, as February is generally a quieter travel month. Other cheap months to fly from BUF to MKE include January and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.)?
Enter BUF to MKE and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.)?
JetBlue Airways is one of the cheapest airlines offering connecting flights from Buffalo Niagara Intl. (BUF) to General Mitchell Intl. (MKE), with round-trip tickets starting from around $335. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.)?
For flights from Buffalo, NY (BUF) to Milwaukee, WI (MKE), January and February are the best months to consider. Average return flight prices are around $287, making it an affordable choice. January is quieter post-holidays, while February can offer some winter fun in Milwaukee.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.)?
The earliest flight from Buffalo Niagara International (BUF) to General Mitchell International (MKE) typically departs at around 5:00 AM, operated by American Airlines. This seasonal service is active in December, giving you an early start to your day in Milwaukee. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.)?
For flights from Buffalo (BUF) to Milwaukee (MKE), the most popular departure times are in the early morning, from 6am to 9am. About 29% of passengers choose this time window. Many major carriers, including Delta, American Airlines, and United Airlines, offer flights during this window. This timing is favored as it allows you to arrive in Milwaukee with plenty of time to start your day.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.)?
A flight from BUF to MKE with a layover takes around 5 hours 20 minutes, with the route covering approximately 464 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.)?
First class is available on flights from BUF to MKE. First class cabins are available on:

  • Delta Air Lines
  • American Airlines
  • United Airlines

How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Milwaukee from Buffalo Niagara Intl. (BUF)?
From Buffalo Niagara Intl. (BUF), you can fly into General Mitchell Intl. (MKE) to reach Milwaukee. Some flights may connect through major hubs like Washington Dulles Intl. (IAD), Midway Intl. (MDW), Baltimore Washington Intl. Thurgood Marshall (BWI) before reaching Milwaukee. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.) Milwaukee Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) to Milwaukee, WI (MKE-General Mitchell Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
General Mitchell Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$215
Distance
463 mi

Book with confidence

Buffalo to Milwaukee Flights

The cheapest times to fly from Buffalo to Milwaukee

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Buffalo to Milwaukee are during the month of September. You can find some of the cheapest flights from Buffalo to Milwaukee with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Milwaukee

Sunday is one of the best days to book for cheap flights from Buffalo to Milwaukee: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Buffalo to Milwaukee

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Buffalo to Milwaukee in 2026. You can also book with separate airlines for your outbound and return journeys, from $133 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Buffalo to Milwaukee flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Buffalo to Milwaukee airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Buffalo to Milwaukee Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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