$92 Cheap Flights from Milwaukee (MKE) to Buffalo (BUF)

View $92 flight on Tue, Jun 9, 2026Opens in a new window

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

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Cheap Flights from Milwaukee to Buffalo (MKE-BUF)

Prices were available within the past 7 days and start at $92 for one-way flights and $206 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, May 14 - Sat, May 23
MKE
Milwaukee
BUF
Buffalo
$206 Roundtrip, found 6 days ago
$206
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Thu, May 14 from Milwaukee to Buffalo, returning Sat, May 23, priced at $206 found 6 days ago
Frontier Airlines
Tue, Jun 2 - Sat, Jun 6
MKE
Milwaukee
BUF
Buffalo
$225 Roundtrip, found 11 hours ago
$225
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Tue, Jun 2 from Milwaukee to Buffalo, returning Sat, Jun 6, priced at $225 found 11 hours ago
Frontier Airlines
Sun, Jul 12 - Mon, Jul 13
MKE
Milwaukee
BUF
Buffalo
$230 Roundtrip, found 1 day ago
$230
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Jul 12 from Milwaukee to Buffalo, returning Mon, Jul 13, priced at $230 found 1 day ago
Frontier Airlines
Tue, Jun 16 - Mon, Jun 22
MKE
Milwaukee
BUF
Buffalo
$240 Roundtrip, found 14 hours ago
$240
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Tue, Jun 16 from Milwaukee to Buffalo, returning Mon, Jun 22, priced at $240 found 14 hours ago
Southwest Airlines
Sat, May 23 - Wed, May 27
MKE
Milwaukee
BUF
Buffalo
$246 Roundtrip, found 2 days ago
$246
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Sat, May 23 from Milwaukee to Buffalo, returning Wed, May 27, priced at $246 found 2 days ago
Frontier Airlines
Thu, Jul 9 - Wed, Jul 15
MKE
Milwaukee
BUF
Buffalo
$250 Roundtrip, found 1 day ago
$250
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Jul 9 from Milwaukee to Buffalo, returning Wed, Jul 15, priced at $250 found 1 day ago
Frontier Airlines
Sun, Jun 7 - Sat, Jun 13
MKE
Milwaukee
BUF
Buffalo
$254 Roundtrip, found 2 days ago
$254
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sun, Jun 7 from Milwaukee to Buffalo, returning Sat, Jun 13, priced at $254 found 2 days ago
American Airlines
Fri, May 29 - Mon, Jun 1
MKE
Milwaukee
BUF
Buffalo
$255 Roundtrip, found 20 hours ago
$255
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Fri, May 29 from Milwaukee to Buffalo, returning Mon, Jun 1, priced at $255 found 20 hours ago
Delta
Fri, May 29 - Mon, Jun 1
MKE
Milwaukee
BUF
Buffalo
$268 Roundtrip, found 20 hours ago
$268
Roundtrip
found 20 hours ago
Select Delta flight, departing Fri, May 29 from Milwaukee to Buffalo, returning Mon, Jun 1, priced at $268 found 20 hours ago
United
Wed, Jun 3 - Sat, Jun 6
MKE
Milwaukee
BUF
Buffalo
$350 Roundtrip, found 8 hours ago
$350
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Jun 3 from Milwaukee to Buffalo, returning Sat, Jun 6, priced at $350 found 8 hours ago

Alternative airports near Buffalo

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

Select flight to Buffalo Niagara Intl. BUF. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $451
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $451

Frequently asked questions

How much does a flight from Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) cost?
You can find cheap one-way flights and cheap return flights from $206 Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) with Expedia. One-way flights generally range between $173 and $628, and roundtrip flights usually range from $272 to $874. 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
August is typically the cheapest month to fly from Milwaukee (MKE) to Buffalo (BUF), with average round-trip fares around $288. This is about 20% lower than the average price throughout the year, as demand tends to decrease after the summer travel season. Other cheap months to fly from Milwaukee to Buffalo include May and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Enter MKE to BUF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
Frontier Airlines is one of the cheapest airlines offering connecting flights from General Mitchell Intl. (MKE) to Buffalo Niagara Intl. (BUF), starting from around $245 for a round-trip ticket. 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
To find a cheap flight from Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The best time to fly from Milwaukee, WI (MKE) to Buffalo, NY (BUF) is in August or October. August is popular for summer travel, with average return flight prices around $288, while October offers a good mix of price and fall scenery. This information is based on booking data from the past year.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The earliest flight from Milwaukee, WI (MKE) to Buffalo, NY (BUF) generally departs at around 5:00 AM, also operated by American Airlines. This early flight can help you reach Buffalo in time for morning activities. 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
The most popular departure times for flights from Milwaukee (MKE-General Mitchell Intl.) to Buffalo (BUF-Buffalo Niagara Intl.) are in the early morning, from 6am to 9am. About 39% of passengers prefer this time window. Many major carriers, including Delta, American Airlines, and Southwest Airlines, offer flights during this window. This timing works well because it allows you to maximize your day in Buffalo upon arrival.
How long does it take to fly from Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
A flight from MKE to BUF with a layover takes around 5 hours, 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
First class is available on flights from MKE to BUF. First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines

How do I earn miles on a Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight with Expedia?
It's easy to earn miles on a Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara 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 Buffalo from General Mitchell Intl. (MKE)?
If you're planning to travel to Buffalo from General Mitchell Intl. (MKE), you can fly into Buffalo Niagara Intl. (BUF) Some flights may connect through major hubs like O'Hare Intl. (ORD), Nashville Intl. (BNA), Kansas City Intl. (MCI) before reaching Buffalo. 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) at the last minute?
Typically, booking a last minute flight from Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) flight and hotel package?
Securing a Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.) Buffalo 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara Intl.)?
If you booked your Milwaukee, WI (MKE-General Mitchell Intl.) to Buffalo, NY (BUF-Buffalo Niagara 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
General Mitchell Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$206
Distance
463 mi

Book with confidence

Milwaukee to Buffalo Flights

The cheapest times to fly from Milwaukee to Buffalo

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 Milwaukee to Buffalo are during the month of May. You can find some of the cheapest flights from Milwaukee to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Milwaukee to Buffalo

Sunday is one of the best days to book for cheap flights from Milwaukee to Buffalo: 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 Milwaukee to Buffalo

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 Milwaukee to Buffalo in 2026. You can also book with separate airlines for your outbound and return journeys, from $92 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 Milwaukee to Buffalo 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 Milwaukee to Buffalo 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.

 

Milwaukee to Buffalo Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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