$98 Cheap Flights from Milwaukee (MKE) to Buffalo (BUF)

View $98 flight on Tue, Oct 7, 2025Opens in a new window

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

Cheap Flights from Milwaukee to Buffalo (MKE-BUF)

Prices were available within the past 7 days and start at $98 for one-way flights and $175 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Sep 9 - Wed, Sep 10
MKE
Milwaukee
BUF
Buffalo
$175 Roundtrip, found 2 days ago
$175
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Sep 9 from Milwaukee to Buffalo, returning Wed, Sep 10, priced at $175 found 2 days ago
United
Tue, Oct 7 - Tue, Oct 14
MKE
Milwaukee
BUF
Buffalo
$176 Roundtrip, found 3 days ago
$176
Roundtrip
found 3 days ago
Select United flight, departing Tue, Oct 7 from Milwaukee to Buffalo, returning Tue, Oct 14, priced at $176 found 3 days ago
United
Tue, Sep 9 - Wed, Sep 10
MKE
Milwaukee
BUF
Buffalo
$177 Roundtrip, found 2 days ago
$177
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 9 from Milwaukee to Buffalo, returning Wed, Sep 10, priced at $177 found 2 days ago
United
Tue, Sep 9 - Tue, Sep 16
MKE
Milwaukee
BUF
Buffalo
$180 Roundtrip, found 2 days ago
$180
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 9 from Milwaukee to Buffalo, returning Tue, Sep 16, priced at $180 found 2 days ago
United
Tue, Oct 7 - Tue, Oct 14
MKE
Milwaukee
BUF
Buffalo
$181 Roundtrip, found 3 days ago
$181
Roundtrip
found 3 days ago
Select United flight, departing Tue, Oct 7 from Milwaukee to Buffalo, returning Tue, Oct 14, priced at $181 found 3 days ago
United
Tue, Sep 9 - Wed, Sep 10
MKE
Milwaukee
BUF
Buffalo
$182 Roundtrip, found 2 days ago
$182
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 9 from Milwaukee to Buffalo, returning Wed, Sep 10, priced at $182 found 2 days ago
Southwest Airlines
Tue, Oct 7 - Tue, Oct 14
MKE
Milwaukee
BUF
Buffalo
$186 Roundtrip, found 3 days ago
$186
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Tue, Oct 7 from Milwaukee to Buffalo, returning Tue, Oct 14, priced at $186 found 3 days ago
Delta
Tue, Oct 7 - Tue, Oct 14
MKE
Milwaukee
BUF
Buffalo
$187 Roundtrip, found 3 days ago
$187
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Oct 7 from Milwaukee to Buffalo, returning Tue, Oct 14, priced at $187 found 3 days ago
Delta
Tue, Sep 9 - Wed, Sep 10
MKE
Milwaukee
BUF
Buffalo
$188 Roundtrip, found 2 days ago
$188
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 9 from Milwaukee to Buffalo, returning Wed, Sep 10, priced at $188 found 2 days ago
JetBlue Airways
Fri, Sep 12 - Sat, Sep 27
MKE
Milwaukee
BUF
Buffalo
$261 Roundtrip, found 5 hours ago
$261
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Fri, Sep 12 from Milwaukee to Buffalo, returning Sat, Sep 27, priced at $261 found 5 hours ago

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

August is typically the cheapest month to fly

From $158 - $547 per traveler.

Graph displaying average flight prices per month

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 $312
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $312
Flights from Milwaukee (MKE) to Buffalo (BUF)
Origin airport
General Mitchell Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$174
Distance
463 mi

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 September. 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 2025. You can also book with separate airlines for your outbound and return journeys, from $98 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.

 

Frequently asked questions

How much does a flight from General Mitchell Intl. Airport (MKE) to Buffalo Niagara Intl. Airport (BUF) cost?
Lock in a cheap one-way flight from $98 or cheap return flight from $175 from General Mitchell Intl. Airport (MKE) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from General Mitchell Intl. Airport (MKE) to Buffalo Niagara Intl. Airport (BUF)?
The cheapest month to fly from MKE to BUF is September, when demand is low. Off-peak months are generally when better flight deals are available between these airports.
What is the cheapest airline that flies from General Mitchell Intl. Airport (MKE) to Buffalo Niagara Intl. Airport (BUF)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from MKE to BUF. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from General Mitchell Intl. Airport (MKE) to Buffalo Niagara Intl. Airport (BUF)?
There are no daily direct flights from General Mitchell Intl. Airport (MKE) to Buffalo Niagara Intl. Airport (BUF). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from MKE to BUF?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from General Mitchell Intl. Airport (MKE) to Buffalo Niagara Intl. Airport (BUF)?
To avoid potential delays on the General Mitchell Intl. Airport (MKE) to Buffalo Niagara Intl. Airport (BUF) route, fly before 3 PM. Departures after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from General Mitchell Intl. Airport (MKE) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Last-minute bookings from MKE to BUF are usually more expensive. For the best rates, start looking for flights ahead of time. That being said, if you're flexible with your travel plans, it's possible to land a cheap ticket right before your journey.
Is it cheaper to book a MKE to BUF flight and hotel package?
Securing a MKE to BUF flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our extensive range of hotels and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from General Mitchell Intl. Airport (MKE) to Buffalo Niagara Intl. Airport (BUF)?
Generally, it's possible to cancel or reschedule your MKE to BUF flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.