What airlines fly to Milwaukee?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Milwaukee from Buffalo according to our data. American Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Milwaukee. Keep in mind that there are 5 different airlines that fly to Milwaukee on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Buffalo to Milwaukee-Mitchell?

United Airlines, Delta, and Frontier are the most popular carriers operating from Buffalo to Milwaukee-Mitchell

When did momondo last update prices for flights from Buffalo Airport to Milwaukee-Mitchell Airport?

Prices for flights from Buffalo Airport to Milwaukee-Mitchell Airport were last updated today.

How many operators does momondo search for flights from Buffalo Airport to Milwaukee-Mitchell Airport?

As of October 2025, there are 3 operators available to choose from for flights from Buffalo Airport to Milwaukee-Mitchell Airport.

How old do you have to be to fly from Buffalo Airport to Milwaukee-Mitchell Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Milwaukee-Mitchell Airport.

What documentation or ID do you need to fly to Milwaukee-Mitchell Airport?

The travel and health documents required for your trip to Milwaukee-Mitchell Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Milwaukee-Mitchell Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$153 Cheap Flights from Buffalo to Milwaukee in 2025/26

Q: What is the typical price of a round-trip flight between Buffalo and Milwaukee?

Prices are currently low for flights on this route. Typical prices usually range from $316 to $578. The lowest price recently found on this route was $191.

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Find the cheapest flights from Buffalo to Milwaukee

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10:30 am - 5:10 pmBUF-MKE

7h 40m1 stop

7:00 am - 2:36 pmMKE-BUF

6h 36m1 stop

$191Delta

Find Deal

Wed, Feb 18 - Tue, Feb 24

10:20 am - 12:31 pmBUF-MKE

3h 11m1 stop

11:00 am - 5:26 pmMKE-BUF

5h 26m1 stop

$195Delta

Find Deal

Thu, Feb 19 - Tue, Feb 24

6:16 am - 12:39 pmBUF-MKE

7h 23m1 stop

6:00 am - 1:48 pmMKE-BUF

6h 48m1 stop

$255Delta

Find Deal

Wed, Feb 18 - Mon, Feb 23

12:16 pm - 5:35 pmBUF-MKE

6h 19m2 stops

6:21 am - 11:44 amMKE-BUF

4h 23m1 stop

$256American Airlines

Find Deal

Wed, Feb 18 - Tue, Feb 24

6:16 am - 12:39 pmBUF-MKE

7h 23m1 stop

6:00 am - 1:48 pmMKE-BUF

6h 48m1 stop

$259Delta

Find Deal

Thu, Feb 19 - Mon, Feb 23

8:09 am - 2:05 pmBUF-MKE

6h 56m1 stop

6:21 am - 3:28 pmMKE-BUF

8h 07m2 stops

$260American Airlines

Find Deal

Thu, Feb 19 - Tue, Feb 24

2:45 pm - 12:30 amBUF-MKE

10h 45m2 stops

6:40 am - 7:20 pmMKE-BUF

11h 40m1 stop

$314Southwest

Find Deal

Mon, Dec 22 - Mon, Dec 29

6:00 am - 12:35 pmBUF-MKE

7h 35m2 stops

3:30 pm - 9:01 pmMKE-BUF

4h 31m1 stop

$352United Airlines

Find Deal

Wed, Feb 18 - Mon, Feb 23

6:00 am - 12:35 pmBUF-MKE

7h 35m2 stops

3:30 pm - 9:01 pmMKE-BUF

4h 31m1 stop

$356United Airlines

Find Deal

Thu, Feb 19 - Mon, Feb 23

2:45 pm - 12:30 amBUF-MKE

10h 45m2 stops

5:00 am - 2:35 pmMKE-BUF

8h 35m2 stops

$424Southwest

Find Deal

Mon, Dec 22 - Mon, Dec 29

Southwest flights from Buffalo to Milwaukee

Our best Southwest deals on Buffalo to Milwaukee flight tickets

Southwest

Dec 22

BUF2:45 pmBuffalo

10h 45m

2 stops

MKE12:30 amMilwaukee-Mitchell

Dec 29

MKE6:40 amMilwaukee-Mitchell

11h 40m

1 stop

BUF7:20 pmBuffalo

$314

Find similar

Southwest

Dec 22

BUF2:45 pmBuffalo

10h 45m

2 stops

MKE12:30 amMilwaukee-Mitchell

Dec 29

MKE5:00 amMilwaukee-Mitchell

8h 35m

2 stops

BUF2:35 pmBuffalo

$424

Find similar

Southwest

Nov 25

BUF12:25 pmBuffalo

11h 20m

2 stops

MKE10:45 pmMilwaukee-Mitchell

Nov 30

MKE6:10 amMilwaukee-Mitchell

10h 30m

1 stop

BUF5:40 pmBuffalo

$428

Find similar

American Airlines flights from Buffalo to Milwaukee

Our best American Airlines deals on Buffalo to Milwaukee flight tickets

American Airlines

Feb 18

BUF12:16 pmBuffalo

6h 19m

2 stops

MKE5:35 pmMilwaukee-Mitchell

Feb 24

MKE6:21 amMilwaukee-Mitchell

4h 23m

1 stop

BUF11:44 amBuffalo

$256

Find similar

American Airlines

Feb 19

BUF8:09 amBuffalo

6h 56m

1 stop

MKE2:05 pmMilwaukee-Mitchell

Feb 24

MKE6:21 amMilwaukee-Mitchell

8h 07m

2 stops

BUF3:28 pmBuffalo

$260

Find similar

American Airlines

Dec 22

BUF6:00 amBuffalo

5h 13m

1 stop

MKE10:13 amMilwaukee-Mitchell

Dec 29

MKE6:27 pmMilwaukee-Mitchell

4h 32m

1 stop

BUF11:59 pmBuffalo

$261

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 2/18

10:30 am-5:10 pm

1 stop7h 40m

Milwaukee-Mitchell

Tue 2/24

7:00 am-2:36 pm

1 stop6h 36m

$191

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 2/19

10:20 am-12:31 pm

1 stop3h 11m

Milwaukee-Mitchell

Tue 2/24

11:00 am-5:26 pm

1 stop5h 26m

$195

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 2/18

6:16 am-12:39 pm

1 stop7h 23m

Milwaukee-Mitchell

Mon 2/23

6:00 am-1:48 pm

1 stop6h 48m

$255

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 2/18

12:16 pm-5:35 pm

2 stops6h 19m

Milwaukee-Mitchell

Tue 2/24

6:21 am-11:44 am

1 stop4h 23m

$256

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 2/19

6:16 am-12:39 pm

1 stop7h 23m

Milwaukee-Mitchell

Mon 2/23

6:00 am-1:48 pm

1 stop6h 48m

$259

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 2/19

8:09 am-2:05 pm

1 stop6h 56m

Milwaukee-Mitchell

Tue 2/24

6:21 am-3:28 pm

2 stops8h 07m

$260

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Mon 12/22

2:45 pm-12:30 am

2 stops10h 45m

Milwaukee-Mitchell

Mon 12/29

6:40 am-7:20 pm

1 stop11h 40m

$314

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 2/18

6:00 am-12:35 pm

2 stops7h 35m

Milwaukee-Mitchell

Mon 2/23

3:30 pm-9:01 pm

1 stop4h 31m

$352

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 2/19

6:00 am-12:35 pm

2 stops7h 35m

Milwaukee-Mitchell

Mon 2/23

3:30 pm-9:01 pm

1 stop4h 31m

$356

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Mon 12/22

2:45 pm-12:30 am

2 stops10h 45m

Milwaukee-Mitchell

Mon 12/29

5:00 am-2:35 pm

2 stops8h 35m

$424

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Buffalo to Milwaukee

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Buffalo and Milwaukee?

What is the cheapest month to fly to Milwaukee?

The cheapest month to fly to Milwaukee from Buffalo is in August. Flight prices, which tend to average around $207, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Milwaukee, with average flight prices from Buffalo averaging around $267.

What is the cheapest day to depart on your flight to Milwaukee?

According to our data, Saturday is the cheapest day to fly to Milwaukee from Buffalo. The lowest ticket price found for a Saturday departure recently was $320. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Buffalo to Milwaukee on a Monday will generally be more expensive and average around $540. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Milwaukee?

In the evening is the cheapest time of day to fly from Buffalo to Milwaukee when you can find flight prices for as low as $306. Flying to Milwaukee in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Milwaukee, so prices are often more expensive at around $413 per ticket.

How have Buffalo to Milwaukee flight prices changed over time?

As of October 2025, prices for Buffalo to Milwaukee flights are approximately 141% more expensive when compared to flights at the same time last year.

When to book flights from Buffalo to Milwaukee

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Milwaukee according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Buffalo to Milwaukee (BUF to MKE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Milwaukee

Direct flights	None

There are no direct flights from Buffalo to Milwaukee. There are no popular flight routes from Buffalo to Milwaukee.

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How far is Buffalo to Milwaukee-Mitchell by plane?
Buffalo and Milwaukee-Mitchell are 456.1 mi apart from one another. By plane, this route typically takes 3h 11m.
When did momondo last update prices for flights from Buffalo Airport to Milwaukee-Mitchell Airport?
Prices for flights from Buffalo Airport to Milwaukee-Mitchell Airport were last updated today.
How many operators does momondo search for flights from Buffalo Airport to Milwaukee-Mitchell Airport?
As of October 2025, there are 3 operators available to choose from for flights from Buffalo Airport to Milwaukee-Mitchell Airport.
How old do you have to be to fly from Buffalo Airport to Milwaukee-Mitchell Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Milwaukee-Mitchell Airport.
What documentation or ID do you need to fly to Milwaukee-Mitchell Airport?
The travel and health documents required for your trip to Milwaukee-Mitchell Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Milwaukee-Mitchell Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Buffalo to Milwaukee?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Buffalo to Milwaukee is Delta (56% of total bookings). The next most popular airlines are American Airlines (25%) and United Airlines (19%).

Best airlines flying from Buffalo to Milwaukee

Compare and see reviews for airlines that fly from Buffalo to Milwaukee with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $214	Free Cancellation	Rating 7.4 8,988 reviews	Search United Airlines flights
Delta	PriceFrom $216	Free Cancellation	Rating 7.9 7,981 reviews	Search Delta flights
American Airlines	PriceFrom $264	Free Cancellation	Rating 7.2 11,029 reviews	Search American Airlines flights

Sheboygan

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Wauwatosa

Oak Creek

Mequon

Glendale

Kohler

Pewaukee

West Bend

Port Washington

Grafton

New Berlin

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Milwaukee?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buffalo to Milwaukee. momondo saves you time and could save you money on your trip.

Can I find flights from Buffalo to Milwaukee with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Milwaukee from Buffalo with this policy.

How can momondo help me find flights from Buffalo to Milwaukee?

Once you have performed a search for Buffalo to Milwaukee flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Buffalo to Milwaukee right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Milwaukee, momondo offers a useful price alert feature which will track prices for flights to Milwaukee from Buffalo and alert you when they change.