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, American Airlines, and Delta 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 December 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.

$254 Cheap Flights from Buffalo to Milwaukee in 2025/26

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Find the cheapest flights from Buffalo to Milwaukee

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Cheap round-trip flights

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11:24 am - 4:58 pm

BUF

MKE

6h 34m1 stop

2:32 pm - 8:29 pm

MKE

BUF

4h 57m1 stop

$263United Airlines

Sat, Jan 17 - Tue, Jan 20

11:24 am - 10:56 pm

BUF

MKE

12h 32m2 stops

2:32 pm - 8:29 pm

MKE

BUF

4h 57m1 stop

$268United Airlines

Sat, Jan 17 - Tue, Jan 20

6:07 am - 12:35 pm

BUF

MKE

7h 28m2 stops

6:00 am - 2:13 pm

MKE

BUF

7h 13m2 stops

$273United Airlines

Fri, Feb 20 - Wed, Feb 25

6:15 am - 8:51 am

BUF

MKE

3h 36m1 stop

1:12 pm - 5:09 pm

MKE

BUF

2h 57m1 stop

$287Delta

Thu, Mar 5 - Mon, Mar 9

7:41 pm - 11:55 pm

BUF

MKE

5h 14m1 stop

12:10 pm - 8:29 pm

MKE

BUF

7h 19m2 stops

$292American Airlines

Thu, Mar 5 - Mon, Mar 9

4:04 pm - 11:55 pm

BUF

MKE

8h 51m2 stops

12:10 pm - 8:29 pm

MKE

BUF

7h 19m2 stops

$297American Airlines

Thu, Mar 5 - Mon, Mar 9

6:01 am - 10:30 am

BUF

MKE

5h 29m1 stop

6:15 am - 2:19 pm

MKE

BUF

7h 04m1 stop

$305Delta

Thu, Mar 5 - Sun, Mar 8

11:24 am - 4:58 pm

BUF

MKE

6h 34m1 stop

2:32 pm - 8:29 pm

MKE

BUF

4h 57m1 stop

$315United Airlines

Wed, Jan 14 - Sun, Jan 18

6:00 am - 3:43 pm

BUF

MKE

10h 43m2 stops

2:32 pm - 8:29 pm

MKE

BUF

4h 57m1 stop

$320United Airlines

Wed, Jan 14 - Sun, Jan 18

8:50 am - 12:00 pm

BUF

MKE

4h 10m1 stop

8:00 am - 3:25 pm

MKE

BUF

6h 25m2 stops

$332Southwest

Fri, May 8 - Sun, May 10

Delta flights from Buffalo to Milwaukee

Our best Delta deals on Buffalo to Milwaukee flight tickets

Delta

Mar 5

BUF6:01 amBuffalo

5h 29m

1 stop

MKE10:30 amMilwaukee-Mitchell

Mar 8

MKE6:55 amMilwaukee-Mitchell

3h 49m

1 stop

BUF11:44 amBuffalo

$287

Find similar

Delta

Mar 5

BUF6:01 amBuffalo

5h 29m

1 stop

MKE10:30 amMilwaukee-Mitchell

Mar 8

MKE6:15 amMilwaukee-Mitchell

7h 04m

1 stop

BUF2:19 pmBuffalo

$305

Find similar

Delta

Dec 31

BUF12:01 pmBuffalo

5h 29m

1 stop

MKE4:30 pmMilwaukee-Mitchell

Jan 3

MKE6:21 pmMilwaukee-Mitchell

4h 07m

1 stop

BUF11:28 pmBuffalo

$528

Find similar

American Airlines flights from Buffalo to Milwaukee

Our best American Airlines deals on Buffalo to Milwaukee flight tickets

American Airlines

Mar 5

BUF7:41 pmBuffalo

5h 14m

1 stop

MKE11:55 pmMilwaukee-Mitchell

Mar 9

MKE12:10 pmMilwaukee-Mitchell

7h 19m

2 stops

BUF8:29 pmBuffalo

$292

Find similar

American Airlines

Mar 5

BUF4:04 pmBuffalo

8h 51m

2 stops

MKE11:55 pmMilwaukee-Mitchell

Mar 9

MKE12:10 pmMilwaukee-Mitchell

7h 19m

2 stops

BUF8:29 pmBuffalo

$297

Find similar

American Airlines

Mar 5

BUF12:31 pmBuffalo

4h 20m

1 stop

MKE3:51 pmMilwaukee-Mitchell

Mar 8

MKE6:44 amMilwaukee-Mitchell

7h 41m

2 stops

BUF3:25 pmBuffalo

$337

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sat 1/17

11:24 am-4:58 pm

1 stop6h 34m

Milwaukee-Mitchell

Tue 1/20

2:32 pm-8:29 pm

1 stop4h 57m

$263

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sat 1/17

11:24 am-10:56 pm

2 stops12h 32m

Milwaukee-Mitchell

Tue 1/20

2:32 pm-8:29 pm

1 stop4h 57m

$268

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Fri 2/20

6:07 am-12:35 pm

2 stops7h 28m

Milwaukee-Mitchell

Wed 2/25

6:00 am-2:13 pm

2 stops7h 13m

$273

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 3/5

6:15 am-8:51 am

1 stop3h 36m

Milwaukee-Mitchell

Mon 3/9

1:12 pm-5:09 pm

1 stop2h 57m

$287

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 3/5

7:41 pm-11:55 pm

1 stop5h 14m

Milwaukee-Mitchell

Mon 3/9

12:10 pm-8:29 pm

2 stops7h 19m

$292

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 3/5

4:04 pm-11:55 pm

2 stops8h 51m

Milwaukee-Mitchell

Mon 3/9

12:10 pm-8:29 pm

2 stops7h 19m

$297

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 3/5

6:01 am-10:30 am

1 stop5h 29m

Milwaukee-Mitchell

Sun 3/8

6:15 am-2:19 pm

1 stop7h 04m

$305

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 1/14

11:24 am-4:58 pm

1 stop6h 34m

Milwaukee-Mitchell

Sun 1/18

2:32 pm-8:29 pm

1 stop4h 57m

$315

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 1/14

6:00 am-3:43 pm

2 stops10h 43m

Milwaukee-Mitchell

Sun 1/18

2:32 pm-8:29 pm

1 stop4h 57m

$320

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Fri 5/8

8:50 am-12:00 pm

1 stop4h 10m

Milwaukee-Mitchell

Sun 5/10

8:00 am-3:25 pm

2 stops6h 25m

$332

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 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.

How have Buffalo to Milwaukee flight prices changed over time?

As of December 2025, prices for Buffalo to Milwaukee flights are approximately 20% cheaper 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

Fastest flight time	3h 12m
Direct flights	None

The fastest flight from Buffalo to Milwaukee takes 3h 12m

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

Search flight deals

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 12m.
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 December 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 (52% of total bookings). The next most popular airlines are American Airlines (29%) 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
Delta	PriceFrom $196	Free Cancellation	Rating 7.9 8,017 reviews	Search Delta flights
United Airlines	PriceFrom $238	Free Cancellation	Rating 7.4 9,121 reviews	Search United Airlines flights
American Airlines	PriceFrom $264	Free Cancellation	Rating 7.2 11,073 reviews	Search American Airlines flights

Sheboygan

Waukesha

Wauwatosa

Oak Creek

Mequon

Pewaukee

Glendale

Kohler

Port Washington

West Bend

New Berlin

Grafton

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.