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 48% 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.

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 January 2026, 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.

$179 Cheap Flights from Buffalo to Milwaukee in 2026

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Find the cheapest flights from Buffalo to Milwaukee

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Cheap round-trip flights

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7:31 pm - 5:58 pm

BUF

MKE

23h 27m1 stop

7:28 pm - 11:34 am

MKE

BUF

15h 06m1 stop

$179Frontier

Mon, Jan 26 - Fri, Jan 30

6:00 am - 10:40 am

BUF

MKE

5h 40m1 stop

2:00 pm - 10:52 pm

MKE

BUF

7h 52m1 stop

$251Delta

Tue, Feb 3 - Tue, Feb 10

2:58 pm - 9:51 pm

BUF

MKE

7h 53m1 stop

5:49 pm - 11:13 pm

MKE

BUF

4h 24m1 stop

$255Delta

Thu, Mar 5 - Mon, Mar 9

2:49 pm - 8:48 pm

BUF

MKE

6h 59m2 stops

3:20 pm - 8:29 pm

MKE

BUF

4h 09m1 stop

$256United Airlines

Tue, Feb 3 - Tue, Feb 10

6:26 pm - 12:19 pm

BUF

MKE

18h 53m1 stop

5:55 pm - 7:57 pm

MKE

BUF

25h 02m1 stop

$260Frontier

Fri, Mar 13 - Sat, Mar 14

11:27 am - 7:07 pm

BUF

MKE

8h 40m2 stops

1:04 pm - 10:40 pm

MKE

BUF

8h 36m2 stops

$262American Airlines

Tue, Feb 3 - Tue, Feb 10

6:05 am - 11:56 am

BUF

MKE

6h 51m1 stop

12:10 pm - 8:29 pm

MKE

BUF

7h 19m2 stops

$297American Airlines

Thu, Mar 5 - Mon, Mar 9

7:00 am - 10:30 am

BUF

MKE

4h 30m1 stop

1:25 pm - 8:51 pm

MKE

BUF

6h 26m1 stop

$311United Airlines

Tue, Mar 3 - Wed, Mar 4

6:07 am - 2:05 pm

BUF

MKE

8h 58m2 stops

3:30 pm - 8:51 pm

MKE

BUF

4h 21m1 stop

$316United Airlines

Tue, Mar 3 - Wed, Mar 4

6:16 am - 10:07 am

BUF

MKE

4h 51m1 stop

1:00 pm - 6:57 pm

MKE

BUF

4h 57m1 stop

$321Delta

Sun, Jul 5 - Sun, Jul 12

Frontier flights from Buffalo to Milwaukee

Our best Frontier deals on Buffalo to Milwaukee flight tickets

Frontier

Jan 26

BUF7:31 pmBuffalo

23h 27m

1 stop

MKE5:58 pmMilwaukee-Mitchell

Jan 30

MKE7:28 pmMilwaukee-Mitchell

15h 06m

1 stop

BUF11:34 amBuffalo

$179

Frontier

Mar 13

BUF6:26 pmBuffalo

18h 53m

1 stop

MKE12:19 pmMilwaukee-Mitchell

Mar 14

MKE5:55 pmMilwaukee-Mitchell

25h 02m

1 stop

BUF7:57 pmBuffalo

$260

Delta flights from Buffalo to Milwaukee

Our best Delta deals on Buffalo to Milwaukee flight tickets

Delta

Feb 3

BUF6:00 amBuffalo

5h 40m

1 stop

MKE10:40 amMilwaukee-Mitchell

Feb 10

MKE2:00 pmMilwaukee-Mitchell

7h 52m

1 stop

BUF10:52 pmBuffalo

$251

Delta

Mar 5

BUF2:58 pmBuffalo

7h 53m

1 stop

MKE9:51 pmMilwaukee-Mitchell

Mar 9

MKE5:49 pmMilwaukee-Mitchell

4h 24m

1 stop

BUF11:13 pmBuffalo

$255

Delta

Jul 5

BUF6:16 amBuffalo

4h 51m

1 stop

MKE10:07 amMilwaukee-Mitchell

Jul 12

MKE1:00 pmMilwaukee-Mitchell

4h 57m

1 stop

BUF6:57 pmBuffalo

$321

Fly from

Fly to

Route

Depart

Return

Price

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Mon 1/26

7:31 pm-5:58 pm

1 stop23h 27m

Milwaukee-Mitchell

Fri 1/30

7:28 pm-11:34 am

1 stop15h 06m

$179

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Tue 2/3

6:00 am-10:40 am

1 stop5h 40m

Milwaukee-Mitchell

Tue 2/10

2:00 pm-10:52 pm

1 stop7h 52m

$251

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 3/5

2:58 pm-9:51 pm

1 stop7h 53m

Milwaukee-Mitchell

Mon 3/9

5:49 pm-11:13 pm

1 stop4h 24m

$255

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Tue 2/3

2:49 pm-8:48 pm

2 stops6h 59m

Milwaukee-Mitchell

Tue 2/10

3:20 pm-8:29 pm

1 stop4h 09m

$256

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Fri 3/13

6:26 pm-12:19 pm

1 stop18h 53m

Milwaukee-Mitchell

Sat 3/14

5:55 pm-7:57 pm

1 stop25h 02m

$260

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Tue 2/3

11:27 am-7:07 pm

2 stops8h 40m

Milwaukee-Mitchell

Tue 2/10

1:04 pm-10:40 pm

2 stops8h 36m

$262

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 3/5

6:05 am-11:56 am

1 stop6h 51m

Milwaukee-Mitchell

Mon 3/9

12:10 pm-8:29 pm

2 stops7h 19m

$297

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Tue 3/3

7:00 am-10:30 am

1 stop4h 30m

Milwaukee-Mitchell

Wed 3/4

1:25 pm-8:51 pm

1 stop6h 26m

$311

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Tue 3/3

6:07 am-2:05 pm

2 stops8h 58m

Milwaukee-Mitchell

Wed 3/4

3:30 pm-8:51 pm

1 stop4h 21m

$316

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sun 7/5

6:16 am-10:07 am

1 stop4h 51m

Milwaukee-Mitchell

Sun 7/12

1:00 pm-6:57 pm

1 stop4h 57m

$321

Flights are sorted by cheapest round-trip flights first.

Sorted 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 January 2026, prices for Buffalo to Milwaukee flights are approximately 15% 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 40m
Direct flights	None

The fastest flight from Buffalo to Milwaukee takes 3h 40m

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 40m.
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 January 2026, 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 (18%).

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 8,033 reviews	Search Delta flights
United Airlines	PriceFrom $238	Free Cancellation	Rating 7.4 9,143 reviews	Search United Airlines flights
American Airlines	PriceFrom $264	Free Cancellation	Rating 7.2 11,109 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.