What airlines fly to Wisconsin?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Wisconsin from Buffalo according to our data. United Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Wisconsin. Keep in mind that there are 4 different airlines that fly to Wisconsin on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Buffalo to Wisconsin?

United Airlines, Frontier, and Southwest are the most popular carriers operating from Buffalo to Wisconsin

When did momondo last update prices for flights from Buffalo Airport to Wisconsin?

Prices for flights from Buffalo Airport to Wisconsin refresh daily.

How many operators does momondo search for flights from Buffalo Airport to Wisconsin?

As of November 2026, there are 4 operators available to choose from for flights from Buffalo Airport to Wisconsin.

How old do you have to be to fly from Buffalo Airport to Wisconsin?

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 Wisconsin.

What documentation or ID do you need to fly to Wisconsin?

The travel and health documents required for your trip to Wisconsin 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 Wisconsin. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$131 Cheap Flights from Buffalo to Wisconsin in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Wisconsin

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 pm - 11:59 pmBUF Buffalo-MKE Milwaukee-Mitchell

6h 29m1 stop Washington, D.C. Reagan-National

5:00 am - 10:56 amMKE Milwaukee-Mitchell-BUF Buffalo

4h 56m1 stop Chicago O'Hare Intl

$265American Airlines

Fri, Dec 11 - Mon, Dec 14

6:58 pm - 11:01 pmBUF Buffalo-MKE Milwaukee-Mitchell

5h 03m1 stop Philadelphia

5:00 am - 10:56 amMKE Milwaukee-Mitchell-BUF Buffalo

4h 56m1 stop Chicago O'Hare Intl

$265American Airlines

Fri, Dec 11 - Mon, Dec 14

6:15 am - 9:19 amBUF Buffalo-MKE Milwaukee-Mitchell

4h 04m1 stop Detroit Metropolitan Wayne County

6:43 pm - 11:13 pmMKE Milwaukee-Mitchell-BUF Buffalo

3h 30m1 stop Detroit Metropolitan Wayne County

$265Delta

Sat, Jan 16 - Tue, Jan 19

12:07 pm - 4:40 pmBUF Buffalo-MKE Milwaukee-Mitchell

5h 33m1 stop Detroit Metropolitan Wayne County

1:10 pm - 5:12 pmMKE Milwaukee-Mitchell-BUF Buffalo

3h 02m1 stop Detroit Metropolitan Wayne County

$265Delta

Fri, Dec 25 - Tue, Dec 29

6:00 am - 10:59 amBUF Buffalo-MKE Milwaukee-Mitchell

5h 59m1 stop Newark

5:00 am - 9:34 amMKE Milwaukee-Mitchell-BUF Buffalo

3h 34m1 stop Chicago O'Hare Intl

$265United Airlines

Thu, Feb 11 - Tue, Feb 16

2:00 pm - 9:30 pmBUF Buffalo-MKE Milwaukee-Mitchell

8h 30m2 stops Chicago Midway Lambert-St Louis

6:00 am - 12:15 pmMKE Milwaukee-Mitchell-BUF Buffalo

5h 15m1 stop Baltimore/Washington

$270Southwest

Tue, Jan 5 - Thu, Jan 7

7:45 pm - 10:20 pmBUF Buffalo-MKE Milwaukee-Mitchell

3h 35m1 stop Chicago Midway

6:30 am - 3:00 pmMKE Milwaukee-Mitchell-BUF Buffalo

7h 30m2 stops Chicago Midway Baltimore/Washington

$270Southwest

Thu, Feb 11 - Tue, Feb 16

6:30 am - 10:03 amBUF Buffalo-MKE Milwaukee-Mitchell

4h 33m1 stop Chicago O'Hare Intl

5:00 am - 9:44 amMKE Milwaukee-Mitchell-BUF Buffalo

3h 44m1 stop Chicago O'Hare Intl

$296United Airlines

Sun, Dec 13 - Mon, Dec 14

6:33 pm - 2:07 pmBUF Buffalo-MKE Milwaukee-Mitchell

20h 34m2 stops Atlanta Hartsfield-Jackson Orlando

7:40 am - 1:08 pmMKE Milwaukee-Mitchell-BUF Buffalo

28h 28m3 stops Orlando Atlanta Hartsfield-Jackson Tampa

$653Multiple Airlines

Fri, Dec 25 - Tue, Dec 29

9:47 am - 2:07 pmBUF Buffalo-MKE Milwaukee-Mitchell

29h 20m3 stops Tampa Atlanta Hartsfield-Jackson Orlando

7:40 am - 1:08 pmMKE Milwaukee-Mitchell-BUF Buffalo

28h 28m3 stops Orlando Atlanta Hartsfield-Jackson Tampa

$707Multiple Airlines

Fri, Dec 25 - Tue, Dec 29

Cheap last minute flights

Enter your travel dates to find the best prices.

4:03 pm - 7:30 pmBUF Buffalo-MKE Milwaukee-Mitchell

4h 27m1 stop Minneapolis St Paul

3:19 pm - 11:59 pmMKE Milwaukee-Mitchell-BUF Buffalo

7h 40m1 stop Atlanta Hartsfield-Jackson

$657Delta

Fri, Nov 6 - Mon, Nov 9

6:00 am - 10:02 amBUF Buffalo-MKE Milwaukee-Mitchell

5h 02m1 stop Charlotte Douglas

8:40 am - 5:26 pmMKE Milwaukee-Mitchell-BUF Buffalo

7h 46m2 stops Chicago O'Hare Intl New York LaGuardia

$662American Airlines

Fri, Nov 6 - Mon, Nov 9

5:58 pm - 8:50 pmBUF Buffalo-MKE Milwaukee-Mitchell

3h 52m1 stop Chicago O'Hare Intl

3:33 pm - 8:36 pmMKE Milwaukee-Mitchell-BUF Buffalo

4h 03m1 stop Chicago O'Hare Intl

$663United Airlines

Thu, Nov 5 - Mon, Nov 9

9:05 am - 3:50 pmBUF Buffalo-MKE Milwaukee-Mitchell

7h 45m1 stop Orlando

5:30 am - 10:25 amMKE Milwaukee-Mitchell-BUF Buffalo

3h 55m1 stop Chicago Midway

$663Southwest

Sat, Nov 7 - Mon, Nov 9

4:03 pm - 7:30 pmBUF Buffalo-MKE Milwaukee-Mitchell

4h 27m1 stop Minneapolis St Paul

3:19 pm - 11:59 pmMKE Milwaukee-Mitchell-BUF Buffalo

7h 40m1 stop Atlanta Hartsfield-Jackson

$663Delta

Fri, Nov 6 - Mon, Nov 9

3:53 pm - 8:35 pmBUF Buffalo-MKE Milwaukee-Mitchell

5h 42m1 stop New York John F Kennedy Intl

6:00 am - 1:26 pmMKE Milwaukee-Mitchell-BUF Buffalo

6h 26m1 stop New York LaGuardia

$663Delta

Thu, Nov 5 - Mon, Nov 9

10:35 am - 8:50 pmBUF Buffalo-MKE Milwaukee-Mitchell

11h 15m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

6:00 am - 2:20 pmMKE Milwaukee-Mitchell-BUF Buffalo

7h 20m2 stops Newark Washington, D.C. Dulles Intl

$667United Airlines

Fri, Nov 6 - Mon, Nov 9

8:00 am - 12:05 pmBUF Buffalo-MKE Milwaukee-Mitchell

5h 05m1 stop Baltimore/Washington

7:05 am - 5:55 pmMKE Milwaukee-Mitchell-BUF Buffalo

9h 50m2 stops Nashville Intl Tampa

$668Southwest

Sat, Nov 7 - Mon, Nov 9

6:00 am - 10:02 amBUF Buffalo-MKE Milwaukee-Mitchell

5h 02m1 stop Charlotte Douglas

8:40 am - 5:26 pmMKE Milwaukee-Mitchell-BUF Buffalo

7h 46m2 stops Chicago O'Hare Intl New York LaGuardia

$668American Airlines

Fri, Nov 6 - Mon, Nov 9

7:57 am - 11:08 amBUF Buffalo-MKE Milwaukee-Mitchell

4h 11m1 stop Chicago O'Hare Intl

8:40 am - 5:26 pmMKE Milwaukee-Mitchell-BUF Buffalo

7h 46m2 stops Chicago O'Hare Intl New York LaGuardia

$668American Airlines

Fri, Nov 6 - Mon, Nov 9

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American Airlines flights from Buffalo to Wisconsin

Our best American Airlines deals on Buffalo to Wisconsin flight tickets

American Airlines

Dec 11

BUF6:30 pmBuffalo

6h 29m

1 stop

MKE11:59 pmMilwaukee-Mitchell

Dec 14

MKE5:00 amMilwaukee-Mitchell

4h 56m

1 stop

BUF10:56 amBuffalo

$265

American Airlines

Dec 12

BUF6:52 pmBuffalo

5h 17m

1 stop

MKE11:09 pmMilwaukee-Mitchell

Dec 14

MKE5:00 amMilwaukee-Mitchell

4h 56m

1 stop

BUF10:56 amBuffalo

$301

American Airlines

Dec 12

BUF6:52 pmBuffalo

5h 17m

1 stop

MKE11:09 pmMilwaukee-Mitchell

Dec 14

MKE5:00 amMilwaukee-Mitchell

4h 56m

1 stop

BUF10:56 amBuffalo

$305

Delta flights from Buffalo to Wisconsin

Our best Delta deals on Buffalo to Wisconsin flight tickets

Delta

Nov 17

BUF6:35 amBuffalo

4h 53m

1 stop

ATW10:28 amAppleton Intl

Dec 2

ATW6:47 pmAppleton Intl

4h 14m

1 stop

BUF12:01 amBuffalo

$334

Delta

Nov 14

BUF12:09 pmBuffalo

6h 49m

1 stop

ATW5:58 pmAppleton Intl

Nov 21

ATW6:38 pmAppleton Intl

3h 06m

1 stop

BUF10:44 pmBuffalo

$364

Delta

Nov 24

BUF6:35 amBuffalo

3h 15m

1 stop

MKE8:50 amMilwaukee-Mitchell

Nov 29

MKE9:35 amMilwaukee-Mitchell

4h 40m

1 stop

BUF3:15 pmBuffalo

$391

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloMilwaukee

BUF Buffalo - MKE Milwaukee-Mitchell

BUFMKE

Buffalo

Fri 12/11

6:30 pm-11:59 pm

1 stop6h 29m

Milwaukee-Mitchell

Mon 12/14

5:00 am-10:56 am

1 stop4h 56m

$265

BuffaloMilwaukee

BUF Buffalo - MKE Milwaukee-Mitchell

BUFMKE

Buffalo

Fri 12/11

6:58 pm-11:01 pm

1 stop5h 03m

Milwaukee-Mitchell

Mon 12/14

5:00 am-10:56 am

1 stop4h 56m

$265

Quickest round-trip

BuffaloMilwaukee

BUF Buffalo - MKE Milwaukee-Mitchell

BUFMKE

Buffalo

Sat 1/16

6:15 am-9:19 am

1 stop4h 04m

Milwaukee-Mitchell

Tue 1/19

6:43 pm-11:13 pm

1 stop3h 30m

$265

BuffaloMilwaukee

BUF Buffalo - MKE Milwaukee-Mitchell

BUFMKE

Buffalo

Fri 12/25

12:07 pm-4:40 pm

1 stop5h 33m

Milwaukee-Mitchell

Tue 12/29

1:10 pm-5:12 pm

1 stop3h 02m

$265

BuffaloMilwaukee

BUF Buffalo - MKE Milwaukee-Mitchell

BUFMKE

Buffalo

Thu 2/11

6:00 am-10:59 am

1 stop5h 59m

Milwaukee-Mitchell

Tue 2/16

5:00 am-9:34 am

1 stop3h 34m

$265

BuffaloMilwaukee

BUF Buffalo - MKE Milwaukee-Mitchell

BUFMKE

Buffalo

Tue 1/5

2:00 pm-9:30 pm

2 stops8h 30m

Milwaukee-Mitchell

Thu 1/7

6:00 am-12:15 pm

1 stop5h 15m

$270

BuffaloMilwaukee

BUF Buffalo - MKE Milwaukee-Mitchell

BUFMKE

Buffalo

Thu 2/11

7:45 pm-10:20 pm

1 stop3h 35m

Milwaukee-Mitchell

Tue 2/16

6:30 am-3:00 pm

2 stops7h 30m

$270

BuffaloMilwaukee

BUF Buffalo - MKE Milwaukee-Mitchell

BUFMKE

Buffalo

Sun 12/13

6:30 am-10:03 am

1 stop4h 33m

Milwaukee-Mitchell

Mon 12/14

5:00 am-9:44 am

1 stop3h 44m

$296

BuffaloMilwaukee

BUF Buffalo - MKE Milwaukee-Mitchell

BUFMKE

Buffalo

Fri 12/25

6:33 pm-2:07 pm

2 stops20h 34m

Milwaukee-Mitchell

Tue 12/29

7:40 am-1:08 pm

3 stops28h 28m

$653

BuffaloMilwaukee

BUF Buffalo - MKE Milwaukee-Mitchell

BUFMKE

Buffalo

Fri 12/25

9:47 am-2:07 pm

3 stops29h 20m

Milwaukee-Mitchell

Tue 12/29

7:40 am-1:08 pm

3 stops28h 28m

$707

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 Wisconsin

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 Wisconsin?

If you aren’t able to travel during the month of February, then book flights to Wisconsin from Buffalo during January instead. Flights to Wisconsin in January, while not as cheap as those in February, still average around $331.

What is the cheapest Buffalo to Wisconsin flight route?

Fly from Buffalo to Green Bay Austin-Straubel for the best Buffalo - Wisconsin flight prices

What cabin class options are available on Buffalo to Wisconsin flights?

There is only 1 cabin class available to choose from on Buffalo to Wisconsin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Buffalo to Wisconsin flight deals and tips

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

Best Price Found	$131
Fastest flight time	1h 45m
Direct flights	Sun
Airports in Wisconsin	80 airports

The best one-way flight to Wisconsin from Buffalo in the past 72 hours is $131. The best round-trip flight deal from Buffalo to Wisconsin found on momondo in the last 72 hours is $265.

The fastest flight from Buffalo to Wisconsin takes 1h 45m

Direct flights go from Buffalo to Wisconsin on Sunday. There are no airlines offering direct flights.

There are 80 airports in Wisconsin. From Buffalo there are direct flights to Green Bay Austin-Straubel (GRB).

Search flight deals

Frequently asked questions about flying from Buffalo to Wisconsin

When did momondo last update prices for flights from Buffalo Airport to Wisconsin?
Prices for flights from Buffalo Airport to Wisconsin refresh daily.
How many operators does momondo search for flights from Buffalo Airport to Wisconsin?
As of November 2026, there are 4 operators available to choose from for flights from Buffalo Airport to Wisconsin.
How old do you have to be to fly from Buffalo Airport to Wisconsin?
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 Wisconsin.
What documentation or ID do you need to fly to Wisconsin?
The travel and health documents required for your trip to Wisconsin 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 Wisconsin. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Buffalo to Wisconsin?
momondo data reveals that the most frequently booked plane model on the route from Buffalo to Wisconsin is Embraer 175, representing 50.00% of all bookings. The subsequent popular models are Boeing 717-200 at 25.00% and Canadair (Bombardier) Regional Jet 900 at 25.00%.

Best airlines flying from Buffalo to Wisconsin

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $192	Free Cancellation	Rating 7.3 10,460 reviews	Search United Airlines flights
American Airlines	PriceFrom $248	Free Cancellation	Rating 7.0 12,230 reviews	Search American Airlines flights
Delta	PriceFrom $249	Free Cancellation	Rating 7.8 8,696 reviews	Search Delta flights
Southwest	PriceFrom $279	Free Cancellation	Rating 8.0 4,215 reviews	Search Southwest flights

Why use momondo?

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

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

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Wisconsin from Buffalo.

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

Price alerts on flights to Wisconsin from Buffalo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.