What airlines fly to Buffalo?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Buffalo from Milwaukee according to our data. American Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 5 different airlines that fly to Buffalo on a routine basis, so you have a few additional options to choose from.

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

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

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

Prices for flights from Milwaukee-Mitchell Airport to Buffalo Airport are refreshed on a daily basis.

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

As of December 2025, there are 2 operators available to choose from for flights from Milwaukee-Mitchell Airport to Buffalo Airport.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Milwaukee-Mitchell Airport to Buffalo Airport.

What documentation or ID do you need to fly to Buffalo Airport?

The necessary travel and health documents for your Buffalo Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$144 Cheap Flights from Milwaukee to Buffalo in 2025/26

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Find the cheapest flights from Milwaukee to Buffalo

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Cheap round-trip flights

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7:48 pm - 10:07 am

MKE

BUF

13h 19m1 stop

7:31 pm - 5:58 pm

BUF

MKE

23h 27m1 stop

$146Frontier

Sat, Jan 31 - Mon, Feb 2

7:28 pm - 11:34 am

MKE

BUF

15h 06m1 stop

7:31 pm - 5:58 pm

BUF

MKE

23h 27m1 stop

$198Frontier

Fri, Jan 30 - Mon, Feb 2

12:08 pm - 9:08 pm

MKE

BUF

8h 00m1 stop

9:08 am - 6:45 pm

BUF

MKE

10h 37m1 stop

$213Frontier

Mon, Jan 5 - Mon, Jan 12

7:28 pm - 11:34 am

MKE

BUF

15h 06m1 stop

7:31 pm - 5:58 pm

BUF

MKE

23h 27m1 stop

$260Frontier

Fri, Jan 23 - Mon, Jan 26

2:32 pm - 8:29 pm

MKE

BUF

4h 57m1 stop

11:00 am - 3:43 pm

BUF

MKE

5h 43m1 stop

$263United Airlines

Tue, Feb 3 - Wed, Feb 4

6:00 am - 2:14 pm

MKE

BUF

7h 14m2 stops

11:00 am - 3:43 pm

BUF

MKE

5h 43m1 stop

$268United Airlines

Tue, Feb 3 - Wed, Feb 4

7:08 am - 1:24 pm

MKE

BUF

5h 16m1 stop

2:49 pm - 10:56 pm

BUF

MKE

9h 07m2 stops

$276United Airlines

Mon, Jan 5 - Mon, Jan 12

8:30 am - 7:06 pm

MKE

BUF

9h 36m2 stops

2:49 pm - 9:59 pm

BUF

MKE

8h 10m2 stops

$281United Airlines

Mon, Jan 5 - Mon, Jan 12

7:21 pm - 8:50 pm

MKE

BUF

24h 29m1 stop

1:37 pm - 11:13 am

BUF

MKE

22h 36m1 stop

$283Frontier

Fri, Dec 19 - Sun, Dec 21

5:00 pm - 11:03 pm

MKE

BUF

5h 03m1 stop

3:50 pm - 6:02 pm

BUF

MKE

3h 12m1 stop

$287Delta

Mon, Apr 13 - Thu, Apr 23

American Airlines flights from Milwaukee to Buffalo

Our best American Airlines deals on Milwaukee to Buffalo flight tickets

American Airlines

Jan 1

MKE6:00 amMilwaukee-Mitchell

5h 02m

1 stop

BUF12:02 pmBuffalo

Jan 4

BUF6:00 amBuffalo

5h 25m

1 stop

MKE10:25 amMilwaukee-Mitchell

$298

Find similar

American Airlines

Jan 1

MKE6:02 amMilwaukee-Mitchell

5h 15m

1 stop

BUF12:17 pmBuffalo

Jan 3

BUF5:31 pmBuffalo

4h 45m

1 stop

MKE9:16 pmMilwaukee-Mitchell

$324

Find similar

American Airlines

Dec 21

MKE10:43 amMilwaukee-Mitchell

6h 05m

1 stop

BUF5:48 pmBuffalo

Jan 19

BUF6:00 amBuffalo

4h 52m

1 stop

MKE9:52 amMilwaukee-Mitchell

$331

Find similar

Southwest flights from Milwaukee to Buffalo

Our best Southwest deals on Milwaukee to Buffalo flight tickets

Southwest

Jan 30

MKE6:35 amMilwaukee-Mitchell

4h 55m

1 stop

BUF12:30 pmBuffalo

Feb 2

BUF12:20 pmBuffalo

8h 35m

2 stops

MKE7:55 pmMilwaukee-Mitchell

$296

Find similar

Southwest

Jan 30

MKE5:40 amMilwaukee-Mitchell

10h 25m

2 stops

BUF5:05 pmBuffalo

Feb 2

BUF12:20 pmBuffalo

8h 35m

2 stops

MKE7:55 pmMilwaukee-Mitchell

$301

Find similar

Southwest

Apr 13

MKE7:10 amMilwaukee-Mitchell

8h 30m

1 stop

BUF4:40 pmBuffalo

Apr 23

BUF6:00 amBuffalo

12h 20m

2 stops

MKE5:20 pmMilwaukee-Mitchell

$333

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Sat 1/31

7:48 pm-10:07 am

1 stop13h 19m

Buffalo

Mon 2/2

7:31 pm-5:58 pm

1 stop23h 27m

$146

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Fri 1/30

7:28 pm-11:34 am

1 stop15h 06m

Buffalo

Mon 2/2

7:31 pm-5:58 pm

1 stop23h 27m

$198

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Mon 1/5

12:08 pm-9:08 pm

1 stop8h 00m

Buffalo

Mon 1/12

9:08 am-6:45 pm

1 stop10h 37m

$213

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Fri 1/23

7:28 pm-11:34 am

1 stop15h 06m

Buffalo

Mon 1/26

7:31 pm-5:58 pm

1 stop23h 27m

$260

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Tue 2/3

2:32 pm-8:29 pm

1 stop4h 57m

Buffalo

Wed 2/4

11:00 am-3:43 pm

1 stop5h 43m

$263

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Tue 2/3

6:00 am-2:14 pm

2 stops7h 14m

Buffalo

Wed 2/4

11:00 am-3:43 pm

1 stop5h 43m

$268

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Mon 1/5

7:08 am-1:24 pm

1 stop5h 16m

Buffalo

Mon 1/12

2:49 pm-10:56 pm

2 stops9h 07m

$276

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Mon 1/5

8:30 am-7:06 pm

2 stops9h 36m

Buffalo

Mon 1/12

2:49 pm-9:59 pm

2 stops8h 10m

$281

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Fri 12/19

7:21 pm-8:50 pm

1 stop24h 29m

Buffalo

Sun 12/21

1:37 pm-11:13 am

1 stop22h 36m

$283

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Mon 4/13

5:00 pm-11:03 pm

1 stop5h 03m

Buffalo

Thu 4/23

3:50 pm-6:02 pm

1 stop3h 12m

$287

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

How to get the cheapest flight ticket from Milwaukee to Buffalo

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 Buffalo?

If you aren’t able to travel during the month of October, then book flights to Buffalo from Milwaukee during May instead. Flights to Buffalo in May, while not as cheap as those in October, still average around $286.

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

Our data shows that Saturday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $313. Flights from Milwaukee to Buffalo on a Tuesday will generally be more expensive and average around $489. 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 Buffalo?

In the evening is the cheapest time of day to fly from Milwaukee to Buffalo when you can find flight prices for as low as $248. Flying to Buffalo in the evening is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Buffalo, so prices are often more expensive at around $378 per ticket.

How have Milwaukee to Buffalo flight prices changed over time?

When to book flights from Milwaukee to Buffalo

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

Estimated round-trip price

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

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

Fastest flight time	4h 20m
Direct flights	None

The fastest flight from Milwaukee to Buffalo takes 4h 20m

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

Search flight deals

How far is Milwaukee-Mitchell to Buffalo by plane?
The distance between Milwaukee-Mitchell and Buffalo is about 456.1 mi. Typically, this will take 4h 06m by plane in normal conditions.
When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Buffalo Airport?
Prices for flights from Milwaukee-Mitchell Airport to Buffalo Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Buffalo Airport?
As of December 2025, there are 2 operators available to choose from for flights from Milwaukee-Mitchell Airport to Buffalo Airport.
How old do you have to be to fly from Milwaukee-Mitchell Airport to Buffalo Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Milwaukee-Mitchell Airport to Buffalo Airport.
What documentation or ID do you need to fly to Buffalo Airport?
The necessary travel and health documents for your Buffalo Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Milwaukee to Buffalo?
Based on momondo bookings for flights between Milwaukee and Buffalo, the leading airline is Delta, making up 66% of the total bookings. Other popular airlines include American Airlines with 34%.

Best airlines flying from Milwaukee to Buffalo

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $196	Free Cancellation	Rating 7.2 11,042 reviews		Search American Airlines flights
Delta	PriceFrom $200	Free Cancellation	Rating 7.9 8,013 reviews		Search Delta flights

Batavia

Cheektowaga

Amherst

Tonawanda

Grand Island

Williamsville

Orchard Park

Lockport

West Seneca

East Aurora

Bowmansville

Eden

Angola

Why use momondo?

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

Finding the right flight to Buffalo from Milwaukee is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buffalo quick and easy, saving you time and money.

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

Yes. All flights to Buffalo from Milwaukee on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Buffalo from Milwaukee. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Milwaukee to Buffalo now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buffalo and let you know when they change.