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

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

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 51% 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.

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.

$146 Cheap Flights from Milwaukee to Buffalo in 2025/26

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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 24 - Mon, Jan 26

7:00 am - 2:56 pm

MKE

BUF

6h 56m1 stop

3:39 pm - 8:36 pm

BUF

MKE

5h 57m1 stop

$221Delta

Wed, Feb 18 - Wed, Feb 25

6:00 am - 2:08 pm

MKE

BUF

7h 08m1 stop

6:01 am - 1:11 pm

BUF

MKE

8h 10m1 stop

$229Delta

Wed, Feb 18 - Mon, Feb 23

7:13 pm - 6:36 pm

MKE

BUF

22h 23m1 stop

7:59 pm - 6:33 pm

BUF

MKE

23h 34m1 stop

$242Frontier

Thu, Jan 22 - Thu, Jan 29

2:11 pm - 10:39 pm

MKE

BUF

7h 28m1 stop

6:01 am - 1:11 pm

BUF

MKE

8h 10m1 stop

$247Delta

Thu, Feb 19 - Tue, Feb 24

4:46 pm - 11:16 pm

MKE

BUF

5h 30m1 stop

11:19 am - 6:05 pm

BUF

MKE

7h 46m2 stops

$252American Airlines

Thu, Feb 19 - Tue, Feb 24

2:11 pm - 10:39 pm

MKE

BUF

7h 28m1 stop

6:01 am - 1:11 pm

BUF

MKE

8h 10m1 stop

$255Delta

Thu, Feb 19 - Mon, Feb 23

6:00 am - 2:14 pm

MKE

BUF

7h 14m2 stops

8:30 am - 12:09 pm

BUF

MKE

4h 39m1 stop

$260United Airlines

Thu, Jan 22 - Thu, Jan 29

4:39 pm - 12:54 pm

MKE

BUF

19h 15m2 stops

11:17 am - 3:44 pm

BUF

MKE

29h 27m1 stop

$267Frontier

Wed, Feb 18 - Mon, Feb 23

2:32 pm - 8:29 pm

MKE

BUF

4h 57m1 stop

8:30 am - 12:09 pm

BUF

MKE

4h 39m1 stop

$269United Airlines

Sat, Jan 31 - Sun, Feb 1

Delta flights from Milwaukee to Buffalo

Our best Delta deals on Milwaukee to Buffalo flight tickets

Delta

Feb 18

MKE7:00 amMilwaukee-Mitchell

6h 56m

1 stop

BUF2:56 pmBuffalo

Feb 25

BUF3:39 pmBuffalo

5h 57m

1 stop

MKE8:36 pmMilwaukee-Mitchell

$221

Find similar

Delta

Feb 18

MKE6:00 amMilwaukee-Mitchell

7h 08m

1 stop

BUF2:08 pmBuffalo

Feb 23

BUF6:01 amBuffalo

8h 10m

1 stop

MKE1:11 pmMilwaukee-Mitchell

$229

Find similar

Delta

Feb 19

MKE2:11 pmMilwaukee-Mitchell

7h 28m

1 stop

BUF10:39 pmBuffalo

Feb 24

BUF6:01 amBuffalo

8h 10m

1 stop

MKE1:11 pmMilwaukee-Mitchell

$247

Find similar

American Airlines flights from Milwaukee to Buffalo

Our best American Airlines deals on Milwaukee to Buffalo flight tickets

American Airlines

Feb 19

MKE4:46 pmMilwaukee-Mitchell

5h 30m

1 stop

BUF11:16 pmBuffalo

Feb 24

BUF11:19 amBuffalo

7h 46m

2 stops

MKE6:05 pmMilwaukee-Mitchell

$252

Find similar

American Airlines

Feb 19

MKE6:00 amMilwaukee-Mitchell

8h 23m

2 stops

BUF3:23 pmBuffalo

Feb 24

BUF3:53 pmBuffalo

8h 49m

2 stops

MKE11:42 pmMilwaukee-Mitchell

$271

Find similar

American Airlines

Jan 22

MKE6:00 amMilwaukee-Mitchell

8h 17m

2 stops

BUF3:17 pmBuffalo

Jan 29

BUF4:17 pmBuffalo

8h 18m

2 stops

MKE11:35 pmMilwaukee-Mitchell

$295

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Sat 1/24

7:48 pm-10:07 am

1 stop13h 19m

Buffalo

Mon 1/26

7:31 pm-5:58 pm

1 stop23h 27m

$146

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Wed 2/18

7:00 am-2:56 pm

1 stop6h 56m

Buffalo

Wed 2/25

3:39 pm-8:36 pm

1 stop5h 57m

$221

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Wed 2/18

6:00 am-2:08 pm

1 stop7h 08m

Buffalo

Mon 2/23

6:01 am-1:11 pm

1 stop8h 10m

$229

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Thu 1/22

7:13 pm-6:36 pm

1 stop22h 23m

Buffalo

Thu 1/29

7:59 pm-6:33 pm

1 stop23h 34m

$242

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Thu 2/19

2:11 pm-10:39 pm

1 stop7h 28m

Buffalo

Tue 2/24

6:01 am-1:11 pm

1 stop8h 10m

$247

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Thu 2/19

4:46 pm-11:16 pm

1 stop5h 30m

Buffalo

Tue 2/24

11:19 am-6:05 pm

2 stops7h 46m

$252

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Thu 2/19

2:11 pm-10:39 pm

1 stop7h 28m

Buffalo

Mon 2/23

6:01 am-1:11 pm

1 stop8h 10m

$255

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Thu 1/22

6:00 am-2:14 pm

2 stops7h 14m

Buffalo

Thu 1/29

8:30 am-12:09 pm

1 stop4h 39m

$260

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Wed 2/18

4:39 pm-12:54 pm

2 stops19h 15m

Buffalo

Mon 2/23

11:17 am-3:44 pm

1 stop29h 27m

$267

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Sat 1/31

2:32 pm-8:29 pm

1 stop4h 57m

Buffalo

Sun 2/1

8:30 am-12:09 pm

1 stop4h 39m

$269

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 48m
Direct flights	None

The fastest flight from Milwaukee to Buffalo takes 4h 48m

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 48m 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 11,068 reviews		Search American Airlines flights
Delta	PriceFrom $200	Free Cancellation	Rating 7.9 8,018 reviews		Search Delta flights

Batavia

Cheektowaga

Amherst

Tonawanda

Grand Island

Williamsville

Orchard Park

Lockport

West Seneca

Bowmansville

East Aurora

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.