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Cheap flights from Buffalo to Milwaukee from $120

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Milwaukee departing on 12/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Delta Logo
5:44 pm - 8:54 pmBUF-MKE
4h 10m1 stop
Delta Logo
6:00 am - 2:10 pmMKE-BUF
7h 10m1 stop
$219Delta
Find Deal
Sat, Jan 31 - Wed, Feb 4
American Airlines Logo
6:29 pm - 11:00 pmBUF-MKE
5h 31m1 stop
American Airlines Logo
6:06 am - 12:08 pmMKE-BUF
5h 02m1 stop
$237American Airlines
Find Deal
Thu, Dec 18 - Sat, Jan 17
Delta Logo
5:42 pm - 9:48 pmBUF-MKE
5h 06m1 stop
Delta Logo
4:52 pm - 10:58 pmMKE-BUF
5h 06m1 stop
$245Delta
Find Deal
Wed, Dec 10 - Wed, Dec 17
United Airlines Logo
8:30 am - 12:09 pmBUF-MKE
4h 39m1 stop
United Airlines Logo
6:00 am - 1:24 pmMKE-BUF
6h 24m1 stop
$247United Airlines
Find Deal
Mon, Jan 12 - Wed, Jan 14
Southwest Logo
1:50 pm - 8:20 pmBUF-MKE
7h 30m1 stop
Southwest Logo
5:30 am - 3:50 pmMKE-BUF
9h 20m2 stops
$250Southwest
Find Deal
Wed, Dec 10 - Wed, Dec 17
United Airlines Logo
8:30 am - 12:09 pmBUF-MKE
4h 39m1 stop
United Airlines Logo
5:00 am - 2:14 pmMKE-BUF
8h 14m2 stops
$252United Airlines
Find Deal
Mon, Jan 12 - Wed, Jan 14
American Airlines Logo
6:12 am - 3:53 pmBUF-MKE
10h 41m2 stops
American Airlines Logo
5:00 am - 3:06 pmMKE-BUF
9h 06m2 stops
$255American Airlines
Find Deal
Wed, Dec 10 - Wed, Dec 17
Southwest Logo
1:20 pm - 9:10 pmBUF-MKE
8h 50m2 stops
Southwest Logo
5:30 am - 4:20 pmMKE-BUF
9h 50m2 stops
$263Southwest
Find Deal
Mon, Jan 12 - Wed, Jan 14
Delta Logo
5:50 pm - 8:30 pmBUF-MKE
3h 40m1 stop
Delta Logo
6:15 pm - 11:28 pmMKE-BUF
4h 13m1 stop
$269Delta
Find Deal
Sat, Dec 13 - Mon, Dec 29
Southwest Logo
3:40 pm - 9:45 pmBUF-MKE
7h 05m1 stop
Southwest Logo
5:30 am - 3:50 pmMKE-BUF
9h 20m2 stops
$282Southwest
Find Deal
Thu, Dec 11 - Mon, Dec 15

United Airlines flights from Buffalo to Milwaukee

Our best United Airlines deals on Buffalo to Milwaukee flight tickets
United Airlines
Jan 12
BUF8:30 amBuffalo
4h 39m
1 stop
MKE12:09 pmMilwaukee-Mitchell
Jan 14
MKE6:00 amMilwaukee-Mitchell
6h 24m
1 stop
BUF1:24 pmBuffalo
$247
Find similar
United Airlines
Jan 12
BUF8:30 amBuffalo
4h 39m
1 stop
MKE12:09 pmMilwaukee-Mitchell
Jan 14
MKE5:00 amMilwaukee-Mitchell
8h 14m
2 stops
BUF2:14 pmBuffalo
$252
Find similar
United Airlines
Mar 5
BUF6:00 amBuffalo
7h 35m
2 stops
MKE12:35 pmMilwaukee-Mitchell
Mar 8
MKE1:25 pmMilwaukee-Mitchell
6h 26m
1 stop
BUF8:51 pmBuffalo
$292
Find similar

Southwest flights from Buffalo to Milwaukee

Our best Southwest deals on Buffalo to Milwaukee flight tickets
Southwest
Dec 10
BUF1:50 pmBuffalo
7h 30m
1 stop
MKE8:20 pmMilwaukee-Mitchell
Dec 17
MKE5:30 amMilwaukee-Mitchell
9h 20m
2 stops
BUF3:50 pmBuffalo
$250
Find similar
Southwest
Jan 12
BUF1:20 pmBuffalo
8h 50m
2 stops
MKE9:10 pmMilwaukee-Mitchell
Jan 14
MKE5:30 amMilwaukee-Mitchell
9h 50m
2 stops
BUF4:20 pmBuffalo
$263
Find similar
Southwest
Dec 11
BUF3:40 pmBuffalo
7h 05m
1 stop
MKE9:45 pmMilwaukee-Mitchell
Dec 15
MKE5:30 amMilwaukee-Mitchell
9h 20m
2 stops
BUF3:50 pmBuffalo
$282
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Milwaukee that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 21, 2025.
Use the filters below to find and compare flights from Buffalo to Milwaukee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sat 1/31

5:44 pm-8:54 pm

1 stop4h 10m

Milwaukee-Mitchell

Wed 2/4

6:00 am-2:10 pm

1 stop7h 10m

$219

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 12/18

6:29 pm-11:00 pm

1 stop5h 31m

Milwaukee-Mitchell

Sat 1/17

6:06 am-12:08 pm

1 stop5h 02m

$237

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 12/10

5:42 pm-9:48 pm

1 stop5h 06m

Milwaukee-Mitchell

Wed 12/17

4:52 pm-10:58 pm

1 stop5h 06m

$245

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Mon 1/12

8:30 am-12:09 pm

1 stop4h 39m

Milwaukee-Mitchell

Wed 1/14

6:00 am-1:24 pm

1 stop6h 24m

$247

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 12/10

1:50 pm-8:20 pm

1 stop7h 30m

Milwaukee-Mitchell

Wed 12/17

5:30 am-3:50 pm

2 stops9h 20m

$250

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Mon 1/12

8:30 am-12:09 pm

1 stop4h 39m

Milwaukee-Mitchell

Wed 1/14

5:00 am-2:14 pm

2 stops8h 14m

$252

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 12/10

6:12 am-3:53 pm

2 stops10h 41m

Milwaukee-Mitchell

Wed 12/17

5:00 am-3:06 pm

2 stops9h 06m

$255

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Mon 1/12

1:20 pm-9:10 pm

2 stops8h 50m

Milwaukee-Mitchell

Wed 1/14

5:30 am-4:20 pm

2 stops9h 50m

$263

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sat 12/13

5:50 pm-8:30 pm

1 stop3h 40m

Milwaukee-Mitchell

Mon 12/29

6:15 pm-11:28 pm

1 stop4h 13m

$269

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 12/11

3:40 pm-9:45 pm

1 stop7h 05m

Milwaukee-Mitchell

Mon 12/15

5:30 am-3:50 pm

2 stops9h 20m

$282

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Milwaukee from

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

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.

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

According to our data, Saturday is the cheapest day to fly to Milwaukee from Buffalo. The lowest ticket price found for a Saturday departure recently was $320. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Buffalo to Milwaukee on a Monday will generally be more expensive and average around $540. 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 Milwaukee?

In the evening is the cheapest time of day to fly from Buffalo to Milwaukee when you can find flight prices for as low as $306. Flying to Milwaukee in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Milwaukee, so prices are often more expensive at around $413 per ticket.

How have Buffalo to Milwaukee flight prices changed over time?

As of November 2025, prices for Buffalo to Milwaukee flights are approximately 41% more expensive 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

Direct flights

None
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 08m.

  • 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?

  • 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?

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
United AirlinesPriceFrom $214Free CancellationRating
7.4
9,029 reviews
Search United Airlines flights
DeltaPriceFrom $216Free CancellationRating
7.9
8,002 reviews
Search Delta flights
American AirlinesPriceFrom $264Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
Waukesha
Wauwatosa
Oak Creek
Mequon
Glendale
Kohler
Pewaukee
West Bend
Port Washington
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.

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