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Cheap flights from Buffalo to Milwaukee from $135

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 5/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Buffalo to Milwaukee

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 am - 10:43 am
BUF
-
MKE
5h 43m
1 stop
American Airlines Logo
4:26 pm - 9:36 pm
MKE
-
BUF
4h 10m
1 stop
$269American Airlines
Sat, Apr 11 - Mon, Apr 13
American Airlines Logo
11:31 am - 3:56 pm
BUF
-
MKE
5h 25m
1 stop
American Airlines Logo
6:00 am - 12:13 pm
MKE
-
BUF
5h 13m
1 stop
$273American Airlines
Wed, May 6 - Sun, May 10
Southwest Logo
4:00 pm - 11:00 pm
BUF
-
MKE
8h 00m
2 stops
Southwest Logo
5:50 am - 10:20 am
MKE
-
BUF
3h 30m
1 stop
$274Southwest
Mon, Apr 13 - Wed, Apr 15
American Airlines Logo
5:42 pm - 9:23 pm
BUF
-
MKE
4h 41m
1 stop
American Airlines Logo
6:51 pm - 12:14 am
MKE
-
BUF
4h 23m
1 stop
$279American Airlines
Sat, May 16 - Sat, May 23
American Airlines Logo
5:32 pm - 11:29 pm
BUF
-
MKE
6h 57m
1 stop
American Airlines Logo
6:00 am - 12:13 pm
MKE
-
BUF
5h 13m
1 stop
$283American Airlines
Wed, May 6 - Sun, May 10
United Airlines Logo
11:02 am - 4:42 pm
BUF
-
MKE
6h 40m
1 stop
United Airlines Logo
1:46 pm - 9:01 pm
MKE
-
BUF
6h 15m
1 stop
$288United Airlines
Wed, May 6 - Sun, May 10
United Airlines Logo
5:50 pm - 10:33 pm
BUF
-
MKE
5h 43m
1 stop
United Airlines Logo
6:00 am - 2:10 pm
MKE
-
BUF
7h 10m
2 stops
$293United Airlines
Wed, May 6 - Sun, May 10
United Airlines Logo
5:55 pm - 10:03 pm
BUF
-
MKE
5h 08m
1 stop
United Airlines Logo
10:38 am - 7:03 pm
MKE
-
BUF
7h 25m
2 stops
$294United Airlines
Sat, May 16 - Sat, May 23
American Airlines Logo
6:00 am - 10:43 am
BUF
-
MKE
5h 43m
1 stop
American Airlines Logo
5:06 am - 10:51 am
MKE
-
BUF
4h 45m
1 stop
$297American Airlines
Thu, May 14 - Mon, May 18
United Airlines Logo
6:02 pm - 10:30 pm
BUF
-
MKE
5h 28m
1 stop
United Airlines Logo
12:13 pm - 5:16 pm
MKE
-
BUF
4h 03m
1 stop
$299United Airlines
Tue, Apr 28 - Wed, Apr 29

Southwest flights from Buffalo to Milwaukee

Our best Southwest deals on Buffalo to Milwaukee flight tickets
Southwest
Apr 13
BUF4:00 pmBuffalo
8h 00m
2 stops
MKE11:00 pmMilwaukee-Mitchell
Apr 15
MKE5:50 amMilwaukee-Mitchell
3h 30m
1 stop
BUF10:20 amBuffalo
$274
Southwest
Apr 12
BUF5:50 pmBuffalo
6h 55m
1 stop
MKE11:45 pmMilwaukee-Mitchell
Apr 19
MKE5:50 amMilwaukee-Mitchell
3h 35m
1 stop
BUF10:25 amBuffalo
$307
Southwest
May 8
BUF6:00 amBuffalo
7h 00m
2 stops
MKE12:00 pmMilwaukee-Mitchell
May 11
MKE5:50 amMilwaukee-Mitchell
3h 25m
1 stop
BUF10:15 amBuffalo
$313

United Airlines flights from Buffalo to Milwaukee

Our best United Airlines deals on Buffalo to Milwaukee flight tickets
United Airlines
May 6
BUF11:02 amBuffalo
6h 40m
1 stop
MKE4:42 pmMilwaukee-Mitchell
May 10
MKE1:46 pmMilwaukee-Mitchell
6h 15m
1 stop
BUF9:01 pmBuffalo
$288
United Airlines
May 6
BUF5:50 pmBuffalo
5h 43m
1 stop
MKE10:33 pmMilwaukee-Mitchell
May 10
MKE6:00 amMilwaukee-Mitchell
7h 10m
2 stops
BUF2:10 pmBuffalo
$293
United Airlines
May 16
BUF5:55 pmBuffalo
5h 08m
1 stop
MKE10:03 pmMilwaukee-Mitchell
May 23
MKE10:38 amMilwaukee-Mitchell
7h 25m
2 stops
BUF7:03 pmBuffalo
$294

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 March 12, 2026.
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

Cheapest round-trip

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sat 4/11

6:00 am-10:43 am

1 stop5h 43m

Milwaukee-Mitchell

Mon 4/13

4:26 pm-9:36 pm

1 stop4h 10m

$269

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 5/6

11:31 am-3:56 pm

1 stop5h 25m

Milwaukee-Mitchell

Sun 5/10

6:00 am-12:13 pm

1 stop5h 13m

$273

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Mon 4/13

4:00 pm-11:00 pm

2 stops8h 00m

Milwaukee-Mitchell

Wed 4/15

5:50 am-10:20 am

1 stop3h 30m

$274
Quickest round-trip

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sat 5/16

5:42 pm-9:23 pm

1 stop4h 41m

Milwaukee-Mitchell

Sat 5/23

6:51 pm-12:14 am

1 stop4h 23m

$279

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 5/6

5:32 pm-11:29 pm

1 stop6h 57m

Milwaukee-Mitchell

Sun 5/10

6:00 am-12:13 pm

1 stop5h 13m

$283

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 5/6

11:02 am-4:42 pm

1 stop6h 40m

Milwaukee-Mitchell

Sun 5/10

1:46 pm-9:01 pm

1 stop6h 15m

$288

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Wed 5/6

5:50 pm-10:33 pm

1 stop5h 43m

Milwaukee-Mitchell

Sun 5/10

6:00 am-2:10 pm

2 stops7h 10m

$293

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Sat 5/16

5:55 pm-10:03 pm

1 stop5h 08m

Milwaukee-Mitchell

Sat 5/23

10:38 am-7:03 pm

2 stops7h 25m

$294

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Thu 5/14

6:00 am-10:43 am

1 stop5h 43m

Milwaukee-Mitchell

Mon 5/18

5:06 am-10:51 am

1 stop4h 45m

$297

BuffaloMilwaukee

BUF - MKE

BUFMKE

Buffalo

Tue 4/28

6:02 pm-10:30 pm

1 stop5h 28m

Milwaukee-Mitchell

Wed 4/29

12:13 pm-5:16 pm

1 stop4h 03m

$299

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 $216, are often lower during this time because this is during the off-season. The month of February is another great option to travel to Milwaukee, with average flight prices from Buffalo averaging around $266.

How have Buffalo to Milwaukee flight prices changed over time?

As of March 2026, prices for Buffalo to Milwaukee flights are approximately 28% 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 16m

Direct flights

None
The fastest flight from Buffalo to Milwaukee takes 3h 16m
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 16m.

  • 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
DeltaPriceFrom $216Free CancellationRating
7.9
8,286 reviews
Search Delta flights
United AirlinesPriceFrom $238Free CancellationRating
7.4
9,418 reviews
Search United Airlines flights
American AirlinesPriceFrom $264Free CancellationRating
7.1
11,435 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
Pewaukee
Kohler
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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