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Cheap flights from Milwaukee to Buffalo from $108

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Milwaukee to Buffalo departing on 9/15. 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 Milwaukee to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:43 am - 7:06 pm
MKE
-
BUF
9h 23m
1 stop
Frontier Logo
7:57 pm - 7:58 am
BUF
-
MKE
13h 01m
1 stop
$230Frontier
Tue, Aug 4 - Wed, Aug 5
Frontier Logo
8:43 am - 4:32 pm
MKE
-
BUF
6h 49m
1 stop
Frontier Logo
10:02 pm - 7:58 am
BUF
-
MKE
10h 56m
1 stop
$264Frontier
Sun, Jul 19 - Sat, Jul 25
American Airlines Logo
6:50 pm - 12:38 am
MKE
-
BUF
4h 48m
1 stop
American Airlines Logo
4:55 pm - 11:07 pm
BUF
-
MKE
7h 12m
1 stop
$271American Airlines
Wed, Jun 24 - Wed, Jul 1
American Airlines Logo
5:00 am - 9:39 am
MKE
-
BUF
3h 39m
1 stop
American Airlines Logo
7:34 pm - 11:14 pm
BUF
-
MKE
4h 40m
1 stop
$282American Airlines
Fri, Aug 14 - Tue, Aug 18
Frontier Logo
8:43 am - 7:06 pm
MKE
-
BUF
9h 23m
1 stop
Frontier Logo
10:02 pm - 7:58 am
BUF
-
MKE
10h 56m
1 stop
$284Frontier
Tue, Jul 14 - Sat, Jul 18
American Airlines Logo
5:02 am - 9:37 am
MKE
-
BUF
3h 35m
1 stop
American Airlines Logo
7:40 pm - 11:44 pm
BUF
-
MKE
5h 04m
1 stop
$286American Airlines
Wed, Jul 15 - Wed, Jul 22
Frontier Logo
8:53 am - 7:12 pm
MKE
-
BUF
9h 19m
1 stop
Frontier Logo
7:57 pm - 7:58 am
BUF
-
MKE
13h 01m
1 stop
$289Frontier
Thu, Jun 18 - Mon, Jun 22
Southwest Logo
6:40 am - 11:20 am
MKE
-
BUF
3h 40m
1 stop
Southwest Logo
12:35 pm - 8:30 pm
BUF
-
MKE
8h 55m
2 stops
$290Southwest
Tue, Aug 4 - Wed, Aug 5
Delta Logo
4:47 pm - 11:54 pm
MKE
-
BUF
6h 07m
1 stop
Delta Logo
6:20 am - 8:53 am
BUF
-
MKE
3h 33m
1 stop
$296Delta
Fri, Sep 18 - Sat, Sep 26
American Airlines Logo
6:55 pm - 12:02 am
MKE
-
BUF
4h 07m
1 stop
American Airlines Logo
8:08 am - 12:45 pm
BUF
-
MKE
5h 37m
1 stop
$299American Airlines
Thu, Jul 2 - Wed, Jul 8

Frontier flights from Milwaukee to Buffalo

Our best Frontier deals on Milwaukee to Buffalo flight tickets
Frontier
Aug 4
MKE8:43 amMilwaukee-Mitchell
9h 23m
1 stop
BUF7:06 pmBuffalo
Aug 5
BUF7:57 pmBuffalo
13h 01m
1 stop
MKE7:58 amMilwaukee-Mitchell
$230
Frontier
Jul 19
MKE8:43 amMilwaukee-Mitchell
6h 49m
1 stop
BUF4:32 pmBuffalo
Jul 25
BUF10:02 pmBuffalo
10h 56m
1 stop
MKE7:58 amMilwaukee-Mitchell
$264
Frontier
Jul 14
MKE8:43 amMilwaukee-Mitchell
9h 23m
1 stop
BUF7:06 pmBuffalo
Jul 18
BUF10:02 pmBuffalo
10h 56m
1 stop
MKE7:58 amMilwaukee-Mitchell
$284

Delta flights from Milwaukee to Buffalo

Our best Delta deals on Milwaukee to Buffalo flight tickets
Delta
Sep 18
MKE4:47 pmMilwaukee-Mitchell
6h 07m
1 stop
BUF11:54 pmBuffalo
Sep 26
BUF6:20 amBuffalo
3h 33m
1 stop
MKE8:53 amMilwaukee-Mitchell
$296
Delta
Aug 10
MKE9:40 amMilwaukee-Mitchell
4h 34m
1 stop
BUF3:14 pmBuffalo
Aug 24
BUF3:54 pmBuffalo
5h 24m
1 stop
MKE8:18 pmMilwaukee-Mitchell
$300

momondo Fare Finder

 
Customize your flight search to find flights from Milwaukee to Buffalo 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 June 1, 2026.
Use the filters below to find and compare flights from Milwaukee to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Tue 8/4

8:43 am-7:06 pm

1 stop9h 23m

Buffalo

Wed 8/5

7:57 pm-7:58 am

1 stop13h 01m

$230

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Sun 7/19

8:43 am-4:32 pm

1 stop6h 49m

Buffalo

Sat 7/25

10:02 pm-7:58 am

1 stop10h 56m

$264

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Wed 6/24

6:50 pm-12:38 am

1 stop4h 48m

Buffalo

Wed 7/1

4:55 pm-11:07 pm

1 stop7h 12m

$271
Quickest round-trip

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Fri 8/14

5:00 am-9:39 am

1 stop3h 39m

Buffalo

Tue 8/18

7:34 pm-11:14 pm

1 stop4h 40m

$282

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Tue 7/14

8:43 am-7:06 pm

1 stop9h 23m

Buffalo

Sat 7/18

10:02 pm-7:58 am

1 stop10h 56m

$284

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Wed 7/15

5:02 am-9:37 am

1 stop3h 35m

Buffalo

Wed 7/22

7:40 pm-11:44 pm

1 stop5h 04m

$286

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Thu 6/18

8:53 am-7:12 pm

1 stop9h 19m

Buffalo

Mon 6/22

7:57 pm-7:58 am

1 stop13h 01m

$289

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Tue 8/4

6:40 am-11:20 am

1 stop3h 40m

Buffalo

Wed 8/5

12:35 pm-8:30 pm

2 stops8h 55m

$290

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Fri 9/18

4:47 pm-11:54 pm

1 stop6h 07m

Buffalo

Sat 9/26

6:20 am-8:53 am

1 stop3h 33m

$296

MilwaukeeBuffalo

MKE - BUF

MKEBUF

Milwaukee-Mitchell

Thu 7/2

6:55 pm-12:02 am

1 stop4h 07m

Buffalo

Wed 7/8

8:08 am-12:45 pm

1 stop5h 37m

$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 Buffalo from

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

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 September instead. Flights to Buffalo in September, while not as cheap as those in October, still average around $284.

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

3h 49m

Direct flights

None
The fastest flight from Milwaukee to Buffalo takes 3h 49m
There are no direct flights from Milwaukee to Buffalo. There are no popular flight routes from Milwaukee to Buffalo.
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Frequently asked questions about flying from Milwaukee to Buffalo

  • 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 3h 49m 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?

  • 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?

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 AirlinesPriceFrom $196Free CancellationRating
7.1
11,641 reviews
Search American Airlines flights
DeltaPriceFrom $196Free CancellationRating
7.9
8,402 reviews
Search Delta flights
United AirlinesPriceFrom $222Free CancellationRating
7.4
9,768 reviews
Search United Airlines flights

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Amherst
Tonawanda
Williamsville
Grand Island
Orchard Park
Bowmansville
West Seneca
Lockport
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.

An easier way to manage your Buffalo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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