What airlines fly to Milwaukee?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Milwaukee from Rapid City according to our data. United Airlines is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Milwaukee. Keep in mind that there are 3 different airlines that fly to Milwaukee on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Rapid City Airport to Milwaukee-Mitchell Airport were last updated today.

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

As of November 2025, there are 2 operators available to choose from for flights from Rapid City Airport to Milwaukee-Mitchell Airport.

How old do you have to be to fly from Rapid City 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 Rapid City Airport to Milwaukee-Mitchell Airport.

What documentation or ID do you need to fly to Milwaukee-Mitchell Airport?

The travel and health documents you'll need for your trip to Milwaukee-Mitchell Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Milwaukee-Mitchell Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$249 Cheap Flights from Rapid City to Milwaukee in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Rapid City to Milwaukee

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:54 am - 6:15 pmRAP-MKE

6h 21m1 stop

6:30 am - 10:13 amMKE-RAP

4h 43m1 stop

$249Delta

Find Deal

Tue, Mar 3 - Sat, Mar 7

2:40 pm - 10:56 pmRAP-MKE

7h 16m2 stops

4:05 pm - 8:32 pmMKE-RAP

5h 27m1 stop

$254United Airlines

Find Deal

Thu, Feb 5 - Mon, Feb 9

10:54 am - 6:15 pmRAP-MKE

6h 21m1 stop

6:59 pm - 10:28 pmMKE-RAP

4h 29m1 stop

$294Delta

Find Deal

Fri, Feb 27 - Sun, Mar 1

5:20 am - 3:35 pmRAP-MKE

9h 15m2 stops

4:10 pm - 8:33 pmMKE-RAP

5h 23m1 stop

$324United Airlines

Find Deal

Tue, Mar 3 - Sat, Mar 7

5:20 am - 3:35 pmRAP-MKE

9h 15m2 stops

6:00 am - 1:13 pmMKE-RAP

8h 13m2 stops

$340United Airlines

Find Deal

Thu, Feb 26 - Sun, Mar 1

2:40 pm - 10:56 pmRAP-MKE

7h 16m2 stops

11:30 am - 8:32 pmMKE-RAP

10h 02m2 stops

$368United Airlines

Find Deal

Thu, Feb 5 - Mon, Feb 9

5:20 am - 2:05 pmRAP-MKE

7h 45m2 stops

5:00 am - 1:13 pmMKE-RAP

9h 13m2 stops

$379United Airlines

Find Deal

Fri, Feb 27 - Sun, Mar 1

5:20 am - 3:35 pmRAP-MKE

9h 15m2 stops

1:25 pm - 10:11 pmMKE-RAP

9h 46m2 stops

$389United Airlines

Find Deal

Tue, Mar 3 - Sat, Mar 7

11:56 am - 4:54 pmRAP-MKE

3h 58m1 stop

11:07 am - 3:34 pmMKE-RAP

5h 27m1 stop

$399Delta

Find Deal

Sat, Dec 20 - Fri, Jan 2

11:56 am - 4:54 pmRAP-MKE

3h 58m1 stop

11:08 am - 3:34 pmMKE-RAP

5h 26m1 stop

$429Delta

Find Deal

Sat, Dec 20 - Thu, Jan 1

United Airlines flights from Rapid City to Milwaukee

Our best United Airlines deals on Rapid City to Milwaukee flight tickets

United Airlines

Feb 5

RAP2:40 pmRapid City

7h 16m

2 stops

MKE10:56 pmMilwaukee-Mitchell

Feb 9

MKE4:05 pmMilwaukee-Mitchell

5h 27m

1 stop

RAP8:32 pmRapid City

$254

Find similar

United Airlines

Mar 3

RAP5:20 amRapid City

9h 15m

2 stops

MKE3:35 pmMilwaukee-Mitchell

Mar 7

MKE4:10 pmMilwaukee-Mitchell

5h 23m

1 stop

RAP8:33 pmRapid City

$324

Find similar

United Airlines

Feb 26

RAP5:20 amRapid City

9h 15m

2 stops

MKE3:35 pmMilwaukee-Mitchell

Mar 1

MKE6:00 amMilwaukee-Mitchell

8h 13m

2 stops

RAP1:13 pmRapid City

$340

Find similar

American Airlines flights from Rapid City to Milwaukee

Our best American Airlines deals on Rapid City to Milwaukee flight tickets

American Airlines

Nov 21

RAP1:44 pmRapid City

6h 47m

1 stop

MKE9:31 pmMilwaukee-Mitchell

Nov 28

MKE3:09 pmMilwaukee-Mitchell

7h 08m

1 stop

RAP9:17 pmRapid City

$510

Find similar

American Airlines

Nov 22

RAP1:44 pmRapid City

6h 47m

1 stop

MKE9:31 pmMilwaukee-Mitchell

Nov 30

MKE6:12 amMilwaukee-Mitchell

8h 00m

1 stop

RAP1:12 pmRapid City

$648

Find similar

American Airlines

Dec 20

RAP2:20 pmRapid City

6h 40m

1 stop

MKE10:00 pmMilwaukee-Mitchell

Dec 30

MKE8:08 pmMilwaukee-Mitchell

18h 42m

2 stops

RAP1:50 pmRapid City

$762

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Tue 3/3

10:54 am-6:15 pm

1 stop6h 21m

Milwaukee-Mitchell

Sat 3/7

6:30 am-10:13 am

1 stop4h 43m

$249

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Thu 2/5

2:40 pm-10:56 pm

2 stops7h 16m

Milwaukee-Mitchell

Mon 2/9

4:05 pm-8:32 pm

1 stop5h 27m

$254

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Fri 2/27

10:54 am-6:15 pm

1 stop6h 21m

Milwaukee-Mitchell

Sun 3/1

6:59 pm-10:28 pm

1 stop4h 29m

$294

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Tue 3/3

5:20 am-3:35 pm

2 stops9h 15m

Milwaukee-Mitchell

Sat 3/7

4:10 pm-8:33 pm

1 stop5h 23m

$324

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Thu 2/26

5:20 am-3:35 pm

2 stops9h 15m

Milwaukee-Mitchell

Sun 3/1

6:00 am-1:13 pm

2 stops8h 13m

$340

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Thu 2/5

2:40 pm-10:56 pm

2 stops7h 16m

Milwaukee-Mitchell

Mon 2/9

11:30 am-8:32 pm

2 stops10h 02m

$368

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Fri 2/27

5:20 am-2:05 pm

2 stops7h 45m

Milwaukee-Mitchell

Sun 3/1

5:00 am-1:13 pm

2 stops9h 13m

$379

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Tue 3/3

5:20 am-3:35 pm

2 stops9h 15m

Milwaukee-Mitchell

Sat 3/7

1:25 pm-10:11 pm

2 stops9h 46m

$389

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Sat 12/20

11:56 am-4:54 pm

1 stop3h 58m

Milwaukee-Mitchell

Fri 1/2

11:07 am-3:34 pm

1 stop5h 27m

$399

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Sat 12/20

11:56 am-4:54 pm

1 stop3h 58m

Milwaukee-Mitchell

Thu 1/1

11:08 am-3:34 pm

1 stop5h 26m

$429

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Rapid City 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

Prices

Airlines

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 Rapid City. The lowest ticket price found for a Saturday departure recently was $353. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Rapid City to Milwaukee on a Tuesday will generally be more expensive and average around $500. 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 afternoon is the cheapest time of day to fly from Rapid City to Milwaukee when you can find flight prices for as low as $323. Flying to Milwaukee in the afternoon 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 $574 per ticket.

When to book flights from Rapid City to Milwaukee

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

Estimated round-trip price

Cheap Rapid City to Milwaukee (RAP to MKE) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Rapid City to Milwaukee-Mitchell by plane?
A flight from Rapid City to Milwaukee-Mitchell will travel around 769.0 mi. Typically, this will take 3h 43m by plane in normal conditions.
When did momondo last update prices for flights from Rapid City Airport to Milwaukee-Mitchell Airport?
Prices for flights from Rapid City Airport to Milwaukee-Mitchell Airport were last updated today.
How many operators does momondo search for flights from Rapid City Airport to Milwaukee-Mitchell Airport?
As of November 2025, there are 2 operators available to choose from for flights from Rapid City Airport to Milwaukee-Mitchell Airport.
How old do you have to be to fly from Rapid City 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 Rapid City Airport to Milwaukee-Mitchell Airport.
What documentation or ID do you need to fly to Milwaukee-Mitchell Airport?
The travel and health documents you'll need for your trip to Milwaukee-Mitchell Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Milwaukee-Mitchell Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Rapid City to Milwaukee?
Based on momondo bookings for flights between Rapid City and Milwaukee, the leading airline is United Airlines, making up 54% of the total bookings. Other popular airlines include Delta with 46%.

Best airlines flying from Rapid City to Milwaukee

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 8,009 reviews		Search Delta flights
United Airlines	PriceFrom $283	Free Cancellation	Rating 7.4 9,015 reviews		Search United Airlines flights

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 Rapid City to Milwaukee?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Rapid City to Milwaukee for you.

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

All flight searches from Rapid City to Milwaukee on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Rapid City to Milwaukee?

Once you have performed a search for Rapid City 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 Rapid City to Milwaukee right now. Can momondo alert me if prices change?

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