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 58% 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 December 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.

$269 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.

4:10 pm - 9:30 pm

RAP

MKE

4h 20m1 stop

6:15 am - 10:13 am

MKE

RAP

4h 58m1 stop

$269Delta

Sat, Jan 24 - Sat, Jan 31

7:00 am - 3:43 pm

RAP

MKE

7h 43m2 stops

8:00 am - 3:22 pm

MKE

RAP

8h 22m1 stop

$274United Airlines

Sat, Jan 24 - Sat, Jan 31

7:00 am - 3:43 pm

RAP

MKE

7h 43m2 stops

8:33 am - 3:22 pm

MKE

RAP

7h 49m2 stops

$279United Airlines

Sat, Jan 24 - Sat, Jan 31

7:00 am - 2:57 pm

RAP

MKE

6h 57m1 stop

4:10 pm - 10:16 pm

MKE

RAP

7h 06m1 stop

$339United Airlines

Tue, Feb 24 - Sat, Feb 28

8:30 am - 2:57 pm

RAP

MKE

5h 27m1 stop

11:30 am - 6:54 pm

MKE

RAP

8h 24m2 stops

$344United Airlines

Tue, Feb 24 - Sat, Feb 28

7:00 am - 2:57 pm

RAP

MKE

6h 57m1 stop

9:44 am - 6:54 pm

MKE

RAP

10h 10m2 stops

$349United Airlines

Tue, Feb 24 - Sat, Feb 28

5:20 am - 2:05 pm

RAP

MKE

7h 45m2 stops

9:44 am - 6:54 pm

MKE

RAP

10h 10m2 stops

$354United Airlines

Tue, Feb 24 - Sat, Feb 28

7:00 am - 2:57 pm

RAP

MKE

6h 57m1 stop

4:10 pm - 10:16 pm

MKE

RAP

7h 06m1 stop

$389United Airlines

Tue, Feb 24 - Sat, Feb 28

United Airlines flights from Rapid City to Milwaukee

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

United Airlines

Feb 24

RAP7:00 amRapid City

6h 57m

1 stop

MKE2:57 pmMilwaukee-Mitchell

Feb 28

MKE4:10 pmMilwaukee-Mitchell

7h 06m

1 stop

RAP10:16 pmRapid City

$339

Find similar

United Airlines

Jan 21

RAP8:30 amRapid City

4h 51m

1 stop

MKE2:21 pmMilwaukee-Mitchell

Jan 25

MKE8:33 amMilwaukee-Mitchell

11h 41m

2 stops

RAP7:14 pmRapid City

$344

Find similar

United Airlines

Feb 24

RAP5:20 amRapid City

7h 45m

2 stops

MKE2:05 pmMilwaukee-Mitchell

Feb 28

MKE11:30 amMilwaukee-Mitchell

8h 24m

2 stops

RAP6:54 pmRapid City

$349

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Sat 1/24

4:10 pm-9:30 pm

1 stop4h 20m

Milwaukee-Mitchell

Sat 1/31

6:15 am-10:13 am

1 stop4h 58m

$269

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Sat 1/24

7:00 am-3:43 pm

2 stops7h 43m

Milwaukee-Mitchell

Sat 1/31

8:00 am-3:22 pm

1 stop8h 22m

$274

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Sat 1/24

7:00 am-3:43 pm

2 stops7h 43m

Milwaukee-Mitchell

Sat 1/31

8:33 am-3:22 pm

2 stops7h 49m

$279

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Tue 2/24

7:00 am-2:57 pm

1 stop6h 57m

Milwaukee-Mitchell

Sat 2/28

4:10 pm-10:16 pm

1 stop7h 06m

$339

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Tue 2/24

8:30 am-2:57 pm

1 stop5h 27m

Milwaukee-Mitchell

Sat 2/28

11:30 am-6:54 pm

2 stops8h 24m

$344

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Tue 2/24

7:00 am-2:57 pm

1 stop6h 57m

Milwaukee-Mitchell

Sat 2/28

9:44 am-6:54 pm

2 stops10h 10m

$349

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Tue 2/24

5:20 am-2:05 pm

2 stops7h 45m

Milwaukee-Mitchell

Sat 2/28

9:44 am-6:54 pm

2 stops10h 10m

$354

Rapid CityMilwaukee

RAP - MKE

RAPMKE

Rapid City

Tue 2/24

7:00 am-2:57 pm

1 stop6h 57m

Milwaukee-Mitchell

Sat 2/28

4:10 pm-10:16 pm

1 stop7h 06m

$389

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 month to fly to Milwaukee?

The cheapest month to fly to Milwaukee from Rapid City is in October. Flight prices, which tend to average around $248, 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 Rapid City averaging around $276.

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.

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

Fastest flight time	5h 14m
Direct flights	None

The fastest flight from Rapid City to Milwaukee takes 5h 14m

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 5h 14m 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 December 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
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.4 9,113 reviews		Search United Airlines flights
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 8,019 reviews		Search Delta flights

Sheboygan

Waukesha

Wauwatosa

Oak Creek

Mequon

Pewaukee

Glendale

Kohler

Port Washington

West Bend

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.