HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Rapid City

$159+ Cheap flights from Milwaukee to Rapid City (MKE - RAP)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — RAP
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Milwaukee to Rapid City with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Milwaukee to Rapid City

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Rapid City (RAP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$249
(Delta)

One-way from

$159
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$332
From Milwaukee-Mitchell to Rapid City
Search Deals
One-way flight from Milwaukee-Mitchell to Rapid City
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Milwaukee to Rapid City

Cheapest flights from Milwaukee to Rapid City
Explore the most affordable flight options available from Milwaukee to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1212:13 pmMKE - RAP
1 stop4h 30mDelta
Tue 8/196:20 amRAP - MKE
1 stop4h 03mDelta
Deal found 7/1$249
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/172:47 pmMKE - RAP
1 stop7h 00mUnited Airlines
Mon 7/215:59 pmRAP - MKE
1 stop5h 00mUnited Airlines
Deal found 7/2$259
This American Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/206:27 amMKE - RAP
1 stop6h 06mAmerican Airlines
Wed 7/306:01 pmRAP - MKE
1 stop3h 55mAmerican Airlines
Deal found 7/2$379
This Mytrip deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/176:35 pmMKE - RAP
1 stop13h 34mMultiple Airlines
Mon 7/215:27 pmRAP - MKE
2 stops21h 15mMultiple Airlines
Deal found 7/2$399

Cheapflights Fare Finder

Customize your flight search to find flights from Milwaukee to Rapid City 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, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Milwaukee to Rapid City that are best for you.

Fly from

Milwaukee

Fly to

Rapid City

Route

Depart

Return

Price

MilwaukeeRapid City

MKE - RAP

MKERAP

Milwaukee-Mitchell

Tue 8/12

12:13 pm-3:43 pm

1 stop4h 30m

Rapid City

Tue 8/19

6:20 am-11:23 am

1 stop4h 03m

$249

MilwaukeeRapid City

MKE - RAP

MKERAP

Milwaukee-Mitchell

Thu 7/17

2:47 pm-8:47 pm

1 stop7h 00m

Rapid City

Mon 7/21

5:59 pm-11:59 pm

1 stop5h 00m

$259

MilwaukeeRapid City

MKE - RAP

MKERAP

Milwaukee-Mitchell

Sun 7/20

6:27 am-11:33 am

1 stop6h 06m

Rapid City

Wed 7/30

6:01 pm-10:56 pm

1 stop3h 55m

$379

MilwaukeeRapid City

MKE - RAP

MKERAP

Milwaukee-Mitchell

Thu 7/17

6:35 pm-7:09 am

1 stop13h 34m

Rapid City

Mon 7/21

5:27 pm-3:42 pm

2 stops21h 15m

$399

MilwaukeeRapid City

MKE - RAP

MKERAP

Milwaukee-Mitchell

Wed 8/20

1:06 pm-5:34 pm

1 stop5h 28m

$159

MilwaukeeRapid City

MKE - RAP

MKERAP

Milwaukee-Mitchell

Wed 8/20

6:00 am-12:38 pm

2 stops7h 38m

$164

MilwaukeeRapid City

MKE - RAP

MKERAP

Milwaukee-Mitchell

Wed 8/20

6:00 am-7:40 pm

3 stops38h 40m

$228

MilwaukeeRapid City

MKE - RAP

MKERAP

Milwaukee-Mitchell

Mon 7/14

5:30 pm-10:31 pm

1 stop6h 01m

$261

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Milwaukee to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City from Milwaukee with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Milwaukee to Rapid City

What is the cheapest month to book a flight from Milwaukee to Rapid City?

Currently, January is the cheapest month in which you can book a flight from Milwaukee to Rapid City (average of $348). Flying from Milwaukee to Rapid City in June is currently the most expensive (average of $502). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MKE to RAP?

Find hourly flight availability from Milwaukee to Rapid City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

When flying from Milwaukee to Rapid City, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 12% versus a flight in the afternoon.

How much does it cost to fly round-trip from Milwaukee to Rapid City?

Reviews of airlines servicing Rapid City

Get insights into the airlines that provide service to Rapid City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Rapid City. Reviews last updated July 3, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Milwaukee to Rapid City. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,970 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,970 reviews
Delta
8.0
Very good
7,970 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,845 reviews
Delta
8.0
Very good
7,970 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,970 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Rapid City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Milwaukee to Rapid City round-trip?

    Currently priced at $249, Delta will fly you from Milwaukee to Rapid City and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $259 and $379, respectively. Delta is priced at 26% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Milwaukee to Rapid City one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $159. United Airlines flights start at $164 while deals on Delta start at $261 one-way.

  • Can I find deals for flights from Milwaukee to Rapid City that include hotel bookings?

    Yes. In addition to deals on Milwaukee to Rapid City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Milwaukee to Rapid City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Milwaukee to Rapid City.

  • Can I find deals for business class flights from Milwaukee to Rapid City?

    Yes. Cheapflights offers flight deals from Milwaukee to Rapid City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Milwaukee to Rapid City?

    Currently, January is the cheapest month in which you can book a flight from Milwaukee to Rapid City (average of $348). Flying from Milwaukee to Rapid City in June is currently the most expensive (average of $502). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Deadwood
Keystone
Sturgis
Spearfish

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Milwaukee to Rapid City

Discover the top 3 airlines that operate flights from Milwaukee to Rapid City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$355FlexibilityNo cancel feeOn-time71%
DeltaCheapest$248Average$323FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$261Average$381FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.