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Cheap flights from Champaign to Rapid City from $314

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Champaign to Rapid City departing on 5/27. 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 Champaign to Rapid City

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:32 pm - 10:24 pm
CMI
-
RAP
9h 52m
2 stops
United Airlines Logo
6:00 am - 12:50 pm
RAP
-
CMI
5h 50m
1 stop
$314United Airlines
Wed, May 27 - Sat, May 30
American Airlines Logo
11:40 am - 3:02 pm
CMI
-
RAP
4h 22m
1 stop
American Airlines Logo
3:32 pm - 9:04 pm
RAP
-
CMI
4h 32m
1 stop
$440American Airlines
Wed, May 27 - Sat, May 30
United Airlines Logo
1:32 pm - 10:24 pm
CMI
-
RAP
9h 52m
2 stops
United Airlines Logo
7:00 am - 5:28 pm
RAP
-
CMI
9h 28m
2 stops
$469United Airlines
Wed, May 27 - Sat, May 30
United Airlines Logo
6:30 am - 10:24 pm
CMI
-
RAP
16h 54m
3 stops
United Airlines Logo
3:21 pm - 11:59 pm
RAP
-
CMI
31h 38m
2 stops
$1,255United Airlines
Wed, May 27 - Sat, May 30

United Airlines flights from Champaign to Rapid City

Our best United Airlines deals on Champaign to Rapid City flight tickets
United Airlines
May 27
CMI1:32 pmChampaign University-Willard
9h 52m
2 stops
RAP10:24 pmRapid City
May 30
RAP6:00 amRapid City
5h 50m
1 stop
CMI12:50 pmChampaign University-Willard
$314
United Airlines
May 27
CMI1:32 pmChampaign University-Willard
9h 52m
2 stops
RAP10:24 pmRapid City
May 30
RAP7:00 amRapid City
9h 28m
2 stops
CMI5:28 pmChampaign University-Willard
$469
United Airlines
May 27
CMI6:30 amChampaign University-Willard
16h 54m
3 stops
RAP10:24 pmRapid City
May 30
RAP3:21 pmRapid City
31h 38m
2 stops
CMI11:59 pmChampaign University-Willard
$1,255

momondo Fare Finder

 
Customize your flight search to find flights from Champaign 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, momondo users made 832,500 searches. Data last updated February 11, 2026.
Use the filters below to find and compare flights from Champaign to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChampaignRapid City

CMI - RAP

CMIRAP

Champaign University-Willard

Wed 5/27

1:32 pm-10:24 pm

2 stops9h 52m

Rapid City

Sat 5/30

6:00 am-12:50 pm

1 stop5h 50m

$314

ChampaignRapid City

CMI - RAP

CMIRAP

Champaign University-Willard

Wed 5/27

11:40 am-3:02 pm

1 stop4h 22m

Rapid City

Sat 5/30

3:32 pm-9:04 pm

1 stop4h 32m

$440

ChampaignRapid City

CMI - RAP

CMIRAP

Champaign University-Willard

Wed 5/27

1:32 pm-10:24 pm

2 stops9h 52m

Rapid City

Sat 5/30

7:00 am-5:28 pm

2 stops9h 28m

$469

ChampaignRapid City

CMI - RAP

CMIRAP

Champaign University-Willard

Wed 5/27

6:30 am-10:24 pm

3 stops16h 54m

Rapid City

Sat 5/30

3:21 pm-11:59 pm

2 stops31h 38m

$1,255

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Champaign to Rapid City

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

Cheap Champaign to Rapid City (CMI to RAP) flight deals and tips

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

Fastest flight time

9h 52m

Direct flights

None
The fastest flight from Champaign to Rapid City takes 9h 52m
There are no direct flights from Champaign to Rapid City. There are no popular flight routes from Champaign to Rapid City.
Search flight deals

  • How far is Champaign University-Willard to Rapid City by plane?

    There are 811.3 mi between Champaign University-Willard and Rapid City. 9h 52m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Champaign University-Willard Airport to Rapid City Airport?

    Prices for flights from Champaign University-Willard Airport to Rapid City Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Champaign University-Willard Airport to Rapid City 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 Champaign University-Willard Airport to Rapid City Airport.

  • What documentation or ID do you need to fly to Rapid City Airport?

    The travel and health documents required for your trip to Rapid City 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 Rapid City Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • How do I get Price Alerts for flights from Champaign to Rapid City?

    Search flight deals from Champaign to Rapid City. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Champaign to Rapid City with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Deadwood
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Sturgis
Spearfish
Custer
Hill City
Wall
Hot Springs

Why use momondo?

Why should I use momondo to find a flight deal from Champaign to Rapid City?

It is quick and easy to find Champaign to Rapid City flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Rapid City that suits you.

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

Yes. All flights to Rapid City from Champaign on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Champaign and Rapid City by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Champaign to Rapid City right now. Can momondo alert me if prices change?

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

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