$165 Cheap United flights from Chicago to Rapid City (ORD to RAP)

Find The Best Day To Fly from Chicago to Rapid City

Amazing United ORD to RAP Flight Deals

The cheapest flights to Rapid City Regional found within the past 7 days were $209 round trip and $165 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Aug 9 - Thu, Aug 14
ORD
Chicago
RAP
Rapid City
$209 Roundtrip, found 4 hours ago
$209
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Aug 9 from Chicago to Rapid City, returning Thu, Aug 14, priced at $209 found 4 hours ago
Fri, May 30 - Sun, Jun 1
ORD
Chicago
RAP
Rapid City
$214 Roundtrip, found 2 days ago
$214
Roundtrip
found 2 days ago
Select United flight, departing Fri, May 30 from Chicago to Rapid City, returning Sun, Jun 1, priced at $214 found 2 days ago
Sat, Aug 9 - Thu, Aug 14
ORD
Chicago
RAP
Rapid City
$219 Roundtrip, found 4 hours ago
$219
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Aug 9 from Chicago to Rapid City, returning Thu, Aug 14, priced at $219 found 4 hours ago
Mon, May 19 - Mon, May 26
ORD
Chicago
RAP
Rapid City
$222 Roundtrip, found 6 days ago
$222
Roundtrip
found 6 days ago
Select United flight, departing Mon, May 19 from Chicago to Rapid City, returning Mon, May 26, priced at $222 found 6 days ago
Sat, Aug 9 - Thu, Aug 14
ORD
Chicago
RAP
Rapid City
$223 Roundtrip, found 4 hours ago
$223
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Aug 9 from Chicago to Rapid City, returning Thu, Aug 14, priced at $223 found 4 hours ago
Sat, Aug 9 - Thu, Aug 14
ORD
Chicago
RAP
Rapid City
$229 Roundtrip, found 4 hours ago
$229
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Aug 9 from Chicago to Rapid City, returning Thu, Aug 14, priced at $229 found 4 hours ago

RAP From ORD Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
The Suite Inn

The Suite Inn

2 out of 5
per person
May 30 - Jun 4
found 18 hours ago
Roundtrip flight included
Chicago (ORD) to Rapid City (RAP)
Foothills Inn

Foothills Inn

2.5 out of 5
per person
Jun 19 - Jun 23
found 1 day ago
Roundtrip flight included
Chicago (ORD) to Rapid City (RAP)
Springcreek Inn

Springcreek Inn

2.5 out of 5
per person
May 30 - Jun 4
found 18 hours ago
Roundtrip flight included
Chicago (ORD) to Rapid City (RAP)
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Frequently asked questions

Can I catch a flight from ORD to RAP right now?
Be sure to visit the Covid-19 Travel Advisor to see if there are any present quarantine requirements and travel advice reports in effect in RAP when jet-setting from O’Hare Intl. Airport (ORD).
What terminal is United Airlines at O'Hare Intl. Airport (ORD)?
If you’re flying with United Airlines from ORD, you’ll generally be boarding from terminal 2. If you’re traveling to RAP from here, you’re likely to be pulling in at the main terminal.
Are there United Airlines non-stop flights from ORD to RAP?
There certainly are. Save yourself time and trouble and jet straight from O’Hare Airport to RAP with United Airlines. Avoid transfers, reduce the risk of your bags going missing and reach your destination faster — direct flights are the preferred way to travel for many wise wanderers.
How long is a United Airlines flight from ORD to RAP?
If the weather’s fine and there are no air traffic delays, your United Airlines flight from O’Hare Airport to Rapid City Regional Airport (RAP) will take around 3 hours and 30 minutes. Use the time to revise the details of your travel itinerary before the wheels hit the tarmac.
What type of aircraft does United Airlines fly from ORD to RAP?
If you’re headed from ORD to RAP with United Airlines, you’ll usually be flying aboard the Bombardier CRJ.
How many direct and indirect flights does United Airlines fly from ORD to RAP?
United Airlines offers no fewer than 2 flights daily from O’Hare Airport to Rapid City Regional Airport (RAP).
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to RAP, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Chicago ORD to Rapid City RAP 

To find the best deals on flights to Chicago from Rapid City with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Chicago ORD to Rapid City RAP with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $209 to $229, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Chicago ORD to Rapid City RAP 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Chicago to Rapid City costs from $165. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Rapid City RAP from  Chicago ORD with United 

To find a cheap United flight from Chicago ORD to Rapid City RAP, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Chicago ORD to Rapid City RAP 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as August, or if you book a flight with a stopover. 

 

Find nonstop flights from Chicago ORD to Rapid City RAP with United 

If you’re keen to be on Rapid City soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Chicago ORD to Rapid City RAP 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Rapid City RAP from  Chicago ORD with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

Travelers ❤️ these 🏨 after their flight to Rapid City

Two bedroom townhome, central to most popular destinations within Rapid City.
Two bedroom townhome, central to most popular destinations within Rapid City.
Rapid City
This vacation home featured laundry facilities and barbecue grills.
10/10 Exceptional! (53 reviews)
Outstandin Property
"What a fantastic house and great location! We WILL stay here again!"

Reviewed on Apr 5, 2025

Two bedroom townhome, central to most popular destinations within Rapid City.
Dog-friendly home with rec room, deck & central location for exploring
Dog-friendly home with rec room, deck & central location for exploring
Rapid City
This vacation home features laundry facilities.
Lovely home stay
"This is a good size home with plenty of room. The beds were comfortable and bathroom was clean. Our dogs loved the fenced in yard but the wooden door would sometimes come open on it's own. Lots of friendly dogs in the area our dogs enjoyed talking to them. The home is in a cul d sac and located in ..."

Reviewed on Aug 30, 2024

Dog-friendly home with rec room, deck & central location for exploring
La Quinta Inn and Suites by Wyndham at WaTiki Waterpark
La Quinta Inn and Suites by Wyndham at WaTiki Waterpark
2.5 out of 5
1416 North Elk Vale Road, Rapid City, SD
Free water park access and a lazy river are featured at this smoke-free hotel. Bring the family and enjoy the children's pool, waterslide, and arcade/game room. ...
8.4/10 Very Good! (1,060 reviews)
Not a good night.
"The stay there was very loud. Door slamming kids running around. We even got called for being loud.. I didn’t appreciate that we were in bed asleep. And also they don’t accommodate your requests if you booked 3rd party."

Reviewed on May 5, 2025

La Quinta Inn and Suites by Wyndham at WaTiki Waterpark
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.