How does KAYAK find such low prices on flights from Illinois to Rapid City?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Rapid City. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Rapid City?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Rapid City from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Rapid City?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Rapid City with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Rapid City?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Rapid City from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$96 CHEAP FLIGHTS from Illinois to Rapid City

RAP

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Cheap Flights from Illinois to Rapid City

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Rapid City

Wed, Aug 19 - Sat, Aug 29

1:20 pm - 2:51 pm

ORD

RAP

2h 31mnonstop

3:26 pm - 7:03 pm

RAP

ORD

2h 37mnonstop

$191American Airlines

Sat, Aug 22 - Tue, Aug 25

8:44 am - 10:12 am

ORD

RAP

2h 28mnonstop

12:30 pm - 7:17 pm

RAP

ORD

5h 47m

1 stop

$201United Airlines

Wed, Jun 17 - Wed, Jun 24

12:27 pm - 3:49 pm

ORD

RAP

4h 22m

1 stop

4:28 pm - 9:25 pm

RAP

ORD

3h 57m

1 stop

$211Delta

Tue, Jun 2 - Tue, Jun 9

7:13 pm - 10:24 pm

MDW

RAP

4h 11m

1 stop

6:47 am - 1:09 pm

RAP

MDW

5h 22m

1 stop

$211Delta

Wed, Jun 17 - Wed, Jun 24

8:52 am - 3:49 pm

ORD

RAP

7h 57m

2 stops

2:59 pm - 9:25 pm

RAP

ORD

5h 26m

1 stop

$216Delta

Tue, Jun 2 - Tue, Jun 9

9:22 am - 3:49 pm

MDW

RAP

7h 27m

2 stops

6:47 am - 1:09 pm

RAP

MDW

5h 22m

1 stop

$216Delta

Fri, Jul 24 - Mon, Jul 27

7:42 pm - 2:49 pm

PIA

RAP

20h 07m

1 stop

9:58 pm - 1:30 pm

RAP

PIA

14h 32m

1 stop

$453Allegiant Air

Thu, Jun 11 - Sat, Jun 27

12:29 pm - 9:04 pm

MLI

RAP

9h 35m

1 stop

10:04 am - 12:57 pm

RAP

MLI

25h 53m

1 stop

$458Allegiant Air

Thu, Jun 11 - Wed, Jun 24

12:29 pm - 9:04 pm

MLI

RAP

9h 35m

1 stop

3:31 pm - 11:39 am

RAP

MLI

19h 08m

2 stops

$495Multiple Airlines

Sun, Jun 14 - Wed, Jun 24

12:29 pm - 9:04 pm

MLI

RAP

9h 35m

1 stop

3:31 pm - 11:39 am

RAP

MLI

19h 08m

2 stops

$509Multiple Airlines

Useful Info

Low season	January
High season	June
Cheapest flight	$96

Best time to beat the crowds with an average 17% drop in price.

Most popular time to fly with an average 3% increase in price.

Flight from Chicago O'Hare Airport to Rapid City

How does KAYAK find such low prices on flights from Illinois to Rapid City?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Rapid City.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Rapid City?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Rapid City from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Rapid City?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Rapid City with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Rapid City?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Rapid City from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Hill City

Hot Springs

Everything you need to know for your flight to Rapid City

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

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Return flight deals

Information on the airport you'll fly into in Rapid City

Rapid City (RAP)

RAP

$96 Find Cheap Flights from Illinois to Rapid City

KAYAK searches hundreds of travel sites at once for deals on flights to Rapid City

Cheap Flights from Illinois to Rapid City

Recent round-trip flight deals from Illinois to Rapid City

Recent one-way flight deals from Illinois to Rapid City

Recent last minute flight deals from Illinois to Rapid City

Recent direct flight deals from Illinois to Rapid City

Good to know

FAQs for booking flights from Illinois to Rapid City

How does KAYAK find such low prices on flights from Illinois to Rapid City?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Rapid City.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Rapid City?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Rapid City from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Rapid City?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Rapid City with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Rapid City?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Rapid City from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Rapid City?

Everything you need to know for your flight to Rapid City

Information on the airport you'll fly into in Rapid City

Cabin class types available on flights to Illinois

Complete your trip to Rapid City with a hotel stay or car rental

Find direct flights for Rapid City

Flights to other popular destinations

Flights from domestic origins to Rapid City

Choose which airport to fly into in Rapid City

Find deals for your return flight