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>

$103 CHEAP FLIGHTS from Illinois to Rapid City

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Cheap Flights from Illinois to Rapid City

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Rapid City that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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 27 - Wed, Sep 3

10:49 am - 12:20 pmORD-RAP

2h 31mnonstop

1:45 pm - 5:10 pmRAP-ORD

2h 25mnonstop

$196American Airlines

Find Deal

Sat, Aug 16 - Mon, Aug 18

4:21 pm - 5:42 pmORD-RAP

2h 21mnonstop

6:12 pm - 9:30 pmRAP-ORD

2h 18mnonstop

$200American Airlines

Find Deal

Tue, Aug 12 - Sat, Aug 16

4:12 pm - 5:34 pmORD-RAP

2h 22mnonstop

6:12 pm - 9:30 pmRAP-ORD

2h 18mnonstop

$201American Airlines

Find Deal

Sat, Aug 16 - Tue, Aug 19

8:45 am - 10:20 amORD-RAP

2h 35mnonstop

5:59 pm - 11:59 pmRAP-ORD

5h 00m1 stop

$211United Airlines

Find Deal

Mon, Sep 8 - Wed, Sep 10

8:53 am - 10:22 amORD-RAP

2h 29mnonstop

1:35 pm - 4:56 pmRAP-ORD

2h 21mnonstop

$212United Airlines

Find Deal

Sat, Oct 4 - Tue, Oct 7

7:15 pm - 10:30 pmMDW-RAP

4h 15m1 stop

6:05 am - 1:08 pmRAP-MDW

6h 03m1 stop

$229Delta

Find Deal

Fri, Oct 24 - Mon, Oct 27

6:00 am - 9:53 amSTL-RAP

4h 53m1 stop

4:34 pm - 11:01 pmRAP-STL

5h 27m1 stop

$249Delta

Find Deal

Thu, Aug 21 - Sun, Aug 24

6:00 am - 7:40 pmORD-RAP

14h 40m1 stop

8:30 pm - 4:50 amRAP-ORD

7h 20m1 stop

$317

Find Deal

Thu, Aug 28 - Thu, Sep 4

6:00 am - 7:40 pmORD-RAP

14h 40m1 stop

5:39 pm - 4:49 amRAP-ORD

10h 10m1 stop

$326

Find Deal

Wed, Nov 26 - Sun, Nov 30

12:43 pm - 8:26 pmPIA-RAP

8h 43m1 stop

9:04 am - 6:05 pmRAP-PIA

8h 01m1 stop

$681Allegiant Air

Find Deal

Useful Info

Low season	February
High season	August
Cheapest flight	$103

Best time to beat the crowds but there is an average 6% increase in price.

Most popular time to fly and prices are also 12% lower on average.

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.

Everything you need to know for your flight to Rapid City

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

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

Rapid City (RAP)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

RAP

$103 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.

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