Cheap Flights from Rapid City (RAP) to Chicago (ORD)

View AU$245 flight on Thu, 28 Aug. 2025Opens in a new window

Popular airlines from Rapid City Regional Airport (RAP) to Chicago O'Hare International Airport (ORD)

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Cheap Flights from Rapid City (RAP) to Chicago (ORD)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Rapid City (RAP) to Chicago (ORD)

September is typically the cheapest month to fly

From AU$293 - AU$558 per traveller.

Graph displaying average flight prices per month

Flight from Rapid City to Chicago route information
Origin airport
Rapid City Regional
Destination airport
O'Hare Intl.
Distance
1243 km
Average flight time
3 hours 19 mins

Your quick guide to flights from Rapid City to Chicago

Pick up great flights from Rapid City to Chicago

With Expedia, you have your pick of 9 flights a day with 20 airlines covering flights from Rapid City to Chicago. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Rapid City to Chicago that take around 2 hours.

Find cheap flights from Rapid City to Chicago

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Rapid City to Chicago around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Chicago is normally in .

Reasons to book your flight from Rapid City to Chicago with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Rapid City to Chicago across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Chicago right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Rapid City Regional Airport to ORD?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight from RAP to O'Hare Airport was . Cheap fares don't last long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Rapid City Regional Airport (RAP) to O'Hare Airport?
The majority of flights can be cancelled online, but every airline has a different set of terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Rapid City Regional Airport (RAP) to ORD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for RAP to O'Hare Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from RAP to O'Hare Intl. Airport (ORD)?
It's only 1 250 kilometres from RAP to O'Hare Intl. Airport (ORD). It's quite possible that you'll spend more time getting to and from the airport than actually flying!
Which airlines fly direct from RAP to O'Hare Airport?
Operating 30 monthly flights, United Airlines (UA) is a top choice when flying straight from Rapid City Regional Airport to O'Hare Airport.
Are Rapid City Regional Airport to O'Hare Intl. Airport (ORD) flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally score a bargain, with some super cheap airfares from RAP to ORD surfacing a few weeks before the departure date. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals regularly — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines advertise prices so far in advance.

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