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Find cheap one-way flights from Chicago to Rapid City starting at CNY 119.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Chicago to Rapid City?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Chicago to Rapid City

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

American Airlines
From US$119
Frontier Airlines
From US$139
Sun Country Airlines
From US$141
United Airlines
From US$201
Delta Air Lines
From US$215
Southwest Airlines
From US$256
ANA airlines

Find more flights and airlines

Find cheap flights from Chicago to Rapid City by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Chicago to Rapid City.

  • Cheapest
    American Airlines
    ORD
    05:25
    6h 5m
    1 transfer
    RAP
    10:30
    O'Hare International Airport - Rapid City Regional Airport
    Wed, Jul 3American Airlines
    US$119
  • Frontier Airlines
    MDW
    05:30
    17h 43m
    1 transfer
    RAP
    22:13
    Midway International Airport - Rapid City Regional Airport
    Tue, Apr 23Frontier Airlines
    US$139
  • Frontier Airlines
    MDW
    05:30
    17h 43m
    1 transfer
    RAP
    22:13
    Midway International Airport - Rapid City Regional Airport
    Tue, Apr 23Frontier Airlines
    US$139
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Chicago (CHI) to Rapid City (RAP) the cheapest?

    Airlines adjust prices for flights from Chicago to Rapid City based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Chicago (CHI) to Rapid City (RAP) cost?

    According to Trip.com's data, the lowest price is around $421.
  • How long does it take to fly from Chicago (CHI) to Rapid City (RAP) and what is the distance?

    It takes around 2 hours 32 minutes to fly from Chicago (CHI) to Rapid City (RAP).
  • What is the transportation method from the main airport to downtown in Rapid City?

    • The distance from Rapid City Regional Airport to downtown is about 14km. It takes about 30 minutes by taxi.
  • What are the most popular airlines that fly from Chicago (CHI) to Rapid City (RAP)?

    Airlines with flights from Chicago (CHI) to Rapid City (RAP): Emirates, United Airlines and Air New Zealand.

How to find a cheap flight from Chicago to Rapid City

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chicago to Rapid City. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Chicago to Rapid City Flight Information

Cheapest nonstop flight price

$118

Cheapest round-trip ticket price

$246

Off-season for travel

April

Peak season for travel

October

Flight distance

1,274.95km

Average flight time

2 hours 32 minutes

Popular airline

United Airlines