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$144+ Cheap flights from Rapid City (RAP) to Chicago (CHI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — CHI
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
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Cheap flight deals from Rapid City to Chicago

Cheapest flights from Rapid City to Chicago
Explore the most affordable flight options available from Rapid City to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.

This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/911:40 am
RAP
-
ORD
Nonstop2h 13m
United Airlines
Thu 4/168:00 pm
ORD
-
RAP
Nonstop2h 41m
United Airlines
Deal found 3/8$229
This United Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:15 pm
RAP
-
ORD
1 stop6h 13m
United Airlines
Tue 4/287:00 am
ORD
-
RAP
1 stop5h 24m
United Airlines
Deal found 3/6$249
This Delta deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:00 am
RAP
-
MDW
1 stop6h 25m
Delta
Sun 4/57:20 pm
MDW
-
RAP
1 stop4h 05m
Delta
Deal found 3/9$249
This Delta deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:00 am
RAP
-
ORD
2 stops11h 34m
Delta
Sun 4/56:15 am
ORD
-
RAP
1 stop5h 05m
Delta
Deal found 3/9$254
This United Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1512:00 pm
RAP
-
ORD
1 stop7h 14m
United Airlines
Sun 4/199:06 am
ORD
-
RAP
Nonstop2h 30m
United Airlines
Deal found 3/10$259
This Delta deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:00 am
RAP
-
MDW
1 stop6h 32m
Delta
Sat 5/27:16 pm
MDW
-
RAP
1 stop4h 04m
Delta
Deal found 3/10$269
This Delta deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:00 am
RAP
-
ORD
2 stops9h 18m
Delta
Sat 5/27:07 pm
ORD
-
RAP
1 stop4h 13m
Delta
Deal found 3/10$274
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:00 am
RAP
-
ORD
1 stop6h 52m
United Airlines
Sun 5/38:05 pm
ORD
-
RAP
Nonstop2h 41m
United Airlines
Deal found 3/7$277
This United Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/299:20 am
RAP
-
ORD
Nonstop2h 25m
United Airlines
Sat 5/28:05 pm
ORD
-
RAP
Nonstop2h 41m
United Airlines
Deal found 3/10$280
This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:53 pm
RAP
-
ORD
1 stop5h 06m
United Airlines
Tue 8/182:33 pm
ORD
-
RAP
1 stop6h 59m
United Airlines
Deal found 3/8$288
This American Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/221:08 pm
RAP
-
ORD
1 stop8h 37m
American Airlines
Sun 4/266:57 am
ORD
-
RAP
1 stop6h 41m
American Airlines
Deal found 3/10$289
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2111:03 am
RAP
-
MDW
1 stop6h 37m
Delta
Wed 3/257:20 pm
MDW
-
RAP
1 stop4h 05m
Delta
Deal found 3/6$289

Find flight deals from Rapid City to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$229
(United Airlines)

One-way from

$144
(Kiwi.com)

Popular in

January

Cheapest in

May

Average price

$339

Good round-trip deal

$359 or less

Good one-way deal

$215 or less
Provider with most accurate pricing for Rapid City-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rapid City-Chicago (CHI) flights.
Search Deals
From Rapid City to Chicago (CHI)
Search Deals
One-way flight from Rapid City to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Rapid City to Chicago (CHI).
Search Deals
Price to beat on a one-way flight from Rapid City to Chicago (CHI).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to Chicago that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 11, 2026.
Use the filters below to find and compare flights from Rapid City to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Thu 4/9

11:40 am-2:53 pm

Nonstop2h 13m

Chicago O'Hare Intl

Thu 4/16

8:00 pm-9:41 pm

Nonstop2h 41m

$229

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Thu 4/23

4:15 pm-11:28 pm

1 stop6h 13m

Chicago O'Hare Intl

Tue 4/28

5:45 pm-10:20 pm

1 stop5h 35m

$249

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Fri 4/17

4:15 pm-10:54 pm

1 stop5h 39m

Chicago O'Hare Intl

Sat 4/18

5:45 pm-10:28 pm

1 stop5h 43m

$249

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Thu 4/2

6:00 am-11:35 am

1 stop4h 35m

Chicago O'Hare Intl

Sun 4/5

6:15 am-10:20 am

1 stop5h 05m

$269

Rapid CityChicago

RAP - MDW

RAPMDW

Rapid City

Wed 4/29

6:00 am-1:32 pm

1 stop6h 32m

Chicago Midway

Sat 5/2

7:16 pm-10:20 pm

1 stop4h 04m

$269

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Wed 4/15

12:00 pm-8:14 pm

1 stop7h 14m

Chicago O'Hare Intl

Sun 4/19

7:00 am-11:24 am

1 stop5h 24m

$269

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Wed 4/29

9:20 am-12:45 pm

Nonstop2h 25m

Chicago O'Hare Intl

Sat 5/2

8:05 pm-9:46 pm

Nonstop2h 41m

$280

Rapid CityChicago

RAP - MDW

RAPMDW

Rapid City

Tue 3/31

6:00 am-1:25 pm

1 stop6h 25m

Chicago Midway

Sun 4/5

7:20 pm-10:25 pm

1 stop4h 05m

$290
Quickest round-trip

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Fri 9/4

1:33 pm-4:56 pm

Nonstop2h 23m

Chicago O'Hare Intl

Sun 9/6

8:44 am-10:12 am

Nonstop2h 28m

$299

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Thu 4/2

11:32 am-2:43 pm

Nonstop2h 11m

Chicago O'Hare Intl

Sun 4/5

8:00 pm-9:41 pm

Nonstop2h 41m

$300

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 33 resultsSorted by cheapest first
1
2
3
4

Compare providers for flights from Rapid City to Chicago

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rapid City to Chicago in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Rapid City-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rapid City-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rapid City-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rapid City-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rapid City-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Rapid City to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Rapid City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Rapid City to Chicago

What is the cheapest month to book a flight from Rapid City to Chicago?

Currently, October is the cheapest month in which you can book a flight from Rapid City to Chicago (average of $200). Flying from Rapid City to Chicago in January is currently the most expensive (average of $298). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Rapid City to Chicago?

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated March 11, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Rapid City to Chicago have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,278 reviews

Boarding

8.1

Food

7.2

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,278 reviews
Delta
7.9
Good
8,278 reviews

Boarding

8.1

Food

7.2

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,414 reviews
Delta
7.9
Good
8,278 reviews

Boarding

8.1

Food

7.2

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,419 reviews
Delta
7.9
Good
8,278 reviews

Boarding

8.1

Food

7.2

Crew

8.5

Comfort

7.9

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Rapid City to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Rapid City to Chicago?

    If you book a flight to Chicago from Rapid City, you will be flying from Rapid City, which is the city’s only airport. Rapid City (RAP) is located 9.0 mi from the center of Rapid City. There are 0 flights from Rapid City to Chicago per day from 2 different airlines.

  • How long is the flight from Rapid City to Chicago?

    Departing from Rapid City to Chicago will take you 2h 13m. Rapid City and Chicago are separated by a distance of 777 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Rapid City to Chicago round-trip?

    American Airlines, at $200, was found to be the cheapest airline from Rapid City to Chicago. An alternate airline flying to your destination would be United Airlines. American Airlines is currently priced 45% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Rapid City to Chicago?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Rapid City to Chicago on time: SkyWest Airlines (100%), Emirates (100%), United Airlines (100%).

  • What are the cheapest flights from Rapid City to Chicago?

    On average you can expect to pay $1,095 for a flight from Rapid City to Chicago. The cheapest flight overall is $143 while the most popular route, (Rapid City - Chicago O'Hare Intl) is currently priced at $229.

  • Can I find deals for flights from Rapid City to Chicago that include hotel bookings?

    Yes. In addition to deals on Rapid City to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rapid City to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rapid City to Chicago.

  • Can I find deals for business class flights from Rapid City to Chicago?

    Yes. Cheapflights offers flight deals from Rapid City to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Rapid City to Chicago?

    Currently, October is the cheapest month in which you can book a flight from Rapid City to Chicago (average of $200). Flying from Rapid City to Chicago in January is currently the most expensive (average of $298). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lansing
Merrillville
Hammond
Porter
Benton Harbor

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Top 2 airlines flying from Rapid City to Chicago

Discover the top 2 airlines that operate flights from Rapid City to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$200Average$230FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$219Average$351FlexibilityNo cancel feeOn-time69%

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