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O'Hare Intl

$138+ Cheap flights from Rapid City (RAP) to O'Hare Intl (ORD)

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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — ORD
Mai 27 — Jun 31
Mi 5/27
Mi 6/3
1 adult, Economy
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Cheap flight deals from Rapid City to O'Hare Intl

Cheapest flights from Rapid City to O'Hare Intl
Explore the most affordable flight options available from Rapid City to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 27, 2026.

This American Airlines deal was found by Cheapflights users on 4/23. 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.
Sa 5/235:01 pm
RAP
-
ORD
1 stop6h 41m
American Airlines
Di 5/269:45 am
ORD
-
RAP
Nonstop2h 34m
American Airlines
Deal found 4/23$201
This Delta deal was found by Cheapflights users on 4/27. 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.
Mi 6/311:13 am
RAP
-
ORD
1 stop4h 38m
Delta
Di 6/96:30 am
ORD
-
RAP
1 stop4h 57m
Delta
Deal found 4/27$211
This American Airlines deal was found by Cheapflights users on 4/25. 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.
Mi 9/236:11 pm
RAP
-
ORD
Nonstop2h 19m
American Airlines
Mo 9/289:40 am
ORD
-
RAP
Nonstop2h 28m
American Airlines
Deal found 4/25$212
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Mi 8/125:02 pm
RAP
-
ORD
1 stop5h 56m
American Airlines
Mi 8/194:20 pm
ORD
-
RAP
Nonstop2h 20m
American Airlines
Deal found 4/22$222
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Sa 8/221:33 pm
RAP
-
ORD
Nonstop2h 23m
United Airlines
Di 8/258:44 am
ORD
-
RAP
Nonstop2h 28m
United Airlines
Deal found 4/27$230
This United Airlines deal was found by Cheapflights users on 4/26. 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.
Mi 7/151:35 pm
RAP
-
ORD
Nonstop2h 24m
United Airlines
So 7/195:00 am
ORD
-
RAP
1 stop5h 20m
United Airlines
Deal found 4/26$232
This American Airlines deal was found by Cheapflights users on 4/25. 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.
Do 7/303:25 pm
RAP
-
ORD
Nonstop2h 38m
American Airlines
Mo 8/31:21 pm
ORD
-
RAP
Nonstop2h 34m
American Airlines
Deal found 4/25$233
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Sa 9/51:33 pm
RAP
-
ORD
Nonstop2h 23m
United Airlines
Di 9/86:00 am
ORD
-
RAP
1 stop7h 24m
United Airlines
Deal found 4/23$242
This American Airlines deal was found by Cheapflights users on 4/25. 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.
Do 5/213:23 pm
RAP
-
ORD
Nonstop2h 34m
American Airlines
Mo 5/259:45 am
ORD
-
RAP
Nonstop2h 34m
American Airlines
Deal found 4/25$251

Find flight deals from Rapid City to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to O'Hare Intl (ORD). 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 April 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$201
(United Airlines)

One-way from

$138
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$318

Good round-trip deal

$365 or less

Good one-way deal

$260 or less
Provider with most accurate pricing for Rapid City-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Rapid City-Chicago O'Hare Intl flights.
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From Rapid City to Chicago O'Hare Intl
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One-way flight from Rapid City to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Rapid City to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from Rapid City to Chicago O'Hare Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to O'Hare Intl 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 April 27, 2026.
Use the filters below to find and compare flights from Rapid City to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Mi 6/10

1:35 pm-4:59 pm

Nonstop2h 24m

Chicago O'Hare Intl

So 6/14

5:00 am-9:20 am

1 stop5h 20m

$273
Quickest round-trip

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Fr 6/5

1:35 pm-4:59 pm

Nonstop2h 24m

Chicago O'Hare Intl

Mo 6/8

8:45 am-10:24 am

Nonstop2h 39m

$278

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Do 5/21

1:35 pm-4:59 pm

Nonstop2h 24m

Chicago O'Hare Intl

So 5/24

7:05 am-12:29 pm

1 stop6h 24m

$279

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Fr 7/10

5:53 pm-12:44 am

1 stop5h 51m

Chicago O'Hare Intl

Mo 7/13

8:45 am-10:24 am

Nonstop2h 39m

$300

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Sa 7/4

11:20 am-8:05 pm

1 stop7h 45m

Chicago O'Hare Intl

Mi 7/8

8:45 am-10:24 am

Nonstop2h 39m

$359

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Sa 6/27

6:00 am-9:34 am

Nonstop2h 34m

Chicago O'Hare Intl

Mi 7/1

7:50 pm-9:37 pm

Nonstop2h 47m

$381

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Do 7/30

11:00 am-4:59 pm

1 stop4h 59m

Chicago O'Hare Intl

So 8/2

8:27 am-1:40 pm

1 stop6h 13m

$427

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Fr 7/10

6:48 am-6:29 pm

2 stops10h 41m

Chicago O'Hare Intl

Mo 7/13

8:52 am-3:29 pm

2 stops7h 37m

$437
Cheapest one-way

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Mo 5/4

12:05 pm-3:31 pm

Nonstop2h 26m

$188
Quickest one-way

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Di 6/23

1:35 pm-4:59 pm

Nonstop2h 24m

$200

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Rapid City to O'Hare Intl

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 O'Hare Intl in April.
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 O'Hare Intl Airport 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 O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rapid City-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rapid City-Chicago O'Hare Intl Airport 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 O'Hare Intl Airport 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 O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 O'Hare Intl Airport

What is the cheapest month to book a flight from Rapid City to Chicago O'Hare Intl Airport?

Currently, October is the cheapest month in which you can book a flight from Rapid City to Chicago O'Hare Intl Airport (average of $235). Flying from Rapid City to Chicago O'Hare Intl Airport in December is currently the most expensive (average of $446). 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.

What is the cheapest time of day to fly from RAP to ORD?

Find hourly flight availability from Rapid City to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 27, 2026.

When flying from Rapid City to Chicago O'Hare Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Rapid City to Chicago O'Hare Intl Airport?

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated April 27, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Rapid City to Chicago O'Hare Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,665 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,665 reviews
United Airlines
7.4
Good
9,665 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
American Airlines
7.1
Good
11,668 reviews
United Airlines
7.4
Good
9,665 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

Find useful and relevant information for your journey from Rapid City to O'Hare Intl. 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 O'Hare Intl?

    For a flight from Rapid City to Chicago O'Hare Intl, you will be flying from Rapid City. Rapid City (RAP) is just 9.0 mi from the center of the city. Rapid City is the only Rapid City airport and it handles 4 outbound flights to Chicago O'Hare Intl per day. 2 airlines have flights to Chicago O'Hare Intl from Rapid City on a regular basis.

  • How long is the flight from Rapid City to Chicago O'Hare Intl Airport?

    United Airlines can get you from Rapid City to Chicago O'Hare Intl Airport in just under 4h 57m. Your travel time can differ by up to . The distance from Rapid City to Chicago O'Hare Intl Airport is about 777 mi.

  • What are the cheapest airlines flying from Rapid City to Chicago O'Hare Intl Airport round-trip?

    American Airlines, at $187, was found to be the cheapest airline from Rapid City to Chicago O'Hare Intl Airport. An alternate airline flying to your destination would be United Airlines. American Airlines is priced at 44% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Rapid City to Chicago O'Hare Intl Airport?

    Before booking your flight to Chicago O'Hare Intl Airport from Rapid City, check out the most reliable airlines to get you to your destination on time: Emirates (61%), United Airlines (61%), Air New Zealand( 61%).

  • What are the cheapest flights from Rapid City to Chicago O'Hare Intl Airport?

    The cheapest flight price from Rapid City to Chicago O'Hare Intl Airport is $200. On average you can expect to pay $381. The most popular route, (Rapid City - Chicago O'Hare Intl), can usually be booked for $191.

  • Can I find deals for flights from Rapid City to O'Hare Intl that include hotel bookings?

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

  • How can I find direct flights from Rapid City to O'Hare Intl?

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

  • Can I find deals for business class flights from Rapid City to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Rapid City to O'Hare Intl 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 O'Hare Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Rapid City to Chicago O'Hare Intl Airport (average of $235). Flying from Rapid City to Chicago O'Hare Intl Airport in December is currently the most expensive (average of $446). 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 O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Rosemont
Schaumburg
Naperville
Lake Geneva
Gurnee
Delavan
Downers Grove
Oakbrook Terrace
Benton Harbor
Hoffman Estates
Des Plaines
Oak Brook
South Holland
Libertyville
Warrenville
Elk Grove Village
Bridgeview
Great Lakes
Lansing
Arlington Heights

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Alternative routes for Rapid City to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Sioux Falls to O'Hare Intl flights
Sioux Falls to Midway flights
Aberdeen to O'Hare Intl flights

Top 2 airlines flying from Rapid City to O'Hare Intl

Discover the top 2 airlines that operate flights from Rapid City to O'Hare Intl. 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 April 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$187Average$239FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$219Average$354FlexibilityNo cancel feeOn-time69%

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