$153+ Cheap flights from Chicago (CHI) to Rapid City (RAP)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — RAP
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Rapid City with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Chicago to Rapid City are usually found in May or December, booked 70 days in advance, depart on a Saturday or Tuesday and return on a Saturday
Cheap flight deals from Chicago to Rapid City
Cheapest
Best
Last-minute
One-way
Cheapest flights from Chicago to Rapid CityExplore the most affordable flight options available from Chicago to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Chicago to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/912:39 pm -
1 stop4h 14m
Wed 12/166:42 am -
1 stop4h 17m
Deal found 10/25![Delta logo]()
$321
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/99:59 am -
1 stop6h 54m
Wed 12/166:42 am -
1 stop4h 02m
Deal found 10/25![Delta logo]()
$321
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 11/278:40 am -
Nonstop2h 51m
Fri 12/46:00 am -
Nonstop2h 34m
Deal found 10/21![United Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 10/21. 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 12/512:39 pm -
1 stop4h 14m
Sun 12/611:21 am -
1 stop4h 29m
Deal found 10/21![Delta logo]()
$340
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/188:40 am -
Nonstop2h 51m
Wed 11/255:50 pm -
1 stop5h 09m
Deal found 10/21![United Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 10/21. 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 12/52:41 pm -
2 stops9h 05m
Sun 12/66:42 am -
1 stop4h 02m
Deal found 10/21![Delta logo]()
$345
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/112:30 pm -
1 stop5h 49m
Sun 11/155:50 pm -
1 stop5h 09m
Deal found 10/21![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 10/24. 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 11/147:25 am -
2 stops9h 29m
Fri 11/202:23 pm -
1 stop6h 10m
Deal found 10/24![Delta logo]()
$364
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:30 pm -
1 stop7h 13m
Sun 11/151:30 pm -
Nonstop2h 33m
Deal found 10/25![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:24 am -
1 stop6h 29m
Sun 12/611:21 am -
1 stop4h 29m
Deal found 10/23![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:40 am -
Nonstop2h 51m
Tue 11/101:30 pm -
Nonstop2h 33m
Deal found 10/22![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:33 pm -
1 stop6h 13m
Sun 12/66:42 am -
2 stops11h 27m
Deal found 10/23![Delta logo]()
$384
Best flights from Chicago to Rapid CityDiscover carefully curated flight deals from Chicago to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Chicago to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/912:39 pm -
1 stop4h 14m
Wed 12/166:42 am -
1 stop4h 17m
Deal found 10/25![Delta logo]()
$321
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:30 pm -
1 stop7h 13m
Sun 11/151:30 pm -
Nonstop2h 33m
Deal found 10/25![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 10/21. 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 12/512:39 pm -
1 stop4h 14m
Sun 12/611:21 am -
1 stop4h 29m
Deal found 10/21![Delta logo]()
$341
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 1/48:40 am -
Nonstop2h 52m
Fri 1/156:00 am -
Nonstop2h 39m
Deal found 10/23![United Airlines logo]()
$375
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:24 am -
1 stop6h 29m
Sun 12/611:21 am -
1 stop4h 29m
Deal found 10/23![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/87:00 am -
2 stops9h 46m
Sun 4/1111:30 am -
1 stop4h 19m
Deal found 10/23![Delta logo]()
$384
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/55:48 pm -
1 stop5h 41m
Sun 12/66:00 am -
Nonstop2h 34m
Deal found 10/21![United Airlines logo]()
$431
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/87:45 pm -
Nonstop2h 53m
Mon 1/116:00 am -
Nonstop2h 39m
Deal found 10/25![United Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 3/249:30 am -
2 stops7h 16m
Sun 3/286:55 am -
1 stop3h 56m
Deal found 10/21![Delta logo]()
$414
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/97:50 pm -
Nonstop2h 52m
Wed 12/166:00 am -
Nonstop2h 34m
Deal found 10/25![United Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 3/247:00 am -
2 stops9h 46m
Sun 3/2811:30 am -
1 stop4h 19m
Deal found 10/21![Delta logo]()
$414
This United Airlines deal was found by Cheapflights users on 10/24. 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 11/148:40 am -
Nonstop2h 51m
Sun 11/151:30 pm -
Nonstop2h 33m
Deal found 10/24![United Airlines logo]()
$440
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 11/1812:30 pm -
1 stop4h 24m
Wed 11/2511:28 am -
1 stop4h 11m
Deal found 10/21![Delta logo]()
$499
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 11/1110:34 am -
1 stop6h 20m
Sun 11/156:45 am -
1 stop4h 05m
Deal found 10/21![Delta logo]()
$589
This Delta deal was found by Cheapflights users on 10/24. 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.
Mon 12/710:24 am -
1 stop4h 36m
Thu 12/1011:21 am -
1 stop4h 29m
Deal found 10/24![Delta logo]()
$589
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:34 am -
1 stop4h 09m
Fri 11/1311:28 am -
1 stop4h 11m
Deal found 10/25![Delta logo]()
$604
Last-minute flights from Chicago to Rapid CityDiscover last-minute flight deals from Chicago to Rapid City. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Rapid City. Data last updated October 26, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/21. 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.
Fri 10/2310:12 am -
1 stop6h 46m
Sat 10/2411:29 am -
1 stop4h 18m
Deal found 10/21![Delta logo]()
$461
This United Airlines deal was found by Cheapflights users on 10/21. 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 10/314:20 pm -
1 stop5h 23m
Sat 11/71:30 pm -
Nonstop2h 33m
Deal found 10/21![United Airlines logo]()
$398
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:40 am -
Nonstop2h 51m
Tue 11/101:30 pm -
Nonstop2h 33m
Deal found 10/22![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 10/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:31 pm -
1 stop5h 59m
Tue 11/1011:28 am -
1 stop4h 11m
Deal found 10/22![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 10/24. 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.
Sun 11/810:12 am -
1 stop6h 46m
Thu 11/1211:28 am -
1 stop4h 11m
Deal found 10/24![Delta logo]()
$529
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/112:30 pm -
1 stop5h 49m
Sun 11/155:50 pm -
1 stop5h 09m
Deal found 10/21![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:30 pm -
1 stop7h 13m
Sun 11/151:30 pm -
Nonstop2h 33m
Deal found 10/25![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 10/24. 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 11/147:25 am -
2 stops9h 29m
Fri 11/202:23 pm -
1 stop6h 10m
Deal found 10/24![Delta logo]()
$364
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/188:40 am -
Nonstop2h 51m
Wed 11/255:50 pm -
1 stop5h 09m
Deal found 10/21![United Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 11/1812:30 pm -
1 stop4h 24m
Wed 11/2511:28 am -
1 stop4h 11m
Deal found 10/21![Delta logo]()
$499
This Delta deal was found by Cheapflights users on 10/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:34 am -
1 stop6h 20m
Wed 11/2511:28 am -
1 stop4h 11m
Deal found 10/22![Delta logo]()
$500
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 11/278:40 am -
Nonstop2h 51m
Fri 12/46:00 am -
Nonstop2h 34m
Deal found 10/21![United Airlines logo]()
$339
One-way flights from Chicago to Rapid CitySearch for one-way flight options from Chicago to Rapid City. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Chicago to Rapid City. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:21 am -
1 stop29h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/112:33 pm -
3 stops23h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:21 am -
1 stop29h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/308:42 pm -
3 stops39h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/812:28 pm -
2 stops23h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$225
This Delta deal was found by Cheapflights users on 10/24. 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 12/110:24 am -
1 stop4h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Delta logo]()
$230
This American Airlines deal was found by Cheapflights users on 10/24. 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.
Tue 12/155:00 am -
1 stop8h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![American Airlines logo]()
$230
This Delta deal was found by Cheapflights users on 10/24. 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 12/159:37 am -
2 stops7h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Delta logo]()
$235
This Delta deal was found by Cheapflights users on 10/24. 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 12/158:39 am -
2 stops8h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Delta logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:12 pm -
2 stops43h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$264
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Tue 12/157:50 pm -
Nonstop2h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![United Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/158:30 am -
3 stops55h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$295
Find flight deals from Chicago to Rapid City
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Rapid City (RAP). 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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $321 (Delta) |
One-way from | $153 (Kiwi.com) |
Popular in | March |
Cheapest in | May |
Average price | $440 |
Good round-trip deal | $397 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to Rapid City 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 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from Chicago to Rapid City that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoRapid City
MDW Chicago Midway - RAP Rapid City
MDWRAP
Chicago Midway
Tue 12/8
12:39 pm-3:53 pm
1 stop4h 14m
Rapid City
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$230
ChicagoRapid City
MDW Chicago Midway - RAP Rapid City
MDWRAP
Chicago Midway
Tue 1/5
5:40 pm-10:52 pm
1 stop6h 12m
Rapid City
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$230
ChicagoRapid City
MDW Chicago Midway - RAP Rapid City
MDWRAP
Chicago Midway
Tue 1/26
1:41 pm-10:52 pm
2 stops10h 11m
Rapid City
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$235
ChicagoRapid City
MDW Chicago Midway - RAP Rapid City
MDWRAP
Chicago Midway
Tue 1/12
1:59 pm-10:52 pm
2 stops9h 53m
Rapid City
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$235
ChicagoRapid City
MDW Chicago Midway - RAP Rapid City
MDWRAP
Chicago Midway
Tue 12/15
9:37 am-3:53 pm
2 stops7h 16m
Rapid City
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$235
ChicagoRapid City
ORD Chicago O'Hare Intl - RAP Rapid City
ORDRAP
Chicago O'Hare Intl
Tue 12/15
8:39 am-3:53 pm
2 stops8h 14m
Rapid City
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$235
ChicagoRapid City
ORD Chicago O'Hare Intl - RAP Rapid City
ORDRAP
Chicago O'Hare Intl
Tue 1/19
1:54 pm-10:52 pm
2 stops9h 58m
Rapid City
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$235
ChicagoRapid City
ORD Chicago O'Hare Intl - RAP Rapid City
ORDRAP
Chicago O'Hare Intl
Tue 1/12
7:45 pm-9:38 pm
Nonstop2h 53m
Rapid City
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$289
ChicagoRapid City
ORD Chicago O'Hare Intl - RAP Rapid City
ORDRAP
Chicago O'Hare Intl
Tue 1/5
1:45 pm-10:52 pm
2 stops10h 07m
Rapid City
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$305
ChicagoRapid City
MDW Chicago Midway - RAP Rapid City
MDWRAP
Chicago Midway
Wed 12/9
12:39 pm-3:53 pm
1 stop4h 14m
Rapid City
Wed 12/16
6:42 am-11:59 am
1 stop4h 17m
$321
Showing 1-10 of 30 resultsSorted by cheapest first
Compare providers for flights from Chicago to Rapid City
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 Chicago to Rapid City in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Rapid City flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago-Rapid City 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 Chicago-Rapid City 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 Chicago to Rapid City
Have a flexible travel schedule? Discover the best time to fly to Rapid City from Chicago with our price prediction graph.
CHI-RAP
MDW-RAP
ORD-RAP
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 Chicago to Rapid City
CHI-RAP
MDW-RAP
ORD-RAP
What is the cheapest month to book a flight from Chicago to Rapid City?
Currently, May is the cheapest month in which you can book a flight from Chicago to Rapid City (average of $318). Flying from Chicago to Rapid City in November is currently the most expensive (average of $536). 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 CHI to RAP?
Find hourly flight availability from Chicago to Rapid City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 26, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from Chicago to Rapid City by exploring options for tickets in the evening.
How much does it cost to fly round-trip from Chicago to Rapid City?
Airfare is below average for this route at the moment.
Chicago to Rapid City flights typically cost between $392 and $570 in December.The cheapest round-trip price found within the last 5 days was $321 on Delta (Dec 9-Dec 16).
How far ahead should I book a flight from Chicago to Rapid City?
Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Rapid City. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Chicago to Rapid City?
Use this chart to determine the cheapest time to fly round-trip from Chicago to Rapid City. Price data was last updated on October 24, 2026.
Travelers seeking maximum savings on their Chicago to Rapid City flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Rapid City
Get insights into the airlines that provide service to Rapid City. 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 Rapid City. Reviews last updated October 26, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Chicago to Rapid City. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Crew
8.5
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Crew
8.5
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Crew
8.5
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Related info for your journey
Find useful and relevant information for your journey from Chicago to Rapid City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Rapid City?
Book flights to Rapid City if you plan to visit one of these locationsDeadwood
Keystone
Spearfish
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Chicago and Rapid City flights
Browse other Chicago and Rapid City flight options. Last updated on October 26, 2026.
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Top 2 airlines flying from Chicago to Rapid City
Discover the top 2 airlines that operate flights from Chicago to Rapid City. 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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$249 | Average$349 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$269 | Average$392 | FlexibilityNo cancel fee | On-time69% |