$159+ Cheap flights from Chicago (CHI) to Sioux Falls (FSD)
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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — FSD
Oct 19 — Oct 261
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Sioux Falls 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
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Cheapest flights from Chicago to Sioux FallsExplore the most affordable flight options available from Chicago to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2026.
Explore the most affordable flight options available from Chicago to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2026.
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 10/99:40 am -
Nonstop1h 54m
Mon 10/127:05 am -
Nonstop1h 57m
Deal found 9/17![American Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 9/18. 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 11/310:38 pm -
Nonstop1h 51m
Tue 11/107:18 pm -
Nonstop2h 12m
Deal found 9/18![American Airlines logo]()
$300
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 10/95:00 am -
1 stop7h 13m
Sun 10/117:39 pm -
Nonstop2h 01m
Deal found 9/17![American Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 9/18. 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.
Thu 10/812:26 pm -
Nonstop1h 52m
Fri 10/1612:07 pm -
Nonstop1h 53m
Deal found 9/18![American Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 9/18. 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 11/113:47 pm -
1 stop3h 19m
Mon 11/165:00 pm -
1 stop4h 33m
Deal found 9/18![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 9/18. 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 12/2511:47 am -
1 stop4h 32m
Mon 12/2810:57 am -
1 stop6h 27m
Deal found 9/18![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/29:20 pm -
Nonstop1h 51m
Mon 10/56:31 pm -
Nonstop2h 02m
Deal found 9/18![United Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 9/16. 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 10/65:00 am -
1 stop7h 13m
Sat 10/1712:53 pm -
1 stop7h 45m
Deal found 9/16![American Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 10/24:14 pm -
Nonstop1h 57m
Tue 10/612:53 pm -
1 stop8h 37m
Deal found 9/17![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 9/18. 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 12/2511:47 am -
1 stop4h 32m
Sat 1/210:57 am -
1 stop6h 27m
Deal found 9/18![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 10/26:00 am -
1 stop6h 16m
Sat 10/312:56 pm -
1 stop8h 13m
Deal found 9/16![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 9/19. 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 10/1412:30 pm -
1 stop10h 52m
Tue 10/208:30 am -
1 stop3h 10m
Deal found 9/19![Delta logo]()
$352
Best flights from Chicago to Sioux FallsDiscover carefully curated flight deals from Chicago to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 19, 2026.
Discover carefully curated flight deals from Chicago to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 19, 2026.
This Delta deal was found by Cheapflights users on 9/18. 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 11/35:30 pm -
1 stop5h 52m
Tue 11/105:05 am -
1 stop3h 59m
Deal found 9/18![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/89:20 pm -
Nonstop1h 51m
Sun 10/116:31 pm -
Nonstop2h 02m
Deal found 9/16![United Airlines logo]()
$370
This Delta deal was found by Cheapflights users on 9/18. 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 11/35:31 pm -
1 stop5h 51m
Tue 11/108:31 am -
1 stop3h 19m
Deal found 9/18![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 9/18. 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 10/1010:12 am -
1 stop5h 48m
Sun 10/115:10 am -
1 stop3h 34m
Deal found 9/18![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/15. 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 9/255:00 am -
1 stop5h 50m
Sun 9/275:04 pm -
1 stop5h 42m
Deal found 9/15![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 9/15. 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 9/266:24 pm -
1 stop4h 27m
Sun 9/278:23 am -
1 stop3h 16m
Deal found 9/15![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/15. 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 9/249:20 pm -
Nonstop1h 51m
Mon 9/287:50 am -
Nonstop1h 52m
Deal found 9/15![United Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 9/14. 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 10/26:10 am -
1 stop6h 09m
Sun 10/45:05 am -
1 stop3h 25m
Deal found 9/14![Delta logo]()
$444
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/21:30 pm -
1 stop6h 50m
Sun 10/46:00 am -
1 stop5h 28m
Deal found 9/17![United Airlines logo]()
$548
This Delta deal was found by Cheapflights users on 9/15. 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 10/37:13 pm -
1 stop3h 38m
Sun 10/45:05 am -
1 stop3h 43m
Deal found 9/15![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 9/15. 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 10/27:13 pm -
1 stop3h 38m
Sun 10/45:05 am -
1 stop3h 43m
Deal found 9/15![Delta logo]()
$484
This Delta deal was found by Cheapflights users on 9/17. 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 11/1112:30 pm -
1 stop6h 36m
Mon 11/165:05 am -
1 stop6h 45m
Deal found 9/17![Delta logo]()
$486
This Delta deal was found by Cheapflights users on 9/19. 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 10/105:31 pm -
1 stop5h 32m
Mon 10/125:10 am -
1 stop3h 34m
Deal found 9/19![Delta logo]()
$499
This Delta deal was found by Cheapflights users on 9/16. 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 10/810:12 am -
1 stop5h 48m
Sun 10/115:10 am -
1 stop3h 34m
Deal found 9/16![Delta logo]()
$524
This Delta deal was found by Cheapflights users on 9/18. 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 11/246:23 am -
1 stop3h 57m
Sun 11/295:05 am -
1 stop3h 59m
Deal found 9/18![Delta logo]()
$549
Last-minute flights from Chicago to Sioux FallsDiscover last-minute flight deals from Chicago to Sioux Falls. Data last updated September 19, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Sioux Falls. Data last updated September 19, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/29:20 pm -
Nonstop1h 51m
Mon 10/56:31 pm -
Nonstop2h 02m
Deal found 9/18![United Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 10/24:14 pm -
Nonstop1h 57m
Tue 10/612:53 pm -
1 stop8h 37m
Deal found 9/17![American Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 9/16. 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 10/65:00 am -
1 stop7h 13m
Sat 10/1712:53 pm -
1 stop7h 45m
Deal found 9/16![American Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 9/15. 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 10/710:12 am -
1 stop5h 48m
Sun 10/115:10 am -
1 stop3h 34m
Deal found 9/15![Delta logo]()
$384
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 10/86:00 am -
1 stop6h 13m
Sun 10/1112:07 pm -
Nonstop1h 53m
Deal found 9/17![American Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 9/18. 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.
Thu 10/812:26 pm -
Nonstop1h 52m
Fri 10/1612:07 pm -
Nonstop1h 53m
Deal found 9/18![American Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 10/95:07 pm -
Nonstop1h 58m
Sun 10/1112:07 pm -
Nonstop1h 53m
Deal found 9/17![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 9/17. 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 10/95:31 pm -
1 stop5h 51m
Sun 10/115:10 am -
1 stop3h 34m
Deal found 9/17![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Sat 10/1011:00 am -
1 stop6h 23m
Sun 10/117:39 pm -
Nonstop2h 01m
Deal found 9/19![American Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 9/16. 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 10/106:20 am -
1 stop5h 49m
Sun 10/115:10 am -
1 stop3h 43m
Deal found 9/16![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 9/19. 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 10/1412:30 pm -
1 stop10h 52m
Tue 10/208:30 am -
1 stop3h 10m
Deal found 9/19![Delta logo]()
$352
This Delta deal was found by Cheapflights users on 9/19. 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 10/1412:30 pm -
1 stop10h 52m
Wed 10/218:30 am -
1 stop12h 57m
Deal found 9/19![Delta logo]()
$355
One-way flights from Chicago to Sioux FallsSearch for one-way flight options from Chicago to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
Search for one-way flight options from Chicago to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Thu 11/125:15 pm -
1 stop28h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Thu 11/196:00 am -
2 stops35h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/208:01 pm -
2 stops38h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Wed 10/216:30 am -
2 stops28h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$168
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:30 am -
1 stop13h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Wed 11/116:30 am -
2 stops28h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Wed 11/186:30 am -
2 stops28h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Wed 10/148:01 pm -
2 stops38h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 11/176:30 am -
2 stops52h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Fri 10/96:52 am -
3 stops59h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$270
This Delta deal was found by Cheapflights users on 9/16. 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 10/912:27 pm -
1 stop3h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Delta logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Thu 9/2412:54 pm -
2 stops20h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$313
Find flight deals from Chicago to Sioux Falls
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Sioux Falls (FSD). 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 September 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $299 (American Airlines) |
One-way from | $159 (Kiwi.com) |
Popular in | April |
Cheapest in | January |
Average price | $354 |
Good round-trip deal | $279 or less |
Good one-way deal | $387 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to Sioux Falls 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 September 19, 2026.
Use the filters below to find and compare flights from Chicago to Sioux Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoSioux Falls
ORD Chicago O'Hare Intl - FSD Sioux Falls Joe Foss Field
ORDFSD
Chicago O'Hare Intl
Tue 12/15
6:20 am-7:14 pm
1 stop12h 54m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$237
ChicagoSioux Falls
ORD Chicago O'Hare Intl - FSD Sioux Falls Joe Foss Field
ORDFSD
Chicago O'Hare Intl
Mon 12/14
5:33 pm-10:17 am
1 stop16h 44m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$237
ChicagoSioux Falls
ORD Chicago O'Hare Intl - FSD Sioux Falls Joe Foss Field
ORDFSD
Chicago O'Hare Intl
Thu 12/17
9:59 am-11:17 pm
1 stop13h 18m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$237
ChicagoSioux Falls
ORD Chicago O'Hare Intl - FSD Sioux Falls Joe Foss Field
ORDFSD
Chicago O'Hare Intl
Thu 11/12
7:45 pm-9:37 pm
Nonstop1h 52m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Quickest round-trip
ChicagoSioux Falls
ORD Chicago O'Hare Intl - FSD Sioux Falls Joe Foss Field
ORDFSD
Chicago O'Hare Intl
Fri 10/9
12:40 pm-2:28 pm
Nonstop1h 48m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
ChicagoSioux Falls
ORD Chicago O'Hare Intl - FSD Sioux Falls Joe Foss Field
ORDFSD
Chicago O'Hare Intl
Tue 12/15
4:37 pm-6:38 pm
Nonstop2h 01m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
ChicagoSioux Falls
ORD Chicago O'Hare Intl - FSD Sioux Falls Joe Foss Field
ORDFSD
Chicago O'Hare Intl
Wed 11/11
7:45 pm-9:37 pm
Nonstop1h 52m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
ChicagoSioux Falls
ORD Chicago O'Hare Intl - FSD Sioux Falls Joe Foss Field
ORDFSD
Chicago O'Hare Intl
Mon 10/12
9:20 pm-11:11 pm
Nonstop1h 51m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
ChicagoSioux Falls
ORD Chicago O'Hare Intl - FSD Sioux Falls Joe Foss Field
ORDFSD
Chicago O'Hare Intl
Sat 11/14
7:45 pm-9:37 pm
Nonstop1h 52m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
ChicagoSioux Falls
ORD Chicago O'Hare Intl - FSD Sioux Falls Joe Foss Field
ORDFSD
Chicago O'Hare Intl
Wed 12/16
4:37 pm-6:38 pm
Nonstop2h 01m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Showing 1-10 of 34 resultsSorted by cheapest first
Compare providers for flights from Chicago to Sioux Falls
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 Sioux Falls in September.
| 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 | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago-Sioux Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Sioux Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago-Sioux Falls 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-Sioux Falls 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 Sioux Falls
Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Chicago with our price prediction graph.
CHI-FSD
ORD-FSD
MDW-FSD
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 Sioux Falls
CHI-FSD
ORD-FSD
MDW-FSD
What is the cheapest month to book a flight from Chicago to Sioux Falls?
Currently, January is the cheapest month in which you can book a flight from Chicago to Sioux Falls (average of $234). Flying from Chicago to Sioux Falls in September is currently the most expensive (average of $407). 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 FSD?
Find hourly flight availability from Chicago to Sioux Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 19, 2026.
It’s typically best to fly out from Chicago to Sioux Falls in the afternoon. Doing so could potentially save you 20% on the flight price compared to flying at noon, which is usually more expensive.
Weekly flight availability from Chicago to Sioux Falls
Explore weekly flight availability from Chicago to Sioux Falls. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 19, 2026.
The most flights from CHI to FSD are scheduled on a Friday (17 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (9 on average).
How much does it cost to fly round-trip from Chicago to Sioux Falls?
Airfare is typical for this route at the moment.
Chicago to Sioux Falls flights typically cost between $279 and $458 in October.The cheapest round-trip price found within the last 5 days was $299 on American Airlines (Oct 9-Oct 11).
What is the cheapest day to fly from Chicago to Sioux Falls?
Use this chart to determine the cheapest time to fly round-trip from Chicago to Sioux Falls. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Chicago to Sioux Falls flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Sioux Falls
Get insights into the airlines that provide service to Sioux Falls. 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 Sioux Falls. Reviews last updated September 19, 2026.
Read through reviews of airlines operating flights from Chicago to Sioux Falls, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.7
Overall
7.4
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.7
Overall
7.4
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.7
Overall
7.4
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Related info for your journey
Find useful and relevant information for your journey from Chicago to Sioux Falls. 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 Sioux Falls?
Book flights to Sioux Falls if you plan to visit one of these locationsYankton
Marshall
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Chicago and Sioux Falls flights
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Top 2 airlines flying from Chicago to Sioux Falls
Discover the top 2 airlines that operate flights from Chicago to Sioux Falls. 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 September 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$331 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$194 | Average$389 | FlexibilityNo cancel fee | On-time69% |