$157+ Cheap flights from Sioux Falls (FSD) to O'Hare Intl (ORD)
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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — ORD
Nov 5 — Nov 121
Round-trip
1 adult, Economy
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Find cheap flights from Sioux Falls to O'Hare Intl 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 Sioux Falls Joe Foss Field to Chicago O'Hare Intl are usually found in January or November, booked 86 days in advance, depart on a Wednesday or Saturday and return on a Wednesday
Cheap flight deals from Sioux Falls to O'Hare Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Sioux Falls to O'Hare IntlExplore the most affordable flight options available from Sioux Falls to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 6, 2026.
Explore the most affordable flight options available from Sioux Falls to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 6, 2026.
This American Airlines deal was found by Cheapflights users on 10/5. 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 11/67:18 pm -
Nonstop2h 12m
Sun 11/810:38 pm -
Nonstop1h 51m
Deal found 10/5![American Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 10/2. 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 10/247:39 pm -
Nonstop2h 01m
Wed 10/285:07 pm -
Nonstop1h 58m
Deal found 10/2![American Airlines logo]()
$304
This American Airlines deal was found by Cheapflights users on 10/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:18 pm -
Nonstop2h 12m
Sun 11/810:38 pm -
Nonstop1h 51m
Deal found 10/6![American Airlines logo]()
$305
This American Airlines deal was found by Cheapflights users on 10/4. 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 10/297:05 am -
Nonstop1h 57m
Mon 11/26:00 am -
1 stop6h 28m
Deal found 10/4![American Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 10/5. 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 11/65:58 pm -
1 stop6h 01m
Sat 11/74:47 pm -
Nonstop2h 01m
Deal found 10/5![American Airlines logo]()
$309
This United Airlines deal was found by Cheapflights users on 10/2. 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 11/276:00 am -
Nonstop1h 55m
Mon 11/307:45 pm -
Nonstop1h 52m
Deal found 10/2![United Airlines logo]()
$310
This United Airlines deal was found by Cheapflights users on 10/3. 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 10/226:31 pm -
Nonstop2h 02m
Mon 10/267:45 pm -
Nonstop1h 52m
Deal found 10/3![United Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 10/2. 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 10/237:39 pm -
Nonstop2h 01m
Sun 10/2510:48 pm -
Nonstop1h 53m
Deal found 10/2![American Airlines logo]()
$315
This American Airlines deal was found by Cheapflights users on 10/1. 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 10/3012:53 pm -
1 stop7h 45m
Sun 11/16:00 am -
1 stop6h 28m
Deal found 10/1![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 10/2. 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 10/2112:53 pm -
1 stop8h 37m
Sat 10/2410:48 pm -
Nonstop1h 53m
Deal found 10/2![American Airlines logo]()
$324
Best flights from Sioux Falls to O'Hare IntlDiscover carefully curated flight deals from Sioux Falls to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 6, 2026.
Discover carefully curated flight deals from Sioux Falls to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 6, 2026.
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/217:40 am -
Nonstop1h 57m
Mon 11/307:45 pm -
Nonstop1h 52m
Deal found 10/5![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 10/1. 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 2/265:15 am -
1 stop3h 28m
Sun 2/286:00 am -
1 stop6h 11m
Deal found 10/1![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 10/2. 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 1/85:50 am -
Nonstop2h 09m
Sun 1/108:25 pm -
Nonstop1h 56m
Deal found 10/2![United Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/277:48 am -
Nonstop1h 57m
Tue 12/19:40 pm -
Nonstop1h 50m
Deal found 10/5![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 10/5. 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 11/215:00 pm -
1 stop4h 33m
Mon 11/3012:38 pm -
1 stop6h 28m
Deal found 10/5![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/2. 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 10/216:31 pm -
Nonstop2h 02m
Sat 10/249:20 pm -
Nonstop1h 51m
Deal found 10/2![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 10/3. 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 10/167:50 am -
Nonstop1h 52m
Mon 10/199:20 pm -
Nonstop1h 51m
Deal found 10/3![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 10/3. 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 1/55:15 am -
1 stop3h 28m
Sun 1/101:35 pm -
2 stops9h 16m
Deal found 10/3![Delta logo]()
$491
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/96:40 pm -
Nonstop1h 55m
Wed 11/117:45 pm -
Nonstop1h 52m
Deal found 10/5![United Airlines logo]()
$387
This Delta deal was found by Cheapflights users on 10/5. 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 12/1712:59 pm -
1 stop3h 44m
Wed 1/61:35 pm -
2 stops9h 16m
Deal found 10/5![Delta logo]()
$536
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/255:06 pm -
1 stop6h 53m
Mon 11/307:45 pm -
Nonstop1h 52m
Deal found 10/5![United Airlines logo]()
$473
Last-minute flights from Sioux Falls to O'Hare IntlDiscover last-minute flight deals from Sioux Falls to O'Hare Intl. Data last updated October 6, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux Falls to O'Hare Intl. Data last updated October 6, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/2. 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 10/2112:53 pm -
1 stop8h 37m
Sat 10/2410:48 pm -
Nonstop1h 53m
Deal found 10/2![American Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 10/3. 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 10/226:31 pm -
Nonstop2h 02m
Mon 10/267:45 pm -
Nonstop1h 52m
Deal found 10/3![United Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 10/2. 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 10/237:39 pm -
Nonstop2h 01m
Sun 10/2510:48 pm -
Nonstop1h 53m
Deal found 10/2![American Airlines logo]()
$315
This American Airlines deal was found by Cheapflights users on 10/2. 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 10/247:39 pm -
Nonstop2h 01m
Wed 10/285:07 pm -
Nonstop1h 58m
Deal found 10/2![American Airlines logo]()
$304
This American Airlines deal was found by Cheapflights users on 10/4. 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 10/297:05 am -
Nonstop1h 57m
Mon 11/26:00 am -
1 stop6h 28m
Deal found 10/4![American Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 10/1. 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 10/3012:53 pm -
1 stop7h 45m
Sun 11/16:00 am -
1 stop6h 28m
Deal found 10/1![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 10/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:18 pm -
Nonstop2h 12m
Sun 11/810:38 pm -
Nonstop1h 51m
Deal found 10/6![American Airlines logo]()
$305
This American Airlines deal was found by Cheapflights users on 10/5. 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 11/67:18 pm -
Nonstop2h 12m
Sun 11/810:38 pm -
Nonstop1h 51m
Deal found 10/5![American Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 10/5. 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 11/65:58 pm -
1 stop6h 01m
Sat 11/74:47 pm -
Nonstop2h 01m
Deal found 10/5![American Airlines logo]()
$309
This United Airlines deal was found by Cheapflights users on 10/2. 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 11/276:00 am -
Nonstop1h 55m
Mon 11/307:45 pm -
Nonstop1h 52m
Deal found 10/2![United Airlines logo]()
$310
One-way flights from Sioux Falls to O'Hare IntlSearch for one-way flight options from Sioux Falls to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated October 6, 2026.
Search for one-way flight options from Sioux Falls to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated October 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/74:17 pm -
2 stops32h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:39 pm -
2 stops27h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 1/46:40 pm -
2 stops17h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Multiple Airlines logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:31 pm -
2 stops24h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 11/910:32 pm -
3 stops49h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$187
This United Airlines deal was found by Cheapflights users on 10/5. 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 3/137:40 am -
Nonstop1h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![United Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 10/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/84:37 pm -
1 stop12h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$198
This American Airlines deal was found by Cheapflights users on 10/5. 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.
Sun 3/2112:33 pm -
1 stop5h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![American Airlines logo]()
$204
Find flight deals from Sioux Falls to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) 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 October 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $299 (American Airlines) |
One-way from | $174 (Kiwi.com) |
Popular in | October |
Cheapest in | January |
Average price | $427 |
Good round-trip deal | $411 or less |
Good one-way deal | $328 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Sioux Falls 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 7,457,451 searches. Data last updated October 6, 2026.
Use the filters below to find and compare flights from Sioux Falls to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sioux FallsChicago
FSD Sioux Falls Joe Foss Field - ORD Chicago O'Hare Intl
FSDORD
Sioux Falls Joe Foss Field
Mon 11/16
5:00 pm-4:41 pm
1 stop23h 41m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$237
Quickest round-trip
Sioux FallsChicago
FSD Sioux Falls Joe Foss Field - ORD Chicago O'Hare Intl
FSDORD
Sioux Falls Joe Foss Field
Mon 11/16
6:00 am-7:55 am
Nonstop1h 55m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$254
Sioux FallsChicago
FSD Sioux Falls Joe Foss Field - ORD Chicago O'Hare Intl
FSDORD
Sioux Falls Joe Foss Field
Tue 11/3
6:40 pm-8:35 pm
Nonstop1h 55m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Sioux FallsChicago
FSD Sioux Falls Joe Foss Field - ORD Chicago O'Hare Intl
FSDORD
Sioux Falls Joe Foss Field
Sun 4/4
6:00 am-7:58 am
Nonstop1h 58m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Sioux FallsChicago
FSD Sioux Falls Joe Foss Field - ORD Chicago O'Hare Intl
FSDORD
Sioux Falls Joe Foss Field
Sun 11/1
7:48 am-9:45 am
Nonstop1h 57m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Sioux FallsChicago
FSD Sioux Falls Joe Foss Field - ORD Chicago O'Hare Intl
FSDORD
Sioux Falls Joe Foss Field
Wed 11/4
6:00 am-7:55 am
Nonstop1h 55m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Sioux FallsChicago
FSD Sioux Falls Joe Foss Field - ORD Chicago O'Hare Intl
FSDORD
Sioux Falls Joe Foss Field
Fri 11/6
6:00 am-7:55 am
Nonstop1h 55m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Sioux FallsChicago
FSD Sioux Falls Joe Foss Field - ORD Chicago O'Hare Intl
FSDORD
Sioux Falls Joe Foss Field
Thu 4/1
6:00 am-7:58 am
Nonstop1h 58m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Sioux FallsChicago
FSD Sioux Falls Joe Foss Field - ORD Chicago O'Hare Intl
FSDORD
Sioux Falls Joe Foss Field
Wed 3/31
7:40 am-9:36 am
Nonstop1h 56m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Sioux FallsChicago
FSD Sioux Falls Joe Foss Field - ORD Chicago O'Hare Intl
FSDORD
Sioux Falls Joe Foss Field
Tue 12/1
7:40 am-9:38 am
Nonstop1h 58m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$269
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Sioux Falls 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 Sioux Falls to O'Hare Intl in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Sioux Falls-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 Sioux Falls-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sioux Falls-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 Sioux Falls-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 Sioux Falls to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Sioux Falls with our price prediction graph.
FSD-ORD
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 Sioux Falls to Chicago O'Hare Intl Airport
Prices
Airlines
How far ahead should I book a flight from Sioux Falls to Chicago O'Hare Intl Airport?
The best time to book flights from Sioux Falls to Chicago O'Hare Intl Airport is 42 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Sioux Falls to Chicago O'Hare Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Sioux Falls to Chicago O'Hare Intl Airport (average of $219). Flying from Sioux Falls to Chicago O'Hare Intl Airport in October is currently the most expensive (average of $427). 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 FSD to ORD?
Find hourly flight availability from Sioux Falls 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 October 6, 2026.
When flying from Sioux Falls to Chicago O'Hare Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 25% versus a flight at noon.
What is the cheapest day to fly from Sioux Falls to Chicago O'Hare Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Sioux Falls to O'Hare Intl. Price data was last updated on October 3, 2026.
Travelers seeking maximum savings on their Sioux Falls to Chicago O'Hare Intl Airport flight should consider departing on Friday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 October 6, 2026.
See what other customers who have flown with United Airlines and American Airlines from Sioux Falls to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Entertainment
7.1
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Related info for your journey
Find useful and relevant information for your journey from Sioux Falls 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.
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 locationsBenton Harbor
Rosemont
Naperville
Lake Geneva
Des Plaines
Glenview
Schaumburg
Oakbrook Terrace
Delavan
Oak Brook
Aurora
Libertyville
Rockford
Hoffman Estates
Beloit
Orland Park
South Holland
Elgin
Racine
Janesville
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Top 2 airlines flying from Sioux Falls to O'Hare Intl
Discover the top 2 airlines that operate flights from Sioux Falls 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 7,457,451 searches. Data last updated October 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$309 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$204 | Average$348 | FlexibilityNo cancel fee | On-time69% |