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Sioux Falls

$84+ Cheap flights from Illinois to Sioux Falls (FSD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FSD
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Illinois to Sioux Falls

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) 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 November 20, 2024.

Find flight deals from Illinois to Sioux Falls

Cheapest flights from Illinois to Sioux Falls
Explore the most affordable flight options available from Illinois to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This United Airlines deal was found by Cheapflights users on 11/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1212:50 pmORD - FSD
Nonstop1h 46mUnited Airlines
Sun 12/158:00 amFSD - ORD
Nonstop1h 52mUnited Airlines
Deal found 11/19$189
This Delta deal was found by Cheapflights users on 11/19. 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.
Thu 12/126:20 amORD - FSD
1 stop4h 01mDelta
Sun 12/154:18 pmFSD - ORD
1 stop6h 07mDelta
Deal found 11/19$208
This Delta deal was found by Cheapflights users on 11/19. 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 12/147:14 pmMDW - FSD
1 stop4h 04mDelta
Sun 1/125:05 amFSD - MDW
1 stop4h 34mDelta
Deal found 11/19$208
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Thu 12/129:05 amORD - FSD
1 stop7h 55mAmerican Airlines
Sun 12/155:20 amFSD - ORD
Nonstop1h 58mAmerican Airlines
Deal found 11/19$224
This United Airlines deal was found by Cheapflights users on 11/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2410:35 amSTL - FSD
1 stop3h 57mUnited Airlines
Sun 12/297:30 amFSD - STL
1 stop6h 54mUnited Airlines
Deal found 11/19$247
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/45:46 pmMLI - FSD
1 stop3h 44mUnited Airlines
Sat 12/71:50 pmFSD - MLI
1 stop7h 10mUnited Airlines
Deal found 11/20$298
This CheapOair deal was found by Cheapflights users on 11/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/217:00 amMDW - FSD
1 stop27h 37mFrontier
Sat 11/235:29 pmFSD - MDW
1 stop19h 07mFrontier
Deal found 11/18$318
This CheapOair deal was found by Cheapflights users on 11/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/294:48 pmORD - FSD
1 stop23h 41mFrontier
Fri 12/66:25 pmFSD - ORD
1 stop6h 10mFrontier
Deal found 11/19$327
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1210:38 amORD - FSD
3 stops21h 38mMultiple Airlines
Sun 12/1510:30 pmFSD - ORD
1 stop15h 56mMultiple Airlines
Deal found 11/19$338
This American Airlines deal was found by Cheapflights users on 11/20. 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 12/56:34 pmMLI - FSD
1 stop4h 09mAmerican Airlines
Sun 12/83:57 pmFSD - MLI
1 stop5h 59mAmerican Airlines
Deal found 11/20$403
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Thu 11/285:17 amSTL - FSD
1 stop7h 29mAmerican Airlines
Sun 12/16:09 pmFSD - STL
1 stop4h 01mAmerican Airlines
Deal found 11/19$523

Find flights from Illinois to Sioux Falls within your budget

Customize your flight search to find flights from Illinois 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

Fri 1/3

6:49 pm-7:40 pm

1 stop24h 51m

Sioux Falls Joe Foss Field

Fri 1/10

6:43 pm-9:06 am

1 stop14h 23m

$149

ChicagoSioux Falls

ORD - FSD

ORDFSD

Chicago O'Hare Intl

Thu 12/12

12:50 pm-2:36 pm

Nonstop1h 46m

Sioux Falls Joe Foss Field

Sun 12/15

8:00 am-9:52 am

Nonstop1h 52m

$189

ChicagoSioux Falls

ORD - FSD

ORDFSD

Chicago O'Hare Intl

Thu 4/10

9:50 am-11:36 am

Nonstop1h 46m

Sioux Falls Joe Foss Field

Wed 4/16

5:59 pm-7:45 pm

Nonstop1h 46m

$190

ChicagoSioux Falls

ORD - FSD

ORDFSD

Chicago O'Hare Intl

Thu 12/12

6:20 am-10:21 am

1 stop4h 01m

Sioux Falls Joe Foss Field

Sun 12/15

4:18 pm-10:25 pm

1 stop6h 07m

$208

ChicagoSioux Falls

MDW - FSD

MDWFSD

Chicago Midway

Sat 12/14

7:14 pm-11:18 pm

1 stop4h 04m

Sioux Falls Joe Foss Field

Sun 1/12

5:05 am-9:39 am

1 stop4h 34m

$208

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

Tue 12/24

10:35 am-2:32 pm

1 stop3h 57m

Sioux Falls Joe Foss Field

Sun 12/29

7:30 am-2:24 pm

1 stop6h 54m

$247

MolineSioux Falls

MLI - FSD

MLIFSD

Moline Quad-City

Wed 12/4

5:46 pm-9:30 pm

1 stop3h 44m

Sioux Falls Joe Foss Field

Sat 12/7

1:50 pm-9:00 pm

1 stop7h 10m

$298

ChicagoSioux Falls

ORD - FSD

ORDFSD

Chicago O'Hare Intl

Thu 12/12

5:25 am-8:16 am

3 stops26h 51m

Sioux Falls Joe Foss Field

Sun 12/15

10:30 pm-2:26 pm

1 stop15h 56m

$327

St. LouisSioux Falls

STL - FSD

STLFSD

Lambert-St Louis

Fri 1/3

5:21 am-12:42 pm

1 stop7h 21m

Sioux Falls Joe Foss Field

Fri 1/10

12:17 pm-11:46 pm

2 stops11h 29m

$357

MolineSioux Falls

MLI - FSD

MLIFSD

Moline Quad-City

Thu 12/5

6:34 pm-10:43 pm

1 stop4h 09m

Sioux Falls Joe Foss Field

Sun 12/8

3:57 pm-9:56 pm

1 stop5h 59m

$403

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 23 results
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Best time to book a flight from Illinois to Sioux Falls

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

Travel insights for flights from Illinois to Sioux Falls

Get recent, data-driven insights about flights from Illinois to Sioux Falls including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Illinois to Sioux Falls?

Currently, September is the cheapest month in which you can book a flight from Illinois to Sioux Falls (average of $332). Flying from Illinois to Sioux Falls in May is currently the most expensive (average of $425). 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 IL to FSD?

Find hourly flight availability from Illinois 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 November 20, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Sioux Falls as you normally would.

Weekly flight availability from Illinois to Sioux Falls

Explore weekly flight availability from Illinois 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 November 20, 2024.

The most flights from USIL to FSD are scheduled on a Wednesday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Sioux Falls by month

Plan your trip to Sioux Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sioux Falls ranges from 0.6 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit Sioux Falls when rainfall is around 0.6 in.

Temperature in Sioux Falls by month

Plan your trip to Sioux Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sioux Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

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 November 20, 2024.
Read reviews from past customers who have flown Frontier, United Airlines and American Airlines from Illinois to Sioux Falls. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,756 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
9,171 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Frontier
6.1
Okay
3,539 reviews
Delta
8.0
Very good
8,756 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What airport do you fly into for flights to Sioux Falls from Illinois?

    For a flight from Illinois to Sioux Falls, you will be flying into Joe Foss Field. Sioux Falls Joe Foss Field (FSD) is just 2.6 mi from the center of the city.

  • What are the cheapest airlines to fly from Illinois to Sioux Falls one-way?

    One-way options have recently been found by users for as low as $84 on Frontier. Other airlines that offer cheap prices include American Airlines from $191 and United Airlines from $198 one-way.

  • What are the most popular routes from Illinois to Sioux Falls?

    Most travelers choose Chicago O'Hare Intl - Sioux Falls Joe Foss Field, Chicago Midway - Sioux Falls Joe Foss Field or Lambert-St Louis - Sioux Falls Joe Foss Field when deciding on the best route from Illinois to Sioux Falls.

  • What are the most reliable airlines from Illinois to Sioux Falls?

    No one likes to see their flight delayed. When booking a flight from Illinois to Sioux Falls consider choosing SkyWest Airlines (98%), Copa Airlines (96%) or Air New Zealand (93%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Illinois to Sioux Falls?

    On average you can expect to pay $279 for a flight from Illinois to Sioux Falls. The cheapest flight overall is $145 while the most popular route, (Chicago O'Hare Intl - Sioux Falls Joe Foss Field) is currently priced at $189.

  • Can I find deals for flights from Illinois to Sioux Falls that include hotel bookings?

    Yes. In addition to deals on Illinois to Sioux Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Sioux Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Sioux Falls.

  • Can I find deals for business class flights from Illinois to Sioux Falls?

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

  • What is the cheapest month to book a flight from Illinois to Sioux Falls?

    Currently, September is the cheapest month in which you can book a flight from Illinois to Sioux Falls (average of $332). Flying from Illinois to Sioux Falls in May is currently the most expensive (average of $425). 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.

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Alternative routes for Illinois to Sioux Falls

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Illinois to Sioux Falls

Discover the top 2 airlines that operate flights from Illinois 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$179Average$289FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$198Average$317FlexibilityNo cancel feeOn-time69%
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