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$60+ Cheap flights from South Dakota to Illinois

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — ORD
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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Find flight deals from South Dakota to Illinois

Cheapest flights from South Dakota to Illinois
Explore the most affordable flight options available from South Dakota to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/141:36 pmFSD - STL
1 stop10h 02mFrontier
Mon 11/184:09 pmSTL - FSD
1 stop20h 57mFrontier
Deal found 10/30$138
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/141:36 pmFSD - ORD
1 stop10h 52mFrontier
Mon 11/186:00 pmORD - FSD
1 stop19h 06mFrontier
Deal found 10/30$138
This Booking.com deal was found by Cheapflights users on 10/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/141:36 pmFSD - MDW
1 stop22h 28mFrontier
Mon 11/186:13 pmMDW - FSD
1 stop18h 53mFrontier
Deal found 10/31$188
This American Airlines deal was found by Cheapflights users on 10/31. 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 12/135:20 amFSD - ORD
Nonstop1h 58mAmerican Airlines
Sun 12/159:00 pmORD - FSD
Nonstop1h 43mAmerican Airlines
Deal found 10/31$189
This Delta deal was found by Cheapflights users on 10/31. 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 12/145:00 amFSD - MDW
1 stop3h 50mDelta
Tue 12/177:14 pmMDW - FSD
1 stop4h 04mDelta
Deal found 10/31$208
This Delta deal was found by Cheapflights users on 10/30. 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 12/125:00 amFSD - ORD
1 stop3h 57mDelta
Sat 12/146:20 amORD - FSD
1 stop6h 11mDelta
Deal found 10/30$208
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/156:35 pmFSD - ORD
Nonstop1h 50mUnited Airlines
Sun 11/178:55 pmORD - FSD
Nonstop1h 43mUnited Airlines
Deal found 10/30$218
This Delta deal was found by Cheapflights users on 10/29. 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 12/45:00 amFSD - STL
1 stop5h 40mDelta
Sat 12/76:00 amSTL - FSD
1 stop4h 21mDelta
Deal found 10/29$228
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/410:00 amFSD - STL
1 stop5h 34mUnited Airlines
Sun 12/85:40 pmSTL - FSD
1 stop3h 50mUnited Airlines
Deal found 10/30$240
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/155:39 amRAP - STL
1 stop6h 20mAmerican Airlines
Sun 12/85:05 amSTL - RAP
1 stop7h 53mAmerican Airlines
Deal found 10/30$253
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/168:45 amRAP - STL
1 stop6h 47mUnited Airlines
Tue 11/191:39 pmSTL - RAP
1 stop6h 16mUnited Airlines
Deal found 10/30$258
This Delta deal was found by Cheapflights users on 10/30. 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 11/1611:47 amRAP - STL
2 stops8h 42mDelta
Tue 11/197:10 pmSTL - RAP
1 stop4h 37mDelta
Deal found 10/30$263

Find flights from South Dakota to Illinois within your budget

Customize your flight search to find flights from South Dakota to Illinois 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Sioux FallsChicago

FSD - ORD

FSDORD

Sioux Falls Joe Foss Field

Tue 11/19

1:57 pm-11:16 pm

1 stop9h 19m

$60

Sioux FallsChicago

FSD - ORD

FSDORD

Sioux Falls Joe Foss Field

Tue 12/24

5:14 am-7:14 am

Nonstop2h 00m

$120

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Tue 11/12

1:57 pm-11:13 pm

1 stop9h 16m

$63

Sioux FallsChicago

FSD - MDW

FSDMDW

Sioux Falls Joe Foss Field

Sat 1/18

5:00 am-10:36 am

1 stop5h 36m

$129

Sioux FallsChicago

FSD - MDW

FSDMDW

Sioux Falls Joe Foss Field

Tue 11/19

1:57 pm-3:50 pm

1 stop25h 53m

$63

Sioux FallsChicago

FSD - ORD

FSDORD

Sioux Falls Joe Foss Field

Tue 12/31

11:26 am-1:15 pm

Nonstop1h 49m

$150

Sioux FallsChicago

FSD - ORD

FSDORD

Sioux Falls Joe Foss Field

Mon 11/11

6:10 pm-3:16 pm

2 stops21h 06m

$206

Sioux FallsChicago

FSD - ORD

FSDORD

Sioux Falls Joe Foss Field

Sun 12/29

5:00 am-9:24 am

1 stop4h 24m

$129

Sioux FallsSt. Louis

FSD - STL

FSDSTL

Sioux Falls Joe Foss Field

Fri 1/24

5:10 pm-5:36 pm

2 stops24h 26m

$228

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Thu 11/28

7:00 am-4:56 pm

1 stop8h 56m

$240

Flights are sorted by cheapest first

Deals found on 10/30

Showing 1-10 of 37 results
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Best time to book a flight from South Dakota to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from South Dakota 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 South Dakota to Illinois

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

What is the cheapest month to book a flight from South Dakota to Illinois?

Currently, September is the cheapest month in which you can book a flight from South Dakota to Illinois (average of $232). Flying from South Dakota to Illinois in June is currently the most expensive (average of $308). 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 SD to IL?

Find hourly flight availability from South Dakota to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2024.

When flying from South Dakota to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated October 31, 2024.
Get a feel of what it's like to fly with United Airlines, American Airlines and Delta from South Dakota to Illinois by reading reviews from past customers. 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.
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

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
8,835 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

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
9,240 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

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
8,835 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

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
3,580 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

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 South Dakota to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from South Dakota to Illinois for under $200 on Cheapflights?

    Yes, there are multiple flights from South Dakota to Illinois for under $200. The cheapest flight booked recently is on Frontier for just $133, but on average you can expect to pay $262.

  • Are there nonstop flights from South Dakota to Illinois for under $200 on Cheapflights?

    Cheapflights has at least 3 direct flights from South Dakota to Illinois under $200. A good price for a nonstop flight from South Dakota to Illinois is less than $228.

  • Are there last-minute flights available from South Dakota to Illinois for under $300?

    There are currently 7+ open flights from South Dakota to Illinois within the next 7 days for less than $300.

  • What days are nonstop flights available from South Dakota to Illinois?

    Nonstop flights are available for this route on the following days: Sunday, Monday, Thursday, Friday, Saturday.

  • How many flights depart from South Dakota to Illinois on average per day?

    On average 27 flights depart from South Dakota to Illinois per day.
    Early Morning (Midnight to 6am) - 7% of flight departures
    Morning (6am - Noon) - 56% of flight departures
    Afternoon (Noon - 6pm) - 22% of flight departures
    Evening (6pm - Midnight) - 15% of flight departures

  • How long is the flight from South Dakota to Illinois?

    Airlines like Frontier, American Airlines, and United Airlines fly from South Dakota to Illinois in about 1h 58m. The time it takes to get you to your destination can typically vary by up to 8h 54m. Airlines will cover a distance of 463 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from South Dakota to Illinois one-way?

    One-way options have recently been found by users for as low as $60 on Frontier. Other airlines that offer cheap prices include American Airlines from $120 and Delta from $129 one-way.

  • What does FSD to ORD mean?

    FSD stands for Sioux Falls Joe Foss Field Airport, while ORD stands for Chicago O'Hare Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Champaign University-Willard Airport (CMI) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from South Dakota to Illinois that include extra baggage allowance?

    The amount of baggage you can bring on your South Dakota to Illinois flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from South Dakota to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter South Dakota to Illinois flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from South Dakota to Illinois that include hotel bookings?

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

  • How can I find direct flights from South Dakota to Illinois?

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

  • Can I find deals for business class flights from South Dakota to Illinois?

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

  • Can I find deals for flights from South Dakota to Illinois that allow pets onboard?

    Many airlines flying from South Dakota to Illinois offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from South Dakota to Illinois?

    Yes, you can often find last-minute deals on South Dakota to Illinois flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the South Dakota to Illinois flight deals updated?

    The South Dakota to Illinois flight deals you see on this page were last updated on 10/31.

  • What is the cheapest month to book a flight from South Dakota to Illinois?

    Currently, September is the cheapest month in which you can book a flight from South Dakota to Illinois (average of $232). Flying from South Dakota to Illinois in June is currently the most expensive (average of $308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from South Dakota to Illinois

Discover the top 4 airlines that operate flights from South Dakota to Illinois. 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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
Denver Air ConnectionCheapest$154Average$228FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$179Average$392FlexibilityNo cancel feeOn-time71%
DeltaCheapest$186Average$343FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$188Average$344FlexibilityNo cancel feeOn-time69%
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