Cheap flights from Illinois to South Dakota from $81

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 4/23. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — FSD
abr. 3 — abr. 101

How far in advance should I book a flight from Illinois to South Dakota?

Users have found that booking a flight from Illinois to South Dakota at least 37 days early can save you up to 76% on average compared to booking a flight this week. If booking 37 days before your flight isn’t an option for you, users have found flights from Illinois to South Dakota for as little as $223 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $283 for flights departing within the next 3 days.

What is the cheapest month to fly from Illinois to South Dakota?

Flights from Illinois to South Dakota lean towards being more expensive in October. Prices are generally better when you fly from Illinois to South Dakota in September, with the cheapest ticket starting at $147.

When is the cheapest time to fly from Illinois to South Dakota (IL - SD)?

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

Cheap Delta flights from Illinois to South Dakota

Explore cheap flight options specifically provided by Delta for the route between Illinois and South Dakota. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,228,805 searches. Data last updated marzo 29, 2024.
Check out some of the cheapest Delta flights we've come across from Illinois to South Dakota. Deals update often to give you more flight options matching your criteria
mié. 4/246:13 amSTL - FSD
1 stop6h 13mDelta
sáb. 4/275:00 amFSD - STL
1 stop5h 51mDelta
Deal found 3/28$208
mar. 9/175:35 pmSTL - FSD
1 stop5h 11mDelta
lun. 9/305:30 pmFSD - STL
1 stop4h 01mDelta
Deal found 3/28$228
jue. 4/410:20 amSTL - RAP
1 stop6h 02mDelta
jue. 4/114:22 pmRAP - STL
1 stop3h 55mDelta
Deal found 3/28$270
vie. 4/126:30 amMDW - RAP
1 stop5h 27mDelta
dom. 4/214:22 pmRAP - MDW
1 stop4h 10mDelta
Deal found 3/28$283
dom. 4/146:30 amMDW - RAP
1 stop5h 27mDelta
mié. 4/174:22 pmRAP - MDW
1 stop4h 10mDelta
Deal found 3/28$285
mié. 8/146:45 pmMDW - FSD
1 stop3h 59mDelta
vie. 8/165:30 amFSD - MDW
1 stop3h 07mDelta
Deal found 3/27$308
jue. 4/42:21 pmSTL - RAP
2 stops9h 20mDelta
jue. 4/114:22 pmRAP - STL
1 stop3h 55mDelta
Deal found 3/28$323
sáb. 4/66:19 amMDW - FSD
1 stop4h 04mDelta
mar. 4/911:00 amFSD - MDW
1 stop6h 20mDelta
Deal found 3/27$464
sáb. 4/66:19 amMDW - FSD
1 stop4h 04mDelta
mar. 4/95:00 amFSD - MDW
2 stops7h 45mDelta
Deal found 3/27$469

Cheap United Airlines flights from Illinois to South Dakota

Explore cheap flight options specifically provided by United Airlines for the route between Illinois and South Dakota. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,228,805 searches. Data last updated marzo 29, 2024.
Take a gander at the lowest prices we've found on United Airlines flights from Illinois to South Dakota. Check back soon if you're not seeing flights that suit your needs.
vie. 4/128:45 amORD - RAP
Nonstop2h 28mUnited Airlines
dom. 4/211:35 pmRAP - ORD
Nonstop2h 19mUnited Airlines
Deal found 3/28$199
vie. 4/128:45 amORD - RAP
Nonstop2h 28mUnited Airlines
dom. 4/216:00 pmRAP - ORD
1 stop5h 16mUnited Airlines
Deal found 3/28$208
dom. 4/148:45 amORD - RAP
Nonstop2h 28mUnited Airlines
mié. 4/171:35 pmRAP - ORD
Nonstop2h 19mUnited Airlines
Deal found 3/28$213
dom. 4/147:10 amORD - RAP
1 stop6h 22mUnited Airlines
dom. 4/216:00 pmRAP - ORD
1 stop5h 16mUnited Airlines
Deal found 3/28$218
dom. 4/148:45 amORD - RAP
Nonstop2h 28mUnited Airlines
mié. 4/176:00 pmRAP - ORD
1 stop5h 16mUnited Airlines
Deal found 3/28$222
dom. 4/147:10 amORD - RAP
1 stop6h 22mUnited Airlines
mié. 4/176:00 pmRAP - ORD
1 stop5h 16mUnited Airlines
Deal found 3/28$232
sáb. 4/135:52 pmORD - RAP
1 stop5h 21mUnited Airlines
dom. 4/216:00 pmRAP - ORD
1 stop5h 16mUnited Airlines
Deal found 3/28$234
mié. 5/15:25 pmSTL - FSD
1 stop4h 28mUnited Airlines
sáb. 5/48:00 amFSD - STL
1 stop6h 23mUnited Airlines
Deal found 3/27$268
mar. 4/168:45 amORD - RAP
Nonstop2h 28mUnited Airlines
sáb. 4/201:35 pmRAP - ORD
Nonstop2h 19mUnited Airlines
Deal found 3/27$269

Cheap Illinois to South Dakota flights in March & April 2024

Find cheap flight options from Illinois to South Dakota specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,228,805 searches. Prices were last updated on marzo 29, 2024.
The lowest fares we've come across on flights traveling from Illinois to South Dakota in March and April 2024. If these deals don't appeal to you, be sure to come back soon for more options.
mar. 4/3010:55 pmMDW - FSD
1 stop15h 33mFrontier
sáb. 5/43:52 pmFSD - MDW
1 stop16h 39mFrontier
Deal found 3/26$142
vie. 4/265:30 amMDW - FSD
1 stop10h 31mFrontier
vie. 5/35:01 pmFSD - MDW
1 stop27h 38mFrontier
Deal found 3/27$147
vie. 4/265:30 amMDW - FSD
1 stop10h 31mFrontier
sáb. 4/273:52 pmFSD - MDW
1 stop16h 39mFrontier
Deal found 3/27$148
mié. 4/105:30 amMDW - FSD
1 stop8h 58mFrontier
mié. 4/173:28 pmFSD - MDW
1 stop17h 08mFrontier
Deal found 3/27$149
mar. 4/306:27 pmORD - FSD
1 stop20h 01mFrontier
sáb. 5/43:52 pmFSD - ORD
1 stop9h 04mFrontier
Deal found 3/28$150
mié. 4/245:30 amMDW - FSD
1 stop8h 58mFrontier
mié. 5/13:28 pmFSD - MDW
1 stop17h 08mFrontier
Deal found 3/27$150
lun. 4/225:30 amMDW - FSD
1 stop10h 25mFrontier
lun. 4/294:55 pmFSD - MDW
1 stop18h 43mFrontier
Deal found 3/28$156
vie. 4/265:35 pmSTL - FSD
1 stop21h 17mFrontier
vie. 5/35:01 pmFSD - STL
1 stop16h 46mFrontier
Deal found 3/27$158
dom. 4/146:27 pmORD - FSD
1 stop21h 28mFrontier
mié. 4/173:28 pmFSD - ORD
1 stop9h 28mFrontier
Deal found 3/28$178

Illinois to South Dakota 2024 flight deals

Discover exclusive flight deals for travel between Illinois and South Dakota in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,228,805 searches. Data last updated marzo 29, 2024.
The lowest fares we've come across on flights traveling from Illinois to South Dakota in March and April 2024. If these deals don't appeal to you, be sure to come back soon for more options.
mar. 4/3010:55 pmMDW - FSD
1 stop15h 33mFrontier
sáb. 5/43:52 pmFSD - MDW
1 stop16h 39mFrontier
Deal found 3/26$142
vie. 4/265:30 amMDW - FSD
1 stop10h 31mFrontier
vie. 5/35:01 pmFSD - MDW
1 stop27h 38mFrontier
Deal found 3/27$147
vie. 4/265:30 amMDW - FSD
1 stop10h 31mFrontier
sáb. 4/273:52 pmFSD - MDW
1 stop16h 39mFrontier
Deal found 3/27$148
mié. 4/105:30 amMDW - FSD
1 stop8h 58mFrontier
mié. 4/173:28 pmFSD - MDW
1 stop17h 08mFrontier
Deal found 3/27$149
mar. 4/306:27 pmORD - FSD
1 stop20h 01mFrontier
sáb. 5/43:52 pmFSD - ORD
1 stop9h 04mFrontier
Deal found 3/28$150
mié. 4/245:30 amMDW - FSD
1 stop8h 58mFrontier
mié. 5/13:28 pmFSD - MDW
1 stop17h 08mFrontier
Deal found 3/27$150
lun. 5/135:30 amMDW - FSD
1 stop10h 25mFrontier
vie. 5/172:38 pmFSD - MDW
1 stop20h 35mFrontier
Deal found 3/27$156
vie. 4/265:35 pmSTL - FSD
1 stop21h 17mFrontier
vie. 5/35:01 pmFSD - STL
1 stop16h 46mFrontier
Deal found 3/27$158
dom. 4/146:27 pmORD - FSD
1 stop21h 28mFrontier
mié. 4/173:28 pmFSD - ORD
1 stop9h 28mFrontier
Deal found 3/28$178

Non-stop flights to South Dakota from Illinois

Discover non-stop flight options from Illinois to South Dakota. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,228,805 searches. Data last updated marzo 29, 2024.
If you're seeking options on non-stop flights from Illinois to South Dakota, check out these fares. Those looking to potentially save on 1 or 2-stop flights from Illinois to South Dakota should utilize the search form at the the top of the page.
vie. 4/128:45 amORD - RAP
Nonstop2h 28mUnited Airlines
dom. 4/211:35 pmRAP - ORD
Nonstop2h 19mUnited Airlines
Deal found 3/28$199
dom. 4/148:45 amORD - RAP
Nonstop2h 28mUnited Airlines
mié. 4/171:35 pmRAP - ORD
Nonstop2h 19mUnited Airlines
Deal found 3/28$213
mar. 4/168:45 amORD - RAP
Nonstop2h 28mUnited Airlines
sáb. 4/201:35 pmRAP - ORD
Nonstop2h 19mUnited Airlines
Deal found 3/27$269
lun. 5/138:45 amORD - RAP
Nonstop2h 28mUnited Airlines
jue. 5/161:35 pmRAP - ORD
Nonstop2h 19mUnited Airlines
Deal found 3/28$293
mié. 4/248:45 amORD - RAP
Nonstop2h 28mUnited Airlines
mar. 4/301:35 pmRAP - ORD
Nonstop2h 19mUnited Airlines
Deal found 3/28$294
jue. 4/258:45 amORD - RAP
Nonstop2h 28mUnited Airlines
sáb. 4/271:35 pmRAP - ORD
Nonstop2h 19mUnited Airlines
Deal found 3/28$329
dom. 4/218:50 amORD - FSD
Nonstop1h 58mUnited Airlines
mié. 4/248:00 amFSD - ORD
Nonstop1h 48mUnited Airlines
Deal found 3/28$349
lun. 5/138:45 amORD - RAP
Nonstop2h 28mUnited Airlines
vie. 5/171:35 pmRAP - ORD
Nonstop2h 19mUnited Airlines
Deal found 3/28$358
lun. 5/138:45 amORD - RAP
Nonstop2h 28mUnited Airlines
sáb. 5/181:35 pmRAP - ORD
Nonstop2h 19mUnited Airlines
Deal found 3/28$379

Illinois to South Dakota flights leaving soon

Find last-minute flight options from Illinois to South Dakota for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,228,805 searches. Data last updated marzo 29, 2024.
Book one of these great deals on flights from Illinois to South Dakota. To prevent any unwanted surprises, users should verify their flight info before booking.
mié. 4/36:19 amSTL - FSD
1 stop5h 36mAmerican Airlines
sáb. 4/612:20 pmFSD - STL
1 stop4h 02mAmerican Airlines
Deal found 3/28$255
jue. 4/410:20 amSTL - RAP
1 stop6h 02mDelta
jue. 4/114:22 pmRAP - STL
1 stop3h 55mDelta
Deal found 3/28$270
jue. 4/42:21 pmSTL - RAP
2 stops9h 20mDelta
jue. 4/114:22 pmRAP - STL
1 stop3h 55mDelta
Deal found 3/28$323
sáb. 4/68:55 amMLI - RAP
1 stop4h 37mUnited Airlines
mié. 4/101:35 pmRAP - MLI
1 stop6h 41mUnited Airlines
Deal found 3/26$353
sáb. 4/68:55 amMLI - RAP
1 stop6h 59mUnited Airlines
mié. 4/1011:09 amRAP - MLI
2 stops9h 07mUnited Airlines
Deal found 3/26$383
sáb. 4/66:45 amMLI - RAP
1 stop4h 28mUnited Airlines
mié. 4/1011:09 amRAP - MLI
2 stops9h 07mUnited Airlines
Deal found 3/27$398
vie. 4/126:00 amSTL - RAP
1 stop5h 13mUnited Airlines
dom. 4/148:40 amRAP - STL
1 stop6h 49mUnited Airlines
Deal found 3/28$398
sáb. 4/66:45 amMLI - RAP
2 stops6h 47mUnited Airlines
mié. 4/1011:09 amRAP - MLI
2 stops9h 07mUnited Airlines
Deal found 3/26$458
sáb. 4/66:19 amMDW - FSD
1 stop4h 04mDelta
mar. 4/911:00 amFSD - MDW
1 stop6h 20mDelta
Deal found 3/27$464

One-way flights to South Dakota from Illinois

Search for one-way flight options from Illinois to South Dakota. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,228,805 searches. Data last updated marzo 29, 2024.
Some of the best available deals we've found on one-way flights from Illinois to South Dakota. Users in need of a round-trip flight from Illinois to South Dakota instead should update the search form at the top of page.
mar. 4/2310:55 pmMDW - FSD
1 stop15h 33mFrontier
Deal found 3/27$81
jue. 5/210:53 pmMDW - FSD
1 stop17h 08mFrontier
Deal found 3/27$84
mié. 4/37:37 pmSTL - RAP
1 stop19h 29mMultiple Airlines
Deal found 3/27$125
mié. 4/177:51 pmSTL - RAP
1 stop18h 45mMultiple Airlines
Deal found 3/27$128
mié. 5/87:51 pmSTL - RAP
1 stop18h 57mMultiple Airlines
Deal found 3/27$133
mié. 5/88:04 pmSTL - RAP
2 stops18h 44mMultiple Airlines
Deal found 3/27$139
mié. 8/286:00 amORD - FSD
1 stop6h 37mDelta
Deal found 3/28$154
mié. 8/286:45 pmMDW - FSD
1 stop3h 59mDelta
Deal found 3/28$154
mié. 4/2411:33 amSTL - RAP
1 stop27h 03mMultiple Airlines
Deal found 3/27$161

Find flights from Illinois to South Dakota within your budget

Customize your flight search to find flights from Illinois to South Dakota 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 3,228,805 searches. Data last updated marzo 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$142 - $324

Route

Depart

Return

Price

Chicago MidwaySioux Falls Joe Foss Field

MDW - FSD

MDWFSD

Chicago Midway

mar. 4/30

1 stop15h 33m

Sioux Falls Joe Foss Field

sáb. 5/4

1 stop16h 39m

$142

Chicago MidwaySioux Falls Joe Foss Field

MDW - FSD

MDWFSD

Chicago Midway

vie. 4/26

1 stop10h 31m

Sioux Falls Joe Foss Field

vie. 5/3

1 stop27h 38m

$147

Chicago MidwaySioux Falls Joe Foss Field

MDW - FSD

MDWFSD

Chicago Midway

vie. 4/26

1 stop10h 31m

Sioux Falls Joe Foss Field

sáb. 4/27

1 stop16h 39m

$148

Chicago MidwaySioux Falls Joe Foss Field

MDW - FSD

MDWFSD

Chicago Midway

mié. 4/10

1 stop8h 58m

Sioux Falls Joe Foss Field

mié. 4/17

1 stop17h 08m

$149

Chicago O'Hare IntlSioux Falls Joe Foss Field

ORD - FSD

ORDFSD

Chicago O'Hare Intl

mar. 4/30

1 stop20h 01m

Sioux Falls Joe Foss Field

sáb. 5/4

1 stop9h 04m

$150

Chicago O'Hare IntlRapid City

ORD - RAP

ORDRAP

Chicago O'Hare Intl

vie. 4/12

Nonstop2h 28m

Rapid City

dom. 4/21

Nonstop2h 19m

$199

Lambert-St LouisSioux Falls Joe Foss Field

STL - FSD

STLFSD

Lambert-St Louis

mié. 4/24

1 stop6h 13m

Sioux Falls Joe Foss Field

sáb. 4/27

1 stop5h 51m

$208

Chicago O'Hare IntlRapid City

ORD - RAP

ORDRAP

Chicago O'Hare Intl

mié. 4/24

1 stop7h 49m

Rapid City

mar. 4/30

2 stops9h 29m

$211

Chicago MidwayRapid City

MDW - RAP

MDWRAP

Chicago Midway

lun. 5/13

2 stops37h 45m

Rapid City

vie. 5/17

1 stop18h 49m

$324

Flights are sorted by cheapest first

Deals found on 3/26

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing South Dakota

Get insights into the airlines that provide service to South Dakota. 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 South Dakota. Reviews last updated marzo 29, 2024.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Illinois to South Dakota. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
11,402 reviews

Food

7.5

Overall

8.1

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very good
11,402 reviews
8.1
Very good
11,402 reviews

Food

7.5

Overall

8.1

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.4
Good
11,481 reviews
8.1
Very good
11,402 reviews

Food

7.5

Overall

8.1

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.3
Good
15,181 reviews
8.1
Very good
11,402 reviews

Food

7.5

Overall

8.1

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

6.3
Okay
4,263 reviews
8.1
Very good
11,402 reviews

Food

7.5

Overall

8.1

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

Related info for your journey

Find useful and relevant information for your journey from Illinois to South Dakota. 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 Illinois to South Dakota for under $200 on Cheapflights?

    Yes, there are multiple flights from Illinois to South Dakota for under $200. The cheapest flight booked recently is on Frontier for just $142, but on average you can expect to pay $178.

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

    Cheapflights has at least 20 direct flights from Illinois to South Dakota under $200. A good price for a nonstop flight from Illinois to South Dakota is less than $367.

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

    There are currently 20+ open flights from Illinois to South Dakota within the next 7 days for less than $300.

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

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

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

    Per day, 16 flights depart from Illinois to South Dakota on average.
    Morning (6am - Noon) - 25% of flight departures
    Evening (6pm - Midnight) - 75% of flight departures

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

    Frontier, United Airlines, and Delta can get you from Illinois to South Dakota in just under 2h 28m. Your travel time can differ by up to 13h 05m. There are 463 mi between Illinois and South Dakota. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $81. Delta flights start at $154 while deals on United Airlines start at $215 one-way.

  • What does ORD to FSD mean?

    Chicago O'Hare Intl Airport is ORD and Sioux Falls Joe Foss Field Airport is FSD. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Ready for more IATA code knowledge? These are related airports for your current travel destination: Rapid City Airport (RAP), Aberdeen Airport (ABR), Pierre Airport (PIR), Watertown Airport (ATY), Huron Howes Airport (HON).

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

    The amount of baggage you can bring 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 Illinois to South Dakota with specific airlines?

    Yes, Cheapflights allows you to browse and filter 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 Illinois to South Dakota that include hotel bookings?

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to see available direct flights.

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

    Yes. Cheapflights offers flight deals from Illinois to South Dakota 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 Illinois to South Dakota that allow pets onboard?

    Many airlines do 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.

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

    The Illinois to South Dakota flight deals you see on this page were last updated on 3/28.

See more FAQs

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Alternative routes for Illinois to South Dakota
See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Illinois to South Dakota

Discover the top 4 airlines that operate flights from Illinois to South Dakota. 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 3,228,805 searches. Data last updated marzo 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$148Average$501FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$160Average$369FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$164Average$449FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Denver Air ConnectionCheapest$194Average$278FlexibilityNo cancel feeOn-timeN/A
Search Denver Air Connection flights

Search flights from Illinois to South Dakota by cabin class

Find flights from Illinois to South Dakota, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Illinois to South Dakota

Find hourly flight availability from Illinois to South Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 29, 2024.
1%of flight departuresEarly morningMidnight to 6 am
24%of flight departuresMorning6 am to noon
33%of flight departuresAfternoonNoon to 6 pm
42%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois to South Dakota?

When you search for this flight from Illinois to South Dakota, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Illinois to South Dakota?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Illinois to South Dakota.

Can Cheapflights find flights from Illinois to South Dakota with no change fees?

Yes! Cheapflights helps users easily find flights from Illinois to South Dakota with no change fees.

Can Cheapflights notify me if prices for flights from Illinois to South Dakota become cheaper?

Not ready to book yet? You can track prices for flights from Illinois to South Dakota on Cheapflights with our Price Alert feature and get notified when better prices are available.

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

Yes, you can often find last-minute deals on Illinois to South Dakota 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 can I compare prices from different travel booking sites for flights from Illinois to South Dakota?

Cheapflights aggregates prices from various travel booking sites. This allows you to compare prices and choose the best deal.

Can I find deals for flights from Illinois to South Dakota that offer flexible cancellation policies?

Cancellation policies vary by airline and fare type. After entering your flight details, you can view the cancellation policies for each deal in the search results. Some deals may offer flexibility in terms of cancellation and changes.

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