American AirlinesDepart22:38
Thu, Nov 12ORD → FSD
1h 51m · Direct
$119one way, per person
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- Cheapest fare
- $119
- Cheapest month
- November
- Direct flights
- Yes
- Flight time
- 1h 51m
American Airlines · Thu, Nov 12
from $119
American Airlines and United Airlines
770 km
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Cheapest month to fly from Chicago to Sioux Falls
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in November 2026
The lowest fares we've seen for each day, cheapest first.
American Airlines
United AirlinesDepart19:45
Fri, Nov 13ORD → FSD
1h 52m · Direct
$224one way, per person
View deal
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About flights from Chicago to Sioux Falls
Chicago (CHI) and Sioux Falls (FSD) are about 770 km apart. Direct flights take around 1h 51m, and recent direct fares were with American Airlines and United Airlines. Over the next few months, one-way fares start from $119, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Chicago to Sioux Falls?
The cheapest one-way fare we've seen recently is $119 with American Airlines, departing Thursday, November 12, 2026.
What is the cheapest month to fly from Chicago to Sioux Falls?
November 2026 currently has the lowest fares, from $119 one way.
Are there direct flights from Chicago to Sioux Falls?
Yes. Recent direct fares were with American Airlines and United Airlines.
How long is the flight from Chicago to Sioux Falls?
A direct flight takes about 1h 51m. Chicago and Sioux Falls are around 770 km apart.
Which airlines fly from Chicago to Sioux Falls?
Recent fares on this route were with American Airlines and United Airlines.
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