$101 Cheap flight deals from Sioux Falls (FSD) to St. Louis (STL)

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Airfares from $101 One Way, $160 Round Trip from Sioux Falls to St. Louis

Prices starting at $160 for return flights and $101 for one-way flights to St. Louis were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Nov 10 - Wed, Nov 12
FSD
Sioux Falls
STL
St. Louis
$160 Roundtrip, found 4 days ago
$160
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Sioux Falls to St. Louis, returning Wed, Nov 12, priced at $160 found 4 days ago
Thu, Nov 6 - Wed, Nov 12
FSD
Sioux Falls
STL
St. Louis
$162 Roundtrip, found 4 days ago
$162
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Nov 6 from Sioux Falls to St. Louis, returning Wed, Nov 12, priced at $162 found 4 days ago
Fri, Nov 7 - Wed, Nov 12
FSD
Sioux Falls
STL
St. Louis
$175 Roundtrip, found 4 days ago
$175
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Fri, Nov 7 from Sioux Falls to St. Louis, returning Wed, Nov 12, priced at $175 found 4 days ago
Sun, Nov 9 - Wed, Nov 12
FSD
Sioux Falls
STL
St. Louis
$176 Roundtrip, found 4 days ago
$176
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sun, Nov 9 from Sioux Falls to St. Louis, returning Wed, Nov 12, priced at $176 found 4 days ago
Mon, Nov 10 - Sat, Nov 15
FSD
Sioux Falls
STL
St. Louis
$189 Roundtrip, found 4 days ago
$189
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Sioux Falls to St. Louis, returning Sat, Nov 15, priced at $189 found 4 days ago

More About Flying To St. Louis from Sioux Falls

Route Information for Flights from Sioux Falls to St. Louis

Origin Airport IATA Code
FSD
Destination Airport IATA Code
STL
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Sioux Falls to St. Louis

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Frequently asked questions

What is the shortest flight from Sioux Falls to St. Louis?
The journey from Sioux Falls to St. Louis can be as fast as 2 hours and 20 minutes. With an easy flight time like this, why not round up some friends and take off on an impulsive getaway?
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.