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Flights from Sioux Falls to Idaho Falls
There are no direct flights from Sioux Falls to Idaho Falls. The fastest way is one stop via Denver, about 4h 26m door to door (10 connections a week on current schedules).
No direct flights · 1 connection option From 4h 26m
Sioux Falls to Idaho Falls at a glance
Fastest journey4h 26mVia Denver, on current schedules
Nonstop flightsNoneConnect via Denver
Best ways to fly from Sioux Falls to Idaho Falls
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
FSD Denver (DEN) IDA
Leg 1: Frontier Airlines, United Airlines, SkyWest · Leg 2: United Airlines
Tue09:45 FSD10:32 DEN1h 13m connection11:45 DEN13:11 IDAUnited Airlines
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 1,233 km766 miles
- Journey time
- 4h 26mon current schedules
- Time difference
- -1hIdaho Falls vs Sioux Falls
- Currency in Idaho Falls
- USD
- Airports
- FSD → IDA
Flights from Sioux Falls to Idaho Falls: questions answered
Are there direct flights from Sioux Falls to Idaho Falls?
No. There is no nonstop service, so you will connect, most easily in Denver. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from Sioux Falls to Idaho Falls?
With one connection the journey usually takes around 4h 26m, depending on the layover. The straight-line distance is 1,233 km.
Where do you change planes between Sioux Falls and Idaho Falls?
The best connecting points are Denver (DEN). Frontier Airlines flies both legs via Denver, so you can book it as one ticket.
Which airports serve Sioux Falls and Idaho Falls?
Sioux Falls: Sioux Falls Regional Airport (FSD). Idaho Falls: Idaho Falls Regional Airport (IDA).
What is the time difference between Sioux Falls and Idaho Falls?
Idaho Falls is 1 hour behind Sioux Falls.





