Flight
Driving
Sioux City to Idaho Falls
Updated: 28 May 2026
The journey from Sioux City to Idaho Falls spans about 1,400 kilometers. Driving involves taking I-29 South to I-80 West, then switching to I-15 North in Utah. This route takes you through the heart of the Rockies. Flights from Sioux Gateway Airport (SUX) to Idaho Falls Regional Airport (IDA) require connections, typically in Salt Lake City. Expect a driving time of approximately 14 hours.
Total Distance: 1,400 km driving distance; 1,200 km straight-line air distance.
Fastest Way
Flying is the fastest, taking about 5 hours total.
Cheapest Way
Driving is the most cost-effective for families.
Compare Sioux City to Idaho Falls Routes
|
Connecting
|
Direct
|
|
|---|---|---|
| Duration | 5 hours | 14 hours |
| Avg Price | $280 - $500 | $180 - $300 in fuel |
| Operator | Delta Air Lines | Personal Vehicle |
| Route | SUX to SLC to IDA | I-29 S to I-80 W to I-15 N |
| Tip | Salt Lake City is the primary hub for this route. | I-15 North from Salt Lake City is a scenic drive. |
Travel Tips
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Time ZoneIdaho Falls is in the Mountain Time zone.
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WeatherWinters are cold and snowy; pack appropriate gear.
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TransportA car is essential for visiting nearby Yellowstone National Park.
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DiningTry the local Idaho potatoes at any downtown restaurant.
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AltitudeThe city is at 4,700 feet; stay hydrated.
Safety Tips
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Winter DrivingI-15 can be icy; use caution during winter storms.
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WildlifeBe alert for deer and elk on rural roads.
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EmergencyKeep a winter survival kit in your vehicle.
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FatigueTake breaks every 3 hours to stay alert.
People Also Ask
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Is Idaho Falls near Yellowstone?Yes, it is about a 2-hour drive to the West Entrance.
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Are there direct flights?No, all flights from Sioux City require a connection.
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How long is the drive?The drive takes approximately 14 hours.
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What is the best route?I-80 to I-15 is the most efficient route.
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Is there a train to Idaho Falls?No, there is no passenger rail service to Idaho Falls.
Quick Info
- From Sioux City, Iowa, United States
- To Idaho Falls, Idaho, United States
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Modes
Best Time to Travel
June to August for hiking, or winter for nearby skiing.
Things to Do in Idaho Falls
1
Idaho Falls River Walk
Stroll along the Snake River and view the famous waterfalls in the center of town.
2
Museum of Idaho
Explore exhibits on regional history, science, and natural history.
3
Japanese Friendship Garden
Visit this serene garden located near the river for a peaceful break.
4
Tautphaus Park Zoo
Enjoy a family-friendly day at this well-maintained zoo featuring animals from around the world.
Tags
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