How far is Idaho Falls, ID, from Salt Lake City, UT?
The distance between Salt Lake City (Salt Lake City International Airport) and Idaho Falls (Idaho Falls Regional Airport) is 188 miles / 303 kilometers / 164 nautical miles.
The driving distance from Salt Lake City (SLC) to Idaho Falls (IDA) is 217 miles / 350 kilometers, and travel time by car is about 3 hours 40 minutes.
Salt Lake City International Airport – Idaho Falls Regional Airport
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Distance from Salt Lake City to Idaho Falls
There are several ways to calculate the distance from Salt Lake City to Idaho Falls. Here are two standard methods:
Vincenty's formula (applied above)- 188.222 miles
- 302.914 kilometers
- 163.560 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 188.423 miles
- 303.237 kilometers
- 163.735 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
How long does it take to fly from Salt Lake City to Idaho Falls?
The estimated flight time from Salt Lake City International Airport to Idaho Falls Regional Airport is 51 minutes.
What is the time difference between Salt Lake City and Idaho Falls?
There is no time difference between Salt Lake City and Idaho Falls.
Flight carbon footprint between Salt Lake City International Airport (SLC) and Idaho Falls Regional Airport (IDA)
On average, flying from Salt Lake City to Idaho Falls generates about 53 kg of CO2 per passenger, and 53 kilograms equals 116 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Salt Lake City to Idaho Falls
See the map of the shortest flight path between Salt Lake City International Airport (SLC) and Idaho Falls Regional Airport (IDA).
Airport information
| Origin | Salt Lake City International Airport |
|---|---|
| City: | Salt Lake City, UT |
| Country: | United States  |
| IATA Code: | SLC |
| ICAO Code: | KSLC |
| Coordinates: | 40°47′18″N, 111°58′40″W |
| Destination | Idaho Falls Regional Airport |
|---|---|
| City: | Idaho Falls, ID |
| Country: | United States |
| IATA Code: | IDA |
| ICAO Code: | KIDA |
| Coordinates: | 43°30′52″N, 112°4′15″W |
Airlines flying from Salt Lake City (SLC) to Idaho Falls (IDA)
| Delta Air Lines |