Airport
Salt Lake City International Airport
SLC · Salt Lake City, UT
- IATA Code
- SLC
- ICAO Code
- KSLC
- City
- Salt Lake City
- Country
- United States
- Website
- slcairport.com
Salt Lake City International Airport is a major airport serving Salt Lake City, UT. Its IATA code is SLC and its ICAO code is KSLC.
The airfield sits 4,227 feet above sea level.
Below you'll find official on-time statistics, current weather and delays, nearby aircraft and traveler reviews. Flown through SLC recently? Share your experience to help other travelers.
SLC by the numbers
IATA SLC · ICAO KSLC · 4,227 ft elevation · Map
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Official departure punctuality
Ranks #75 of 358 U.S. airports for on-time departures
- On-time departures
- 84.2%
- Less than 15 minutes late
- Cancelled
- 0.8%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 117,966
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 46%
- Late-arriving aircraft 26%
- Air traffic control & airport 21%
- Extreme weather 6%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Busiest routes from SLC
| Route | Flights | On time |
|---|---|---|
| Denver (DEN) | 7,709 | 79% |
| Phoenix (PHX) | 5,778 | 83% |
| Los Angeles (LAX) | 4,196 | 86% |
| Seattle (SEA) | 4,098 | 80% |
| Dallas-Fort Worth (DFW) | 3,870 | 80% |
| Las Vegas (LAS) | 3,724 | 77% |
| San Francisco (SFO) | 3,433 | 63% |
| Chicago (ORD) | 3,246 | 75% |
| San Diego (SAN) | 3,097 | 81% |
| Atlanta (ATL) | 2,974 | 86% |
Airlines departing SLC
| Airline | Flights | On-time departures |
|---|---|---|
| Delta Air Lines | 54,749 | 84% |
| SkyWest Airlines | 36,308 | 90% |
| Southwest Airlines | 11,193 | 74% |
| United Airlines | 4,850 | 82% |
| American Airlines | 4,660 | 78% |
| Frontier Airlines | 3,572 | 83% |
| Alaska Airlines | 1,733 | 79% |
| JetBlue Airways | 584 | 64% |
| Envoy Air | 123 | 76% |
| Hawaiian Airlines | 122 | 70% |
Runways
| Runway | Length | Surface |
|---|---|---|
| 16L/34R | 12,002 ft | ASP, lighted |
| 16R/34L | 12,000 ft | CON, lighted |
| 17/35 | 9,596 ft | ASP, lighted |
| HB | 60 ft | ASP, lighted |
| HF | 43 ft | ASP |
Listen to the tower
Air traffic control frequencies, for scanners and airband radios.
- Recorded airport information (ATIS) 124.750 MHz
- Tower 118.300 MHz
- Ground 121.900 MHz
- Clearance delivery 127.300 MHz
Runways and frequencies: OurAirports (public domain). Not for navigation.
Tags: SLC, KSLC, Salt Lake City airport, Salt Lake City International Airport
Reviews
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