ORIGIN AIRPORT REPORT
SLC
Salt Lake City, UT (SLC) departure reliability
Of 117,874 scheduled reportable flights departing SLC, 83.9% arrived on time, 9.2% arrived at least 30 minutes late, and 0.8% were cancelled during July 2025–June 2026.
Source: U.S. Bureau of Transportation Statistics · Origin-airport cohort · Updated September 16, 2026
HISTORICAL ROUTE SIGNALLower disruption
83.9%arrived on time
9.2%30+ min late
0.8%cancelled
117,874scheduled flights
MOST-FLOWN DIRECTIONS
ALL ROUTES →Which route from SLC had the largest sample?
SLC to DEN was SLC's largest published route sample, with 7,757 scheduled flights and a 77.2% on-time rate during July 2025–June 2026.
SLC→DENSalt Lake City, UT (SLC) to Denver, CO (DEN)7,757 flights analyzedGenerally reliable77.2%on timeSLC→PHXSalt Lake City, UT (SLC) to Phoenix, AZ (PHX)5,759 flights analyzedLower disruption83.3%on timeSLC→LAXSalt Lake City, UT (SLC) to Los Angeles, CA (LAX)4,146 flights analyzedLower disruption85.8%on timeSLC→SEASalt Lake City, UT (SLC) to Seattle, WA (SEA)4,108 flights analyzedGenerally reliable79.3%on timeSLC→DFWSalt Lake City, UT (SLC) to Dallas/Fort Worth, TX (DFW)3,869 flights analyzedVariable75.8%on timeSLC→LASSalt Lake City, UT (SLC) to Las Vegas, NV (LAS)3,741 flights analyzedGenerally reliable77.3%on timeSLC→SFOSalt Lake City, UT (SLC) to San Francisco, CA (SFO)3,472 flights analyzedVariable68.3%on timeSLC→ORDSalt Lake City, UT (SLC) to Chicago, IL (ORD)3,198 flights analyzedGenerally reliable73.9%on timeSLC→ATLSalt Lake City, UT (SLC) to Atlanta, GA (ATL)2,972 flights analyzedLower disruption86.6%on timeSLC→SANSalt Lake City, UT (SLC) to San Diego, CA (SAN)2,958 flights analyzedLower disruption82.3%on timeSLC→PDXSalt Lake City, UT (SLC) to Portland, OR (PDX)2,382 flights analyzedLower disruption86.9%on timeSLC→SMFSalt Lake City, UT (SLC) to Sacramento, CA (SMF)2,158 flights analyzedLower disruption85.1%on timeSLC→IAHSalt Lake City, UT (SLC) to Houston, TX (IAH)1,957 flights analyzedLower disruption83.6%on timeSLC→JFKSalt Lake City, UT (SLC) to New York, NY (JFK)1,931 flights analyzedGenerally reliable80.1%on timeSLC→SNASalt Lake City, UT (SLC) to Santa Ana, CA (SNA)1,854 flights analyzedLower disruption83.3%on time
Which airline was most reliable departing SLC?
Among qualifying SLC airline departure results, SkyWest Airlines had the highest on-time rate: 90.1% of 36,254 flights. JetBlue Airways was lowest at 72.6% across 576 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 54,634 | 82.9% | 9.7% | 0.7% |
| SkyWest Airlines | 36,254 | 90.1% | 5.5% | 0.4% |
| Southwest Airlines | 11,290 | 77.5% | 12.7% | 0.6% |
| United Airlines | 4,875 | 79.0% | 12.7% | 1.0% |
| American Airlines | 4,635 | 76.2% | 14.3% | 2.5% |
| Frontier Airlines | 3,504 | 78.6% | 13.7% | 1.5% |
| Alaska Airlines | 1,621 | 74.2% | 12.6% | 1.7% |
| JetBlue Airways | 576 | 72.6% | 18.1% | 3.5% |
| Hawaiian Airlines | 184 | 80.4% | 11.4% | 0.0% |
| Spirit Airlines | 167 | 76.0% | 17.4% | 2.4% |
| Envoy Air | 134 | 74.6% | 13.4% | 0.7% |
Origin report, not airport-wide operations.
These figures summarize the reported scheduled passenger flights in the dataset, not every flight or every airport process.