Salt Lake City (SLC) to Long Beach (LGB): On-Time Performance
Data through July 2026
Salt Lake City (SLC) to Long Beach (LGB) effectively runs on two schedules. In September 2025, 98% of arrivals were on time; in April 2026 that fell to 78% — a 19-point seasonal swing. Across the full period the route averages 87% on-time against a national 78%.
- On-time
- 87%
- arrived <15 min late
- Avg delay
- 7 min
- completed flights
- Cancelled
- 0.3%
- Flights/day
- 4.3
- last 12 months
- Duration
- 1h 58m
- scheduled
- Distance
- 588 mi
Best airline from SLC to LGB
3 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlinesmost reliable | 92% | 4 min | 0.0% | 1,297 |
| Delta Air Lines | 87% | 9 min | 0.7% | 972 |
| Southwest Airlines | 81% | 10 min | 0.2% | 1,036 |
Monthly on-time trend
Best time to fly from SLC to LGB
Aim for departures around 3 p.m. (92% on-time); avoid 7 p.m. departures (59%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 86% | 6 min |
| Tuesday | 90% | 7 min |
| Wednesday | 87% | 8 min |
| Thursday | 86% | 9 min |
| Friday | 85% | 8 min |
| Saturdaybest | 90% | 6 min |
| Sunday | 85% | 8 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft39%
- Airline operations45%
- National airspace system8%
- Weather7%
Frequently asked questions
- How often are flights from SLC to LGB delayed?
- 13% of SLC–LGB flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 7 minutes.
- Which airline is most reliable from SLC to LGB?
- SkyWest Airlines has the best on-time record on this route at 92%, based on 1,297 flights. 3 airlines flew SLC–LGB frequently enough to compare in this period.
- What is the best time of day to fly from SLC to LGB?
- Departures around 3 p.m. have the best record (92% on-time), while departures around 7 p.m. have the worst (59%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SLC to LGB?
- The scheduled SLC–LGB flight time averages 1h 58m over 588 miles. Actual arrival times vary — flights on this route land 15+ minutes late 13% of the time.
- How often are SLC to LGB flights cancelled?
- 0.3% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from SLC to LGB?
- April 2026 was the roughest month in this dataset, with only 78% of arrivals on time. The best was September 2025 at 98%. If your dates are flexible, that 19-point gap is worth planning around.
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Based on 3,305 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.