LAS to SAN flight delays & on-time performance
Nonstop flights from Harry Reid International Airport to San Diego International Airport · 258 miles · Aug 2025 – Jul 2026
- SAN: Airport closed. Closed, expected to reopen Oct 11 at 13:00 UTC.
On-time arrivals
65%
arrived < 15 min late
Cancelled
1.0%
55 flights
Avg arrival delay
20 min
54 min when late
Airlines
5
5,631 flights tracked
Key facts
- Flights from Las Vegas (LAS) to San Diego (SAN) arrived on time 65% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1% were cancelled, and 9% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (74% on time); Southwest Airlines was the least (61%).
- Departures scheduled around 6am did best (91% on time); around 8pm did worst (49%).
- Wednesday was the most reliable day to fly (77% on time) and Friday the least (55%).
- The largest source of delay minutes was late-arriving aircraft (34%).
Which airline is most on time from LAS to SAN?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Alaska Airlines | 100% | 0.0% | 3 min | 0.0% | 1 |
| Spirit Airlines | 80% | 0.6% | 17 min | 5.4% | 169 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 74% | 1.2% | 17 min | 8.8% | 1,322 |
| Frontier Airlines | 68% | 0.8% | 29 min | 12.4% | 374 |
| Southwest Airlines | 61% | 0.9% | 21 min | 9.3% | 3,765 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am88%91 flights
- 6am91%309 flights
- 7am82%463 flights
- 8am74%406 flights
- 9am79%274 flights
- 10am60%412 flights
- 11am53%292 flights
- 12pm68%475 flights
- 1pm52%194 flights
- 2pm64%340 flights
- 3pm63%286 flights
- 4pm63%426 flights
- 5pm58%354 flights
- 6pm50%327 flights
- 7pm56%350 flights
- 8pm49%195 flights
- 9pm53%253 flights
- 10pm65%184 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday62%0.4% cancelled
- Tuesday76%0.3% cancelled
- Wednesday77%0.7% cancelled
- Thursday59%1.1% cancelled
- Friday55%1.9% cancelled
- Saturday74%1.0% cancelled
- Sunday59%1.2% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft34%
- Air traffic control & airport congestion32%
- Airline (crew, maintenance, cleaning, fueling)31%
- Extreme weather2%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Air traffic control & airport congestion56%
- Extreme weather33%
- Airline (crew, maintenance, cleaning, fueling)11%
- Security0%
LAS to SAN: common questions
- How often are LAS to SAN flights on time?
- 65% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Las Vegas to San Diego cancelled?
- 1.0% of scheduled flights were cancelled (55 of 5,631).
- How long are typical delays?
- Across all flights the average arrival delay was 20 min (early arrivals count as zero). Flights that were late arrived 54 min behind schedule on average, and 9.3% of flights were an hour or more late.
- How long is taxi time at LAS?
- Flights on this route spent 25 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SAN to LAS — 75% on time
More flights from Las Vegas
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LAS → SAN, nonstop flights by US airlines that report to the DOT. How we calculate this.