Route on-time record
SNA to SJC: most on-time flights and the best time to fly
Santa Ana (John Wayne Orange County International Airport) to San Jose (Norman Y. Mineta San Jose International Airport). 2,653 nonstop flights in Jun 2025 to May 2026, 87% arrived within 15 minutes and 0.8% were cancelled. The most reliable flight number was Southwest 1656 at 8:30 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
SNA → SJC
Santa Ana to San Jose: 2,653 nonstop flights a year
On time (12 months)
87%
Cancelled
0.8%
avg delay 7 min
Best time to leave
Before 9 AM
99% on time vs 76% 6 to 9 PM
Most reliable airline
Southwest
86% chance on time
Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · Southwest 1656
8:30 AM → 9:50 AM1h 30m nonstop
Local times, typical schedule. Last flown 2026-05-31.
97%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 0 min
- Arrived on time 100% of the time (55 flights, Jun 2025 to May 2026).
- Never cancelled in 55 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 99% on time; 6 to 9 PM: 76%).
- Short track record (55 flights), so its score leans on the airline's record at this hour.
Limited track record · 55 flights
Find Southwest 1656 fares Opens this date on Aviasales#2 · Southwest 3565
8:00 AM → 9:25 AM1h 25m nonstop
Local times, typical schedule. Last flown 2026-04-06.
97%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 0 min
- Arrived on time 100% of the time (33 flights, Jun 2025 to May 2026).
- Never cancelled in 33 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 99% on time; 6 to 9 PM: 76%).
- Short track record (33 flights), so its score leans on the airline's record at this hour.
Limited track record · 33 flights
Find Southwest 3565 fares Opens this date on Aviasales#3 · Southwest 571
6:45 AM → 8:20 AM1h 35m nonstop
Local times, typical schedule. Last flown 2026-04-06.
96%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 0 min
- Arrived on time 100% of the time (15 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 99% on time; 6 to 9 PM: 76%).
- Short track record (15 flights), so its score leans on the airline's record at this hour.
Limited track record · 15 flights
Find Southwest 571 fares Opens this date on Aviasales#4 · Southwest 2470
9:55 AM → 11:15 AM1h 20m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 4515; its record covers all of them.
95%
chance on time
- On time (history)
- 99%
- Cancelled
- 1.4%
- Avg arrival delay
- 1 min
- Arrived on time 99% of the time (73 flights, Jun 2025 to May 2026).
Moderate track record · 73 flights
Find Southwest 2470 fares Opens this date on Aviasales#5 · Southwest 955
7:30 AM → 8:50 AM1h 20m nonstop
Local times, typical schedule. Last flown 2026-04-01.
94%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 1 min
- Arrived on time 100% of the time (8 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 99% on time; 6 to 9 PM: 76%).
- Short track record (8 flights), so its score leans on the airline's record at this hour.
Limited track record · 8 flights
Find Southwest 955 fares Opens this date on Aviasales#6 · Southwest 2012
7:00 AM → 8:20 AM1h 20m nonstop
Local times, typical schedule. Last flown 2026-05-29.
94%
chance on time
- On time (history)
- 96%
- Cancelled
- 0.0%
- Avg arrival delay
- 2 min
- Arrived on time 96% of the time (23 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 99% on time; 6 to 9 PM: 76%).
- Short track record (23 flights), so its score leans on the airline's record at this hour.
Limited track record · 23 flights
Find Southwest 2012 fares Opens this date on Aviasales#7 · Southwest 1538
5:30 PM → 6:55 PM1h 25m nonstop
Local times, typical schedule. Last flown 2026-04-05.
87%
chance on time
- On time (history)
- 90%
- Cancelled
- 0.0%
- Avg arrival delay
- 7 min
- Arrived on time 90% of the time (10 flights, Jun 2025 to May 2026).
- Short track record (10 flights), so its score leans on the airline's record at this hour.
Limited track record · 10 flights
Find Southwest 1538 fares Opens this date on Aviasales#8 · Southwest 1495
4:30 PM → 5:55 PM1h 25m nonstop
Local times, typical schedule. Last flown 2026-04-06.
87%
chance on time
- On time (history)
- 89%
- Cancelled
- 0.0%
- Avg arrival delay
- 10 min
- Arrived on time 89% of the time (28 flights, Jun 2025 to May 2026).
- 84% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (28 flights), so its score leans on the airline's record at this hour.
Limited track record · 28 flights
Find Southwest 1495 fares Opens this date on Aviasales#9 · Southwest 534
2:35 PM → 3:55 PM1h 20m nonstop
Local times, typical schedule. Last flown 2026-05-27.
87%
chance on time
- On time (history)
- 93%
- Cancelled
- 6.3%
- Avg arrival delay
- 3 min
- Arrived on time 93% of the time (15 flights, Jun 2025 to May 2026).
- Short track record (15 flights), so its score leans on the airline's record at this hour.
Limited track record · 15 flights
Find Southwest 534 fares Opens this date on Aviasales#10 · Southwest 3706
5:10 PM → 6:30 PM1h 20m nonstop
Local times, typical schedule. Last flown 2026-05-31.
87%
chance on time
- On time (history)
- 88%
- Cancelled
- 0.0%
- Avg arrival delay
- 6 min
- Arrived on time 88% of the time (8 flights, Jun 2025 to May 2026).
- Short track record (8 flights), so its score leans on the airline's record at this hour.
Limited track record · 8 flights
Find Southwest 3706 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Southwest Airlines86%
2,653 flights · 87% on time as flown · 0.8% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM99%
515 flights · avg delay 1 min
- 9 AM to noon90%
518 flights · avg delay 6 min
- Noon to 3 PM85%
456 flights · avg delay 8 min
- 3 to 6 PM85%
570 flights · avg delay 7 min
- 6 to 9 PM76%
569 flights · avg delay 11 min
Best day: Tuesday (92%). Worst: Sunday (82%).
Smarter routing
Nearby airports that run more on time
LAX → MRY 91% chance on time
Los Angeles International Airport to Monterey Regional Airport · 855 flights a year · 90 mi from your airports · yours: 86%
LGB → OAK 89% chance on time
Long Beach International Airport to Oakland San Francisco Bay Airport · 1,649 flights a year · 48 mi from your airports · yours: 86%
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Late-arriving aircraft75%
- Airline (crew, maintenance, boarding)21%
- Air traffic control and airport volume3%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
SNA to SJC questions
- What time of day is best to fly SNA to SJC?
- Before 9 AM: 99% of flights arrived on time, against 76% for departures 6 to 9 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
- Which airline is most on time from SNA to SJC?
- Southwest, with a season-adjusted 86% chance of operating and arriving on time over 2,653 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on SNA to SJC?
- July (83% on time); the best was January (91%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from SNA
- SJC to SNA (return)
- SNA to SFO 74%
- SNA to PHX 82%
- SNA to LAS 83%
- SNA to SEA 85%
- SNA to DEN 82%
- SNA to DFW 79%
- SNA to OAK 85%
- SNA to SMF 85%
- SNA to ORD 77%
- SNA to SLC 87%
- SNA to PDX 93%
- SNA to IAH 88%
Live status: FAA delays and ground stops