Route
SNA → SJC
John Wayne Orange County International Airport Mineta San Jose International Airport
Alerts at SNA and SJC
-
Advisory Airport Closure SNA
Airport Closure at John Wayne Orange County International Airport (SNA): Reopens Nov 08 at 14:15 UTC.
Airport status
How punctual is this route?
- On-time arrivals
- 86.1%
- Less than 15 minutes late
- Cancelled
- 0.7%
- Of scheduled flights
- Average delay when late
- 52 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,677
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 76%
- Airline (crew, maintenance, cleaning) 20%
- Air traffic control & airport 3%
- Security 0%
- Extreme weather 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 87.4% | 215 |
| October 2025 | 84.1% | 228 |
| November 2025 | 85.3% | 220 |
| December 2025 | 86.3% | 227 |
| January 2026 | 94.8% | 210 |
| February 2026 | 85.6% | 212 |
| March 2026 | 88.1% | 236 |
| April 2026 | 86.5% | 225 |
| May 2026 | 89.4% | 228 |
| June 2026 | 78.2% | 224 |
| July 2026 | 83.9% | 232 |
| August 2026 | 84.0% | 220 |
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
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 2,677 | 86.1% | 0.7% | 52 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN4936
34% late · 71 flights
-
WN4405
2% late · 63 flights
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WN3859
2% late · 60 flights
-
WN1656
0% late · 58 flights
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WN2470
2% late · 57 flights
-
WN2747
20% late · 56 flights
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WN393
20% late · 54 flights
-
WN3863
12% late · 52 flights
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WN4403
10% late · 50 flights
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WN4406
16% late · 49 flights
-
WN2549
4% late · 47 flights
-
WN3221
4% late · 47 flights
-
WN649
9% late · 47 flights
-
WN1738
15% late · 46 flights
-
WN3468
14% late · 45 flights
-
WN3860
9% late · 44 flights
-
WN342
28% late · 43 flights
-
WN3858
0% late · 43 flights
-
WN1311
7% late · 42 flights
-
WN2042
29% late · 42 flights
-
WN2383
19% late · 42 flights
-
WN3861
11% late · 36 flights
-
WN3862
36% late · 36 flights
-
WN3864
47% late · 36 flights
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