Airports › Santa Ana (SNA) › May 2025
Airport month · May 2025
John Wayne Airport-Orange County in May 2025
BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.
In May 2025, reporting carriers scheduled 3,935 domestic departures from John Wayne Airport-Orange County (SNA). 81.3% left less than 15 minutes late and 79.5% reached their destination on time; 0.6% were cancelled.
Nationally that month, 76.7% of flights departed on time and 75.4% arrived on time, so SNA departures were 4.6 points above the national departure figure.
A year earlier, in May 2024, the airport had 3,707 departures with 78.0% leaving on time: a change of +3.3 points, with flights up 6%.
Flights arriving at SNA that month were on time 82.1% of the time (3,933 scheduled arrivals).
Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 42%, national aviation system 33% and air carrier 22%.
- On time 79.5%
- Arrived 15+ minutes late 19.6%
- Cancelled 0.6%
- Diverted 0.2%
May 2025 against a year earlier, the airport's year and the nation
| Measure | May 2025 | May 2024 | SNA, 12 months to Jul 2026 | All reported flights, May 2025 |
|---|---|---|---|---|
| Departed on time | 81.3% | 78.0% | 78.9% | 76.7% |
| Arrived on time | 79.5% | 79.5% | 80.3% | 75.4% |
| Cancelled | 0.6% | 1.3% | 1.1% | 1.0% |
| Average departure delay (late minutes only) | 14.7 min | 18.1 min | 15.2 min | 17.5 min |
| Scheduled departures a day | 131 | 124 | 124 | 20,188 |
| Scheduled departures | 3,935 | 3,707 | 45,231 | 605,648 |
Airlines that month
| Reporting carrier | Flights | Share | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| WN Southwest Airlines | 1,204 | 31% | 82.7% | 3.1 min | 0.1% |
| AA American Airlines | 583 | 15% | 77.4% | 11.1 min | 1.4% |
| UA United Airlines | 545 | 14% | 75.8% | 15.3 min | 0.9% |
| OO SkyWest Airlines | 513 | 13% | 78.0% | 5.6 min | 0.8% |
| DL Delta Air Lines | 376 | 10% | 79.3% | 3.3 min | 0.5% |
| AS Alaska Airlines | 372 | 9% | 80.1% | 2.3 min | 0.3% |
| NK Spirit Airlines | 143 | 4% | 90.9% | -3.5 min | 0.7% |
| G4 Allegiant Air | 106 | 3% | 72.6% | 42.0 min | 0.0% |
| F9 Frontier Airlines | 93 | 2% | 72.0% | 17.3 min | 1.1% |
Busiest routes that month
| Route | Cities | Flights | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| SNA–SFO | Santa Ana to San Francisco | 445 | 78.2% | 6.5 min | 0.7% |
| SNA–LAS | Santa Ana to Las Vegas | 412 | 82.3% | 2.5 min | 0.2% |
| SNA–PHX | Santa Ana to Phoenix | 364 | 82.4% | 9.4 min | 0.0% |
| SNA–SEA | Santa Ana to Seattle | 348 | 75.3% | 2.9 min | 0.6% |
| SNA–DEN | Santa Ana to Denver | 329 | 74.8% | 16.8 min | 0.3% |
| SNA–OAK | Santa Ana to Oakland | 255 | 84.7% | -0.8 min | 0.8% |
| SNA–DFW | Santa Ana to Dallas/Fort Worth | 245 | 76.3% | 10.6 min | 2.9% |
| SNA–SJC | Santa Ana to San Jose | 222 | 91.9% | -5.0 min | 0.0% |
| SNA–ORD | Santa Ana to Chicago | 211 | 79.1% | 4.9 min | 0.5% |
| SNA–SMF | Santa Ana to Sacramento | 185 | 79.5% | 4.7 min | 0.0% |
| SNA–SLC | Santa Ana to Salt Lake City | 149 | 87.2% | 0.4 min | 0.0% |
| SNA–PDX | Santa Ana to Portland | 124 | 87.1% | -0.6 min | 0.0% |
By scheduled departure hour
Delay causes
Questions and answers
How many flights left SNA on time in May 2025?
81.3% of 3,935 scheduled domestic departures left less than 15 minutes late, and 79.5% reached their destination on time. The national figures that month were 76.7% and 75.4%.
How does that compare with a year earlier?
In May 2024, 78.0% of 3,707 departures left on time and 1.3% were cancelled, against 81.3% and 0.6% in May 2025.
Provenance
Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for May 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for SNA · methodology · corrections.