Route Reliability
Santa Ana → San Francisco
SNA–SFO · 372 miles · John Wayne Airport to San Francisco International Airport
- 74%
- Arrive within 15 minutes
- 10 min
- Average arrival delay
- 1.5%
- Cancelled
- 4,780
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Alaska Airlines75%2,464 flights
- 2.United Airlines74%2,172 flights
- 3.Frontier Airlines59%144 flights
What the data says
Morning-you made the right choice.
SNA–SFO flights departing between 6–9 AM arrived on time 83% of the time, versus 64% between 6–9 PM.
Sunday scaries are real for this one.
SNA–SFO flights arrived on time 83% of the time on Tuesdays and just 65% on Sundays. That gap is worth planning around.
Alaska Airlines has a clear lead on this route.
Alaska Airlines arrived on time 75% of the time on this route; Frontier Airlines managed 59%.
Recent months have been rougher.
SNA–SFO flights arrived on time 60% of the time over the last three months in the data, compared with 80% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon72%(708 flights)
- Tue83%(634 flights)
- Wed75%(644 flights)
- Thu72%(686 flights)
- Fri73%(711 flights)
- Sat83%(618 flights)
- Sun65%(684 flights)
- 6–9 AM83%(711 flights)
- 9 AM–12 PM73%(963 flights)
- 12–3 PM73%(721 flights)
- 3–6 PM81%(1099 flights)
- 6–9 PM64%(1142 flights)
- 9 PM–12 AM69%(49 flights)
Jun 85% → May 39% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 85% | 392 |
| July 2025 | 77% | 395 |
| August 2025 | 83% | 422 |
| September 2025 | 81% | 435 |
| October 2025 | 76% | 445 |
| November 2025 | 72% | 430 |
| December 2025 | 72% | 382 |
| January 2026 | 87% | 370 |
| February 2026 | 80% | 317 |
| March 2026 | 91% | 343 |
| April 2026 | 50% | 361 |
| May 2026 | 39% | 393 |
Same trip, other airports
Keep nerding
Based on 4,780 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.