Best Time to Fly SFO to ANC: On-Time Stats by Hour & Airline
San Francisco International → Ted Stevens Anchorage International
Data through July 2026 · Last updated October 18, 2026
295 flights were scheduled from San Francisco (SFO) to Anchorage (ANC) in the last 12 months, and 84.8% of those that flew arrived on time, 7.1 points above the US average of 77.6%.
Among 2 airlines, United Airlines led with 90.6% on time and Alaska Airlines was last with 79.6%.
Over 24 months, Tuesday was the most reliable day (92% on time) and May the worst month (71%).
The cancellation rate was 0.0% (US average 1.8%).
SFO to ANC on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| United Airlines | 90.6% | 64 min | 0.0% | 138 |
| Alaska Airlines | 79.6% | 41 min | 0.0% | 157 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SFO to ANC
On-time arrival % by scheduled departure hour (local time), 561 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | Limited data | 6 | |
| 9am–10am | Limited data | 13 | |
| 11am–12pm | 47.2% | 0.0% | 36 |
| 1pm–2pm | Limited data | 14 | |
| 2pm–3pm | Limited data | 10 | |
| 3pm–4pm | Limited data | 2 | |
| 4pm–5pm | Limited data | 11 | |
| 5pm–6pm | 86.0% | 0.0% | 114 |
| 6pm–7pm | 89.9% | 0.0% | 119 |
| 7pm–8pm | 81.4% | 0.0% | 236 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SFO to ANC
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Summer peak (Jun 15 - Aug 15) | 83.3% | +2.9 pts | 0.0% | 281 |
| All other days | 80.4% | — | 0.0% | 280 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).