SFO to ANC flight delays & on-time performance
Nonstop flights from San Francisco International Airport to Ted Stevens Anchorage International Airport · 2,018 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at SFO or ANC right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from San Francisco (SFO) to Anchorage (ANC) arrived on time 85% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0% were cancelled, and 3% arrived an hour or more late.
- United Airlines was the most punctual airline here (91% on time); Alaska Airlines was the least (80%).
- Departures scheduled around 6pm did best (92% on time); around 7pm did worst (74%).
- Tuesday was the most reliable day to fly (92% on time) and Saturday the least (75%).
- The largest source of delay minutes was late-arriving aircraft (60%).
Which airline is most on time from SFO to ANC?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| United Airlines | 91% | 0.0% | 7 min | 2.2% | 138 |
| Alaska Airlines | 80% | 0.0% | 10 min | 4.5% | 157 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 1pm70%10 flights
- 4pm91%11 flights
- 5pm89%64 flights
- 6pm92%106 flights
- 7pm74%98 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday87%0.0% cancelled
- Tuesday92%0.0% cancelled
- Wednesday80%0.0% cancelled
- Thursday87%0.0% cancelled
- Friday85%0.0% cancelled
- Saturday75%0.0% cancelled
- Sunday92%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft60%
- Airline (crew, maintenance, cleaning, fueling)23%
- Air traffic control & airport congestion12%
- Extreme weather4%
- Security1%
Why flights are cancelled
Share of cancellations by reason.
No cancellation causes recorded in this period.
SFO to ANC: common questions
- How often are SFO to ANC flights on time?
- 85% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from San Francisco to Anchorage cancelled?
- 0.0% of scheduled flights were cancelled (0 of 295).
- How long are typical delays?
- Across all flights the average arrival delay was 8 min (early arrivals count as zero). Flights that were late arrived 48 min behind schedule on average, and 3.4% of flights were an hour or more late.
- How long is taxi time at SFO?
- Flights on this route spent 22 min taxiing from the gate to takeoff on average.
Related routes
Return trip: ANC to SFO — 86% on time
More flights from San Francisco
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SFO → ANC, nonstop flights by US airlines that report to the DOT. How we calculate this.