GEG to SFO flight delays & on-time performance
Nonstop flights from Spokane International Airport to San Francisco International Airport · 733 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at GEG or SFO right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Spokane (GEG) to San Francisco (SFO) arrived on time 73% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0.3% were cancelled, and 10% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (73% on time); United Airlines was the least (71%).
- Departures scheduled around 4pm did best (84% on time); around 7pm did worst (5%).
- Tuesday was the most reliable day to fly (84% on time) and Thursday the least (66%).
- The largest source of delay minutes was air traffic control & airport congestion (48%).
Which airline is most on time from GEG to SFO?
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 |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 73% | 0.4% | 22 min | 10.7% | 844 |
| United Airlines | 71% | 0.0% | 14 min | 5.8% | 52 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am81%181 flights
- 7am70%153 flights
- 12pm79%323 flights
- 1pm43%40 flights
- 2pm79%70 flights
- 3pm80%15 flights
- 4pm84%71 flights
- 7pm5%40 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday68%0.7% cancelled
- Tuesday84%0.8% cancelled
- Wednesday77%0.0% cancelled
- Thursday66%0.7% cancelled
- Friday70%0.0% cancelled
- Saturday83%0.0% cancelled
- Sunday69%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.
- Air traffic control & airport congestion48%
- Airline (crew, maintenance, cleaning, fueling)22%
- Late-arriving aircraft21%
- Extreme weather8%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather67%
- Air traffic control & airport congestion33%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
GEG to SFO: common questions
- How often are GEG to SFO flights on time?
- 73% 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 Spokane to San Francisco cancelled?
- 0.3% of scheduled flights were cancelled (3 of 896).
- How long are typical delays?
- Across all flights the average arrival delay was 22 min (early arrivals count as zero). Flights that were late arrived 77 min behind schedule on average, and 10.4% of flights were an hour or more late.
- How long is taxi time at GEG?
- Flights on this route spent 22 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SFO to GEG — 76% on time
More flights from Spokane
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: GEG → SFO, nonstop flights by US airlines that report to the DOT. How we calculate this.