GEG to LAS flight delays & on-time performance
Nonstop flights from Spokane International Airport to Harry Reid International Airport · 806 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at GEG or LAS 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 Las Vegas (LAS) arrived on time 83% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.2% were cancelled, and 6% arrived an hour or more late.
- Southwest Airlines was the most punctual airline here (86% on time); Allegiant Air was the least (56%).
- Departures scheduled around 7am did best (98% on time); around 8pm did worst (43%).
- Saturday was the most reliable day to fly (92% on time) and Thursday the least (72%).
- The largest source of delay minutes was late-arriving aircraft (42%).
Which airline is most on time from GEG to LAS?
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 |
|---|---|---|---|---|---|
| Southwest Airlines | 86% | 0.1% | 7 min | 2.9% | 750 |
| Allegiant Air | 56% | 1.0% | 32 min | 24.0% | 105 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am97%147 flights
- 6am95%104 flights
- 7am98%46 flights
- 8am94%18 flights
- 9am86%37 flights
- 10am89%28 flights
- 11am86%29 flights
- 12pm75%44 flights
- 1pm82%51 flights
- 2pm79%76 flights
- 3pm76%97 flights
- 4pm50%14 flights
- 5pm73%63 flights
- 6pm77%13 flights
- 8pm43%31 flights
- 9pm63%54 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday88%0.0% cancelled
- Tuesday88%0.0% cancelled
- Wednesday90%0.0% cancelled
- Thursday72%0.7% cancelled
- Friday76%0.0% cancelled
- Saturday92%0.8% cancelled
- Sunday78%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 aircraft42%
- Airline (crew, maintenance, cleaning, fueling)29%
- Air traffic control & airport congestion27%
- Extreme weather3%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)50%
- Extreme weather50%
- Air traffic control & airport congestion0%
- Security0%
GEG to LAS: common questions
- How often are GEG to LAS flights on time?
- 83% 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 Las Vegas cancelled?
- 0.2% of scheduled flights were cancelled (2 of 855).
- How long are typical delays?
- Across all flights the average arrival delay was 10 min (early arrivals count as zero). Flights that were late arrived 54 min behind schedule on average, and 5.5% of flights were an hour or more late.
- How long is taxi time at GEG?
- Flights on this route spent 14 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LAS 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 → LAS, nonstop flights by US airlines that report to the DOT. How we calculate this.