Phoenix (PHX) to Spokane (GEG): On-Time Performance
Data through May 2026
When you fly PHX to GEG matters as much as anything else about the booking: the route swung from 91% on-time in October 2024 to just 56% in July 2024. Across the full period the route averages 78% on-time against a national 78%. Morning departures also hold up better than evening ones (83% vs 73%), which matters most in the rough months.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 15 min
- completed flights
- Cancelled
- 0.1%
- Flights/day
- 3.3
- last 12 months
- Duration
- 2h 43m
- scheduled
- Distance
- 1,020 mi
Best airline from PHX to GEG
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlinesmost reliable | 80% | 10 min | 0.2% | 1,251 |
| American Airlines | 77% | 20 min | 0.1% | 1,188 |
Monthly on-time trend
Best time to fly from PHX to GEG
Aim for departures around 9 a.m. (92% on-time); avoid 6 p.m. departures (63%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 74% | 19 min |
| Tuesdaybest | 85% | 9 min |
| Wednesday | 84% | 12 min |
| Thursday | 78% | 13 min |
| Friday | 72% | 20 min |
| Saturday | 80% | 13 min |
| Sunday | 78% | 19 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft53%
- Airline operations40%
- National airspace system7%
- Weather1%
Frequently asked questions
- How often are flights from PHX to GEG delayed?
- 22% of PHX–GEG flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 15 minutes.
- Which airline is most reliable from PHX to GEG?
- Southwest Airlines has the best on-time record on this route at 80%, based on 1,251 flights. 2 airlines flew PHX–GEG frequently enough to compare in this period.
- What is the best time of day to fly from PHX to GEG?
- Departures around 9 a.m. have the best record (92% on-time), while departures around 6 p.m. have the worst (63%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PHX to GEG?
- The scheduled PHX–GEG flight time averages 2h 43m over 1,020 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are PHX to GEG flights cancelled?
- 0.1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from PHX to GEG?
- July 2024 was the roughest month in this dataset, with only 56% of arrivals on time. The best was October 2024 at 91%. If your dates are flexible, that 34-point gap is worth planning around.
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Based on 2,494 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.