GEG to SEA flight delays & on-time performance
Nonstop flights from Spokane International Airport to Seattle–Tacoma International Airport · 224 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at GEG or SEA 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 Seattle (SEA) arrived on time 86% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1% were cancelled, and 4% arrived an hour or more late.
- Delta Air Lines was the most punctual airline here (94% on time); Alaska Airlines was the least (81%).
- Departures scheduled around 6am did best (96% on time); around 7pm did worst (78%).
- Wednesday was the most reliable day to fly (89% on time) and Thursday the least (79%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (41%).
Which airline is most on time from GEG to SEA?
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 |
|---|---|---|---|---|---|
| Delta Air Lines | 94% | 1.2% | 8 min | 2.9% | 343 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 88% | 1.1% | 9 min | 3.4% | 2,918 |
| Alaska Airlines | 81% | 1.0% | 10 min | 4.2% | 1,763 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am93%560 flights
- 6am96%445 flights
- 7am89%656 flights
- 8am90%60 flights
- 9am80%488 flights
- 11am86%451 flights
- 12pm86%131 flights
- 1pm80%645 flights
- 2pm85%87 flights
- 3pm91%340 flights
- 4pm82%150 flights
- 5pm88%340 flights
- 7pm78%601 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday87%0.7% cancelled
- Tuesday89%0.6% cancelled
- Wednesday89%1.3% cancelled
- Thursday79%1.6% cancelled
- Friday81%1.8% cancelled
- Saturday88%0.4% cancelled
- Sunday89%0.8% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)41%
- Late-arriving aircraft23%
- Extreme weather20%
- Air traffic control & airport congestion16%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather40%
- Airline (crew, maintenance, cleaning, fueling)31%
- Air traffic control & airport congestion29%
- Security0%
GEG to SEA: common questions
- How often are GEG to SEA flights on time?
- 86% 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 Seattle cancelled?
- 1.0% of scheduled flights were cancelled (52 of 5,024).
- How long are typical delays?
- Across all flights the average arrival delay was 9 min (early arrivals count as zero). Flights that were late arrived 59 min behind schedule on average, and 3.6% of flights were an hour or more late.
- How long is taxi time at GEG?
- Flights on this route spent 20 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SEA to GEG — 83% 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 → SEA, nonstop flights by US airlines that report to the DOT. How we calculate this.