Route
GEG → SEA
Spokane International Airport Seattle–Tacoma International Airport
How punctual is this route?
- On-time arrivals
- 85.7%
- Less than 15 minutes late
- Cancelled
- 1.0%
- Of scheduled flights
- Average delay when late
- 68 min
- Flights arriving 15+ minutes late
- Flights tracked
- 4,927
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 42%
- Late-arriving aircraft 23%
- Extreme weather 19%
- Air traffic control & airport 16%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 85.6% | 436 |
| October 2025 | 85.8% | 447 |
| November 2025 | 89.2% | 424 |
| December 2025 | 81.3% | 396 |
| January 2026 | 82.6% | 437 |
| February 2026 | 91.2% | 400 |
| March 2026 | 88.0% | 418 |
| April 2026 | 90.7% | 387 |
| May 2026 | 91.5% | 415 |
| June 2026 | 88.0% | 375 |
| July 2026 | 77.5% | 385 |
| August 2026 | 76.6% | 407 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| SkyWest Airlines | 2,841 | 87.6% | 1.1% | 74 min |
| Alaska Airlines | 1,743 | 81.1% | 0.8% | 56 min |
| Delta Air Lines | 343 | 93.2% | 1.5% | 158 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO3830
19% late · 365 flights
-
OO3832
12% late · 289 flights
-
OO3824
12% late · 255 flights
-
OO4145
8% late · 247 flights
-
AS360
9% late · 239 flights
-
OO3790
9% late · 239 flights
-
OO4137
5% late · 214 flights
-
OO3754
14% late · 201 flights
-
AS455
20% late · 182 flights
-
AS320
16% late · 178 flights
-
OO4068
12% late · 141 flights
-
AS215
19% late · 131 flights
-
DL2218
7% late · 129 flights
-
OO3857
9% late · 116 flights
-
AS361
34% late · 111 flights
-
OO3673
11% late · 108 flights
-
AS357
7% late · 102 flights
-
OO4165
14% late · 86 flights
-
OO3916
10% late · 74 flights
-
DL2093
6% late · 71 flights
-
AS293
46% late · 70 flights
-
AS364
23% late · 70 flights
-
AS279
4% late · 69 flights
-
AS371
59% late · 69 flights
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