Route Reliability

Airport reliability

Spokane (GEG) on-time performance

How reliably flights leave Spokane, WA (GEG) and reach their destinations, by airline, departure hour and month, September 2025 to August 2026.

Historical performance Official DOT data through August 2026 · Not live flight status

Spokane, WA18,380 departures in 12 months

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Three-letter airport codes, nonstop U.S. domestic flights. One direction at a time.

Departures on time
83.5%
U.S. average 75.6%
Cancelled
0.7%
U.S. average 1.9%
60+ minutes late
4.8%
U.S. average 8.1%
Scheduled departures
18,380
12 months

What this means

GEG departures beat the U.S. average.

  • 83.5% of the 18,380 scheduled departures from Spokane (GEG) arrived at their destination on time, 7.9 points higher than the U.S. average of 75.6%.
  • 0.7% of departures were cancelled (U.S. average 1.9%), and 4.8% arrived an hour or more late.
  • Flights arriving at GEG were on time 78.9% of the time.
  • Among airlines with at least 300 departures, Delta Air Lines was the most punctual from GEG (88.0%) and American Airlines the least (75.6%).
  • Over the last 3 years, April was the most reliable month for departures from GEG (88.3% on time) and July the least reliable (78.7%).
  • Flights scheduled to depart before 6 am were the most punctual (93.6% on time); flights scheduled to depart 7 pm to 8 pm were the least (76.2%).

Airlines at GEG

Ranked by on-time arrival

Departures from GEG, September 2025 to August 2026. On time means arrived at the destination within 15 minutes of schedule.
AirlineOn timeCancelled 60+ min lateAvg delay when lateDepartures
Delta Air Lines 88.0%0.8% 4.0%94 min 2,631
Southwest Airlines 84.1%0.2% 3.3%47 min 3,618
United Airlines 84.1%0.3% 5.7%81 min 879
SkyWest AirlinesSold as United Express, Delta Connection, American Eagle, Alaska 83.9%0.9% 5.1%69 min 6,451
Alaska Airlines 83.9%0.9% 3.2%50 min 2,915
American Airlines 75.6%1.1% 9.0%98 min 1,501
Frontier Airlines 74.3%0.7% 5.6%46 min 144
Allegiant Air 59.3%1.3% 18.2%96 min 231
Envoy AirSold as American Eagle Insufficient sample 10

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On-time rate by departure hour

<6a 93.6%
6a 90.6%
7a 87.1%
8a 83.8%
9a 87.9%
10a 86.2%
11a 80.0%
12p 77.1%
1p 76.8%
2p 78.7%
3p 78.7%
4p 83.3%
5p 78.6%
6p 78.2%
7p 76.2%
8p Insufficient sample
9p 61.7%
10p 83.3%
11p 70.3%
Share of scheduled flights on time GEG average 83.5%
Departures from GEG by scheduled local departure hour, September 2025 to August 2026. Scale starts at zero.
Show as table
PeriodOn timeFlights
Departing before 6 am 93.6% 2,406
Departing 6 am to 7 am 90.6% 2,523
Departing 7 am to 8 am 87.1% 1,447
Departing 8 am to 9 am 83.8% 260
Departing 9 am to 10 am 87.9% 1,061
Departing 10 am to 11 am 86.2% 420
Departing 11 am to noon 80.0% 988
Departing noon to 1 pm 77.1% 1,829
Departing 1 pm to 2 pm 76.8% 1,829
Departing 2 pm to 3 pm 78.7% 1,011
Departing 3 pm to 4 pm 78.7% 1,111
Departing 4 pm to 5 pm 83.3% 1,183
Departing 5 pm to 6 pm 78.6% 812
Departing 6 pm to 7 pm 78.2% 211
Departing 7 pm to 8 pm 76.2% 974
Departing 8 pm to 9 pm Insufficient sample 35
Departing 9 pm to 10 pm 61.7% 60
Departing 10 pm to 11 pm 83.3% 156
Departing 11 pm to midnight 70.3% 64

Best and worst months at GEG

Jan 81.1%
Feb 84.0%
Mar 86.0%
Apr 88.3%
May 85.6%
Jun 81.9%
Jul 78.7%
Aug 80.7%
Sep 87.6%
Oct 87.3%
Nov 87.0%
Dec 82.6%
Share of scheduled flights on time 12-month average 83.5%
Departures from GEG by calendar month, September 2023 to August 2026 pooled. Scale starts at zero.
Show as table
PeriodOn timeFlights
January 81.1% 3,929
February 84.0% 3,628
March 86.0% 4,302
April 88.3% 4,335
May 85.6% 4,589
June 81.9% 4,934
July 78.7% 5,258
August 80.7% 5,018
September 87.6% 4,668
October 87.3% 4,561
November 87.0% 4,354
December 82.6% 4,338

Month by month, last 12 months

Sep 86.1%
Oct 83.1%
Nov 86.4%
Dec 82.9%
Jan 83.6%
Feb 88.5%
Mar 83.6%
Apr 88.1%
May 87.8%
Jun 79.7%
Jul 77.5%
Aug 77.1%
Share of scheduled flights on time U.S. average 75.6%
Departures from GEG, September 2025 to August 2026. Scale starts at zero.
Show as table
PeriodOn timeFlights
Sep 2025 86.1% 1,587
Oct 2025 83.1% 1,579
Nov 2025 86.4% 1,451
Dec 2025 82.9% 1,476
Jan 2026 83.6% 1,404
Feb 2026 88.5% 1,299
Mar 2026 83.6% 1,496
Apr 2026 88.1% 1,457
May 2026 87.8% 1,542
Jun 2026 79.7% 1,668
Jul 2026 77.5% 1,779
Aug 2026 77.1% 1,642

Busiest routes from GEG

Nonstop routes from GEG by scheduled flights, September 2025 to August 2026.
ToOn timeCancelledAirlinesFlights
Seattle (SEA) 84.8%1.0%34,927
Denver (DEN) 83.3%0.3%42,042
Salt Lake City (SLC) 89.7%0.6%21,668
Phoenix (PHX) 82.8%0.5%41,264
Portland (PDX) 83.8%0.8%21,068
San Francisco (SFO) 71.8%0.3%2890
Los Angeles (LAX) 89.5%0.6%3869
Las Vegas (LAS) 83.1%0.4%2856
Minneapolis (MSP) 89.4%0.8%1774
Chicago (ORD) 64.4%1.9%3696
Sacramento (SMF) 85.5%0.3%1608
Dallas/Fort Worth (DFW) 76.0%1.6%1559
Atlanta (ATL) 85.0%0.7%1540
San Diego (SAN) 83.9%0.9%2442
Oakland (OAK) 89.8%0.0%1363
Boise (BOI) 88.7%0.3%1336
San Jose (SJC) 79.4%0.4%1238
Phoenix (AZA) 70.7%1.0%199
Chicago (MDW) 87.1%0.0%185
Airliner parked at a terminal gate
Photo: Depositphotos (licensed stock, illustrative only). Credits

Sources & data dates

Source
U.S. DOT Bureau of Transportation Statistics, Reporting Carrier On-Time Performance (1987-present)
Period
September 2025 to August 2026 (12 months); month-of-year patterns September 2023 to August 2026
Data through
August 2026
Processed
2026-11-03
Scope
Scheduled nonstop domestic departures from Spokane, WA (GEG) by airlines that report to the DOT.
Method
Rates use all scheduled flights as the denominator; cancelled and diverted flights count as not on time. Figures based on fewer than 50 scheduled flights are suppressed. Full methodology.

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