PlainFlights

Route · SJC → GEG · 2020–2025 BTS data

San Jose to Spokane

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SJC to GEG (San Jose to Spokane) ranks #4029 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

84.3%
On-time
+5.3 pts
vs US avg
53 min
Delay when late
1,678
Flights
#4029 of 4927
Corpus placement

Cancelled

0.7%

Best Month

Jul 2023 87%

Worst Month

May 2023 76%

Distance

742 mi

Carriers

6

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Sep 2025 30 7 0 0 WN
Aug 2025 31 3 0 0 WN
Jul 2025 31 7 0 0 WN
Jun 2025 30 6 0 0 WN
Oct 2024 31 3 0 0 WN
Sep 2024 30 0 0 0 WN
Aug 2024 31 4 0 0 WN
Jul 2024 31 6 0 0 WN
Jun 2024 30 4 0 0 WN
May 2024 33 5 0 0 OO,WN
Apr 2024 30 2 0 0 WN
Mar 2024 30 7 0 0 WN
Dec 2023 31 2 0 0 WN
Oct 2023 32 4 0 0 WN
Sep 2023 41 10 0 0 WN
Aug 2023 41 9 0 0 WN
Jul 2023 52 7 0 0 WN
Jun 2023 52 11 0 0 WN
May 2023 54 13 0 0 WN
Apr 2023 50 14 0 0 WN
Mar 2023 54 13 0 0 WN
Feb 2023 48 2 0 0 WN
Jan 2023 50 7 0 0 WN
Dec 2022 31 5 6 0 WN

SJC–GEG seasonal on-time pattern

Best: February (95.8%) · weakest: December (74.8%)

70%75%80%85%90%95%100% JanFebMarAprMayJunJulAugSepOctNovDec 74.8%

Strongest calendar month

February

95.8% on-time · ~48 flights/mo

Busiest calendar month

February

~48 flights/mo avg

Weakest calendar month

December

74.8% on-time · ~36 flights/mo

Cancellation Rate

0.7%

6 of 904 flights

Diversion Rate

0.0%

0 of 904 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

SJC - San Jose

Full on-time, delay-cause, and seasonal performance for San Jose, CA.

SJC on-time profile

GEG - Spokane

Full on-time, delay-cause, and seasonal performance for Spokane, WA.

GEG on-time profile

Compare the two airports

See SJC and GEG side by side on delays, cancellations, and reliability.

Compare SJC vs GEG

Origin-hub reliability standing

Mid-pack among SJC departures

From SJC, this corridor sits with 9 other 75–85% on-time routes out of 31 tracked departures, not the hub's reliability leaders (21 at ≥85%) and not the softest ( 1 below 75%). Destination: Spokane · fleet on-time rank #1487 of 4927.

What the Data Says About SJC to GEG

Bureau of Transportation Statistics records show San Jose to Spokane (SJC to GEG) running a 84.3% on-time rate over 1,678 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 53.2 minutes. The 742-mile corridor is served by 6 carriers, and over the last 24 months 0.7% of 904 flights were cancelled, 0.0% diverted.

Monthly performance varies moderately here: Jul 2023 was the strongest month at 87% on-time versus May 2023 at 76%, a 11-point difference.

On the multi-year calendar, SJC–GEG peaks in February at 95.8% on-time ; the softest month is December at 74.8%, a 21.0-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does SJC to GEG rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, SJC to GEG ranks #4029 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from SJC to GEG? ▼
Flights from San Jose to Spokane have a 84.3% on-time rate based on 1,678 flights. The average delay is 53.2 minutes. The best recent month was Jul 2023 with 87% on-time.
What is the cancellation rate for SJC to GEG? ▼
Over the last 24 months, 0.7% of flights on this route were cancelled (6 of 904 flights) and 0.0% were diverted.
How far is the flight from SJC to GEG? ▼
The flight distance from San Jose (SJC) to Spokane (GEG) is approximately 742 miles. This route is served by 6 carriers.
When is the best time to fly from SJC to GEG? ▼
The best recent month for on-time performance was Jul 2023 (87% on-time). The worst was May 2023 (76% on-time). Consider booking during months with historically better performance.

Airports on this route

SJC Airport

San Jose
GEG Airport

Spokane
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using SJC–GEG data

SJC–GEG runs 5.3 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare SJC and GEG airport profiles: delay causes and top routes differ even on the same corridor. SJC airport
  • If your dates flex, February (95.8% on-time) beats December (74.8%) on this corridor. Seasonal chart
  • 4 other routes post a similar 84.3% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.