According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Gillette, WY (GCC) ranks #283 of 382 tracked US airports by total flights (most flights = #1). Gillette, WY posts top-quartile on-time performance among the 382 tracked U.S. airports, as a smaller regional airport.
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GCC on-time rate vs. the national average
Ahead of the U.S. average across all 382 tracked airports.
Delay Cause Breakdown
Top delay cause: Carrier.
Total delay minutes: 87,520.
Late Aircraft21.1% (18,484 min)
Carrier54.7% (47,895 min)
NAS (National Aviation System)14.2% (12,417 min)
Weather9.9% (8,686 min)
Security0.0% (38 min)
GCC - seasonal on-time pattern
Best: September (96.7%) · worst: February (91.6%)
GCC - on-time rate by year
2020–2025, year-over-year trend.
GCC - taxi-out and taxi-in (monthly)
Average taxi-out 20.6 min · taxi-in 5.7 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).
GCC's average taxi-out (20.6 min) runs longer than the recent U.S. airport mean (~16.4 min). The heaviest month in this window is January 2025 at 27.6 min; the lightest is October 2024 at 15.5 min.
Two PlainFlights-derived comparison paths for Gillette, WY, both outside Wyoming so the neighborhoods are not same-state geography. Axes stay disjoint: volume peers exclude the on-time peer set. Same-state compare stays below.
The standout signal at Gillette, WY is the delay mix: Carrier owns 54.7% of 87,520 delay minutes across 8,123 BTS flights. The on-time headline is 86% (7 pts above the 79% national average), with 1,136 delayed and 105 cancelled (1.29%).
Delay minutes concentrate in Carrier (21.1% late-aircraft, 54.7% carrier, 14.2% NAS, 9.9% weather, 0.0% security). As a quieter airport, a single late inbound can swing the month more than at a mega-hub.
On the multi-year calendar, GCC is strongest in September (96.7% on-time) and weakest in February (91.6%), a 5.1-point swing. Volume peaks in October (~123 flights/month). The busiest connecting route is to DEN (Denver) at 84.6% on-time. Field definitions: on-time performance explained.
Gillette, WY vs. the national on-time distribution
On-time rate among all 382 tracked U.S. airports
86%Top 22%higher than 78% of 382 airports
Gillette, WY
60%95%
U.S. airports by on-time rate, bucketed by value
Each bar is a band; taller bars hold more airports. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025).
Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.
GCC's on-time book is stronger than most peers; the remaining risk sits in the delay mix, not a weak headline rate.
Check the busiest route from GCC before you book a connection. See top routes →
Travel in September rather than February if your dates are flexible. Seasonal patterns →
Build extra connection buffer when taxi-out spikes. January 2025 averaged 27.6 min. Taxi times →
On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.
Frequently Asked Questions
What is Gillette, WY's on-time rate?
Gillette, WY (GCC) has a 86% on-time rate across 8,123 BTS-tracked flights (2020-2025), 7 pts above the 79% national flight-weighted average; that places it in roughly the top-quartile on-time performance.
How does GCC rank among U.S. airports by traffic volume?
Gillette, WY ranks #283 of 382 tracked US airports by total BTS flights (most flights = #1), making it a smaller regional airport.
What's the most common cause of delays at Gillette, WY?
Carrier is the leading delay cause at GCC, accounting for 54.7% of delay minutes. The full breakdown: 21.1% late-aircraft, 54.7% carrier, 14.2% NAS/air-traffic-control, 9.9% weather, and 0.0% security.
When is the best time to fly through Gillette, WY?
September is historically GCC's strongest month at 96.7% on-time, while February is the weakest at 91.6%, a 5.1-point swing across the BTS historical record.
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