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Airport · RKS · Rock Springs, Wyoming

Rock Springs, WY

According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Rock Springs, WY (RKS) ranks #310 of 382 tracked US airports by total flights (most flights = #1). Rock Springs, WY posts top-quartile on-time performance among the 382 tracked U.S. airports, as a smaller regional airport.

Data updated 2026-06-13

86.4%
On-time
Top 20%
on-time, US airports
134 min
Delay when late
1.14%
Cancelled
#310 of 382
Corpus placement
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RKS on-time rate vs. the national average

Ahead of the U.S. average across all 382 tracked airports.

0%100%U.S. average79%86.4%

Delay Cause Breakdown

Top delay cause: Carrier. Total delay minutes: 65,853.

Late Aircraft 19.0% (12,498 min)
Carrier 64.8% (42,705 min)
NAS (National Aviation System) 10.2% (6,744 min)
Weather 5.9% (3,906 min)
Security 0.0% (0 min)

RKS - seasonal on-time pattern

Best: March (97.7%) · worst: July (92.7%)

92%94%96%98% JanFebMarAprMayJunJulAugSepOctNovDec 93.2%

RKS - on-time rate by year

2020–2025, year-over-year trend.

92%94%96%98% 202020212022202320242025 96.5% 92.5% ▼ -4.1%

RKS - taxi-out and taxi-in (monthly)

Average taxi-out 20.5 min · taxi-in 3.8 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).

10 min20 min30 min40 min Jan 24Dec 25 32.3 min 24.7 min ▼ -23.5%

RKS's average taxi-out (20.5 min) runs longer than the recent U.S. airport mean (~16.4 min). The heaviest month in this window is January 2024 at 32.3 min; the lightest is July 2024 at 13.8 min.

Cancellation & Diversion Analysis

Flight disruption statistics for Rock Springs, WY.

Cancellation Rate

1.14%

75 of 6,604 flights

Diversion Rate

0.15%

10 of 6,604 flights

Delay Rate

13.6%

899 of 6,604 flights

Top Routes from RKS

Busiest routes to and from Rock Springs, WY.

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Route Flights On-Time Distance
DEN (Denver) → RKS (Rock Springs) 3,101 83% 260 mi
RKS (Rock Springs) → DEN (Denver) 3,100 87.1% 260 mi

Nationwide peers by on-time rate & flight volume

Two PlainFlights-derived comparison paths for Rock Springs, 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.

Similar on-time rate

Nearest out-of-state BTS on-time rate (this airport: 86.4%).

Texarkana, AR

Texarkana, AR

86.4% on-time 10,935 flights

Wichita Falls, TX

Wichita Falls, TX

86.5% on-time 10,644 flights

Escanaba, MI

Escanaba, MI

86.5% on-time 7,922 flights

Lynchburg, VA

Lynchburg, VA

86.5% on-time 2,116 flights

Similar flight volume

Nearest out-of-state total flights (this airport: 6,604).

Clarksburg/Fairmont, WV

Clarksburg/Fairmont, WV

6,552 flights 79.1% on-time

Victoria, TX

Victoria, TX

6,355 flights 87.6% on-time

Ithaca/Cortland, NY

Ithaca/Cortland, NY

6,186 flights 87.6% on-time

Cedar City, UT

Cedar City, UT

7,071 flights 92% on-time

Other Airports in Wyoming

Compare performance with other Wyoming airports.

JAC 80.7%

Jackson, WY

Jackson · 64,902 flights
CPR 83.5%

Casper, WY

Casper · 20,592 flights
GCC 86%

Gillette, WY

Gillette · 8,123 flights
SHR 86.6%

Sheridan, WY

Sheridan · 7,839 flights
LAR 85.3%

Laramie, WY

Laramie · 7,419 flights
COD 78.9%

Cody, WY

Cody · 7,056 flights
RIW 85.6%

Riverton/Lander, WY

Riverton/Lander · 6,519 flights
CYS 85.4%

Cheyenne, WY

Cheyenne · 5,577 flights

RKS delay-share reading

The standout signal at Rock Springs, WY is the delay mix: Carrier owns 64.8% of 65,853 delay minutes across 6,604 BTS flights. The on-time headline is 86.4% (7.4 pts above the 79% national average), with 899 delayed and 75 cancelled (1.14%).

Delay minutes concentrate in Carrier (19.0% late-aircraft, 64.8% carrier, 10.2% NAS, 5.9% 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, RKS is strongest in March (97.7% on-time) and weakest in July (92.7%), a 5.0-point swing. Volume peaks in July (~105 flights/month). The busiest connecting route is to DEN (Denver) at 83% on-time. Field definitions: on-time performance explained.

Statewide aggregates for Wyoming: Wyoming flight data.

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.

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

Using RKS's data

RKS'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 RKS before you book a connection. See top routes
  • Travel in March rather than July if your dates are flexible. Seasonal patterns
  • Build extra connection buffer when taxi-out spikes. January 2024 averaged 32.3 min. Taxi times

On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.

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

Source: U.S. Bureau of Transportation Statistics (BTS) Airline on-time performance and operational reliability · 2025

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. Airport figures are computed directly from BTS On-Time Performance data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.