Skip to content

EN

English Tiếng Việt

417 km · Domestic

Denver (DEN) – Southwest Wyoming (RKS)

In July 2026, 124 flights operated between Denver and Southwest Wyoming (both directions), and 71.8% left on time, according to the US BTS.

Flights operated · latest month124▲ 1.6%vs July 2025
On-time departures81.6%Average delay 20.2 min
Cancelled0.8%21 of 2,626 scheduled flights
Airlines1
Rank in country#1,431

Official · July 2026 according to the US BTS only airlines required to report on-time data to the US DOT

Flights per month

Partial coverage: only airlines that report on-time data to the US DOT · 22 of 22 periods have data

October 2024 March 2025 September 2025 February 2026 July 2026

Only complete months are shown. A month appears once the source has published every day of it.

The most recent periods19 periods

Period	Flights operated 2025	Flights operated 2026	Change vs last year
January	124	124	0.0%
February	110	109	▼ 0.9%
March	122	122	0.0%
April	119	120	▲ 0.8%
May	122	123	▲ 0.8%
June	118	120	▲ 1.7%
July	122	124	▲ 1.6%
August	122	–	–
September	120	–	–
October	124	–	in progress
November	118	–	–
December	124	–	–
Year to date (Jan–Jul)	837	842	▲ 0.6%

On-time departures by month

Partial coverage: only airlines that report on-time data to the US DOT · 22 of 22 periods have data

October 2024 March 2025 September 2025 February 2026 July 2026

Departures within 15 minutes of schedule.

The most recent periods19 periods

Period	On-time departures 2025	On-time departures 2026	Change vs last year
January	81.5%	76.6%	▼ 6.0%
February	76.4%	82.6%	▲ 8.1%
March	90.2%	77.0%	▼ 14.6%
April	76.5%	87.5%	▲ 14.4%
May	86.9%	82.1%	▼ 5.5%
June	73.7%	83.3%	▲ 13.0%
July	77.9%	71.8%	▼ 7.8%
August	74.6%	–	–
September	85.0%	–	–
October	84.7%	–	in progress
November	96.6%	–	–
December	75.0%	–	–
Year-to-date average (Jan–Jul)	80.4%	80.1%	▼ 0.4%

Cancelled flights by month

Partial coverage: only airlines that report on-time data to the US DOT · 22 of 22 periods have data

October 2024 March 2025 September 2025 February 2026 July 2026

The most recent periods19 periods

Period	Cancelled flights 2025	Cancelled flights 2026	Change vs last year
January	0	0	–
February	2	1	▼ 50.0%
March	2	2	0.0%
April	1	0	▼ 100.0%
May	2	1	▼ 50.0%
June	2	0	▼ 100.0%
July	2	0	▼ 100.0%
August	2	–	–
September	0	–	–
October	0	–	in progress
November	0	–	–
December	0	–	–
Year to date (Jan–Jul)	11	4	▼ 63.6%

By direction

DEN → RKS

Scheduled flights: 1,313
Flights operated: 1,300
Cancelled: 13 · 1.0%
On-time departures: 79.4%

RKS → DEN

Scheduled flights: 1,313
Flights operated: 1,305
Cancelled: 8 · 0.6%
On-time departures: 83.8%

DEN → RKS and RKS → DEN counted separately.

Airlines on this route

Oct 1, 2024 – Jul 31, 2026

Airline	Scheduled flights	Share	On-time departures	Cancelled
SkyWest Airlines OO	2,626	100.0%	81.6%	21

Shares are of scheduled flights in the period shown. Codeshare flights are counted once, under the operating airline.

Flight timing & delays

Historical departures, grouped by the scheduled local time at the departure airport. These are recorded outcomes, not a forecast for your flight.

Times are local to the departure airport of each flight; both directions are combined.

US domestic sectors recorded by BTS

Source: the US BTS · Oct 12, 2024 → Jul 31, 2026

Lowest average delay20:00–21:007.1min · 217 recorded · 215 measured

Gap to highest-delay hour23.9min20:00 ↔ 21:00

Recorded flights2,626DEN–RKS

Departure hour

On-time departures Partial coverage: only airlines that report on-time data to the US DOT

Hover, tap or focus a point to see its value, sample and source.

Average departure delay Partial coverage: only airlines that report on-time data to the US DOT

Hover, tap or focus a point to see its value, sample and source.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT

Hover, tap or focus a point to see its value, sample and source.

View the figures

Departure hour	On-time departures	Average departure delay	With departure time	Recorded flights
00:00	No observations	—	—	—
01:00	No observations	—	—	—
02:00	No observations	—	—	—
03:00	No observations	—	—	—
04:00	No observations	—	—	—
05:00	90.1%	19.9 min	653	657
06:00	No observations	—	—	—
07:00	No observations	—	—	—
08:00	No observations	—	—	—
09:00	No observations	—	—	—
10:00	No observations	—	—	—
11:00	Fewer than 200 measured departures	—	59	59
12:00	81.3%	8.8 min	594	596
13:00	Fewer than 200 measured departures	—	183	185
14:00	77.3%	30.6 min	471	473
15:00	No observations	—	—	—
16:00	No observations	—	—	—
17:00	No observations	—	—	—
18:00	No observations	—	—	—
19:00	No observations	—	—	—
20:00	84.7%	7.1 min	215	217
21:00	74.4%	31.0 min	430	439
22:00	No observations	—	—	—
23:00	No observations	—	—	—

Day of week

On-time departures Partial coverage: only airlines that report on-time data to the US DOT

Hover, tap or focus a point to see its value, sample and source.

Average departure delay Partial coverage: only airlines that report on-time data to the US DOT

Hover, tap or focus a point to see its value, sample and source.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT

Hover, tap or focus a point to see its value, sample and source.

View the figures

Day of week	On-time departures	Average departure delay	With departure time	Recorded flights
Monday	78.9%	20.3 min	375	376
Tuesday	80.7%	31.8 min	372	376
Wednesday	84.1%	15.3 min	371	374
Thursday	80.3%	24.0 min	370	372
Friday	80.8%	16.9 min	370	376
Saturday	85.2%	12.4 min	372	376
Sunday	81.3%	20.7 min	375	376

Month of year

Months combine the same calendar month across the years shown; this is a seasonal pattern, not a monthly time series.

On-time departures Partial coverage: only airlines that report on-time data to the US DOT

Hover, tap or focus a point to see its value, sample and source.

Average departure delay Partial coverage: only airlines that report on-time data to the US DOT

Hover, tap or focus a point to see its value, sample and source.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT

Hover, tap or focus a point to see its value, sample and source.

View the figures

Month of year	On-time departures	Average departure delay	With departure time	Recorded flights
Jan	79.0%	24.8 min	248	248
Feb	79.5%	18.9 min	219	222
Mar	83.6%	14.5 min	244	248
Apr	82.0%	23.4 min	239	240
May	84.5%	16.4 min	245	248
Jun	78.6%	18.4 min	238	240
Jul	74.8%	24.9 min	246	248
Aug	Fewer than 200 measured departures	—	122	124
Sep	Fewer than 200 measured departures	—	120	120
Oct	84.3%	30.6 min	204	204
Nov	90.5%	1.7 min	232	236
Dec	81.9%	15.4 min	248	248

Delay and on-time rates need at least 200 measured departures per bucket. Smaller samples remain visible in the flight-count chart. An empty slot means no observations, not zero flights.

Recorded outcomes

On time 81.0% 2,126
Delayed >15 min 18.2% 479
Cancelled 0.8% 21
Missing departure time 0.0% 0

All recorded flights with a known scheduled local time, counted once. Missing actual times are shown separately.

On time means departing no more than 15 minutes after schedule. Cancelled flights and flights missing departure times are excluded from the on-time rate and average delay.

Flight numbers on this route

22

22 of 22

Flight numbers	By direction	Departures	On time
OO5093	RKS → DEN	657	90.1%
OO5116	DEN → RKS	402	82.3%
OO5063	RKS → DEN	206	78.4%
OO5094	DEN → RKS	176	85.1%
OO5116	RKS → DEN	109	75.0%
OO5041	DEN → RKS	91	78.0%
OO5051	DEN → RKS	91	69.2%
OO5057	DEN → RKS	61	78.7%
OO5106	DEN → RKS	58	72.4%
OO5106	RKS → DEN	57	79.0%
OO5129	DEN → RKS	54	62.8%
OO5086	DEN → RKS	52	82.7%
OO5023	DEN → RKS	37	80.6%
OO5113	RKS → DEN	37	78.4%
OO5114	RKS → DEN	37	86.5%
OO5050	RKS → DEN	35	79.4%
OO5138	DEN → RKS	35	40.6%
OO5076	DEN → RKS	32	78.1%
OO6060	DEN → RKS	32	100.0%
OO6074	RKS → DEN	32	78.1%
OO5075	DEN → RKS	31	87.1%
OO5123	RKS → DEN	31	80.7%

Flight numbers are the codes sold on tickets. On shared flights one aircraft can carry several of them. Only numbers with at least 30 flights have a page.

Monthly figures

Period	Flights operated	Change vs last year	Cancelled	On-time departures
July 2026	124	+1.6%	0	71.8%
June 2026	120	+1.7%	0	83.3%
May 2026	123	+0.8%	1	82.1%
April 2026	120	+0.8%	0	87.5%
March 2026	122	+0.0%	2	77.0%
February 2026	109	−0.9%	1	82.6%
January 2026	124	+0.0%	0	76.6%
December 2025	124	+0.0%	0	75.0%
November 2025	118	+3.5%	0	96.6%
October 2025	124	+55.0%	0	84.7%
September 2025	120		0	85.0%
August 2025	122		2	74.6%
July 2025	122		2	77.9%
June 2025	118		2	73.7%
May 2025	122		2	86.9%
April 2025	119		1	76.5%
March 2025	122		2	90.2%
February 2025	110		2	76.4%
January 2025	124		0	81.5%
December 2024	124		0	88.7%
November 2024	114		4	84.2%
October 2024	80		0	83.8%