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Southwest Wyoming Regional Airport
Rock Springs · RKS · United States

How reliable is Southwest Wyoming Regional Airport?

Flights from RKS departed within 15 minutes of schedule in 87% of 3,541 flights in official BTS history. Here’s the full picture before you book.

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Reliability score

on-time, cancellations & delays

IATA / ICAO
RKS · KRKS
Coordinates
41.59, -109.06

Origin-airport operations

What the departure punctuality at RKS looks like

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On-time departures

across 3,541 flights

87%
On-time departures
within 15 min of schedule
1.1%
Cancellation rate
of scheduled departures
20 min
Avg. departure delay
across delayed flights
3,541
Flights analyzed
medium confidence

Source: BTS Airport Operations · data through 2026-06-25. Role-specific BTS departure history; advisory context, not a guarantee for any flight.

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Weather by month

Weather history isn’t available for RKS yet

PlaneSane shows month-by-month airport weather once enough historical METAR/IEM observations are loaded for the airport. This does not mean the airport has no weather data forever; it means the current climatology table has no monthly coverage for Southwest Wyoming Regional Airport.

The read on RKS

What the numbers say about flying through Southwest Wyoming Regional Airport

Across official performance history, flights from Rock Springs left within 15 minutes of schedule about 87% of the time over 3,541 flights. That's one of the more dependable operational records you'll see. Pair it with a low cancellation rate of 1.1%, so flights here rarely vanish outright. When a departure does run late, the typical delay is around 20 minutes.

None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Rock Springs, read how we weigh it all in how the PlaneSane Score works, and brush up with how to pick a reliable flight and avoiding weather delays.

Common questions about RKS

How reliable is Southwest Wyoming Regional Airport (RKS)?
Flights from Rock Springs left within 15 minutes of schedule roughly 87% of the time across 3,541 flights of official history — one of the more dependable operational records you'll see. The cancellation rate runs about 1.1%. It's advisory context, not a guarantee for any single flight.

Planning a trip through Rock Springs?

Score real flights to and from RKS on reliability, weather, and connection safety — not just price.