How reliable is Sioux Gateway Col. Bud Day Field?
Flights from SUX departed within 15 minutes of schedule in 80% of 4,866 flights in official BTS history. Here’s the full picture before you book.
Reliability score
on-time, cancellations & delays
Origin-airport operations
What the departure punctuality at SUX looks like
On-time departures
across 4,866 flights
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 SUX 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 Sioux Gateway Col. Bud Day Field.
The read on SUX
What the numbers say about flying through Sioux Gateway Col. Bud Day Field
Across official performance history, flights from Sioux City left within 15 minutes of schedule about 80% of the time over 4,866 flights. That's a solid, better-than-average operational record. Pair it with a moderate cancellation rate of 2.0%. 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 Sioux City, 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 SUX
- How reliable is Sioux Gateway Col. Bud Day Field (SUX)?
- Flights from Sioux City left within 15 minutes of schedule roughly 80% of the time across 4,866 flights of official history — a solid, better-than-average operational record. The cancellation rate runs about 2.0%. It's advisory context, not a guarantee for any single flight.
Planning a trip through Sioux City?
Score real flights to and from SUX on reliability, weather, and connection safety — not just price.