SAT to MCI flight delays & on-time performance
Nonstop flights from San Antonio International Airport to Kansas City International Airport · 706 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at SAT or MCI right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from San Antonio (SAT) to Kansas City (MCI) arrived on time 81% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0% were cancelled, and 6% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 10am did best (94% on time); around 11am did worst (74%).
- Tuesday was the most reliable day to fly (91% on time) and Saturday the least (70%).
- The largest source of delay minutes was late-arriving aircraft (58%).
Which airline is most on time from SAT to MCI?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Southwest Airlines | 81% | 0.0% | 13 min | 5.6% | 270 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 10am94%18 flights
- 11am74%103 flights
- 12pm86%66 flights
- 1pm88%26 flights
- 2pm85%13 flights
- 4pm85%13 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday78%0.0% cancelled
- Tuesday91%0.0% cancelled
- Wednesday84%0.0% cancelled
- Thursday79%0.0% cancelled
- Friday78%0.0% cancelled
- Saturday70%0.0% cancelled
- Sunday81%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft58%
- Airline (crew, maintenance, cleaning, fueling)29%
- Air traffic control & airport congestion6%
- Extreme weather6%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
No cancellation causes recorded in this period.
SAT to MCI: common questions
- How often are SAT to MCI flights on time?
- 81% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from San Antonio to Kansas City cancelled?
- 0.0% of scheduled flights were cancelled (0 of 270).
- How long are typical delays?
- Across all flights the average arrival delay was 13 min (early arrivals count as zero). Flights that were late arrived 60 min behind schedule on average, and 5.6% of flights were an hour or more late.
- How long is taxi time at SAT?
- Flights on this route spent 11 min taxiing from the gate to takeoff on average.
Related routes
Return trip: MCI to SAT — 80% on time
More flights from San Antonio
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SAT → MCI, nonstop flights by US airlines that report to the DOT. How we calculate this.