SLC to MCI flight delays & on-time performance
Nonstop flights from Salt Lake City International Airport to Kansas City International Airport · 920 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at SLC or MCI right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Salt Lake City (SLC) to Kansas City (MCI) arrived on time 86% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1% were cancelled, and 4% arrived an hour or more late.
- Delta Air Lines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 2pm did best (98% on time); around 3pm did worst (79%).
- Tuesday was the most reliable day to fly (89% on time) and Monday the least (79%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (56%).
Which airline is most on time from SLC 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 |
|---|---|---|---|---|---|
| Delta Air Lines | 86% | 1.0% | 9 min | 4.3% | 1,009 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 9am91%164 flights
- 10am88%201 flights
- 1pm84%170 flights
- 2pm98%43 flights
- 3pm79%68 flights
- 5pm89%89 flights
- 8pm79%212 flights
- 9pm89%60 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday79%2.0% cancelled
- Tuesday89%0.7% cancelled
- Wednesday87%0.7% cancelled
- Thursday86%0.0% cancelled
- Friday85%1.3% cancelled
- Saturday89%1.6% cancelled
- Sunday86%0.7% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)56%
- Late-arriving aircraft36%
- Air traffic control & airport congestion6%
- Extreme weather1%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)90%
- Extreme weather10%
- Air traffic control & airport congestion0%
- Security0%
SLC to MCI: common questions
- How often are SLC to MCI flights on time?
- 86% 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 Salt Lake City to Kansas City cancelled?
- 1.0% of scheduled flights were cancelled (10 of 1,009).
- How long are typical delays?
- Across all flights the average arrival delay was 9 min (early arrivals count as zero). Flights that were late arrived 58 min behind schedule on average, and 4.3% of flights were an hour or more late.
- How long is taxi time at SLC?
- Flights on this route spent 16 min taxiing from the gate to takeoff on average.
Related routes
Return trip: MCI to SLC — 87% on time
More flights from Salt Lake City
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SLC → MCI, nonstop flights by US airlines that report to the DOT. How we calculate this.