LAS to MKE flight delays & on-time performance
Nonstop flights from Harry Reid International Airport to General Mitchell International Airport · 1,524 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LAS or MKE right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Las Vegas (LAS) to Milwaukee (MKE) arrived on time 74% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0.8% were cancelled, and 6% arrived an hour or more late.
- Departures scheduled around 7am did best (97% on time); around 7pm did worst (56%).
- Saturday was the most reliable day to fly (88% on time) and Thursday the least (65%).
- The largest source of delay minutes was late-arriving aircraft (54%).
Which airline is most on time from LAS to MKE?
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 |
|---|---|---|---|---|---|
| Spirit Airlines | 86% | 2.6% | 18 min | 13.5% | 38 |
| Frontier Airlines | 80% | 16.7% | 4 min | 0.0% | 6 |
| Southwest Airlines | 74% | 0.6% | 14 min | 5.4% | 1,005 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am100%14 flights
- 7am97%87 flights
- 8am93%134 flights
- 9am76%99 flights
- 10am90%51 flights
- 11am71%38 flights
- 12pm75%38 flights
- 1pm67%75 flights
- 2pm73%30 flights
- 3pm68%48 flights
- 4pm63%99 flights
- 5pm71%95 flights
- 6pm61%137 flights
- 7pm56%73 flights
- 8pm67%31 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday67%2.6% cancelled
- Tuesday79%0.0% cancelled
- Wednesday79%0.0% cancelled
- Thursday65%1.3% cancelled
- Friday74%0.0% cancelled
- Saturday88%0.0% cancelled
- Sunday72%1.2% 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 aircraft54%
- Airline (crew, maintenance, cleaning, fueling)35%
- Air traffic control & airport congestion10%
- Security0%
- Extreme weather0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather50%
- Airline (crew, maintenance, cleaning, fueling)25%
- Air traffic control & airport congestion25%
- Security0%
LAS to MKE: common questions
- How often are LAS to MKE flights on time?
- 74% 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 Las Vegas to Milwaukee cancelled?
- 0.8% of scheduled flights were cancelled (8 of 1,049).
- How long are typical delays?
- Across all flights the average arrival delay was 14 min (early arrivals count as zero). Flights that were late arrived 48 min behind schedule on average, and 5.7% of flights were an hour or more late.
- How long is taxi time at LAS?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: MKE to LAS — 82% on time
More flights from Las Vegas
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LAS → MKE, nonstop flights by US airlines that report to the DOT. How we calculate this.