FlightRecord

Eugene (EUG) to Las Vegas (LAS): On-Time Performance

Data through May 2026

Eugene (EUG) to Las Vegas (LAS) effectively runs on two schedules. In December 2024, 90% of arrivals were on time; in December 2025 that fell to 55% — a 35-point seasonal swing. Across the full period the route averages 78% on-time against a national 78%. Morning departures also hold up better than evening ones (90% vs 63%), which matters most in the rough months.

On-time
78%
arrived <15 min late
Avg delay
23 min
completed flights
Cancelled
0.6%
Flights/day
1.3
last 12 months
Duration
2h 1m
scheduled
Distance
700 mi

Best airline from EUG to LAS

2 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Southwest Airlinesmost reliable81%10 min0.3%744
Allegiant Air66%71 min1.9%215

Monthly on-time trend

Monthly on-time percentage for EUG to LAS flights50%75%100%June 2024: 83% on-time (40 flights)83Jun 2024July 2024: 84% on-time (39 flights)84August 2024: 78% on-time (41 flights)78September 2024: 82% on-time (39 flights)82Sep 2024October 2024: 89% on-time (44 flights)89November 2024: 80% on-time (39 flights)80December 2024: 90% on-time (41 flights)90Dec 2024January 2025: 80% on-time (40 flights)80February 2025: 81% on-time (36 flights)81March 2025: 85% on-time (40 flights)85Mar 2025April 2025: 66% on-time (38 flights)66May 2025: 73% on-time (40 flights)73June 2025: 70% on-time (43 flights)70Jun 2025July 2025: 71% on-time (44 flights)71August 2025: 66% on-time (41 flights)66September 2025: 76% on-time (38 flights)76Sep 2025October 2025: 83% on-time (40 flights)83November 2025: 74% on-time (39 flights)74December 2025: 55% on-time (42 flights)55Dec 2025January 2026: 82% on-time (40 flights)82February 2026: 75% on-time (36 flights)75March 2026: 80% on-time (40 flights)80Mar 2026April 2026: 87% on-time (39 flights)87May 2026: 85% on-time (40 flights)85

Best time to fly from EUG to LAS

Aim for departures around 6 a.m. (97% on-time); avoid 9 p.m. departures (59%).

On-time percentage by scheduled departure hour, EUG to LAS5 a.m.: 88% on-time (43 flights)56 a.m.: 97% on-time (31 flights)610 a.m.: 84% on-time (25 flights)1011 a.m.: 90% on-time (110 flights)1112 p.m.: 84% on-time (87 flights)121 p.m.: 77% on-time (147 flights)132 p.m.: 75% on-time (204 flights)143 p.m.: 80% on-time (90 flights)154 p.m.: 71% on-time (51 flights)165 p.m.: 63% on-time (27 flights)177 p.m.: 59% on-time (22 flights)198 p.m.: 67% on-time (48 flights)209 p.m.: 59% on-time (54 flights)21scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday80%9 min
Tuesday81%20 min
Wednesday71%13 min
Thursday73%41 min
Friday74%12 min
Saturdaybest92%7 min
Sunday78%34 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft40%
  • Airline operations47%
  • National airspace system11%
  • Weather2%

Frequently asked questions

How often are flights from EUG to LAS delayed?
22% of EUG–LAS flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 23 minutes.
Which airline is most reliable from EUG to LAS?
Southwest Airlines has the best on-time record on this route at 81%, based on 744 flights. 2 airlines flew EUG–LAS frequently enough to compare in this period.
What is the best time of day to fly from EUG to LAS?
Departures around 6 a.m. have the best record (97% on-time), while departures around 9 p.m. have the worst (59%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from EUG to LAS?
The scheduled EUG–LAS flight time averages 2h 1m over 700 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
How often are EUG to LAS flights cancelled?
0.6% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
What is the worst month to fly from EUG to LAS?
December 2025 was the roughest month in this dataset, with only 55% of arrivals on time. The best was December 2024 at 90%. If your dates are flexible, that 35-point gap is worth planning around.

Based on 959 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.