ON TIMEBOARD
LAS Las Vegas / EUG Eugene

LAS → EUG on time

Las Vegas Harry Reid (Las Vegas, NV) to Eugene (Eugene, OR). Every scheduled flight, September 2025 to August 2026.

On time
86%
arrived < 15 min late
Cancelled
0.0%
472 flights
Typical arrival
−7 min
median vs schedule
When late
+39 min
average delay
Flights / day
1
2 airlines

86% of flights from Las Vegas to Eugene arrived on time over the past 12 months. That is better than the typical U.S. route. Most reliable airline: Allegiant Air (89%). 3% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for LAS → EUG: when a flight was late, it was under 45 minutes late 75% of the time. About 1 in 43 flights landed an hour or more late, and 1 in 472 three hours or more; 0.0% were cancelled outright.

Share of all 472 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Southwest Airlines36585%0.0%−7 min2.2%+36 minSouthwest Airlines
Allegiant Air10789%0.0%−8 min2.8%+54 minAllegiant Air

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at LAS). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%8 a.m. departures: too few flights (94 flights)8a9 a.m. departures: 91% on time (127 flights)919a10 a.m. departures: too few flights (41 flights)10a11 a.m. departures: too few flights (58 flights)11anoon departures: too few flights (72 flights)12p1 p.m. departures: too few flights (7 flights)1p2 p.m. departures: too few flights (39 flights)2p
LAS → EUG, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

By airline and hour

DepartsSouthwest Airlines
9 a.m.92%

By month

Each calendar month pooled over 2023–2026. Best: November (87%). Worst: June (79%).

40%70%100%Jan: 85% on time (120 flights)85JanFeb: 85% on time (110 flights)85FebMar: 82% on time (124 flights)82MarApr: 83% on time (119 flights)83AprMay: 85% on time (124 flights)85MayJun: 79% on time (121 flights)79JunJul: 80% on time (123 flights)80JulAug: 82% on time (121 flights)82AugSep: 80% on time (120 flights)80SepOct: 86% on time (129 flights)86OctNov: 87% on time (119 flights)87NovDec: 82% on time (125 flights)82Dec

By day of week

DayFlightsOn timeCancelled
Monday54——
Tuesday55——
Wednesday52——
Thursday10187%0.0%
Friday54——
Saturday53——
Sunday10385%0.0%

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Airline (crew, maintenance, ops) 46%Late inbound plane 34%Air traffic & airport (NAS) 18%Severe weather 3%

Month by month

Not enough months with data to draw a trend.

Questions

How often are flights from LAS to EUG on time?

86% of 472 scheduled flights from Las Vegas, NV to Eugene, OR arrived within 15 minutes of schedule between September 2025 and August 2026. 0.0% were cancelled.

Which airline is most on time from LAS to EUG?

Allegiant Air: 89% of its 107 flights on the route arrived on time. Southwest Airlines: 85%.

What month has the most delays from LAS to EUG?

June (79% on time). The best month is November (87%), over 2023–2026.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.