ON TIMEBOARD

JAC → LAX on time

Jackson Hole (Jackson, WY) to Los Angeles LAX (Los Angeles, CA). Every scheduled flight, September 2025 to August 2026.

On time
76%
arrived < 15 min late
Cancelled
1.6%
681 flights
Typical arrival
−10 min
median vs schedule
When late
+91 min
average delay
Flights / day
2
3 airlines

76% of flights from Jackson to Los Angeles arrived on time over the past 12 months. That is worse than the typical U.S. route. The 1 p.m. departures ran on time 83% of the time; the 8 a.m. ones 78%. Most reliable airline: United Airlines (82%). 10% 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 JAC → LAX: when a flight was late, it was under 45 minutes late 55% of the time. About 1 in 15 flights landed an hour or more late, and 1 in 57 three hours or more; 1.6% were cancelled outright.

Share of all 681 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
American Airlines33572%0.9%−12 min8.4%+93 minSkyWest
United Airlines23082%2.2%−9 min4.3%+108 minUnited Airlines 52%, SkyWest 48%
Delta Air Lines11674%2.6%−11 min6.9%+62 minSkyWest

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 JAC). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%8 a.m. departures: 78% on time (103 flights)788a9 a.m. departures: too few flights9a10 a.m. departures: too few flights10a11 a.m. departures: too few flights11anoon departures: 79% on time (162 flights)7912p1 p.m. departures: 83% on time (151 flights)831p2 p.m. departures: too few flights (51 flights)2p3 p.m. departures: 80% on time (101 flights)803p4 p.m. departures: too few flights (67 flights)4p5 p.m. departures: too few flights (25 flights)5p6 p.m. departures: too few flights (20 flights)6p
JAC → LAX, 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

DepartsAmerican AirlinesUnited Airlines
8 a.m.—78%
noon79%—

By month

Each calendar month pooled over 2023–2026. Best: September (82%). Worst: July (68%).

40%70%100%Jan: 79% on time (242 flights)79JanFeb: 68% on time (212 flights)68FebMar: 79% on time (226 flights)79MarApr: too few flights (13 flights)AprMay: too few flights (46 flights)MayJun: 76% on time (200 flights)76JunJul: 68% on time (217 flights)68JulAug: 73% on time (225 flights)73AugSep: 82% on time (142 flights)82SepOct: too few flights (71 flights)OctNov: too few flights (5 flights)NovDec: 72% on time (116 flights)72Dec

By day of week

DayFlightsOn timeCancelled
Monday97——
Tuesday73——
Wednesday73——
Thursday98——
Friday10873%0.0%
Saturday12276%2.5%
Sunday11070%1.8%

Why flights were late

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

Airline (crew, maintenance, ops) 47%Late inbound plane 39%Air traffic & airport (NAS) 9%Severe weather 5%

Cancellations: weather 10 · airline 1

Month by month

Not enough months with data to draw a trend.

Worst days in the past year

DateFlightsOn timeCancelled
Jan 1, 202630%0
Dec 26, 202530%0
Feb 16, 202630%0
Jan 4, 202630%0
Dec 27, 202530%2

Questions

How often are flights from JAC to LAX on time?

76% of 681 scheduled flights from Jackson, WY to Los Angeles, CA arrived within 15 minutes of schedule between September 2025 and August 2026. 1.6% were cancelled.

What is the best time of day to fly JAC to LAX?

Flights scheduled to leave at 1 p.m. were the most reliable (83% on time). The 8 a.m. departures were the least (78%).

Which airline is most on time from JAC to LAX?

United Airlines: 82% of its 230 flights on the route arrived on time. American Airlines: 72%. Delta Air Lines: 74%.

What month has the most delays from JAC to LAX?

July (68% on time). The best month is September (82%), 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.