ON TIMEBOARD

F9 1105 on time

Frontier Airlines 1105: Las Vegas to Portland at 6:30 a.m. (past 12 months)

On time
72%
144 flights · likely 64–79%
Cancelled
4.9%
of scheduled flights
Typical arrival
−6 min
median vs schedule
When late
+100 min
average delay
Similar flights
85%
F9, same route & hour

About 1 in 4 F9 1105 flights from Las Vegas arrived 15+ minutes late, diverted or cancelled over the past year (28%); 4.9% were cancelled. The typical flight landed 6 minutes early.

F9 1105: LAS → PDX

Scheduled to leave Las Vegas at 6:30 a.m. local time. Over the past year it arrived on time 72% of the time (144 flights), worse than other F9 flights on the route at that hour (85%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Jul 2025: too few flights (4 flights)JulAug 2025: too few flights (3 flights)AugNov 2025: too few flights (7 flights)NovDec 2025: too few flights (13 flights)DecJan 2026: 87% on time (15 flights)87JanFeb 2026: too few flights (11 flights)FebMar 2026: too few flights (12 flights)MarApr 2026: too few flights (13 flights)AprMay 2026: 84% on time (19 flights)84MayJun 2026: 67% on time (18 flights)67JunJul 2026: 56% on time (18 flights)56JulAug 2026: 61% on time (18 flights)61Aug

By day of week

DayFlightsOn time
Monday3476%
Tuesday3—
Wednesday1—
Thursday3263%
Friday3482%
Saturday3—
Sunday3770%

Why it was late

Late inbound plane 49%Airline (crew, maintenance, ops) 42%Air traffic & airport (NAS) 5%Severe weather 5%

All flights LAS → PDX · Connecting off F9 1105? Check the risk

Questions

How often is F9 1105 from LAS to PDX late?

Frontier Airlines 1105 from Las Vegas, NV to Portland, OR arrived 15 or more minutes late, was diverted or was cancelled on 28% of 144 scheduled flights between September 2025 and August 2026. 4.9% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Frontier Airlines for today's flight. Method.