ON TIMEBOARD

DL 3755 on time

Delta Air Lines 3755: Los Angeles to Sacramento at 9:10 a.m.; Sacramento to Los Angeles at 11:21 a.m. (past 12 months). Figures below the title are for LAX → SMF, its busiest leg

On time
95%
365 flights · likely 92–96%
Cancelled
0.0%
of scheduled flights
Typical arrival
−13 min
median vs schedule
When late
+84 min
average delay
Similar flights
94%
DL, same route & hour

About 1 in 18 DL 3755 flights from Los Angeles arrived 15+ minutes late, diverted or cancelled over the past year (5%); 0.0% were cancelled. The typical flight landed 13 minutes early.

DL 3755: LAX → SMF

Scheduled to leave Los Angeles at 9:10 a.m. local time, operated by SkyWest as OO 3755. Over the past year it arrived on time 95% of the time (365 flights), in line with other DL flights on the route at that hour (94%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 100% on time (30 flights)100SepOct 2025: 94% on time (31 flights)94OctNov 2025: 93% on time (30 flights)93NovDec 2025: 97% on time (31 flights)97DecJan 2026: 81% on time (31 flights)81JanFeb 2026: 100% on time (28 flights)100FebMar 2026: 94% on time (31 flights)94MarApr 2026: 93% on time (30 flights)93AprMay 2026: 100% on time (31 flights)100MayJun 2026: 93% on time (30 flights)93JunJul 2026: 94% on time (31 flights)94JulAug 2026: 97% on time (31 flights)97Aug

By day of week

DayFlightsOn time
Monday5394%
Tuesday5298%
Wednesday5292%
Thursday5296%
Friday5294%
Saturday5296%
Sunday5290%

Why it was late

Airline (crew, maintenance, ops) 51%Severe weather 34%Air traffic & airport (NAS) 14%

All flights LAX → SMF · Connecting off DL 3755? Check the risk

DL 3755: SMF → LAX

Scheduled to leave Sacramento at 11:21 a.m. local time, operated by SkyWest as OO 3755. Over the past year it arrived on time 94% of the time (236 flights), in line with other DL flights on the route at that hour (92%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Jun 2025: 100% on time (30 flights)100JunJul 2025: 94% on time (31 flights)94JulAug 2025: 97% on time (31 flights)97AugSep 2025: 97% on time (30 flights)97SepOct 2025: 90% on time (31 flights)90OctDec 2025: 83% on time (30 flights)83DecJan 2026: too few flights (4 flights)JanApr 2026: 94% on time (18 flights)94AprMay 2026: 100% on time (31 flights)100MayJun 2026: 100% on time (30 flights)100JunJul 2026: 87% on time (31 flights)87JulAug 2026: 97% on time (31 flights)97Aug

By day of week

DayFlightsOn time
Monday3491%
Tuesday3497%
Wednesday3491%
Thursday34100%
Friday3497%
Saturday3385%
Sunday3394%

Why it was late

Airline (crew, maintenance, ops) 69%Severe weather 18%Air traffic & airport (NAS) 12%

All flights SMF → LAX · Connecting off DL 3755? Check the risk

Questions

How often is DL 3755 from LAX to SMF late?

Delta Air Lines 3755 from Los Angeles, CA to Sacramento, CA arrived 15 or more minutes late, was diverted or was cancelled on 5% of 365 scheduled flights between September 2025 and August 2026. 0.0% were cancelled.

How often is DL 3755 from SMF to LAX late?

Delta Air Lines 3755 from Sacramento, CA to Los Angeles, CA arrived 15 or more minutes late, was diverted or was cancelled on 6% of 236 scheduled flights between September 2025 and August 2026. 0.0% 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 Delta Air Lines for today's flight. Method.