Informational Guide to LAX Airport - NON OFFICIAL

DL3851 Delta Air Lines - Flight Status

Codeshare Flights
The flight SK3459 from SAS Scandinavian Airlines (SK) is a codeshare flight operated by Delta Air Lines (DL) under the flight number DL3851. Check this page for details about flight DL3851.

Below, you can find details about Delta Air Lines flight DL3851, which currently operates between the airports of San Jose - San Jose Mineta International Airport (Airport Code SJC) and Los Angeles - Los Angeles International Airport (Airport Code LAX).
This flight data pertains specifically to the flight's details for Friday, March 20, 2026.

DL3851 On Time performance:
89
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

DL3851 Delta Air Lines from San Jose

Scheduled
Flight Status for Friday March 20, 2026
This flight was also scheduled for Yesterday (March 18, 2026). See it here
This flight is also scheduled for Today (March 19, 2026). See it here

Airline information

Delta Air Lines
Delta Air Lines
Equipment: Embraer 175 (Enhanced Winglets)

Departure

San Jose (SJC)
March 20, 2026
San Jose Mineta International Airport
Scheduled Departure Time:
03:37 pm
Terminal:
A
Gate:
-
Scheduled Departure Time: 03:37 pm

Arrival

Los Angeles (LAX)
March 20, 2026
Los Angeles International Airport
Scheduled Arrival Time:
04:59 pm
Terminal:
3
Gate:
-
Scheduled Arrival Time: 04:59 pm
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.los-angeles-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- AM3707 - Aeromexico

- SK3459 - SAS Scandinavian Airlines

- WS8171 - WestJet

Additional Information

Which is the frequency of flight DL3851?
The flight DL3851 is scheduled to flight on daily basis.

Which is the distance of flight DL3851?
The distance between the two airports is 308 miles.

Which is the flight time of flight DL3851?
The scheduled flight time gate to gate is: 01:22 hours.
The real flight time gate to gate on average is: 01:16 hours.

Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.

Alternative Flights

The following airlines serves the same route between San Jose and Los Angeles:

Delta Air Lines
- Flight Number: DL1438. (On Time performance: 82 - Average Delay: 9 minutes)
- Flight Number: DL2541. (On Time performance: 91 - Average Delay: 5 minutes)
- Flight Number: DL2621. (On Time performance: 88 - Average Delay: 6 minutes)
- Flight Number: DL3842. (On Time performance: 92 - Average Delay: 7 minutes)
- Flight Number: DL3883. (On Time performance: 87 - Average Delay: 9 minutes)
- Flight Number: DL3979. (On Time performance: 97 - Average Delay: 13 minutes)
- Flight Number: DL976. (On Time performance: 78 - Average Delay: 22 minutes)

Frontier Airlines
- Flight Number: F92458. (On Time performance: 77 - Average Delay: 16 minutes)

Southwest Airlines
- Flight Number: WN165. (On Time performance: 96 - Average Delay: 2 minutes)
- Flight Number: WN1670. (On Time performance: 87 - Average Delay: 3 minutes)
- Flight Number: WN1691. (On Time performance: 50 - Average Delay: 16 minutes)
- Flight Number: WN172. (On Time performance: 90 - Average Delay: 5 minutes)
- Flight Number: WN1733. (On Time performance: 18 - Average Delay: 39 minutes)
- Flight Number: WN2268. (On Time performance: 98 - Average Delay: 1 minutes)
- Flight Number: WN3050. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: WN3701. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: WN3807.
- Flight Number: WN4034. (On Time performance: 82 - Average Delay: 5 minutes)
- Flight Number: WN4035. (On Time performance: 83 - Average Delay: 7 minutes)
- Flight Number: WN4445. (On Time performance: 67 - Average Delay: 11 minutes)
- Flight Number: WN540. (On Time performance: 77 - Average Delay: 10 minutes)
- Flight Number: WN684. (On Time performance: 91 - Average Delay: 5 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from March 08, 2026 to March 16, 2026, we have obtained these figures.
Total number of flights: 9
On Time: 8 ( 89 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 0 ( 0 % )
Major Delay: 1 ( 11 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 15 minutes.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights DL3851

Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
18 March
03:30 pm
San Jose (SJC)
04:49 pm
Los Angeles (LAX)
01h 19min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Tuesday
17 March
03:30 pm
San Jose (SJC)
04:46 pm
Los Angeles (LAX)
01h 16min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Monday
16 March
03:51 pm
San Jose (SJC)
05:07 pm
Los Angeles (LAX)
01h 16min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Sunday
15 March
03:29 pm
San Jose (SJC)
04:42 pm
Los Angeles (LAX)
01h 13min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Saturday
14 March
03:28 pm
San Jose (SJC)
04:37 pm
Los Angeles (LAX)
01h 09min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Friday
13 March
05:32 pm
San Jose (SJC)
07:10 pm
Los Angeles (LAX)
01h 38min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Thursday
12 March
03:29 pm
San Jose (SJC)
04:44 pm
Los Angeles (LAX)
01h 15min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Wednesday
11 March
03:26 pm
San Jose (SJC)
04:39 pm
Los Angeles (LAX)
01h 13min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Tuesday
10 March
03:27 pm
San Jose (SJC)
04:46 pm
Los Angeles (LAX)
01h 19min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Monday
09 March
03:27 pm
San Jose (SJC)
04:38 pm
Los Angeles (LAX)
01h 11min
Embraer 175 (E
Embraer 175 (E
Landed - On-time