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WN3851 Flight Status Southwest Airlines: San Diego to Portland (SWA3851)

Are you looking for the June 5th, 2026 WN 3851 Las Vegas to St. Louis flight? Click here to go to our WN3851 Las Vegas to St. Louis Flight Status page >

WN 3851 San Diego to Portland Flight Status

Southwest Airlines Flight WN3851 from San Diego International Airport SAN to Portland International Airport PDX is not scheduled for today June 5th, 2026.
The last time the flight was scheduled was on August 3rd, 2025.
Check the table below for WN3851's most recent flight history:

WN 3851 Flight Status & Schedule

Date Departure Arrival Status
Aug 03 11:39 13:54
Landed Late
 Track >
Jul 27 12:01 14:01
Landed Late
 Track >
Jul 20 11:52 13:55
Landed Late
 Track >
Jul 13 11:23 13:27
Landed
 Track >
Jul 06 11:28 13:32
Landed
 Track >
< All SAN Departures All PDX Arrivals >

Southwest Airlines WN 3851 San Diego to Portland Flight Information

Southwest Airlines Flight WN3851 connects San Diego, United States to Portland, United States, taking off from San Diego International Airport SAN and landing at Portland International Airport PDX.

How long is the WN3851 flight from San Diego to Portland?

The average flight time from San Diego to Portland is 2 hours and 4 minutes. The flight distance is 1503 km / 934 miles and the average flight speed is 725 km/h / 451 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3851 San Diego to Portland?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3851 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN3851 arriving at?

Flight WN3851 arrives at Portland International Airport (PDX) Terminal D.

When was the latest WN3851 flight?

The latest flight took off on Sunday, August 3rd, 2025 with the flight status being Landed on 13:54.

How else can the flight WN3851 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3851, WN 3851, SWA 3851.

How often is flight WN3851 delayed?

On average, 56% of all WN3851 flights are delayed. The average delay is 25 minutes.

Can I get compensation for my delayed or cancelled WN3851 flight or baggage issues?

If your WN3851 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our WN3851 Flight Tracker above for more details.

WN3851 and San Diego SAN to Portland PDX Flights

Other flights departing from San Diego SAN: NK1155, WN113, WN2303, WS1563

Other flights arriving at Portland PDX: WN3293, WN3188, NK1285, WN1474

All flights connecting San Diego SAN to Portland PDX.

WN3851 Southwest Airlines Flight: San Diego to Portland Route Map

WN3851 Southwest Airlines Flight Map: San Diego to Portland
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: X978 D31720 D31722 F37054 CP3081 IX3114 XC157 KA116 OE7095 E44810
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.