Question 1

Where does WN 3423 land?

Accepted Answer

WN 3423 operated by Southwest Airlines arrives at Ontario International Airport (ONT) in Ontario. The scheduled arrival time is 14:00, Terminal 2.

Question 2

Is WN 3423 usually on time?

Accepted Answer

On-time performance for WN 3423 varies with season, weather, and air traffic. TrackMyWings will track live and historical on-time rates for this flight at launch — allow buffer time for tight connections until you can check recent data.

Question 3

Which terminal does WN 3423 depart from?

Accepted Answer

WN 3423 departs from Sacramento International Airport (SMF), Terminal 5. The scheduled departure time is 08:00. Always confirm terminal information with Southwest Airlines closer to your travel date as it can change.

Question 4

What aircraft does WN 3423 use?

Accepted Answer

WN 3423 is operated on a Airbus A320neo with 180 seats across 2 cabin classes. Aircraft assignments can change — check with Southwest Airlines for the latest configuration.

Question 5

How long is the WN 3423 flight?

Accepted Answer

The scheduled flight duration for WN 3423 from Sacramento (SMF) to Ontario (ONT) is 0h 47m. Actual flight time may vary depending on air traffic, weather, and routing.

WN 3423

Route Map

Aircraft Information

Frequently Asked Questions

Track WN 3423 live in the app

More Southwest Airlines Flights