Southwest Airlines WN4128 Flight Status Today

Domestic flight Southwest Airlines WN4128 takes off from Ontario (ONT) United States to Baltimore (BWI) United States. It's operated by Southwest Airlines. The plane leaves Ontario International Airport at 21:55 24 March 2026 America/Los_Angeles. The flight is expected to land at Baltimore/Wash International Thurgood Marshall Airport at 05:35 25 March 2026 America/New_York. The flight will last about 4 hours 40 minutes.

Current status of WN4128 is Scheduled On time Expected Depart in 19 hours, 43 minutes

WN4128 - SWA4128 Southwest Airlines (WN)
ONT Ontario United States
Flight ONT to BWI
BWI Baltimore United States
Scheduled On time Expected Depart in 19 hours, 43 minutes
Departure Ontario International Airport
IATA: ONTICAO: KONT
Scheduled 21:55 24 March 2026
4 None
Arrival Baltimore/Wash International Thurgood Marshall Airport
IATA: BWIICAO: KBWI
Scheduled 05:35 25 March 2026
None None
WN4128 Detail
  • Type: Domestic Flight
  • Flight Duration: 4 hours 40 minutes
  • Flight Distance: 3674 kms / 2283 miles
Airline
  • Southwest Airlines
  • IATA: WN
  • ICAO: SWA
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 143
  • Freight capacity: 8.4 tons
  • Passenger classes: Economy, Premium Economy
More Detail
  • Aircraft: Boeing 737-800 (winglets) Passenger/BBJ2
  • Callsign: F-KMDW2
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/New_York
  • Current Time in Ontario: Tuesday 2026-03-24 02:12 AM
  • Current Time in Baltimore: Tuesday 2026-03-24 05:12 AM

Southwest Airlines WN4128 Flight Statistics

Southwest Airlines
Southwest Airlines
FLIGHT NO WN4128
AIRPLANE Boeing 737-800 (winglets) Passenger/BBJ2
ON TIME 10
DELAYED 4
CANCELLED 0
ON TIME 21
DELAYED 9
CANCELLED 0
ON TIME 40
DELAYED 14
CANCELLED 0
ON TIME 56
DELAYED 17
CANCELLED 2
Last 14 days flight data
14 30 60 90
On Time Rate

Southwest Airlines WN4128 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Thu 19 Mar
Scheduled On time
Ontario (ONT) 2026-03-19T21:55
Baltimore (BWI) 2026-03-20T05:35
Fri 13 Mar
Scheduled On time
Ontario (ONT) 2026-03-13T21:55
Baltimore (BWI) 2026-03-14T05:35
Thu 05 Mar
Scheduled On time
Ontario (ONT) 2026-03-05T21:55
Baltimore (BWI) 2026-03-06T05:35
Sat 21 Feb
Departed Delayed by 23m
Ontario (ONT) 2026-02-21T12:05
Baltimore (BWI) 2026-02-21T14:45
2026-02-21T12:37
Sat 14 Feb
Scheduled On time
Ontario (ONT) 2026-02-14T12:05
Baltimore (BWI) 2026-02-14T14:45
Mon 05 Jan
Scheduled On time
Ontario (ONT) 2026-01-05T07:00
Baltimore (BWI) 2026-01-05T08:40
Sun 04 Jan
Scheduled On time
Ontario (ONT) 2026-01-04T21:30
Baltimore (BWI) 2026-01-04T23:40
Fri 26 Dec
Scheduled On time
Ontario (ONT) 2025-12-26T21:30
Baltimore (BWI) 2025-12-26T23:40
Fri 21 Nov
Departed On time
Ontario (ONT) 2025-11-21T06:45
Baltimore (BWI) 2025-11-21T08:25
2025-11-21T06:43
Fri 14 Nov
Cancelled
Ontario (ONT) 2025-11-14T06:45
Baltimore (BWI) 2025-11-14T08:25

Flight routes similar to Southwest Airlines WN4128

Airline Flight no Departure Arrival
Atlas Air 5Y3707
Atlas Air 		24/03/2026
07:34 		5 hours 0 minutes
15:37
ATI 8C3464
ATI 		24/03/2026
01:30 		0 minutes
None

Southwest Airlines Flight WN4128 FAQs

What is the scheduled flight duration for Southwest Airlines WN4128 flight?

On average, nonstop flight takes 4 hour(s) 40 minutes, with the flight distance of 3674 km (2283 miles).

What is the current status of Southwest Airlines WN4128 flight?

The current status of flight Southwest Airlines WN4128 is Scheduled On time.

What type of aircraft is used for the Southwest Airlines WN4128 flight?

All Southwest Airlines WN4128 flights are operated using Boeing 737-800 (winglets) Passenger/BBJ2 aircraft.

How many Southwest Airlines WN4128 flights are operated a week?

7 flights per week. The Flight Southwest Airlines WN4128 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .