WN1228 Southwest Airlines - Flight Status
Below, you can find details about Southwest Airlines flight WN1228, which currently operates between the airports of Ontario - Ontario International Airport (Airport Code ONT) and Denver - Denver International Airport (Airport Code DEN).
This flight data pertains specifically to the flight's details for Sunday, September 13, 2026.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN1228
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN1228
WN1228 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions. Flight Status
WN1228 Southwest Airlines to Denver
En Route - On-time
Delay: 3 minutes
Flight Status for Sunday September 13, 2026
En Route - On-time
Delay: 3 minutes
Flight Status for Sunday September 13, 2026
Airline information
Southwest Airlines
Equipment: Boeing 737-800 (Scimitar Winglets) Passenger
Departure
Ontario (ONT)
September 13, 2026
Ontario International Airport
Departed at:
06:08 pm
Terminal:
4
Gate:
405
Scheduled Departure Time: 05:55 pm
Arrival
Denver (DEN)
September 13, 2026
Denver International Airport
Estimated Arrival Time:
09:13 pm
Terminal:
-
Gate:
C35
Scheduled Arrival Time: 09:10 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.ontario-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.
Additional Information
Which is the frequency of flight WN1228?
The flight WN1228 is currently not scheduled at Ontario Airport (ONT).
Which is the distance of flight WN1228?
The distance between the two airports is 817 miles.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Ontario: 2026-09-13 20:42:11
Current Time in Denver: 2026-09-13 21:42:11
The flight WN1228 is currently not scheduled at Ontario Airport (ONT).
Which is the distance of flight WN1228?
The distance between the two airports is 817 miles.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Ontario: 2026-09-13 20:42:11
Current Time in Denver: 2026-09-13 21:42:11
Alternative Flights
The following airlines serves the same route between Ontario and Denver:
UPS
- Flight Number: 5X5806. (On Time performance: 67 - Average Delay: 21 minutes)
- Flight Number: 5X806. (On Time performance: 40 - Average Delay: 20 minutes)
Frontier Airlines
- Flight Number: F91262. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: F91500. (On Time performance: 95 - Average Delay: 3 minutes)
- Flight Number: F92908. (On Time performance: 88 - Average Delay: 6 minutes)
United Airlines
- Flight Number: UA1263. (On Time performance: 69 - Average Delay: 12 minutes)
- Flight Number: UA2446. (On Time performance: 97 - Average Delay: 6 minutes)
Southwest Airlines
- Flight Number: WN1082. (On Time performance: 80 - Average Delay: 10 minutes)
- Flight Number: WN1428. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: WN196. (On Time performance: 70 - Average Delay: 16 minutes)
- Flight Number: WN2239. (On Time performance: 100 - Average Delay: 3 minutes)
- Flight Number: WN239. (On Time performance: 60 - Average Delay: 42 minutes)
- Flight Number: WN3074. (On Time performance: 100 - Average Delay: 2 minutes)
- Flight Number: WN3075. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: WN3076. (On Time performance: 60 - Average Delay: 34 minutes)
- Flight Number: WN319. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: WN3539. (On Time performance: 100 - Average Delay: 0 minutes)
UPS
- Flight Number: 5X5806. (On Time performance: 67 - Average Delay: 21 minutes)
- Flight Number: 5X806. (On Time performance: 40 - Average Delay: 20 minutes)
Frontier Airlines
- Flight Number: F91262. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: F91500. (On Time performance: 95 - Average Delay: 3 minutes)
- Flight Number: F92908. (On Time performance: 88 - Average Delay: 6 minutes)
United Airlines
- Flight Number: UA1263. (On Time performance: 69 - Average Delay: 12 minutes)
- Flight Number: UA2446. (On Time performance: 97 - Average Delay: 6 minutes)
Southwest Airlines
- Flight Number: WN1082. (On Time performance: 80 - Average Delay: 10 minutes)
- Flight Number: WN1428. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: WN196. (On Time performance: 70 - Average Delay: 16 minutes)
- Flight Number: WN2239. (On Time performance: 100 - Average Delay: 3 minutes)
- Flight Number: WN239. (On Time performance: 60 - Average Delay: 42 minutes)
- Flight Number: WN3074. (On Time performance: 100 - Average Delay: 2 minutes)
- Flight Number: WN3075. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: WN3076. (On Time performance: 60 - Average Delay: 34 minutes)
- Flight Number: WN319. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: WN3539. (On Time performance: 100 - Average Delay: 0 minutes)
Punctuality and delays
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from August 09, 2026 to August 30, 2026. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.
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
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from August 09, 2026 to August 30, 2026. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.
Last Past Flights WN1228
Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
30 August
30 August
06:29 pm
Ontario (ONT)
Ontario (ONT)
09:22 pm
Denver (DEN)
Denver (DEN)
01h 53min
Boeing 737-800
Boeing 737-800
Landed - On-time
Sunday
23 August
23 August
07:58 pm
Ontario (ONT)
Ontario (ONT)
11:21 pm
Denver (DEN)
Denver (DEN)
02h 23min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Sunday
16 August
16 August
06:38 pm
Ontario (ONT)
Ontario (ONT)
09:54 pm
Denver (DEN)
Denver (DEN)
02h 16min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed