WN278 Southwest Airlines - Flight Status

Which is the frequency of flight WN278?
The flight WN278 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday on a weekly basis.

Which is the distance of flight WN278?
The distance between the two airports is 197 miles.

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

The following airlines serves the same route between Las Vegas and Ontario:

Frontier Airlines
- Flight Number: F91283. (On Time performance: 81 - Average Delay: 18 minutes)
- Flight Number: F91357. (On Time performance: 76 - Average Delay: 18 minutes)

Southwest Airlines
- Flight Number: WN2015. (On Time performance: 94 - Average Delay: 5 minutes)
- Flight Number: WN208. (On Time performance: 60 - Average Delay: 21 minutes)
- Flight Number: WN2135. (On Time performance: 26 - Average Delay: 44 minutes)
- Flight Number: WN2239.
- Flight Number: WN2298. (On Time performance: 83 - Average Delay: 9 minutes)
- Flight Number: WN2301. (On Time performance: 31 - Average Delay: 28 minutes)
- Flight Number: WN261. (On Time performance: 100 - Average Delay: 3 minutes)
- Flight Number: WN3155. (On Time performance: 88 - Average Delay: 4 minutes)
- Flight Number: WN36.
- Flight Number: WN3609.
- Flight Number: WN3845. (On Time performance: 53 - Average Delay: 35 minutes)
- Flight Number: WN4179. (On Time performance: 83 - Average Delay: 9 minutes)
- Flight Number: WN4445. (On Time performance: 100 - Average Delay: 2 minutes)
- Flight Number: WN4725.
- Flight Number: WN4733.
- Flight Number: WN4923.
- Flight Number: WN955.

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 February 14, 2026 to August 06, 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.

Note: We have excluded some days from the graph, since the quantity and quality of the data is not representative enough.

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