Informational Guide to Phoenix International Airport (PHX) - NON OFFICIAL

WN4639 Southwest Airlines - Flight Status

Below, you can find details about Southwest Airlines flight WN4639, which currently operates between the airports of Phoenix - Phoenix Sky Harbor International Airport (Airport Code PHX) and Spokane - Spokane International Airport (Airport Code GEG).
This flight data pertains specifically to the flight's details for Sunday, March 15, 2026.

WN4639 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

WN4639 Southwest Airlines to Spokane

Landed - On-time
Delay: 10 minutes
Flight Status for Sunday March 15, 2026

Airline information

Southwest Airlines
Southwest Airlines
Equipment: Boeing 737-800 (Scimitar Winglets) Passenger

Departure

Phoenix (PHX)
March 15, 2026
Phoenix Sky Harbor International Airport
Departed at:
08:33 am
Terminal:
4
Gate:
D4
Scheduled Departure Time: 08:30 am

Arrival

Spokane (GEG)
March 15, 2026
Spokane International Airport
Arrived at:
11:30 am
Terminal:
-
Gate:
A1
Scheduled Arrival Time: 11:20 am
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.phoenix-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 WN4639?
The flight WN4639 is scheduled to flight on Saturday, Sunday on a weekly basis.

Which is the distance of flight WN4639?
The distance between the two airports is 1022 miles.

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

Alternative Flights

The following airlines serves the same route between Phoenix and Spokane:

American Airlines
- Flight Number: AA2381. (On Time performance: 78 - Average Delay: 18 minutes)
- Flight Number: AA2871. (On Time performance: 80 - Average Delay: 16 minutes)

Frontier Airlines
- Flight Number: F92851. (On Time performance: 61 - Average Delay: 37 minutes)

Southwest Airlines
- Flight Number: WN1482.
- Flight Number: WN2654. (On Time performance: 40 - Average Delay: 40 minutes)
- Flight Number: WN2824. (On Time performance: 71 - Average Delay: 11 minutes)
- Flight Number: WN4668. (On Time performance: 90 - Average Delay: 6 minutes)
- Flight Number: WN4828. (On Time performance: 91 - Average Delay: 4 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 Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
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

Last Past Flights WN4639

Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
15 March
08:33 am
Phoenix (PHX)
11:30 am
Spokane (GEG)
02h 57min
Boeing 737-800
Boeing 737-800
Landed - On-time
Saturday
14 March
07:55 am
Phoenix (PHX)
10:59 am
Spokane (GEG)
03h 04min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Sunday
08 March
08:30 am
Phoenix (PHX)
11:13 am
Spokane (GEG)
02h 43min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Saturday
07 March
09:04 am
Phoenix (PHX)
11:08 am
Spokane (GEG)
02h 04min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed