Southwest Airlines flights from Milwaukee (MKE) to Phoenix Sky Harbor (PHX).

FLIGHT SCHEDULE
Direct Flights:
Thu,Fri,Sun 06:10 Milwaukee (MKE) 09:25 Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 4978 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-02-01 through 2026-02-06
Mon,Sun 06:10 Milwaukee (MKE) 09:25 Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 4978 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 06:10 Milwaukee (MKE) 09:25 Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 4978 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-02-17 through 2026-02-23
Mon 06:10 Milwaukee (MKE) 09:25 Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 4978 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Operates only on 2026-03-02
Sun 09:00 Milwaukee (MKE) 12:00 Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 5060 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Operates only on 2026-03-01
Non-Direct Flights:
Tue,Wed 10:15 Milwaukee (MKE) 13:20 Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1323 1-stop Boeing 737-700 (Scimitar Winglets) 5:05 Effective 2026-04-07 through 2026-06-03
Tue,Wed 14:40 Milwaukee (MKE) 20:25 Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1445 1-stop Boeing 737-700 (Scimitar Winglets) 7:45 Effective 2026-03-10 through 2026-04-01
Wed,Thu 13:00 Milwaukee (MKE) 17:50 Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1498 1-stop Boeing 737 MAX 8 (7M8) 5:50 Valid until 2026-01-01
Fri 19:30 Milwaukee (MKE) 00:25 Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 3253 1-stop Boeing 737-700 (Scimitar Winglets) 5:55 Operates only on 2026-01-02 The flight arrives 1 day after departure.
Sat 11:50 Milwaukee (MKE) 15:45 Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 3810 1-stop Boeing 737-700 (Scimitar Winglets) 5:55 Effective 2026-04-11 through 2026-05-30
Tue,Wed 07:20 Milwaukee (MKE) 14:50 Phoenix Sky Harbor (PHX) 4 Southwest Airlines WN 1450 3-stop Boeing 737-700 (Scimitar Winglets) 9:30 Effective 2026-06-09 through 2026-07-29

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A domestic route departing from the Milwaukee airport (MKE) and arriving at Phoenix Sky Harbor airport (PHX).
The flight distance is 1457 miles, or 2345 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-7 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 3:35 and 4:15.

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Southwest Airlines flights from Milwaukee (MKE) to Phoenix Sky Harbor (PHX).

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN4978

06:10

Milwaukee (MKE)

09:25

Phoenix Sky Harbor (PHX) 4

Effective 2026-02-01 through 2026-02-06

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4978

06:10

Milwaukee (MKE)

09:25

Phoenix Sky Harbor (PHX) 4

Effective 2026-02-09 through 2026-02-15

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4978

06:10

Milwaukee (MKE)

09:25

Phoenix Sky Harbor (PHX) 4

Effective 2026-02-17 through 2026-02-23

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4978

06:10

Milwaukee (MKE)

09:25

Phoenix Sky Harbor (PHX) 4

Operates only on 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN5060

09:00

Milwaukee (MKE)

12:00

Phoenix Sky Harbor (PHX) 4

Operates only on 2026-03-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN1323

10:15

Milwaukee (MKE)

13:20

Phoenix Sky Harbor (PHX) 4

Effective 2026-04-07 through 2026-06-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 5:05, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN1445

14:40

Milwaukee (MKE)

20:25

Phoenix Sky Harbor (PHX) 4

Effective 2026-03-10 through 2026-04-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 7:45, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN1498

13:00

Milwaukee (MKE)

17:50

Phoenix Sky Harbor (PHX) 4

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 5:50, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3253

19:30

Milwaukee (MKE)

00:25(+1)

Phoenix Sky Harbor (PHX) 4

Operates only on 2026-01-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 5:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN3810

11:50

Milwaukee (MKE)

15:45

Phoenix Sky Harbor (PHX) 4

Effective 2026-04-11 through 2026-05-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 5:55, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN1450

07:20

Milwaukee (MKE)

14:50

Phoenix Sky Harbor (PHX) 4

Effective 2026-06-09 through 2026-07-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 9:30, 3-stop
Boeing 737-700 (Scimitar Winglets)

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A domestic route departing from the Milwaukee airport (MKE) and arriving at Phoenix Sky Harbor airport (PHX).
The flight distance is 1457 miles, or 2345 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-7 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 3:35 and 4:15.

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