Southwest Airlines vuelo WN 398: Multiple routes

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

Lun
-

Mar
-

Mie
-

Jue
-

Vie
-

Sab

Dom
-

Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos directos:

Southwest Airlines WN398

07:20

Austin (AUS)

08:50

San Jose (SJC) B

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

Lun
-

Mar

Mie

Jue
-

Vie
-

Sab
-

Dom
-

Duration: 3:30, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos directos:

Southwest Airlines WN398

07:30

Austin (AUS)

10:00

Operates only on 2026-05-24

Lun
-

Mar
-

Mie
-

Jue
-

Vie
-

Sab
-

Dom

Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos directos:

Southwest Airlines WN398

07:40

08:50

Harlingen (HRL)

Effective 2026-02-12 through 2026-02-16

Lun

Mar
-

Mie
-

Jue

Vie

Sab
-

Dom
-

Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

07:40

08:50

Harlingen (HRL)

Effective 2026-02-20 through 2026-03-01

Lun
-

Mar
-

Mie
-

Jue

Vie

Sab
-

Dom

Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

08:00

09:10

Harlingen (HRL)

Effective 2026-01-11 through 2026-01-16

Lun
-

Mar
-

Mie
-

Jue

Vie

Sab
-

Dom

Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

08:00

09:10

Harlingen (HRL)

Effective 2026-01-19 through 2026-01-25

Lun

Mar
-

Mie
-

Jue
-

Vie
-

Sab
-

Dom

Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

08:00

09:10

Harlingen (HRL)

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

Lun
-

Mar
-

Mie
-

Jue

Vie

Sab
-

Dom

Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

08:00

09:10

Harlingen (HRL)

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

Lun

Mar
-

Mie
-

Jue
-

Vie
-

Sab
-

Dom

Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

08:00

09:10

Harlingen (HRL)

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

Lun

Mar

Mie
-

Jue

Vie
-

Sab
-

Dom
-

Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

08:00

09:10

Harlingen (HRL)

Operates only on 2026-03-02

Lun

Mar
-

Mie
-

Jue
-

Vie
-

Sab
-

Dom
-

Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

08:15

Austin (AUS)

09:45

San Jose (SJC) B

Effective 2026-06-04 through 2026-08-03

Lun

Mar
-

Mie
-

Jue

Vie

Sab
-

Dom
-

Duration: 3:30, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos directos:

Southwest Airlines WN398

08:45

10:00

Harlingen (HRL)

Effective 2026-01-10 through 2026-02-07

Lun
-

Mar
-

Mie
-

Jue
-

Vie
-

Sab

Dom
-

Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

09:25

Austin (AUS)

11:55

Effective 2026-04-09 through 2026-06-01

Lun

Mar
-

Mie
-

Jue

Vie

Sab
-

Dom
-

Duration: 2:30, non-stop
Boeing 737-800 (73H)

Vuelos directos:

Southwest Airlines WN398

09:30

Austin (AUS)

12:00

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

Lun
-

Mar

Mie

Jue
-

Vie
-

Sab
-

Dom
-

Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

09:35

Austin (AUS)

12:05

Effective 2026-04-12 through 2026-05-17

Lun
-

Mar
-

Mie
-

Jue
-

Vie
-

Sab
-

Dom

Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos directos:

Southwest Airlines WN398

09:35

Austin (AUS)

12:05

Operates only on 2026-05-31

Lun
-

Mar
-

Mie
-

Jue
-

Vie
-

Sab
-

Dom

Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos directos:

Southwest Airlines WN398

10:30

11:40

Harlingen (HRL)

Effective 2026-02-14 through 2026-02-28

Lun
-

Mar
-

Mie
-

Jue
-

Vie
-

Sab

Dom
-

Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos directos:

Southwest Airlines WN398

12:40

Atlanta (ATL) N

14:50

Valid until 2026-01-01

Lun
-

Mar
-

Mie

Jue

Vie
-

Sab
-

Dom
-

Duration: 2:10, non-stop
Boeing 737-700 (73W)

Vuelos directos:

Southwest Airlines WN398

13:15

Austin (AUS)

14:05

Las Vegas Harry Reid (LAS) 1

Effective 2026-08-06 through 2026-09-28

Lun

Mar
-

Mie
-

Jue

Vie

Sab
-

Dom
-

Duration: 2:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

13:40

Denver (DEN)

18:45

Buffalo (BUF)

Effective 2026-08-04 through 2026-09-30

Lun
-

Mar

Mie

Jue
-

Vie
-

Sab
-

Dom
-

Duration: 3:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

14:35

Denver (DEN)

19:55

Tampa (TPA)

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

Lun
-

Mar

Mie

Jue
-

Vie
-

Sab
-

Dom
-

Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos directos:

Southwest Airlines WN398

14:50

Atlanta (ATL) N

17:00

Effective 2026-01-02 through 2026-01-04

Lun
-

Mar
-

Mie
-

Jue
-

Vie

Sab
-

Dom

Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

14:55

Denver (DEN)

20:15

Tampa (TPA)

Effective 2026-03-05 through 2026-04-06

Lun

Mar
-

Mie
-

Jue

Vie

Sab
-

Dom
-

Duration: 3:20, non-stop
Boeing 737-800 (73H)

Vuelos directos:

Southwest Airlines WN398

15:05

Atlanta (ATL) N

17:10

Operates only on 2026-01-05

Lun

Mar
-

Mie
-

Jue
-

Vie
-

Sab
-

Dom
-

Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Vuelos directos:

Southwest Airlines WN398

15:10

Denver (DEN)

20:30

Tampa (TPA)

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

Lun
-

Mar
-

Mie
-

Jue
-

Vie
-

Sab

Dom
-

Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)

Vuelos directos:

Southwest Airlines WN398

16:00

17:05

Harlingen (HRL)

Effective 2026-01-06 through 2026-01-14

Lun

Mar

Mie

Jue

Vie

Sab
-

Dom
-

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

Vuelos directos:

Southwest Airlines WN398

16:00

17:05

Harlingen (HRL)

Effective 2026-01-18 through 2026-01-23

Lun
-

Mar

Mie

Jue

Vie

Sab
-

Dom

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

Vuelos directos:

Southwest Airlines WN398

16:00

17:05

Harlingen (HRL)

Effective 2026-01-26 through 2026-02-04

Lun

Mar

Mie

Jue

Vie

Sab
-

Dom
-

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

Vuelos directos:

Southwest Airlines WN398

16:00

17:05

Harlingen (HRL)

Effective 2026-02-08 through 2026-02-11

Lun
-

Mar

Mie

Jue
-

Vie
-

Sab
-

Dom

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

Vuelos directos:

Southwest Airlines WN398

16:00

17:05

Harlingen (HRL)

Effective 2026-02-18 through 2026-03-04

Lun
-

Mar

Mie

Jue
-

Vie
-

Sab
-

Dom
-

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

Vuelos directos:

Southwest Airlines WN398

16:15

Atlanta (ATL) N

18:25