Southwest Airlines Boeing 737-7H4 WL N944WN (msn 36659) (Shark Week) MCO (Westley Bencon). Image: 938747.

Southwest's 2017 "Shark Week" promotional livery

Copyright Photo: Southwest Airlines Boeing 737-7H4 WL N944WN (msn 36659) (Shark Week) MCO (Westley Bencon). Image: 938747.

Southwest Airlines Boeing 737-8H4 SSWL N8645A (msn 36907) “Heart Two” BWI (Tony Storck). Image: 924455.

 

"Heart Two", new "Without a heart, it's just a machine" livery

Copyright Photo: Southwest Airlines Boeing 737-8H4 SSWL N8645A (msn 36907) “Heart Two” BWI (Tony Storck). Image: 924455.

Southwest Airlines Boeing 737-3H4 WL N629SW (msn 27704) “Silver One” BWI (Brian McDonough). Image: 913300.

 

Updated "Silver One" special livery

Copyright Photo: Southwest Airlines Boeing 737-3H4 WL N629SW (msn 27704) “Silver One” BWI (Brian McDonough). Image: 913300.

Southwest Airlines Boeing 737-7H4 WL N280WN (msn 32533) (SeaWorld-Penguin One) LAS (Bruce Drum). Image: 103937.

 

Southwest's special "Penguin One" logo jet

Copyright Photo: Southwest Airlines Boeing 737-7H4 WL N280WN (msn 32533) (SeaWorld-Penguin One) LAS (Bruce Drum). Image: 103937.

Southwest Airlines Boeing 737-7H4 WL N240WN (msn 32503) (Live in the Vineyard) BWI (Brian McDonough). Image: 911899.

 

Southwest Airlines Boeing 737-7H4 WL N240WN (msn 32503) (Live in the Vineyard) BWI (Brian McDonough). Image: 911899.

Copyright Photo: Southwest Airlines Boeing 737-7H4 WL N240WN (msn 32503) (Live in the Vineyard) BWI (Brian McDonough). Image: 911899.

Southwest Airlines Boeing 737-7H4 WL N230WN (msn 34592) (Colorado One) SFO (Mark Durbin). Image: 909316.

 

"Colorado One"

Copyright Photo: Southwest Airlines Boeing 737-7H4 WL N230WN (msn 34592) (Colorado One) SFO (Mark Durbin). Image: 909316.

Southwest Airlines Boeing 737-8H4 WL N8313F (msn 38810) BWI (Brian McDonough). Image: 908930.

 

Southwest Airlines Boeing 737-8H4 WL N8313F (msn 38810) BWI (Brian McDonough). Image: 908930.

Copyright Photo: Southwest Airlines Boeing 737-8H4 WL N8313F (msn 38810) BWI (Brian McDonough). Image: 908930.