Southwest Airlines Font

What's the font used for Southwest Airlines logo?

The font used for Southwest Airlines logo is very similar to Ubuntu Bold, which is a free sans serif font published by Dalton Maag.

Sources & Links:

Ohio based brewery Great Lakes Brewing Company has a new logo, featuring Peerless font from Wooden Type Fonts.
deltafonts.com/great-lakes-bre…
American broadband & telecommunications company Verizon refreshed its logo, featuring the font Neue Haas Grotesk.
deltafonts.com/verizon-2015-fo…
Google updated its logo on 1 September, 2015, replacing the serif with a geometric sans serif named Product Sans.
deltafonts.com/google-2015-fon…
Swiss based PC & tablets accessories company Logitech has a new logo, based on Brown typeface from Lineto.
deltafonts.com/logitech-2015-f…
BBC news programme Newsbeat unveils a new logo, featuring Effra Medium by Dalton Maag.
deltafonts.com/newsbeat-font
The government of Brasília rebrands and unveils a new logo, featuring the Montserrat font.
deltafonts.com/governo-de-bras…
Multinational appliance manufacturer Electrolux introduces a new logo, probably based on Hurme Geometric Sans.
deltafonts.com/electrolux-font…
Portuguese media company Controlinveste renamed as Global Media Group and unveils new logo, featuring Soho Gothic.
deltafonts.com/global-media-gr…