List of songs recorded by Westlife

Westlife have recorded and released 148 original songs which were composed by either the band or external songwriters.

Originals
A The song has a mastered version of a different artist but was not included and released on any of the said artist's album.

Covers
13 songs among these have become official singles as the lead artist, two renditions as a featured artist, six as promotional singles, and seven are included on their other charted songs list.

A The song has a mastered version of a different artist but was not included and released on any of the said artist's album. B Unreleased

Remixes
This is a list of Westlife song remixes.

A The following remixes were not included and released on any album. Hence, it appeared and leaked on the internet at that time.

Recorded concert live tracks
All filmed concert tracks are uploaded on Westlife's official YouTube page or released in an official video album.

Unfilmed recorded concert cover tracks
A In order of appearance

Other recorded appearances
A In order of appearance