"Fly" is a song written and performed by Jars of Clay. It was the first mainstream single and second Christian radio single from their 2002 studio album, The Eleventh Hour. A live version of the song appears on disc two of the band's 2003 double album, Furthermore: From the Studio, From the Stage.

"Fly" is based on the story of a couple fighting a losing battle against the wife's cancer. Specifically, it is about the moment at which her husband "lets her go". The unnamed couple were friends or close acquaintances of band members.^[1]

All versions of the song written by Charlie Lowell, Dan Haseltine, Matt Odmark, & Stephen Mason, unless otherwise noted

1. "Fly" (Radio Version) - 3:12

1. "Intro from Dan" - 0:60
2. "Fly" (AC Radio Remix) - 3:14
3. "More thoughts from Dan" - 0:24
4. "Thoughts from Steve" - 0:37
5. "Fly" (Album Version) - 3:18
6. "Closing remarks from Steve" - 0:16

• Dan Haseltine - vocals
• Charlie Lowell - keyboards, background vocals
• Stephen Mason - guitar, background vocals
• Matt Odmark - guitar, background vocals
• Aaron Sands - bass
• Joe Porter - drums

• No. 1 Christian CHR^{[citation needed]}
• No. 3 Christian AC^{[citation needed]}