| Official |
|---|
| 1.1 | Fireflies | 3:49 | Owl City | Fireflies | |
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes | |
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes | - 2009-07-28 CA
- 2009-07-28 MX
- 2009-07-28 US
|
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes | |
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes | |
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes | |
| 1.1 | Fireflies | 3:48 | Owl City | Fireflies | |
| 1.9 | Fireflies | 3:49 | Owl City | Ocean Eyes | |
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes | |
| 1.9 | Fireflies | 3:49 | Owl City | Ocean Eyes | |
| 1.9 | Fireflies | 3:49 | Owl City | Ocean Eyes (deluxe edition) | |
| 2.7 | Fireflies | 3:49 | Owl City | Radio Deejay Yes! Compilation | |
| 1.1 | Fireflies | 3:49 | Owl City | Fireflies | |
| 1.1 | Fireflies | 3:48 | Owl City | Fireflies | |
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes (deluxe edition) | - 2010-01-26 CA
- 2010-01-26 MX
- 2010-01-26 US
|
| 1.9 | Fireflies | 3:50 | Owl City | Ocean Eyes (deluxe edition) | |
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes (deluxe edition) | |
| 1.1 | Fireflies | 3:48 | Owl City | Radio 538: Hitzone 52 | |
| 1.1 | Fireflies | 3:50 | Owl City | Radio 538: Hitzone 52 | |
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes | |
| 2.1 | Fireflies | 3:46 | Owl City | Bravo Hits 68 | |
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes | |
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes | |
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes | |
| 1.19 | Fireflies | 3:44 | Owl City | Ö3 Greatest Hits 49 | |
| 1.15 | Fireflies | 3:46 | Owl City | Hot Party Spring 2010 | |
| 2.6 | Fireflies | 3:48 | Owl City | The Dome, Volume 53 | |
| 1.1 | Fireflies | 3:48 | Owl City | So Fresh: The Hits of Autumn 2010 | |
| 1.9 | Fireflies | 3:45 | Owl City | Now That’s What I Call Music! 33 | |
| 1.4 | Fireflies | 3:43 | Owl City | Now That’s What I Call Music! 54 | |
| 2.2 | Fireflies | 3:48 | Owl City | Now That’s What I Call Music! 75 | |
| 2.3 | Fireflies | 3:46 | Owl City | NRJ Hit Music Only 2010 | |
| 1.2 | Fireflies | 3:47 | Owl City | Radio Disney Jams 12 | |
| 1.4 | Fireflies | 3:47 | Owl City | Absolute Music 63 | |
| 1.15 | Fireflies | 3:50 | Owl City | Hit Connection 2010.1 | |
| 1.17 | Fireflies | 3:50 | Owl City | Hits for Kids, Volume 23 | |
| 2.7 | Fireflies | 3:45 | Owl City | NRJ Hit List 2010 | |
| 1.10 | Fireflies | 3:45 | Owl City | Just the Hits | |
| 2.4 | Fireflies (album version) | 3:51 | Owl City | Ladies’ Choice | |
| 1.4 | Fireflies | 3:45 | Owl City | Cafe Puls Sommerhits 10 | |
| 2.5 | Fireflies | 3:49 | Owl City | Match of the Day: World Cup Edition 2010 | |
| 2.2 | Fireflies | 3:50 | Owl City | 100x Zomer 2010 | |
| 1.7 | Fireflies | 3:45 | Owl City | Hits Attitude 2010 | |
| 1.7 | Fireflies | ?:?? | Owl City | Now That’s What I Call Music! Best of 2000–2009 | |
| 2.18 | Fireflies | 3:44 | Owl City | 100% Top 40 | |
| 1.16 | Fireflies | 3:46 | Owl City | Songs to Make You Smile | |
| 1.5 | Fireflies (album version) | 3:45 | Owl City | Kids Car Playlist | |
| 1.16 | Fireflies (album version) | 3:46 | Owl City | The Hit List | |
| 2.13 | Fireflies | 3:44 | Owl City | Life Is Music 2010.2 | |
| 2.5 | Fireflies | 3:47 | Owl City | Bravo: The Hits 2010 | |
| 2.10 | Fireflies | 3:51 | Owl City | Radio 538 Hitzone: Best of 2010 | |
| 2.8 | Fireflies | 3:47 | Owl City | So Fresh the Hits of Summer 2011 + The Best of 2010 | |
| 2.5 | Fireflies | 3:48 | Owl City | Die ultimative Chart Show: Die erfolgreichsten Hits 2010 | |
| 4.11 | Fireflies | 3:45 | Owl City | Ultratop 15 ans | |
| 1.16 | Fireflies | 3:48 | Owl City | 2010 the Hottest | |
| 1.10 | Fireflies | 3:43 | Owl City | Absolute Hits 2010 | |
| 1.8 | Fireflies | 3:43 | Owl City | Absolute Summer Hits 2010 | |
| 2.1 | Fireflies | 3:46 | Owl City | Bravo Hits 68 | |
| 1.9 | Fireflies | 3:46 | Owl City | Bravo Hits Wiosna 2010 | |
| 2.5 | Fireflies | 3:47 | Owl City | Bravo: The Hits 2010 | |
| 2.5 | Fireflies | 3:47 | Owl City | Bravo: The Hits 2010 | |
| 1.2 | Fireflies | 3:48 | Owl City | Chillseeker | |
| 1.17 | Fireflies | 3:49 | Owl City | Disco estrella, Vol.13: Los auténticos éxitos del verano 2010 | |
| 2.3 | Fireflies | 3:46 | Owl City | Festivalguide: The Compilation | |
| 1.13 | Fireflies (album version) | ?:?? | Owl City | Hits For Kids Pop Party 6 | |
| 1.12 | Fireflies | 3:49 | Owl City | My Rock | |
| 2.11 | Fireflies | 3:43 | Owl City | Now 22 | |
| 1.16 | Fireflies | 3:47 | Owl City | Now That’s What I Call Music 32 | |
| 1.9 | Fireflies | 3:48 | Owl City | Ocean Eyes | |
| 1.15 | Fireflies | 3:45 | Owl City | Pure FM Volume 1 | |
| 1.2 | Fireflies | 3:47 | Owl City | Radio Disney Jams 12 | |
| 2.14 | Fireflies | 3:49 | Owl City | Brit Awards 2011 | |
| 1.2 | Fireflies | 3:46 | Owl City | Die ultimative Chart Show: Die erfolgreichsten Synthie Pop Hits aller Zeiten | |
| 1.10 | Fireflies | 3:46 | Owl City | So Fresh: A Decade Of Hits 2001-2010 Vol 2 | |
| 1.18 | Fireflies | 3:46 | Owl City | Matuschkes Lieblinge | |
| 1.9 | Fireflies | 3:48 | Owl City | Life’s Greatest Hits | |
| 2.19 | Fireflies | 3:44 | Owl City | MNM Nineties 90’s & 00’s Nillies, Volume 2 | |
| 1.9 | Fireflies | 3:46 | Owl City | Het beste uit de MNM 1000: Limited Edition 2011 | |
| 2.6 | Fireflies | 3:47 | Owl City | Millennium Hits | |
| 5.7 | Fireflies | 3:48 | Owl City | 100 hits 2011 | |
| 1.17 | Fireflies | 3:50 | Owl City | Coolbox | |
| 1.12 | Fireflies (album version) | 3:48 | Owl City | Hitplosion: Top Hits | |
| 2.3 | Fireflies | 3:50 | Owl City | Pop #1’s | |
| 2.21 | Fireflies | 3:51 | Owl City | Now That’s What I Call Running | |
| 1.9 | Fireflies | 3:49 | Owl City | Ocean Eyes | |
| 2.14 | Fireflies | 3:48 | Owl City | Nachtschicht, Volume 45 | |
| 5.17 | Fireflies | 3:50 | Owl City | Veronica 00’s Top 500 | |
| 3.6 | Fireflies (album version) | 3:49 | Owl City | 100x Winter 2012 | |
| 2.14 | Fireflies | 3:48 | Owl City | Nachtschicht, Volume 45 | |
| 2.18 | Fireflies | 3:51 | Owl City | Your Songs 2012 | |
| 1.13 | Fireflies | 3:48 | Owl City | POPWIKI | |
| 2.6 | Fireflies | 3:45 | Owl City | Kuschelrock 27 | |
| 1.14 | Fireflies | 3:50 | Owl City | Het beste uit de Qmusic top 500 van de 00’s | |
| 1.16 | Fireflies | 3:50 | Owl City | Knuffelrock 2014 | |
| 1.15 | Fireflies | 3:48 | Owl City | Knuffelrock 2014 | |
| 1.15 | Fireflies | 3:48 | Owl City | Knuffelrock 2014 | |
| Promotion |
|---|
| 1.12 | Fireflies | 3:49 | Owl City | Promo Only: Modern Rock Radio, August 2009 | |
| 1.16 | Fireflies | 3:49 | Owl City | Promo Only: Mainstream Radio, September 2009 | |
| 1.2 | Fireflies | 3:47 | Owl City | Radio Disney Jams 12 | |
| Bootleg |
|---|
| 1.5 | Fireflies | 3:47 | Owl City | Alternative Times, Volume 107 | |