Waterfly travel bags
We track 22 Waterfly travel bags. 20 fit the cabin-bag limit of at least 90% of the airlines we track. The lightest is the Travel Elite Ultralight Foldable Backpack 15L at 0.16kg0.4lb. Warranty: 10 years. 10-year limited warranty for registered members buying direct; guests 3 years. Warranty checked September 2026.
| Bag | Type | Volume | Weight | Dimensions | Carry-on fit | Price |
|---|---|---|---|---|---|---|
| Waterfly Travel Elite Ultralight Foldable Backpack 15L | Backpack | 15L | 0.16kg0.4lb | 36×27×12cm14×10.5×4.5in | 100% | $19.99 |
| Waterfly TransformerX 4.0 UltraLight Packable Backpack 15L | Backpack | 15L | 0.19kg0.4lb | 40.6×24.1×15.2cm16×9.5×6in | 100% | $19.99 |
| Waterfly TransformerX Packable Crossbody Bag 6L | Sling | 6L | 0.25kg0.6lb | 37.1×19.8×8.9cm14.5×8×3.5in | 100% | $25.96 |
| Waterfly Defender Vekta RFID Crossbody Bag 4.5L | Sling | 4.5L | 0.27kg0.6lb | 32×21.1×6.6cm12.5×8.5×2.5in | 100% | $34.99 |
| Waterfly TrailVest UltraLight Packable Backpack 15L | Backpack | 15L | 0.27kg0.6lb | 41.9×25.9×15cm16.5×10×6in | 100% | $32.99 |
| Waterfly TransformerX 6.0 UltraLight Packable Backpack 25L | Backpack | 25L | 0.27kg0.6lb | 47×31×17cm18.5×12×6.5in | 100% | $29.99 |
| Waterfly TransformerX Ultralight Packable Backpack 20L | Backpack | 20L | 0.29kg0.6lb | 42.9×29×14cm17×11.5×5.5in | 100% | $25.99 |
| Waterfly SUMMIT-X UltraLight Packable Backpack 15L | Backpack | 15L | 0.31kg0.7lb | 41.9×27.9×11.9cm16.5×11×4.5in | 100% | $34.99 |
| Waterfly TransformerX 3.0 UltraLight Packable Backpack 20L | Backpack | 20L | 0.34kg0.7lb | 41.9×29×15.5cm16.5×11.5×6in | 100% | $21.99 |
| Waterfly Travel Elite UltraLight Backpack 20L | Backpack | 20L | 0.43kg0.9lb | 43.2×30.5×14cm17×12×5.5in | 100% | $19.99 |
| Waterfly TransformerX 5.0 UltraLight Packable Backpack 28L | Backpack | 28L | 0.44kg1lb | 46×31×20cm18×12×8in | 100% | $25.99 |
| Waterfly Elemental Pura 3.0 Lightweight Daypack 20L | Backpack | 20L | 0.45kg1lb | 43.9×30×15cm17.5×12×6in | 100% | $35.99 |
| Waterfly Travel Elite Lightweight Backpack 25L | Backpack | 25L | 0.5kg1.1lb | 49.8×30×18.8cm19.5×12×7.5in | 100% | $30.99 |
| Waterfly Urban Elite Traverse 16 Backpack 20L | Backpack | 20L | 0.6kg1.3lb | 42.9×27.9×14cm17×11×5.5in | 100% | $36.99 |
| Waterfly Travel Elite Odyssey Backpack 22L | Backpack | 22L | 0.62kg1.4lb | 42.9×32×16cm17×12.5×6.5in | 100% | $39.99 |
| Waterfly Travel Elite Nomad Rolltop Backpack 16L | Backpack | 16L | 0.68kg1.5lb | 41×29×14cm16×11.5×5.5in | 100% | $35.7 |
| Waterfly Adventure Nyx Rolltop Backpack 18L | Backpack | 13L | 0.74kg1.6lb | 38.1×27.1×13cm15×10.5×5in | 100% | $34.99 |
| Waterfly CAMPUS-X Guard Backpack 25L | Backpack | 25L | 0.75kg1.7lb | 44×32×17cm17.5×12.5×6.5in | 100% | $69.99 |
| Waterfly Adventure Aether Backpack 25L | Backpack | 25L | 0.8kg1.8lb | 47×31×16cm18.5×12×6.5in | 100% | $39.99 |
| Waterfly Adventure Nyx Rolltop Backpack 30L | Backpack | 22L | 0.86kg1.9lb | 46×31×16cm18×12×6.5in | 100% | $42.99 |
| Waterfly TransformerX 2.0 UltraLight Packable Backpack 30L | Backpack | 30L | 0.42kg0.9lb | 49×31.8×21.8cm19.5×12.5×8.5in | 89% | $26.99 |
| Waterfly Travel Elite 2-in-1 Lightweight Backpack 21L | Backpack | 21L | 0.53kg1.2lb | 43.2×26.7×20.3cm17×10.5×8in | 89% | $22.99 |
Ranked by the share of airlines they fit, then by weight. Specs come from Waterfly's own product pages. How we score carry-on fit.