Does the Osprey Daylite Plus 20 fit Southwest's carry-on bag limit?
Yes. The Osprey Daylite Plus 20 is within the Southwest carry-on bag limit of 24 × 16 × 10 in (≈ 61 × 40.6 × 25.4 cm) on every side: height +5.1 in, width +5.0 in, depth +0.6 in.
Southwest limit 24 × 16 × 10 in (≈ 61 × 40.6 × 25.4 cm) · Southwest baggage page, checked 2026-10-26Osprey Daylite Plus 20 48 × 28 × 24 cm (18.9 × 11.02 × 9.45 in) · maker’s page
Osprey Daylite Plus 20 in the Southwest sizer
Other bags for Southwest
| Bag | Verdict |
|---|---|
| Osprey Farpoint 40 | Fits |
| Osprey Fairview 40 | Fits |
| Cotopaxi Allpa 35L | Fits |
| Aer Travel Pack 3 | Fits |
| Tortuga Pro Backpack 40L | Fits |
Daylite Plus 20 on other airlines
| Airline | Verdict |
|---|---|
| Delta | Fits if not packed full |
| United | Fits if not packed full |
| American | Fits if not packed full |
| JetBlue | Fits if not packed full |
| Spirit | Fits |
| Frontier | Fits |
| Allegiant | Fits |
| Ryanair | Too big |
Questions
Is the Osprey Daylite Plus 20 allowed as Southwest carry-on bag?
Yes. The Osprey Daylite Plus 20 is within the Southwest carry-on bag limit of 24 × 16 × 10 in (≈ 61 × 40.6 × 25.4 cm) on every side: height +5.1 in, width +5.0 in, depth +0.6 in.