domestic · 4h 25m · 2,703 km
Cleveland to Las Vegas
2 airlines · 2 aircraft ranked
In economy, Southwest's Economy (open seating) (737-800) dominates the field with a 3.9/10.
Quick pick
Fly Southwest. It has 4 more inches of legroom and free Wi-Fi (paid on Frontier).
Worth picking even at a small price premium.
Select two airlines to compare head-to-head
Data verified June 2026
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Airlines on this route
Flying with family
- No seatback screens on this route. Download movies to a tablet before your flight.
- Most legroom: Southwest (32"). Least: Frontier (28"). That 4" difference matters with kids.
Route insights
- In economy, Southwest's Economy (open seating) (737-800) dominates the field with a 3.9/10.
Frequently asked
Which is better in economy: Southwest or Frontier on CLE-LAS?
Economy (open seating) (Southwest Airlines, 737-800) beats Economy (Frontier Airlines, A320neo) in economy, scoring 3.9/10 vs 2.2. The deciding factor: 32" of pitch vs 28". Frontier Airlines fights back on seat width.
What are the best seats in Southwest Economy (open seating) on CLE-LAS?
Best: 16A and 16F have the most legroom (no seat in front, behind exit row). Row 12 exit row seats also have extra legroom. Avoid: Last row (row 29) is narrower, restricted recline, near galley/lavatory noise. Seats 10A, 11A, 11F lack windows. Single-class cabin. Assigned seating launched Jan 2026. Extra legroom rows at front have ~34 inch pitch. Older 737-800s lack power outlets; newer retrofits have USB-A and USB-C in seatbacks. Streaming entertainment via personal devices only. Exit row seats on the 737 offer extra legroom but do not recline. The row immediately before the exit also has limited recline due to clearance requirements.
What are the best seats in Frontier Economy on CLE-LAS?
Best: Exit row seats for extra legroom without paying for Stretch. Avoid: Last row has no recline and lavatory proximity. All middle seats are uncomfortable at 28-inch pitch. 28-inch pitch ties Spirit for the tightest in the US industry. No wifi, no power outlets, no seatback screens, no streaming entertainment. Tray tables are approximately 50% smaller than standard. All food and beverages are buy-on-board. Individual air nozzles and overhead reading lights are available. Exit row seats on the A320/A321 family offer extra legroom but do not recline. The row immediately before the exit also has limited recline due to clearance requirements.