Palmira to San Lorenzo (CLO-PSO): Nonstop Upgrade & Award Space
C.A.I. Second and Avianca fly nonstop between Palmira (CLO) and San Lorenzo (PSO), roughly 18 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every CLO to PSO departure, so you know which flights have space before you book.
Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.
Confirmed upgrade & award space on every CLO to PSO departure
2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Palmira to San Lorenzo to see which departures have real space, or watch the route and get alerted when space opens.
See real availability
Confirmed upgrade and award seats on each CLO to PSO departure, checked against live inventory so you know what is open before you book.
Set an alert
Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.
Plan on the map
See CLO to PSO on the interactive route map, with schedules, connections, and route statistics.
Airlines flying Palmira to San Lorenzo nonstop
Carriers operating CLO to PSO nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.
- C.A.I. Second
- Avianca
Frequently asked questions about CLO to PSO
How far is San Lorenzo from Palmira?
Which airlines fly nonstop from CLO to PSO?
How many flights a week are there from CLO to PSO?
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