Airport route guide

Upgrade & Award Space from Lake San Marcos (CLD)

McClellan-Palomar Airport (CLD) is a small station in Lake San Marcos, US with nonstop service to 7 destinations, served by JSX (airline), United Airlines, and American Airlines. Because the schedule is limited, an upgrade or award opening on a Phoenix flight rarely lasts. 2LNR checks every CLD nonstop for confirmed availability, so a rare opening doesn't go unnoticed.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

Explore Lake San Marcos routes on the interactive map Get started free
7
Nonstop destinations
30+
Airlines in award search
Free
To get started

Confirmed upgrade & award space on every CLD route

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Pick any Lake San Marcos destination below to open a calendar of departures with real availability, or watch a route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each CLD route, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch a Lake San Marcos route and 2LNR notifies you when space appears.

Plan on the map

Explore every CLD nonstop on the interactive route map, with connections and route statistics.

All nonstop destinations from Lake San Marcos (CLD)

7 nonstop destinations with active service from McClellan-Palomar Airport. Each route links to its confirmed upgrade and award availability.

Explore CLD routes on the interactive map →

Frequently asked questions about Lake San Marcos (CLD)

How many nonstop destinations does McClellan-Palomar Airport (CLD) serve?
McClellan-Palomar Airport has active nonstop service to 7 destinations. The busiest markets from CLD are Phoenix, Denver, and San Francisco. The full list, with live upgrade and award availability for each route, is on this page.
Which airlines fly upgrade-trackable routes from CLD?
JSX (airline), United Airlines, and American Airlines operate the most tracked routes from Lake San Marcos, in that order. 2LNR covers upgrade and award space on more than 30 airlines, so other carriers serving CLD appear on their routes as well.
How do I check upgrade or award availability from CLD?
Pick any destination on this page, such as Phoenix, to open a calendar of CLD departures with confirmed upgrade and award space, date by date. You can also set an alert so 2LNR notifies you when space opens on a route you care about.
Does 2LNR track flights from CLD?
Yes. Every active nonstop route from McClellan-Palomar Airport is tracked, 7 destinations in total, and what's shown is confirmed availability rather than a forecast. It's free to start.

Never miss CLD upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

Get started free