Route guide

Phoenix to Lake San Marcos (PHX-CLD): Nonstop Upgrade & Award Space

American Airlines flies nonstop between Phoenix (PHX) and Lake San Marcos (CLD), roughly 31 times a week. With American Airlines operating this route so often, premium seats still turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every PHX to CLD 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.

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31
Nonstop flights a week
305 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every PHX to CLD 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 Phoenix to Lake San Marcos 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 PHX to CLD 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 PHX to CLD on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Phoenix to Lake San Marcos nonstop

Carriers operating PHX to CLD nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • American Airlines
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Frequently asked questions about PHX to CLD

How far is Lake San Marcos from Phoenix?
PHX to CLD covers about 305 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from PHX to CLD?
American Airlines is currently the only airline flying PHX to CLD nonstop. 2LNR tracks confirmed upgrade and award space on every American Airlines departure.
How many flights a week are there from PHX to CLD?
About 31 nonstop flights a week run between Phoenix and Lake San Marcos in the current schedule, operated by American Airlines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on PHX to CLD?
Open the PHX to CLD calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Phoenix to Lake San Marcos route, and 2LNR will notify you when space opens. It's free to start.

Never miss PHX to CLD upgrade or award space

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

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