Route guide

Cleveland to San Juan (CLE-SJU): Nonstop Upgrade & Award Space

Frontier Airlines flies the CLE to SJU nonstop about 7 times a week. That's enough service to give you a real choice of departures, though premium seats don't sit unclaimed for long. 2LNR watches every CLE to SJU departure for confirmed upgrade and award space and can alert you when a date you're tracking opens up.

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

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7
Nonstop flights a week
1,842 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every CLE to SJU 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 Cleveland to San Juan 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 CLE to SJU 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 CLE to SJU on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Cleveland to San Juan nonstop

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

  • Frontier Airlines
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Frequently asked questions about CLE to SJU

How far is San Juan from Cleveland?
CLE to SJU covers about 1,842 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from CLE to SJU?
Frontier Airlines is currently the only airline flying CLE to SJU nonstop. 2LNR tracks confirmed upgrade and award space on every Frontier Airlines departure.
How many flights a week are there from CLE to SJU?
About 7 nonstop flights a week run between Cleveland and San Juan in the current schedule, operated by Frontier Airlines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on CLE to SJU?
Open the CLE to SJU calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Cleveland to San Juan route, and 2LNR will notify you when space opens. It's free to start.

Never miss CLE to SJU upgrade or award space

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

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