Route guide

I-n-Salah to Constantine (INZ-CZL): Nonstop Upgrade & Award Space

Air Algérie flies nonstop from I-n-Salah (INZ) to Constantine (CZL) just once a week. With so few departures, each one carries the only premium seats on the route that day. 2LNR tracks confirmed upgrade and award space on all of them, so a rare opening doesn't slip past you.

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

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1
Nonstop flights a week
670 mi
Nonstop distance
Free
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Confirmed upgrade & award space on every INZ to CZL 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 I-n-Salah to Constantine 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 INZ to CZL 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 INZ to CZL on the interactive route map, with schedules, connections, and route statistics.

Airlines flying I-n-Salah to Constantine nonstop

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

  • Air Algérie
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Frequently asked questions about INZ to CZL

How far is Constantine from I-n-Salah?
INZ to CZL covers about 670 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from INZ to CZL?
Air Algérie is currently the only airline flying INZ to CZL nonstop. 2LNR tracks confirmed upgrade and award space on every Air Algérie departure.
How often does INZ to CZL operate?
The nonstop currently runs once a week, on Air Algérie. Thin schedules like this change by season, and an alert will catch anything added.
How do I check upgrade or award availability on INZ to CZL?
Open the INZ to CZL calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the I-n-Salah to Constantine route, and 2LNR will notify you when space opens. It's free to start.

Never miss INZ to CZL upgrade or award space

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

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