Route guide

Istanbul to Sivas (IST-VAS): Nonstop Upgrade & Award Space

Turkish Airlines flies nonstop between Istanbul (IST) and Sivas (VAS), roughly 14 times a week. With Turkish 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 IST to VAS 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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14
Nonstop flights a week
432 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every IST to VAS 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 Istanbul to Sivas 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 IST to VAS 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 IST to VAS on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Istanbul to Sivas nonstop

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

  • Turkish Airlines
See IST to VAS on the interactive map →

Frequently asked questions about IST to VAS

How far is Sivas from Istanbul?
IST to VAS covers about 432 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from IST to VAS?
Turkish Airlines is currently the only airline flying IST to VAS nonstop. 2LNR tracks confirmed upgrade and award space on every Turkish Airlines departure.
How many flights a week are there from IST to VAS?
About 14 nonstop flights a week run between Istanbul and Sivas in the current schedule, operated by Turkish Airlines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on IST to VAS?
Open the IST to VAS calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Istanbul to Sivas route, and 2LNR will notify you when space opens. It's free to start.

Never miss IST to VAS upgrade or award space

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