Route guide

Istanbul to Basel (IST-BSL): Nonstop Upgrade & Award Space

Turkish Airlines flies nonstop between Istanbul (IST) and Basel (BSL), 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 BSL 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.

See IST to BSL on the interactive map Get started free
14
Nonstop flights a week
1,143 mi
Nonstop distance
Free
To get started

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

Airlines flying Istanbul to Basel nonstop

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

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

Frequently asked questions about IST to BSL

How far is Basel from Istanbul?
IST to BSL covers about 1,143 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 BSL?
Turkish Airlines is currently the only airline flying IST to BSL nonstop. 2LNR tracks confirmed upgrade and award space on every Turkish Airlines departure.
How many flights a week are there from IST to BSL?
About 14 nonstop flights a week run between Istanbul and Basel 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 BSL?
Open the IST to BSL calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Istanbul to Basel route, and 2LNR will notify you when space opens. It's free to start.

Never miss IST to BSL upgrade or award space

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

Get started free