Cheap flights from Istanbul to Trondheim
Cheapest current fares: $153 in September 2026 on connecting flights.
Cheapest month-by-month fares
Lowest available fare per calendar month from Istanbul (IST) to Trondheim (TRD). Refreshed daily.
Istanbul (IST) → Trondheim (TRD)
- September 2026 $153
- August 2026 $180
Frequently asked questions
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What is the cheapest month to fly from Istanbul to Trondheim?
Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Istanbul (IST) to Trondheim (TRD), with fares starting from $153.
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What is the lowest current fare from IST to TRD?
The lowest currently-listed fare from Istanbul (IST) to Trondheim (TRD) is $153 on 2026-09-02.
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Is there a direct flight from Istanbul to Trondheim?
There is currently no non-stop service from IST to TRD. Most travellers connect through a hub airport. See our route page for current stopover options.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.