Cheap flights from Istanbul to Trondheim from €121

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Baggage and fare rules are shown on Aviasales, where the price is checked live.

Cheapest

€121

LOT Polish, flight LO 134Found 7 days ago, 1 adult

Check price on Aviasales

15:00IstanbulWed, Jan 20

Travel time 5h 45m, 2 stopsISTTRD

18:45TrondheimWed, Jan 20

€134

Pegasus Airlines, flight PC 1273Found 2 days ago, 1 adult

Check price on Aviasales

10:40IstanbulWed, Dec 23

Travel time 4h 50m, 1 stopSAWTRD

13:30TrondheimWed, Dec 23

€169

Wizz Air, flight W6 2430Found 2 days ago, 1 adult

Check price on Aviasales

09:55IstanbulMon, Dec 21

Travel time 5h 30m, 2 stopsISTTRD

13:25TrondheimMon, Dec 21

€209

Turkish Airlines, flight TK 265Found 4 days ago, 1 adult

Check price on Aviasales

08:30IstanbulThu, Oct 8

Travel time 5h 35m, 2 stopsSAWTRD

13:05TrondheimThu, Oct 8

€252

LOT Polish, flight LO 136Found 3 days ago, 1 adult

Check price on Aviasales

17:30IstanbulTue, Oct 6

Travel time 5h 25m, 2 stopsISTTRD

21:55TrondheimTue, Oct 6

Plan the rest of the trip

Mobile data in NorwayTravel eSIM from $4, installed before you fly.
Compare plans
Travel insuranceTravel insurance quotes for Norway from EKTA; check what each policy covers.
Get a quote
Flight delayed?Arrived 3+ hours late, cancelled at short notice or bumped? Up to €400 per person under Turkey’s rules.
Check

Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu1234€452 5€255 6€252 7€252 8€209 9–10–11–12–13–14–15–16–17–18–19–20–21–22–23–24–25–26–27–28–29–30–31–

November 2026

MoTuWeThFrSaSu1–2–3–4–5–6–7–8–9–10–11–12–13–14–15–16–17–18–19–20–21–22–23–24–25–26–27–28–29–30–

December 2026

MoTuWeThFrSaSu1–2–345678910111213141516171819202122232425262728293031

€134 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Oct 8, €209.

Lowest fares by month

In the fares found this week, January 2027 has the lowest: from €121 one-way, against €209 in October. Pick a month to see its cheapest date.

Show as a table

Month	Cheapest one-way	Date	Stops
October	€209	Thu, Oct 8	2 stops
November	—
December	€134	Wed, Dec 23	1 stop
January 2027	€121	Wed, Jan 20	2 stops
February 2027	—
March 2027	—
April 2027	—
May 2027	—
June 2027	—
July 2027	—
August 2027	—
September 2027	—

Questions travellers ask

What is the cheapest month to fly from Istanbul to Trondheim?

In the fares found this week, January 2027 has the lowest: from €121 one-way, against €209 in October.

Are there direct flights from Istanbul to Trondheim?

None of the fares found recently are nonstop. The cheapest options have at least one stop.

More cheap flights from Istanbul

All 874 destinations