AirHint found the following cheapest return flights from Trondheim (TRD) to Split (SPU) in August 2025 (see full year).

Return flights

16 Aug - 23 Aug	Norwegian
06 Aug - 13 Aug	Norwegian
09 Aug - 13 Aug	Norwegian	direct
06 Aug - 13 Aug	Norwegian	direct
06 Aug - 16 Aug	Norwegian
09 Aug - 14 Aug	Norwegian
13 Aug - 14 Aug	Norwegian
09 Aug - 16 Aug	Norwegian
06 Aug - 14 Aug	Norwegian
13 Aug - 13 Aug	Norwegian

Also check the deals for one-way flights from Trondheim to Split in August.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Trondheim to Split in August from $232

Return flights