Cheapest return flights from Oslo to Trondheim in July from $165

Best time to book flights for Oslo (OSL) to Trondheim (TRD) flights at AirHint

AirHint found the following cheapest return flights from Oslo (OSL) to Trondheim (TRD) in July 2025 (see full year).

Return flights

16 Jul - 17 Jul Norwegian direct
16 Jul - 16 Jul Norwegian direct

Also check the deals for one-way flights from Oslo to Trondheim in July.

Skyscanner

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.

Book a cheap hotel in Trondheim

Cheap car rent in Trondheim