Cheapest return flights from Trondheim to London in September from $112

Best time to book flights for Trondheim (TRD) to London (LGW) flights at AirHint

AirHint found the following cheapest return flights from Trondheim (TRD) to London (LGW) in September 2025 (see full year).

Return flights

22 Sep - 25 Sep Norwegian direct
21 Sep - 25 Sep Norwegian direct
19 Sep - 25 Sep Norwegian direct
22 Sep - 28 Sep Norwegian direct
21 Sep - 28 Sep Norwegian direct
21 Sep - 22 Sep Norwegian direct
22 Sep - 24 Sep Norwegian
19 Sep - 28 Sep Norwegian direct
23 Sep - 25 Sep Norwegian
19 Sep - 22 Sep Norwegian direct

Also check the deals for one-way flights from Trondheim to London in September.

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 London

Cheap car rent in London