AirHint found the following cheapest return flights from London (LGW) to Tromso (TOS) in June 2026 (see full year).

Return flights

04 Jun - 10 Jun	Norwegian
05 Jun - 12 Jun	Norwegian
04 Jun - 11 Jun	Norwegian
26 Jun - 14 Jul	Norwegian
26 Jun - 30 Jun	Norwegian
17 Jun - 08 Jul	Norwegian
26 Jun - 08 Jul	Norwegian
17 Jun - 07 Jul	Norwegian
16 Jun - 07 Jul	Norwegian
19 Jun - 23 Jun	Norwegian
04 Jun - 23 Jun	Norwegian
26 Jun - 07 Jul	Norwegian
18 Jun - 23 Jun	Norwegian
26 Jun - 29 Jun	Norwegian
18 Jun - 08 Jul	Norwegian
17 Jun - 23 Jun	Norwegian
16 Jun - 23 Jun	Norwegian
19 Jun - 08 Jul	Norwegian
18 Jun - 07 Jul	Norwegian
19 Jun - 07 Jul	Norwegian

Also check the deals for one-way flights from London to Tromso in June.

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 London to Tromso in June from $278

Return flights