AirHint found the following cheapest return flights from Frankfurt (FRA) to Oslo (OSL) in June 2026 (see full year).

Return flights

12 Jun - 16 Jun	Ryanair
19 Jun - 22 Jun	Ryanair
25 Jun - 28 Jun	Ryanair
13 Jun - 20 Jun	LOT
12 Jun - 20 Jun	LOT
26 Jun - 06 Jul	LOT
27 Jun - 06 Jul	Ryanair
01 Jun - 08 Jun	Lufthansa	direct
12 Jun - 16 Jun	Lufthansa	direct
19 Jun - 22 Jun	Lufthansa	direct
13 Jun - 20 Jun	Lufthansa	direct
27 Jun - 06 Jul	Lufthansa	direct
12 Jun - 20 Jun	Lufthansa	direct
26 Jun - 06 Jul	Lufthansa	direct

Also check the deals for one-way flights from Frankfurt to Oslo 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 Frankfurt to Oslo in June from 187€

Return flights