Cheapest return flights from Frankfurt to Oslo in September from $147

Best time to book flights for Frankfurt (FRA) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest return flights from Frankfurt (FRA) to Oslo (OSL) in September 2025 (see full year).

Return flights

10 Sep - 17 Sep Ryanair
03 Sep - 09 Sep easyJet
01 Sep - 05 Sep Ryanair
01 Sep - 06 Sep Ryanair
03 Sep - 09 Sep Lufthansa direct
10 Sep - 17 Sep Lufthansa direct
01 Sep - 05 Sep Lufthansa direct
01 Sep - 06 Sep Lufthansa direct

Also check the deals for one-way flights from Frankfurt to Oslo 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.

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