Cheapest return WMI–OSL flights, May

AirHint found the following cheapest return flights from Warsaw (WMI) to Oslo (OSL) in May 2026 (see full year).

Return flights

31 May - 05 Jun Ryanair
31 May - 13 Jun Ryanair
14 May - 26 May Ryanair
07 May - 27 May Ryanair
02 May - 09 May Ryanair
15 May - 17 May Ryanair
02 May - 05 May Ryanair
07 May - 11 May Ryanair
04 May - 05 May Ryanair
08 May - 23 May Ryanair
09 May - 11 May Ryanair
25 May - 30 May Ryanair
20 May - 02 Jun Ryanair
20 May - 03 Jun Ryanair
20 May - 05 Jun Ryanair
20 May - 04 Jun Ryanair
15 May - 07 Jun Wizz Air

Also check the deals for one-way flights from Warsaw to Oslo in May.

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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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