Cheapest return SEA–OSL flights, June

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

Return flights

03 Jun - 10 Jun Icelandair
04 Jun - 11 Jun Icelandair
08 Jun - 15 Jun Icelandair
10 Jun - 17 Jun Icelandair
05 Jun - 12 Jun Icelandair
01 Jun - 08 Jun Icelandair
02 Jun - 09 Jun Icelandair
14 Jun - 21 Jun Icelandair
09 Jun - 16 Jun Scandinavian Airlines
11 Jun - 18 Jun Icelandair
30 Jun - 07 Jul Air France
29 Jun - 06 Jul Icelandair
28 Jun - 05 Jul Scandinavian Airlines
27 Jun - 04 Jul Scandinavian Airlines
27 Jun - 05 Jul Scandinavian Airlines
26 Jun - 03 Jul Scandinavian Airlines
25 Jun - 02 Jul Icelandair
24 Jun - 01 Jul Icelandair

Also check the deals for one-way flights from Seattle to Oslo in June.

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