Cheapest one-way flights from Seattle to Oslo in June from $291

AirHint found the following cheapest one-way flights from Seattle (SEA) to Oslo (OSL) in June 2025 (see full year).

One-Way flights

30 Jun Icelandair

Also check the deals for return flights from Seattle to Oslo in June.

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.

Book a cheap hotel in Oslo

Cheap car rent in Oslo

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