LAX to Scandinavia for $302 or $348 Round-Trip on Norwegian

Book on Norwegian Airlines website. Oslo, Copenhagen, Stockholm.

Pay in Norwegian Krone to get a discount from paying in US Dollars. Use Google Translate so you can utilize the Norwegian-language site for the discounted prices.

Fare includes only one carry-on, maximum 22 pounds, if you want more / carry-on luggage you must pay extra.

Details here.