WOW Air has great fares available from San Francsico and Los Angeles to Reykjavik, Iceland. You can find prices as low as $260 for non-stop round trip flights. Search for flights departing from SFO or LAX to Reykjavik (KEF) in late April and May. You can search either at Google Flights, Momondo or directly at WOW Air.
Here’s an example from San Francisco 4/22-5/3:
Keep in mind that this is a budget airline with lots of extra fees and this is an 8-9 hour flight. Let’s take a look.
WOW Air charges for almost everything, so make sure you go over their list of fees before booking. You’re only allowed a free carry-on item (17x13x10 in./22 lbs), which is very very small. You’ll have to pay for a carry-on bag and checked luggage. Seat assignment will also cost you, $9.99-$10.99. Check out the full list of fees and charges here.
A great price for flights West Coast to Iceland if you don’t mind flying on WOW Air and can stay away from extra fees. If you’re interested, make sure you book as soon as possible. Also don’t forget to use a credit card that will give you the most points, such as Amex Platinum (5x on airfare) or Chase Sapphire Reserve (3x on travel) or Citi Prestige (3x on airfare). You can also use travel credit from your Citi Prestige or the Chase Sapphire Reserve.