To save up to 3% on this flight, we recommend booking at least 37 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Iowa to Iceland from $784 1-2 weeks out and tickets from $787 for flights departing within the next 72 hours.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, July can be a great choice for travel to Iceland. Flights to Iceland from Iowa in July are about $753 on average during July, but can be found for as low as $591.