Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Santa Rosa to Seoul as you normally would.
Travelers have found it’s best to book a flight 32 days in advance to save up to 11% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 32 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Santa Rosa to Seoul 1-2 weeks in advance for as low as $888, or $934 for flights within the next 24 hours.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, November can be a great choice for travel to Seoul. Flights to Seoul from Santa Rosa in November are about $926 on average during November, but can be found for as low as $555.