Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cebu City to Yakima as you normally would.
Related info for your journey
Useful info, stats and facts about Cebu City to Yakima flights.
These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Cebu City Mactan Intl Airport to Yakima Air Terminal Airport flight would often be abbreviated as a CEB to YKM flight.