Question : How long do most people stay in Port Moresby?
Answer : Of course you're not most people, but if you were, you'd stay roughly 18 days.
Question : How much should a trip from Spokane (GEG) to Port Moresby (POM) cost?
Answer : Flight prices are fluctuating much more for this route than most routes from the United States, as they're ranging anywhere from $2,144 to $10,628. Remember, the sooner you book, the more you'll be able to save.
Question : Is price more important than specific travel days for you?
Answer : In June, the cheapest day to fly is Saturday. Being flexible with your travel days garners even more savings during booking.