Don't know about other "jungle" destinations around but there wasn't any problem to buy a ticket to Wamena and back.
It's not the 'usual'... *grin*
Anyways, on the rumour mill is that the aircraft's speed was high during the turn to base, and went past the centerline and couldn't get away from that hill... whether it's true or not, it's a different story....
PK-KAR