what airlines go to Honolulu? now that aloha and the other airlines are no longer in business, and how much is a oneway ticket from lax be? thank you?

Try these, listed by expedia.com:

Continental
Northwest
United
Hawaiian Airlines
Delta

who all fly directly, non-stop.

A round trip of 6 to 10 days can be as cheap or cheaper than a one-way.

Their site quotes fares of about $550 up for a one-way.