Fly nonstop from San Francisco to Honolulu for $397 roundtrip on Hawaiian Airlines.
Searching Hawaiian, we found seats over the week of Labor Day, departing San Francisco SFO on August 30, returning from Honolulu HNL on September 6.
Slightly lower fares are available for non-holiday travel.
Need a room in Honolulu? Here's what's available for the above dates on Hotelwatchdog.