Due to multiple factors, expect to potentially pay more when booking in June. For low rates, September can be a great choice for travel to Guam. Flights to Guam from Hawaii in September are about $2,006 on average during September, but can be found for as low as $1,111.
When flying from Hawaii to Guam, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
To save up to 27% on this flight, we recommend booking at least 55 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Hawaii to Guam from $2,132 1-2 weeks out and tickets from $2,281 for flights departing within the next 72 hours.