Signature Aviation ITO Lounge

Private side of ITO sits over at Signature Aviation

On the Main terminal map, Signature Aviation ITO shows up off to the side as the FBO building used for private and charter flights, not for Hawaiian or Southwest passengers at the main gates. It’s a small general aviation terminal with a basic waiting room, a counter, and access to the ramp for people flying on light aircraft or charter operators.

There are no published hours, no posted day-pass price, and access runs through the FBO desk, not the TSA checkpoint used for the main Hilo terminal. If you’re flying a regular commercial flight on Hawaiian Airlines out of the Main terminal, you won’t be able to just walk over, flash a Priority Pass, and sit here; this space is tied to the flight you’re actually booked on through the FBO.

Compared with the Hawaiian Airlines Premier Club at Hilo, which sits past security in the Main terminal and serves interisland passengers on eligible fares, Signature Aviation ITO reads more like a small office lobby. Expect some seating, restrooms, and possibly basic self-serve drinks, not the buffet spreads or bar service you might see at larger mainland FBO locations such as Honolulu’s or Kona’s Signature facilities.

There are no reliable online reports mentioning hot food, showers, or dedicated workstations at Signature Aviation ITO, and no airline lounge-style perks like priority boarding or checked-bag assistance tied to this space. The FBO focuses on handling tasks such as fueling and ground support for GA aircraft, with passengers simply using the waiting area before boarding their Cessna, King Air, or charter jet.

If your itinerary shows a Hawaiian Airlines flight out of gate areas in the Main terminal, plan to spend pre-flight time by the regular concourse seats or, if you qualify, in the Hawaiian Airlines Premier Club instead of trying to route yourself to the Signature address. Without a posted day-pass option or airline tie-in, Signature Aviation ITO only makes sense if your confirmation email lists that FBO as your departure point.

Practical tip: Check your booking confirmation carefully; if it lists tail numbers and an FBO street address instead of a standard flight number and gate, arrange ground transport directly to Signature Aviation ITO and skip the Main terminal drop-off entirely.