About Aonair Winery & Caves
Aonair Winery & Caves offers a privately hosted visit at a hillside property above St. Helena. The winery is not organized as a public tasting room with posted walk-in hours. Guests arrive for a confirmed appointment and are hosted through the wines and estate setting, creating a more personal format than a standard flight at a busy counter.
The portfolio is centered on small-production Napa Valley wines, including Cabernet Sauvignon and other red and white releases depending on the current allocation. The caves and hillside environment contribute to the experience, but Wino Notion should avoid promising a fixed tour route, specific library wines or a permanent food pairing unless those elements are confirmed with the reservation. The winery's public information emphasizes private hosting more strongly than a standardized menu.
Aonair recommends booking four to six weeks in advance. Last-minute requests can be made by calling or texting the winery, but availability should not be assumed. The exact appointment time, price, purchase expectation, group limit, age policy, pet policy and accessibility route should be obtained directly. That approach is especially important for a private property where staffing and available spaces may change.
The winery is best suited to couples and small groups that value conversation, caves and a quieter estate atmosphere. It should not be positioned as a spontaneous stop between other appointments. The Greenfield Road location requires careful navigation, and visitors should save the confirmed directions before traveling. The page can describe Aonair as an intimate winery-and-caves experience while making clear that the hospitality team controls access. A final live confirmation is required before publication because private-estate programs can change without a broadly posted schedule.
Aonair's roughly 6,000 cases never reach a store shelf, every bottle goes to allocation members or estate visitors.
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One-man originsWinemaker Grant Long Jr. founded Aonair in 2008 after working for several other Napa Valley wineries.
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Mountain-fruit specialistThe reds come from volcanic hillside vineyards on Atlas Peak, Diamond Mountain, Howell Mountain, Mt. Veeder, and Spring Mountain.
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Hand-finishedLong hand-waxes the red-wine bottles and uses oak as an integrating tool rather than a dominating one.
"Wino Notion likes the promise of a genuinely private winery-and-caves appointment close to St. Helena. The limited booking model is not for spontaneous travelers, but it creates the potential for a focused and personal conversation around the wines."
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Featured Wines
RED BLEND
Mountains Proprietary
2023 · Napa Valley
The flagship red, drawn from rocky volcanic hillside vineyards across Napa's mountain appellations.
CABERNET SAUVIGNON
Cabernet Sauvignon
2023 · Napa Valley
Hillside-sourced Cabernet finished with the winery's signature hand-waxed capsule.
SAUVIGNON BLANC
Sauvignon Blanc
2025 · Current release
A limited white release sold alongside the allocation reds.
Current releases as listed at aonairwinery.com, July 2026; sold only to allocation members and estate visitors, and several limited bottlings (Estate Cabernet Franc, Pinot Noir, Dad's Block) are already sold out.
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Private Estate & Cave Tasting
An appointment-only, behind-the-scenes tasting at the Greenfield Road estate and caves, indoors or on a deck with hillside views; visits currently book four to six weeks in advance.
By appointment
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Aonair Allocation
Wines are sold solely through the allocation list and estate visits, with no retail or restaurant distribution.
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