Altair Will Open in Washington Penn Quarter
The new restaurant is scheduled to debut on October 15, 2026, at the Arlo hotel.
Updated on Oct. 7, 2026 in Dining Out
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Altair restaurant will open its doors on October 15, 2026, in Washington's Penn Quarter neighborhood. The venue is located at 333 G Street NW inside the Arlo hotel.
Why it matters
The opening marks a new dining addition to the Penn Quarter area by replacing the previously shuttered restaurant Arrels. Renwick Hospitality has tapped the interior design firm /3877 to oversee the complete renovation of the lobby-level space.
The restaurant occupies a space at 333 G Street NW that has been outfitted with 82 seats. Design elements include a greenhouse-style ceiling and a central live tree adorned with lanterns.
The players
Renwick Hospitality
This organization is the operator responsible for managing the new Altair restaurant location.
/3877
This architecture and interior design firm was tasked with redesigning the restaurant space within the Arlo hotel.
The details
Renwick Hospitality is behind the project, which replaces the former dining establishment Arrels that closed in the spring of 2026. The /3877 design firm transformed the lobby-level interior to create the new atmosphere.
Timeline
Arrels closed in the spring of 2026.
The restaurant menu and website went live on October 7, 2026.
Altair is scheduled to open on October 15, 2026.
Culture Shift
The arrival of Altair reflects a broader trend of hospitality groups prioritizing high-design restaurant spaces within hotel lobbies to attract local diners. This move follows the post-pandemic shift in hotel lobby dining concepts that aim to integrate guest services with curated neighborhood social experiences.
Residents and guests in Penn Quarter will gain a new dining venue as of mid-October 2026. The space replaces a closed restaurant, offering a fresh aesthetic and seating capacity for 82 patrons at the hotel location.
The takeaway
The transformation of this 333 G Street NW property signals continued investment in the Penn Quarter dining corridor. Prospective diners can review the menu online to prepare for the mid-October launch.
Further reading
For more on the local food scene, explore the Dining Out section for Washington.
Source note: This article includes information reported by Eater DC.
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