This was the best experience ever I can't thank Atlantis enough they helped make our wedding the best day of our lives!!
Atlantis Banquets & Events
HOURS: Friday: 9:00am-5:00pm
- Friday: 9:00am-5:00pm
- Sunday: 10:00am-5:00pm
- Monday: 9:00am-6:00pm
- Tuesday: 9:00am-6:00pm
- Wednesday: 9:00am-5:00pm
- Thursday: 9:00am-5:00pm
- Saturday: 9:00am-6:00pm
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About Atlantis Banquets & Events
Atlantis Banquets & Events | Waterfront Weddings in Riverhead, Long Island
Atlantis Banquets & Events is a truly one-of-a-kind Long Island wedding venue located in Riverhead, New York, nestled along the scenic banks of the Peconic River. Known for its breathtaking waterfront views and unforgettable setting inside the Long Island Aquarium, this iconic venue offers couples a wedding experience unlike any other on Long Island. With a team of dedicated event and culinary specialists, Atlantis Banquets & Events is committed to helping you design a once-in-a-lifetime wedding celebration that you, your family, and your guests will cherish forever.
Facilities & Capacity
Your wedding guests will be amazed by the venue’s extraordinary surroundings, including the 120,000-gallon Lost City of Atlantis Shark Exhibit, along with penguin and sea lion exhibits and stunning marine life displays throughout the Long Island Aquarium. This immersive atmosphere creates a memorable backdrop for cocktail hours, ceremonies, and wedding photos.
For couples seeking a more romantic and classic waterfront celebration, the elegant Sea Star Ballroom features panoramic views of the marina and the tranquil Peconic River—perfect for dining and dancing the night away. Atlantis Banquets & Events can accommodate up to 320 wedding guests in the Sea Star Ballroom and up to 270 guests in the interactive Coliseum Room, making it ideal for both intimate weddings and grand Long Island receptions.
The venue offers multiple indoor and outdoor ceremony options, allowing couples to exchange vows in a setting that reflects their personal style. Complimentary valet parking is included with all wedding packages, ensuring a seamless experience for you and your guests.
Services & Accommodations
Atlantis Banquets & Events is surrounded by several on-site and nearby accommodations, making it especially convenient for out-of-town wedding guests. Lodging options include the 100-room Hyatt Place East End, the charming Preston Hotel, the six-bedroom Howell House, and the exclusive Waterfront Suite overlooking the marina.
Guests can also enjoy a variety of waterfront activities, including kayaking, canoeing, and paddle boarding—perfect for turning your wedding into a relaxing Long Island getaway.
A Full Wedding Weekend Experience
Make the most of your celebration with a full wedding weekend in Riverhead. Host your rehearsal dinner, welcome party, and post-wedding brunch all within walking distance of the venue. Located in a vibrant, walkable downtown area, Atlantis Banquets & Events is surrounded by multiple restaurants, bars, and attractions—allowing couples and guests to enjoy everything the East End of Long Island has to offer.
Total 71 Reviews
Excellent experience from start to finish. The staff is extremely friendly and helpful and were attentive to all of our needs leading up to and on our special day. Such a beautiful and unique place to have a once of a lifetime wedding! We loved everything about this place, which had so many aspects of the wedding handled that made it very easy for us. We would absolutely recommend Atlantis to any couple looking to have an amazing and unique wedding venue at a great value!
I absolutely loved Atlantis! The ballroom is beautiful and the staff is amazing! They truly made me feel very special. They are extremely organized and pay attention to every detail. Not to mention the food was absolutely delicious! I could not have picked a better place to celebrate my wedding!
I couldn't have been less stressed on my wedding day thanks to the staff at Atlantis. They took care of the entire day.
We had a wedding planned for July 4, 2013 but there was a sickness in the family that came on rather suddenly. Craig was wonderful and helped us find a new date that was only a month away. I'm still getting compliments on how our wedding was the wedding of a lifetime (it IS an aquarium after all). The bridal attendant, Jayme and the Captain where amazing. There were a few hiccups along the way, but the wedding was wonderful. We ended up going back the next day to give the bridal attendant and the captain an extra tip (and we're students with little money, so that's saying a lot). I'm already planning our 50th wedding anniversary :)
Atlantis Banquets & Events Gallery
Atlantis Banquets & Events Videos - 2 Videos
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Atlantis Banquets
Executive Director, Bryan DeLuca discusses Atlantis Banquets and Events, including the Long Island Aquarium and Sea Star Ballroom as unique and beautiful wedding locations.
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Atlantis Banquets & Events Venue Tour
Video tour of the Sea Star Ballroom and Long Island Aquarium with Atlantis Banquets & Events
Awards By Atlantis Banquets & Events
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Best of 2009
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Best of 2012
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Best of 2013
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Best of 2017
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Best of 2019
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Best of 2020
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Best of 2022
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Best of 2025
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Best of 2026