Hotel Offers and Deals

Explore our exclusive offers, unique hotel packages, and special rates at Portrush Adelphi below.

Winter Escape

Stay two nights or more this winter and have dinner on us on one night of your stay. Settle in at Rusacks St Andrews and savour a 2-course meal at Red Sail Room from our set menu. Available to book until 31 March 2026.

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Dinner at Red Sail Room

Savour your visit to Portrush Adelphi with a delightful three-course dinner at Red Sail Room, included on one evening during your stay. We’ll also treat you to a full Irish breakfast each morning.

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Interior of the Red Sail Room at Portrush Adelphi, featuring rich red velvet banquette seating, marble-topped tables with brass lamps, black spindle-back chairs, and nautical paintings of sailing ships on the wall. The space is warmly lit with wall-mounted lights and decorated with patterned wallpaper and white paneling. A potted plant and soft blue curtains add a touch of elegance.

Giant’s Causeway Adventure

Step into the wild beauty of Northern Ireland’s North Coast with a stay at Portrush Adelphi. Enjoy breakfast each morning and tickets to the legendary Giants Causeway Visitor Experience, a UNESCO World Heritage site. Perfect for families and explorers, the Causeway is just a short scenic trip from the hotel – your gateway to one of the country’s most unforgettable landscapes.

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Landscape image of the Giants Causeway showing the waves crashing against the salt rock

Spoilt for Choice

Enjoy a £100 credit to spend on extras when you book two nights or more. A fabulous meal, wine, whiskey flights – the choice is yours!

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A white bathrobe embroidered with “Marine & Lawn” hangs on a wooden hanger against a soft blue door. The robe features dark piping along the edges and pockets. To the left, a section of wallpaper with a bold leafy pattern in shades of blue and green adds contrast to the classic interior design.

Little Diners Eat Free

With plenty to consider on a trip away, make sure feeding the family isn’t one of them. With our Little Diners offer, kids under twelve eat for free.* Children can enjoy complimentary breakfast and dinner each day of your stay. With a range of seasonal, delicious dishes to try, even the pickiest of eaters will be spoilt for choice. *Dinner from the dedicated Children’s Menu.

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A tabletop scene featuring a variety of leisure items: a wooden chess set with round pieces, colored pencils in pastel shades, a vintage-style book, and a fan of green patterned playing cards. The surface underneath has a mosaic-like, pearlescent texture in soft yellow and green tones.