Hotel Offers and Deals

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

Valentine’s Getaway

This February, escape together to Portrush Adelphi. Enjoy a romantic 2-course dinner from our winter set menu with a glass of Piper Heidsieck Rosé Champagne, a complimentary room upgrade* and a 12pm late checkout.

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Winter Escape

Stay two nights or more this winter and have dinner on us on one night of your stay. Settle in at Portrush Adelphi 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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Adventure Weekend with Cláratide

27 – 28 March 2026

Step into a weekend designed to restore balance and awaken your sense of adventure. In collaboration with Cláratide, this restorative retreat invites you to reconnect – with nature, with stillness, and with yourself. Set against the wild beauty of the Atlantic coast, the two-day experience blends mindful practice with the rhythm of the outdoors: guided art and journaling sessions, grounding coastal walks, nourishing seasonal meals, and moments of quiet reflection.

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A group of women walking along White Sands Beach in Portrush at sunset

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.