South Boston Beach Vacations: Hotels in Boston's Seaport

Compare 6 South Boston beach hotels near Seaport, Carson Beach, and Castle Island. Enjoy indoor pools, free Wi-Fi, and pet-friendly stays. Book now for best rates!

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8.3
Great946 total reviews
our site & Booking.com
Peloton FitnessIndoor PoolEvent Spaces
  • Largest Peloton fitness in Boston
  • Unique vertical garden purifies air
  • On-site Irish cuisine dining
FromUS$ 140 /nightSelect
9.0
Perfect3550 total reviews
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1.1 mi from City Center581 yd from Boston Convention & Exhibition Center
Indoor PoolSteam RoomBike Rental
  • Gold Stella sustainability award
  • Award-winning 24/7 fitness center
  • Free Silver Line airport shuttle
FromUS$ 269 /nightSelect
7.9
Very good160 total reviews
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1200 yd from City Center718 yd from New England Aquarium
Rooftop BarWellness ConciergePeloton Bikes
  • Rooftop igloos with skyline views
  • Curated art gallery on-site
  • Menu by 'Chopped' champion chef
FromUS$ 259 /nightSelect
8.2
Great408 total reviews
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1.2 mi from City Center668 yd from Boston Convention & Exhibition Center
Indoor PoolSaunaFitness Center
  • Scenic harbor views from upper floors
  • Aveda toiletries in marble bathrooms
  • Live acoustic music at restaurant
FromUS$ 226 /nightSelect
8.0
Great534 total reviews
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1.3 mi from City Center344 yd from Boston Convention & Exhibition Center
Indoor PoolBrazilian SteakhouseMeeting Spaces
  • Pet-friendly with no extra fees
  • Interactive dueling piano show
  • On-site Brazilian steakhouse
FromUS$ 90 /nightSelect
8.0
Great463 total reviews
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1.3 mi from City Center344 yd from Boston Convention & Exhibition Center
Saline PoolFull KitchenCourtyard Grills
  • Suites with full kitchens
  • Indoor saline pool year-round
  • Free bicycle rental for guests
FromUS$ 134 /nightSelect

South Boston's Seaport District is the gateway to beach vacations in Boston, with hotels clustered near Carson Beach and Castle Island. These accommodations fuse modern comfort with waterfront access-think indoor pools, fitness centers, and on-site dining steps from the harbor. Travelers can walk to the Boston Convention and Exhibition Center or bike to the Institute of Contemporary Art, while still being minutes from sandy shorelines. Options range from the eco-conscious Element By Marriott Boston Seaport District with its healthy breakfast bar to the pet-friendly Aloft By Marriott Boston Seaport District offering sea views and billiards.

For higher-end stays, the Westin Boston Seaport District features a vertical garden and a heated indoor whirlpool, while Seaport Hotel Boston adds a water-view bistro and bike rentals. The Envoy Hotel, Autograph Collection stands out with its year-round rooftop bar and igloo experience in winter, and Renaissance Boston Seaport District provides a library lounge and streaming entertainment. Budget ranges from mid-tier to upscale, making South Boston viable for families, couples, and business travelers alike. Book a hotel near the water for easy access to the beach, convention center, and waterfront attractions.