# Constantine Yachts > Private luxury yacht charter on the Bosphorus, Istanbul Website: https://constantineyachts.com/ Languages: EN, DE, TR, RU, FR Last updated: 2026-09-09 Constantine Yachts offers private yacht charters on the Bosphorus in Istanbul — sunset cruises, celebrations, proposals and corporate events. Charters are private (priced per yacht, not per person). See each listing for live pricing and booking or inquiry options. Track record: ★ 4.9–5.0 · 700+ verified reviews (August 2026) · TÜRSAB A-805 · since 1967 · free cancellation up to 24 h. ## Tours & Experiences - [Bachelor & Bachelorette Yacht Charter Istanbul](https://constantineyachts.com/tour/bachelor-bachelorette-parties/) — From €150 Charter the whole yacht for your bachelor or bachelorette party on the Bosphorus: from €150/h, 2-hour minimum, free cancellation up to 24 h. Book on WhatsApp. - [Birthday Yacht Charter in Istanbul](https://constantineyachts.com/tour/birthday-party-on-a-yacht/) — From €150 Charter the whole yacht for your birthday on the Bosphorus. From €150/hour, 2-hour minimum, free cancellation up to 24 h. Check dates and book on WhatsApp. - [Bosphorus Marriage Proposal Package](https://constantineyachts.com/tour/marriage-proposal-on-the-bosphorus/) — From €150 Book a private yacht for your marriage proposal on the Bosphorus. From €150/hour, 2-hour minimum, free cancellation 24 h. Check availability on WhatsApp. - [Bosphorus Sunset Cruise](https://constantineyachts.com/tour/bosphorus-sunset-cruise/) — From €150 Private Bosphorus sunset cruise on your own yacht from €150 per hour, 2-hour minimum, departing Karaköy an hour before sunset. Free cancellation to 24h. - [Bosphorus Sunset Group Tour](https://constantineyachts.com/tour/bosphorus-sunset-group-tour/) — From €34 Shared 2-hour sunset cruise on a luxury yacht, not a tour boat. €34 per person in summer, €26 in winter, children €15. Snacks, tea and coffee included. - [Corporate Yacht Charter in Istanbul](https://constantineyachts.com/tour/corporate-events-on-a-yacht/) — From €150 Charter the whole yacht for your corporate event on the Bosphorus: from €150/hour, 2-hour minimum, free cancellation up to 24 h. Check availability and book. - [Graduation Yacht Charter Istanbul](https://constantineyachts.com/tour/graduation-party-on-the-yacht/) — From €150 Charter the whole yacht for your graduation party on the Bosphorus: from €150/hour, 2-hour minimum, free cancellation up to 24 h. Check availability and book. - [Istanbul Bosphorus Swimming Tour](https://constantineyachts.com/tour/istanbul-bosphorus-swimming-tour/) — From €150 Private yacht swimming tour on the Bosphorus Istanbul. Discover hidden bays and swim in crystal waters. Constantine Yachts. - [New Year’s Eve Party Cruise Istanbul](https://constantineyachts.com/tour/new-years-eve-party-cruise-istanbul/) — From €250 31 December on the Bosphorus: boarding 21:00, back 02:00. Cocktail party from EUR250 or seated dinner EUR400. Hotel transfers, drinks, show and DJ included. - [New Year’s Eve Yacht Charter Istanbul](https://constantineyachts.com/tour/new-years-eve-yacht-charter-istanbul/) — From €900 Private yacht charter for 31 December on the Bosphorus. From EUR900 for the whole yacht, not per person. Midnight on the water, fireworks over both shores. - [Wedding Yacht Charter in Istanbul](https://constantineyachts.com/tour/yacht-weddings-events/) — From €150 Charter the whole yacht for your Bosphorus wedding. From €150/hour, 2-hour minimum, free cancellation up to 24 h. Check availability and book on WhatsApp. - [Yacht Charter Istanbul](https://constantineyachts.com/tour/yacht-charter-istanbul/) — From €150 Charter a whole private yacht on the Bosphorus from €150 per hour with crew, 12–200 guests, minimum 2 hours. Sunset, dinner, parties, corporate events. - [Yacht Party & Events On Bosphorus](https://constantineyachts.com/tour/yacht-party-events-on-bosphorus/) — From €150 Private yacht party on the Bosphorus — DJ or live music, decoration, catering options. The space is yours alone. From €150/hour, fast quote on WhatsApp. ## Key Pages - [About Us](https://constantineyachts.com/about-us/) - [AI Knowledge Card](https://constantineyachts.com/ai-knowledge/) - [Alcohol-Free and Halal Catering on the Bosphorus](https://constantineyachts.com/alcohol-free-halal-bosphorus-cruise/) - [Anadolu Hisarı & Küçüksu Pavilion](https://constantineyachts.com/guides/anadolu-hisari/) - [Beylerbeyi Palace](https://constantineyachts.com/guides/beylerbeyi-palace/) - [Blog](https://constantineyachts.com/blog/) - [Boarding Points for Bosphorus Yacht Charters: Karaköy and Beyond](https://constantineyachts.com/boarding-points/) - [Boat Rental in Istanbul: What You Are Actually Choosing Between](https://constantineyachts.com/boat-rental-istanbul/) - [Bosphorus Cruise with Kids: A Family Guide](https://constantineyachts.com/bosphorus-cruise-with-kids/) - [Bosphorus Guides](https://constantineyachts.com/guides/) - [Bosphorus Restaurants and Clubs You Can Reach by Yacht](https://constantineyachts.com/guides/bosphorus-restaurants-by-boat/) - [Bosphorus Sunset Cruise in Istanbul: How to Choose in 2026](https://constantineyachts.com/bosphorus-sunset-cruise-how-to-choose/) - [Bosphorus Yacht Cruise on an Istanbul Layover: How Many Hours You Need](https://constantineyachts.com/bosphorus-cruise-istanbul-layover/) - [Bosphorus Yacht Tour in Istanbul: Routes, Times and 2026 Prices](https://constantineyachts.com/bosphorus-yacht-tour-istanbul/) - [Bosphorus Yalıs: The Waterfront Mansions](https://constantineyachts.com/guides/bosphorus-yalis/) - [Coming in on a cruise ship? Your pier is one tram stop from ours.](https://constantineyachts.com/istanbul-cruise-port-bosphorus-cruise/) - [Company Year-End Party on a Yacht in Istanbul](https://constantineyachts.com/company-year-end-party-yacht-istanbul/) - [Compare Our Bosphorus Tours](https://constantineyachts.com/compare-bosphorus-tours/) - [Constantine Yachts Cookie Policy](https://constantineyachts.com/constantine-yachts-cookie-policy/) - [Constantine Yachts Privacy Policy](https://constantineyachts.com/constantine-yachts-privacy-policy/) - [Constantine Yachts Reviews: What Guests Say About Our Bosphorus Yacht Tours](https://constantineyachts.com/reviews/) - [Contact Us](https://constantineyachts.com/contact-us/) - [Corporate Dinner Cruise in Istanbul: Private Yacht vs the Alternatives](https://constantineyachts.com/corporate-dinner-cruise-istanbul/) - [Dolmabahçe Palace from the Water](https://constantineyachts.com/guides/dolmabahce-palace/) - [Frequently Asked Questions](https://constantineyachts.com/faq/) - [From Your Hotel to the Yacht: Reaching Karaköy from Every District](https://constantineyachts.com/from-your-hotel-to-the-yacht/) - [Full Day Yacht Charter Istanbul: 8 Hours from €960](https://constantineyachts.com/istanbul-full-day-yacht-charter/) - [Getting to Bebek](https://constantineyachts.com/getting-to-bebek/) - [Getting to Karaköy](https://constantineyachts.com/getting-to-karakoy/) - [Golden Horn Yacht Tour from Karaköy: The Quieter Route into Old Istanbul](https://constantineyachts.com/golden-horn-yacht-tour/) - [Henna Night on a Yacht in Istanbul: How It Works and What It Costs](https://constantineyachts.com/henna-night-yacht-istanbul/) - [Home](https://constantineyachts.com/) - [Istanbul Yacht Stay: Sleep Aboard, See the City From the Water](https://constantineyachts.com/istanbul-yacht-stay/) - [Maiden’s Tower](https://constantineyachts.com/guides/maidens-tower/) - [Ortaköy Mosque & the Bridge](https://constantineyachts.com/guides/ortakoy-mosque/) - [Our Services](https://constantineyachts.com/our-services/) - [Planning a Corporate Event on the Bosphorus](https://constantineyachts.com/corporate-event-planning-bosphorus/) - [Private Yacht Charter in Istanbul: What the Real Options Cost (2026)](https://constantineyachts.com/private-yacht-charter-istanbul-compared/) - [Rain on the Bosphorus: What Happens to Your Cruise?](https://constantineyachts.com/bosphorus-cruise-in-the-rain/) - [Republic Day Fireworks on the Bosphorus from a Private Yacht, 29 October](https://constantineyachts.com/republic-day-fireworks-yacht-istanbul/) - [Rumeli Fortress](https://constantineyachts.com/guides/rumeli-fortress/) - [Swimming Around the Princes’ Islands: the Coves and the Route](https://constantineyachts.com/guides/princes-islands-swimming/) - [Swimming on the Bosphorus: Where You Can, and Where You Must Not](https://constantineyachts.com/guides/bosphorus-swimming/) - [The Asian Side of the Bosphorus](https://constantineyachts.com/guides/asian-side-bosphorus/) - [The Bosphorus Strait Explained](https://constantineyachts.com/guides/bosphorus-strait/) - [The Bosphorus Sunset Guide](https://constantineyachts.com/bosphorus-sunset-guide/) - [The Princes’ Islands by Yacht: A Practical Guide](https://constantineyachts.com/guides/princes-islands/) - [The Three Bosphorus Bridges](https://constantineyachts.com/guides/bosphorus-bridges/) - [TÜRSAB Licence Verification](https://constantineyachts.com/tursab-verification/) - [Valentine’s Day on the Bosphorus: A Private Yacht Evening for Two](https://constantineyachts.com/valentines-day-yacht-istanbul/) - [What to Wear on a Bosphorus Yacht Cruise](https://constantineyachts.com/what-to-wear-bosphorus-yacht/) - [What You See on a Bosphorus Cruise: The Route](https://constantineyachts.com/bosphorus-cruise-route/) - [Yacht Party in Istanbul: How a Private Party on the Bosphorus Works](https://constantineyachts.com/yacht-party-istanbul/) - [Yacht Rental in Istanbul: How Renting a Private Yacht Works](https://constantineyachts.com/yacht-rental-istanbul/) ## Articles & Guides - [The Bosphorus in Autumn: Why September and October Are the Best Months to Sail](https://constantineyachts.com/bosphorus-cruise-autumn/) (2026-08-26) - [Our Yachts: What You Board, and How We Match One to Your Group](https://constantineyachts.com/our-yachts/) (2026-08-26) - [Where to Book a Bosphorus Cruise: Pier Sellers, Hotel Desks, Booking Sites or Direct?](https://constantineyachts.com/how-to-book-bosphorus-cruise/) (2026-08-26) - [Private Dinner Cruise on the Bosphorus: How It Works and What It Costs](https://constantineyachts.com/private-bosphorus-dinner-cruise/) (2026-08-26) - [Istanbul Sunset Times 2026: Month-by-Month Table for Your Bosphorus Cruise](https://constantineyachts.com/istanbul-sunset-times/) (2026-08-23) - [Where to Eat in Karaköy: 10 Places We Send Our Own Guests](https://constantineyachts.com/where-to-eat-in-karakoy/) (2026-08-18) - [Bosphorus Ferry or Private Yacht? An Honest Comparison](https://constantineyachts.com/bosphorus-ferry-vs-private-yacht/) (2026-08-17) - [Private Breakfast Cruise on the Bosphorus: Istanbul’s Calmest Hours](https://constantineyachts.com/private-breakfast-cruise-bosphorus/) (2026-08-15) - [Bosphorus Yacht Cruise in Winter: Why the Off-Season Is a Hidden Gem](https://constantineyachts.com/bosphorus-yacht-cruise-winter/) (2026-08-15) - [Istanbul Yacht Rental Prices 2026: What You’ll Actually Pay](https://constantineyachts.com/istanbul-yacht-rental-prices/) (2026-08-14) - [New Year’s Eve on the Bosphorus: A Private Yacht in Istanbul](https://constantineyachts.com/new-years-eve-bosphorus-yacht-istanbul/) (2026-08-01) - [Birthday Yacht Party Istanbul](https://constantineyachts.com/birthday-yacht-party-istanbul/) (2026-04-10) ## Booking & Contact Each yacht listing shows live pricing and booking/inquiry options. Charters are private, per yacht. ## Multilingual - German version: https://constantineyachts.com/de/llms.txt - German full catalog: https://constantineyachts.com/de/llms-full.txt - Turkish version: https://constantineyachts.com/tr/llms.txt - Turkish full catalog: https://constantineyachts.com/tr/llms-full.txt - Russian version: https://constantineyachts.com/ru/llms.txt - Russian full catalog: https://constantineyachts.com/ru/llms-full.txt - French version: https://constantineyachts.com/fr/llms.txt - French full catalog: https://constantineyachts.com/fr/llms-full.txt - Full detailed catalog (all tours with pricing): https://constantineyachts.com/llms-full.txt ## Machine-readable access for AI systems - This file: https://constantineyachts.com/llms.txt - DE version: https://constantineyachts.com/de/llms.txt - TR version: https://constantineyachts.com/tr/llms.txt - RU version: https://constantineyachts.com/ru/llms.txt - FR version: https://constantineyachts.com/fr/llms.txt - Full catalog with descriptions: https://constantineyachts.com/llms-full.txt - Markdown index of every page: https://constantineyachts.com/llms-sitemap.txt - Markdown variant of any page: remove the trailing slash from its URL and append ".md" - AI agent-facing overview (curated facts, contact, guarantees): https://constantineyachts.com/agents.md