Featured Oceania itinerary

Oceania Sirena: May 5 2027 – May 15 2027

Venice to Istanbul

Voyage SIR270505 Dates May 5-15 2027 Duration 10 Days Ship Sirena

Review this Oceania itinerary with Deluxe Cruises for ship selection, suite guidance, availability, preferred rates, and special amenities before you reserve.

Itinerary Map for Oceania Cruises Sirena Voyage ID SIR270505
Venice to Istanbul itinerary map

May 5 2027 – May 15 2027 · Voyage SIR270505

Ports & shore experiences

Each destination is shown once. Select a destination for its description and complete schedule, including repeated calls and overnight dates. Every dated entry includes its year. Blank supplier times are not estimated.

May 5 2027 Venice Italy · Embark 1:00 PM · Depart 5:00 PM

About Venice

Venice unfolds across a lagoon in canals, stone bridges and neighborhoods shaped by centuries of maritime trade. Piazza San Marco, the Doge's Palace and basilica form its ceremonial core, while quieter sestieri reveal workshops, churches and local squares. The Rialto market and lagoon islands of Murano and Burano extend the city's cultural landscape.

May 5 2027: Embark 1:00 PM · Depart 5:00 PM

Shore planning

Deluxe Cruises can help compare shore options for this port. Confirm transport times, accessibility and the return-to-ship deadline when choosing an outing.

May 6 2027 Koper Slovenia · Arrive 7:00 AM · Depart 5:00 PM

About Koper

Koper occupies a historic peninsula on Slovenia's short Adriatic coast, where Venetian-influenced façades gather around Tito Square. The Praetorian Palace, cathedral and bell tower reflect centuries of maritime trade, while narrow lanes lead toward a working harbor and modern promenade. Nearby vineyards, olive groves and villages introduce the landscapes of Slovenian Istria.

May 6 2027: Arrive 7:00 AM · Depart 5:00 PM

Shore planning

Deluxe Cruises can help compare shore options for this port. Confirm transport times, accessibility and the return-to-ship deadline when choosing an outing.

May 7 2027 Rijeka Croatia · Arrive 7:00 AM · Depart 3:00 PM

About Rijeka

Rijeka's busy harbor reflects its role as a Croatian maritime crossroads at the head of Kvarner Bay. Central streets mix grand facades, shops and cafes, while surrounding hills offer wider coastal perspectives. Nearby resort towns provide alternative outings, provided road transfers fit comfortably within the ship's published arrival and departure times.

May 7 2027: Arrive 7:00 AM · Depart 3:00 PM

Shore planning

Deluxe Cruises can help compare shore options for this port. Confirm transport times, accessibility and the return-to-ship deadline when choosing an outing.

May 8 2027 Dubrovnik Croatia · Arrive 10:00 AM · Depart 8:00 PM

About Dubrovnik

Dubrovnik's limestone walls enclose a compact Adriatic city of baroque churches, polished lanes and terracotta roofs. The Stradun crosses the old town between gates, fountains and civic palaces shaped by the former Republic of Ragusa. Fortifications, nearby islands and Dalmatian seafood offer perspectives on its maritime independence and coastal setting.

May 8 2027: Arrive 10:00 AM · Depart 8:00 PM

Shore planning

Deluxe Cruises can help compare shore options for this port. Confirm transport times, accessibility and the return-to-ship deadline when choosing an outing.

May 9 2027 Sarande Albania · Arrive 10:00 AM · Depart 8:00 PM

About Sarande

Sarandë is a bright Ionian waterfront town in southern Albania, backed by hills and facing the island of Corfu. The UNESCO-listed ruins of Butrint provide the region’s most important historic site, while beaches and villages offer alternatives. Tendering, summer traffic and road time should be considered when planning beyond town.

May 9 2027: Arrive 10:00 AM · Depart 8:00 PM

Shore planning

Deluxe Cruises can help compare shore options for this port. Confirm transport times, accessibility and the return-to-ship deadline when choosing an outing.

May 10 2027 At Sea Arrive Arrive · Depart Departure

About At Sea

Days at sea offer time to enjoy Oceania Sirena between destinations, from reading in a quiet lounge to walking the open decks and watching the changing horizon. Dining, enrichment and relaxation can shape an unhurried day aboard. Consult the onboard program for the activities and facilities available during each sea passage.

May 10 2027: Arrive Arrive · Depart Departure

Onboard planning

Check the onboard program and final voyage documents. No shore landing or activity is assumed unless it is confirmed for this sailing.

May 11 2027 Heraklion (Crete) Greece · Arrive 7:00 AM · Depart 5:00 PM

About Heraklion (Crete)

Heraklion is Crete’s busy capital and the principal gateway to the Minoan palace of Knossos. Venetian walls, a harbor fortress, markets and an outstanding archaeological museum reveal layers of island history. Urban traffic and summer heat make timing important, especially when combining the city center with archaeological sites or countryside farther away.

May 11 2027: Arrive 7:00 AM · Depart 5:00 PM

Shore planning

Deluxe Cruises can help compare shore options for this port. Confirm transport times, accessibility and the return-to-ship deadline when choosing an outing.

May 12 2027 Athens (Piraeus) Greece · Arrive 7:00 AM · Depart 7:00 PM

About Athens (Piraeus)

Piraeus is Athens' maritime gateway, with busy ferry basins and smaller harbors along its coast. Inland, the Acropolis rises above the capital, while Plaka's lanes, museums and ancient sites reward a longer stay. Arrange transfers with city traffic in mind, particularly when combining sightseeing with disembarkation or an onward flight.

May 12 2027: Arrive 7:00 AM · Depart 7:00 PM

Shore planning

Deluxe Cruises can help compare shore options for this port. Confirm transport times, accessibility and the return-to-ship deadline when choosing an outing.

May 13 2027 Syros Greece · Arrive 7:00 AM · Depart 5:00 PM

About Syros

Syros combines Cycladic villages and clear Aegean bays with the more urban character of its island capital. Beaches at Kini, Vari, Azolimnos and Galissas curve around sheltered coves, while inland roads cross dry hills dotted with white settlements. Local cooking draws on seafood, cheeses and island produce, giving this quieter Cycladic destination a distinctive culinary and architectural identity.

May 13 2027: Arrive 7:00 AM · Depart 5:00 PM

Shore planning

Deluxe Cruises can help compare shore options for this port. Confirm transport times, accessibility and the return-to-ship deadline when choosing an outing.

May 14 2027 Bozcaada (Troy) Turkey · Arrive 7:00 AM · Depart 3:00 PM

About Bozcaada (Troy)

Bozcaada is a breezy Aegean island where a formidable harbor castle overlooks whitewashed lanes and traditional stone houses. Greek and Turkish influences remain visible in its architecture, food and relaxed townscape. Vineyards spread across the interior, while uncrowded coves and wind-shaped countryside give the island an easygoing, distinctive character.

May 14 2027: Arrive 7:00 AM · Depart 3:00 PM

Shore planning

Deluxe Cruises can help compare shore options for this port. Confirm transport times, accessibility and the return-to-ship deadline when choosing an outing.

May 15 2027 Istanbul Turkey · Disembark 8:00 AM · Depart Departure

About Istanbul

Istanbul spans Europe and Asia across the Bosphorus, layering Byzantine, Ottoman and modern city life around a busy natural waterway. Sultanahmet brings together Hagia Sophia, the Blue Mosque and Topkapı Palace, while the Grand Bazaar, Galata lanes, waterfront neighborhoods and ferry crossings reveal a city shaped by trade, faith and migration.

May 15 2027: Disembark 8:00 AM · Depart Departure

Shore planning

Deluxe Cruises can help compare shore options for this port. Confirm transport times, accessibility and the return-to-ship deadline when choosing an outing.

Please note: The published itinerary was checked on September 29, 2026. Port schedules and shore programs can change before departure. Confirm the final program and availability with Deluxe Cruises before arranging independent travel.

A closer look at this sailing

Venice to Istanbul aboard Sirena

Oceania Sirena Voyage SIR270505 sails Venice to Istanbul from May 5 2027 to May 15 2027. The published 10-day voyage includes 1 sea days, with calls including Koper, Rijeka, Dubrovnik, Sarande, Heraklion (Crete).

Select the destination panels above for every published date and arrival or departure time. Repeated dates associated with crossing the International Date Line are retained as published.

Personalized cruise planning with Oceania Cruises

Ask Deluxe Cruises about Sirena Voyage SIR270505

Considering the May 5-15, 2027 Sirena sailing, Voyage SIR270505? A Deluxe Cruises specialist can verify this itinerary's current status and availability and assist with stateroom or suite selection and deck location, fare and inclusion comparisons, eligible offers, available amenities, and personalized planning.

Eligible group pricing and special offers

We may have access to eligible pricing and amenities that are not displayed online. Before placing a deposit, ask us to compare a current like-for-like offer and review the value we can confirm for your requested sailing with Oceania Cruises.

Comparable offers must be current and verifiable for the same ship or program, departure, accommodation category, fare terms, and inclusions. All fares, offers, and amenities are subject to eligibility, availability, and terms set by Oceania Cruises.
Sirena | Voyage SIR270505 | May 5-15, 2027 | 10 days Venice to Istanbul

Luxury cruise planning summary

Oceania Sirena May 5-15 2027: is Voyage SIR270505 right for you?

Oceania Sirena Voyage SIR270505 sails Venice to Istanbul from May 5 2027 to May 15 2027. The published 10-day voyage includes 1 sea days, with calls including Koper, Rijeka, Dubrovnik, Sarande, Heraklion (Crete). The port schedule was checked on September 29, 2026. Ask Deluxe Cruises to confirm availability, compare accommodation categories and deck locations, and coordinate flights, shore plans and any special requirements for this exact voyage.

Best for
Travelers considering Venice to Istanbul aboard Oceania Sirena, including Koper, Rijeka, Dubrovnik, Sarande, Heraklion (Crete).
Why Deluxe Cruises
Personal guidance for Voyage SIR270505, including accommodation, deck location, itinerary, inclusion, and special-request comparisons.
Before you book
Confirm current availability, exact itinerary details, accommodation benefits, applicable preferred-rate opportunities, and documented guest requirements.

Questions travelers ask

Why book Oceania Sirena Voyage SIR270505 with Deluxe Cruises?

Deluxe Cruises provides personal planning for Voyage SIR270505, including accommodation and deck-location comparisons, current availability and preferred-rate guidance, and help documenting family, medical, dietary, or accessibility requests before departure.

What should travelers compare for Voyage SIR270505?

For the May 5-15 2027 Venice to Istanbul, compare the published schedule, accommodation category and location, included services, current availability, and any special requirements before you reserve.

How do I request a personalized luxury cruise quote?

Email info@deluxecruises.com, call +1-702-501-7105, or use WhatsApp +1-702-900-9975 and mention Voyage SIR270505 to request a personalized quote from Deluxe Cruises. Include the number of travelers, preferred accommodation and any existing cruise quote so your advisor can compare the same sailing, fare conditions and included benefits.

What is included and not included on Oceania Sirena Voyage SIR270505?

For the May 5-15, 2027 Venice to Istanbul sailing aboard Oceania Sirena: Published accommodation amenities include the Tranquility Bed, replenished soft drinks and water, 24-hour in-room dining, housekeeping, bath amenities and Starlink Wi-Fi, with category limits. The current verified record does not establish one complete fare-wide inclusion and exclusion schedule, so dining benefits, gratuities, laundry, beverages and personal charges must follow the exact booking. The exact fare and booking confirmation control.

What bed is provided for a child or third guest on Oceania Sirena Voyage SIR270505?

For the May 5-15, 2027 Venice to Istanbul sailing aboard Oceania Sirena: The current verified ship guides do not establish a child or third-guest sleeping surface for every category. Deluxe Cruises will confirm the exact room number, occupancy and bed from the current deck plan; no sofa bed, rollaway or Pullman is assumed. Deluxe Cruises will confirm the exact room and occupancy before booking.

Are shore excursions included on Oceania Sirena Voyage SIR270505, and can Deluxe Cruises help with alternatives?

For the May 5-15, 2027 Venice to Istanbul sailing aboard Oceania Sirena: The current verified record does not establish one shore-excursion credit or inclusion rule that can be applied to every fare and sailing. Each tour, credit and booking term must be checked for the exact voyage. If a preferred shore experience is not included, Deluxe Cruises can compare independent alternatives and check whether a lower price or better value is available than booking through the cruise line. Availability and savings vary and are confirmed before purchase.

How does Internet and Wi-Fi work aboard Oceania Sirena for Voyage SIR270505?

For the May 5-15, 2027 Venice to Istanbul sailing aboard Oceania Sirena: Starlink Wi-Fi is a published accommodation amenity. The exact device limit, service level, upgrade terms and booking entitlement must be confirmed, and satellite performance is not guaranteed. The exact booking confirmation controls.

What are Oceania Sirena's verified headline statistics?
1999Year built
30,277Tonnage
670Guests at double occupancy
593.7 ftLength
What clothes should I bring for this May itinerary?

Deluxe Cruises packing guidance for this May itinerary

  • Pack versatile layers suited to the route and season, including a light sweater and compact wind- and water-resistant outer layer.
  • Bring comfortable, supportive, non-slip walking shoes for piers, steps, cobbled streets, and longer touring days.
  • Add sun protection, a compact umbrella, and clothing that covers shoulders and knees where local religious or cultural sites require modest dress.

Oceania Cruises dress guidance

  • Country-club casual or elegant resort wear is the normal evening standard; tuxedos and gowns are not required.
  • Official dining guidance asks guests to avoid jeans, shorts, T-shirts and tennis shoes at dinner; the onboard program remains the final voyage-specific guide.

Packing suggestions are Deluxe Cruises editorial guidance; the cruise line's final documents and the weather forecast control the last check.

What services and amenities are available aboard Oceania Sirena?
  • Aquamar Spa + Vitality Center, dining venues, lounges, a pool, entertainment and enrichment are core fleet features, but the exact venues and programs vary by ship.
  • Do not describe a cooking school, spa terrace, casino, sports deck or particular restaurant as fleetwide without checking the selected ship.

Venues, hours, inclusions, equipment, and operating conditions can vary by ship and sailing. Deluxe Cruises will reconfirm the details for this departure.

What fitness, sports, or wellness facilities does Oceania Sirena have?
  • Official life-on-board material publishes fitness equipment and complimentary group classes, with wellness consultations and a walking or fitness track on applicable ships.
  • Spa facilities, class schedules, participation rules and outdoor sports vary by ship and voyage and should be reconfirmed.

Class schedules, age rules, treatment access, operating hours, and equipment availability are confirmed for the exact ship and voyage.

What accommodation features and services can Oceania Sirena guests expect?
  • Published accommodation amenities include the Tranquility Bed, a refrigerated minibar with replenished soft drinks and water, 24-hour in-room dining, daily housekeeping, Starlink Wi-Fi, bath products, robes, slippers and a safe; category and ship limitations apply.
  • Butler service, laundry, specialty-dining delivery, verandas and other suite privileges are category-specific and must be taken from the exact ship and room category.
  • Smoking is prohibited in every stateroom, suite and private veranda.

Review the exact room or suite number, category, deck position, layout, and benefits for Voyage SIR270505 before reserving.

Can children and babies sail aboard Oceania Sirena?
  • The minimum age is six months on most voyages and 12 months on voyages with three or more consecutive days at sea.
  • A guest under 18 traveling without a parent or legal guardian needs the required original consent documentation and parent identification copies.
  • No current official source reviewed establishes fleetwide supervised childcare or a guaranteed children's program; mark those services unknown unless the sailing publishes them.
  • A guest may not sail if she will be in or beyond the 24th week of pregnancy at embarkation or at any time during the voyage.

For Voyage SIR270505: do not assume a supervised program, babysitting, crib, or child-specific service unless it is confirmed for this sailing.

How does Oceania Sirena handle special needs, medical arrangements, and accessibility?
  • Notify Oceania in writing when booking about mobility, communication, medical-equipment or other assistance needs and update the line if the need changes.
  • Accessible suites are limited. Guests generally bring their own mobility device; ship wheelchairs are held for emergencies, and device dimensions or storage may need advance approval.
  • Standard rooms are not barrier-free, personal care is not provided, and a self-sufficient guest or capable companion is required. Ports, gangways and tenders can limit access.
  • Onboard medical capability is limited and is not equivalent to a shoreside hospital; remote itineraries can delay evacuation or specialist care.
  • Medical services, medications and related transport are normally charged to the guest. Guests should carry adequate medication and disclose equipment or material conditions before sailing.

Important: access varies by accommodation, gangway, pier, tender, shore transport, and operating conditions. Document needs when requesting the booking and reconfirm them before travel.

What is the smoking policy aboard Oceania Sirena?
  • Oceania ships are generally non-smoking. Smoking is prohibited in all staterooms, suites and private verandas and is permitted only in designated areas.
  • Exact smoking locations are ship-specific; do not publish a fleetwide deck or venue list without a current ship source.

Designated locations and onboard rules can change. Follow the policy, posted signs, and crew instructions in force for the voyage.

How can I find the best cruise airfare for Oceania Sirena Voyage SIR270505?

For flights to Venice before this Oceania Sirena cruise and home from Istanbul after Voyage SIR270505, compare schedules, fare rules, baggage allowances, connection times, and change options—not airfare alone. Visit the Deluxe Cruises Cruise Airfare page to explore flight options designed around your cruise and potential ways to save money. Airfares and savings vary, and Deluxe Cruises will help confirm suitable travel dates and connection time before booking.

Where can I review cruise travel insurance information?

Visit the Deluxe Cruises Cruise Travel Insurance page to prepare for a quote and compare optional protection with Travel Insured.

You can also search the Deluxe Cruises Cruise-Line Travel Insurance Directory for cruise-line-specific plan companies, insurer or administrator contacts, available policy-document links, and published pre-existing-condition purchase guidance. Plan terms and availability can change; the policy or certificate issued for your state controls.

How do I create an Oceania My Account and connect Oceania Sirena Voyage SIR270505 after booking with Deluxe Cruises?

Before you begin: After Deluxe Cruises confirms Oceania Sirena Voyage SIR270505, register with the phone number and email address associated with the Oceania reservation. Oceania does not publicly show the exact manual link-booking fields, so do not substitute a Deluxe Cruises invoice, receipt, or payment reference.

  1. Step 1 — Open My Account: Choose My Account or My Oceania from Oceania Cruises' official website. If an account already exists for the reservation email, sign in with that email and password.
  2. Step 2 — Create the account: Enter the requested title, first and last names, country, state, phone number, email and confirmation, password and confirmation, booked-guest answer, and travel-advisor answer, then submit the form.
  3. Step 3 — Use reservation-matching details: Use the same phone number, email, and guest identity held by Oceania. Follow any Booked Cruises or Add Upcoming Cruise prompts shown after sign-in; their current exact fields are not publicly listed.
  4. Step 4 — Open the reservation: Review Oceania Sirena Voyage SIR270505 in Booked Cruises and complete the guest information, documents, excursions, hotels, dining, or other planning tools currently available.
  5. Step 5 — Complete check-in when it opens: Oceania currently opens online check-in closer to departure. Follow the portal prompts for the guest form, contract, onboard payment card, security photo, arrival time, safety material, and boarding pass.

If Oceania Sirena Voyage SIR270505 is missing, confirm the account email and phone match Oceania's record, then use Forgot Password for an existing account rather than making a duplicate. Contact Deluxe Cruises so your advisor can validate or correct the reservation details with Oceania.

Dining, check-in, documents, and other services have separate release or payment rules; account creation itself should not be described as requiring final payment. Deluxe Cruises remains your travel advisor. Keep your password private.