Kastro Holidays

Photo by Steve Leland

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Top hotels in Kastro

Cyclades Hotel Serifos

Cyclades Hotel Serifos

1 out of 5
Livadi Serifos Serifos Island
The price is S$136 per night from 14 Jul to 15 Jul
S$136
14 Jul - 15 Jul
includes taxes & fees
9/10 Wonderful! (161 reviews)
"Everything was perfect! Dimitri was very helpful 😁"

Reviewed on 2 Jul, 2026

Cyclades Hotel Serifos
Sigma Residences Boutique Hotel

Sigma Residences Boutique Hotel

3 out of 5
Exampela Sifnos Sifnos Sifnos Island
The price is S$467 per night from 14 Jul to 15 Jul
S$467
14 Jul - 15 Jul
includes taxes & fees
10/10 Exceptional! (20 reviews)
"It was incredibly nice here! The pool and scene is so calm and peaceful. We rented the 2 BR villa and I highly recommend. You get your own pool! The breakfast basket was intentional and artfully crafted! I do recommend having a car because the walk to Apollonia on the trails is about 45 minutes. ..."

Reviewed on 1 Jul, 2026

Sigma Residences Boutique Hotel
NOS Hotel & Villas

NOS Hotel & Villas

4 out of 5
Faros Sifnos Sifnos Island
The price is S$1,344 per night from 16 Jul to 17 Jul
S$1,344
16 Jul - 17 Jul
includes taxes & fees
NOS Hotel & Villas
See all 428 properties in Kastro
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Stay near popular Kastro attractions

Archaeological Museum of Sifnos

8.0/10 (1 review)
You can spend time studying the exhibits at Archaeological Museum of Sifnos during your travels in Kastro. Wander the beaches and waterfront in the area.
See properties

What to do in Kastro

Self Guided Sifnos North Side History Driving Tour

Self Guided Sifnos North Side History Driving Tour

S$13
per traveller
Self Guided Sifnos North Side History Driving Tour
Milos Island Full day Private Tour

Milos Island Full day Private Tour

S$3,388
per traveller
Milos Island Full day Private Tour
Private Cultural Walking Tour in Sifnos Kastro

Private Cultural Walking Tour in Sifnos Kastro

S$1,685
per adult
Private Cultural Walking Tour in Sifnos Kastro
See all activities in Kastro

Frequently asked questions

How much does a Kastro holiday package cost?
You can grab a holiday package to this top destination on Expedia. But how much your holiday to Kastro costs will depend on the season, hotel choice and length of stay.
What are the cheapest months to go to Kastro?
You can typically find reduced prices and better availability in January, February and November. Take a look at our cheap Kastro holiday packages and you could land some great off-season discounts.
How many days is enough for Kastro?
With a well-planned itinerary, you can easily hit the most popular Kastro sights in a few days. But if you prefer to discover hidden gems or go on day tours, think about booking your Kastro holiday for longer.
How to find the best Kastro package deals?
Begin your search for a Kastro package deal by entering your destination and preferred travel dates under our "Packages" tab. Then select a few filters, like "Popular locations" and "Property type," to fine-tune the results to your exact style. You can also sort by "Package discount" and discover offers that come with irresistible savings. If you don't find the perfect Kastro package deal straight away, just switch up your dates and search again. Remember that deals are only available for a limited time, so book early and get your Kastro adventure off to a flying start.
Is it cheaper to book a Kastro holiday as a package?
An Expedia holiday package could save you hundreds of dollars when compared to booking flights and accommodation separately. Better still, you can customise your Kastro escape to match your exact needs. Pick your preferred flight time, select the hotel type and add a car rental. Explore our bundles to see how much you can save.
When to book a holiday package to Kastro?
If you're planning a spur-of-the-moment Kastro getaway, check out our last-minute deals that can be booked up to one week before you take off. Prefer not to wait until the last minute? You can land amazing deals on your hotels and flights by booking ahead.
How to plan a trip to Kastro?

  1. Choose the best time to travel: Your schedule, favourite season and the type of weather you like can all influence your decision on when to visit Kastro.
  2. Plan your budget wisely: As well as the cost of your hotel, you should consider other expenses too. These include food, flights and transportation. Also, put aside a little extra for unexpected expenses that could arise during your trip to Kastro.
  3. Decide how long to go away for: Now that you're more familiar with Kastro, you can work out the right length of your holiday. Pull together a draft itinerary and give yourself enough time for all the things you want to do.
  4. Bundle your airfare and accommodation: Once you've settled on your travel dates and duration, lock in the ideal Kastro holiday package for you.

Explore a world of travel with Expedia

* Savings based on package bookings compared to the price of the same components booked separately. Savings not available on all packages. Book Flight + Lodging, save up to 100% of flight price - Savings based on flight + lodging package prices as compared to the price of the same components available for booking separately before all discounts and rewards applied. Your bundled savings cover up to 100% of your flight. Savings vary based on origin/destination, length of trip, stay dates and travel suppliers. Savings not available on all flight + lodging package bookings.