Saikai

Travel Guide

A steel bridge over a river with mountains in the background.
Photo by Toshizumi Muta (Creative Commons Attribution 2.0)
A coastal landscape with a prominent tree, a bridge, and a wooden walkway.
Photo by そらみみ (Creative Commons Attribution-Share Alike 4.0)
A bridge over a calm river with boats in the foreground.
Photo by Hiroshi Nakai (Creative Commons Attribution 2.0)
A river with a bridge, trees, and distant mountains.
Photo by そらみみ (Creative Commons Attribution-Share Alike 4.0)
A winding road through a hilly landscape with sparse trees and distant buildings.
Photo by そらみみ (Creative Commons Attribution-Share Alike 4.0)
Jisco Hotel Saikai

Jisco Hotel Saikai

3 out of 5
2502-11 Osetocho Setokashinourago Saikai Nagasaki
$51 nightly
The price is $57 total per night from Nov 23 to Nov 24
$57 total
Nov 23 - Nov 24
Stay at this hotel in Saikai. Enjoy free WiFi, free parking, and breakfast (surcharge).
9/10 Wonderful! (126 reviews)
"It was very convenient and confortable stay, in the local town by the sea and the port for the business trip to Matsushima island!! Also the room was clean and the big bus was nice to relax and enjoy!!"

Reviewed on Jul 12, 2026

Jisco Hotel Saikai
THE GLOBAL VIEW Nagasaki

THE GLOBAL VIEW Nagasaki

4 out of 5
2-26 Takaramachi Nagasaki Nagasaki
$69 nightly
The price is $76 total per night from Nov 23 to Nov 24
$76 total
Nov 23 - Nov 24
Stay at this hotel in Nagasaki. Enjoy free WiFi, 2 restaurants, and breakfast (surcharge). Our guests praise the helpful staff and the clean rooms in our reviews. ...
9.4/10 Exceptional! (660 reviews)
"This is an older style hotel that is in great condition. The rooms are very large. I really like the Breakfast buffet!"

Reviewed on Oct 27, 2026

THE GLOBAL VIEW Nagasaki
Hotel Nikko Huis Ten Bosch

Hotel Nikko Huis Ten Bosch

3.5 out of 5
6 Huis Ten Bosch Sasebo Nagasaki-ken
$146 nightly
The price is $160 total per night from Nov 4 to Nov 5
$160 total
Nov 4 - Nov 5
Stay at this hotel in Sasebo. Enjoy free WiFi, 2 restaurants, and breakfast (surcharge). Our guests praise the helpful staff and the clean rooms in our reviews. ...
8.8/10 Excellent! (1,325 reviews)
"Staff services"

Reviewed on Aug 2, 2026

Hotel Nikko Huis Ten Bosch
See all 251 properties in Saikai
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.
FAV LUX NAGASAKI

FAV LUX NAGASAKI

3.5 out of 5
3-10 Matsugaemachi Nagasaki Nagasaki
Stay at this aparthotel in Nagasaki. Enjoy free WiFi, breakfast (surcharge), and a sauna. Our guests praise the helpful staff in our reviews. Popular attractions ...
9.4/10 Exceptional! (387 reviews)
"Room cleaning"

Reviewed on Nov 2, 2026

FAV LUX NAGASAKI
ZEE HAVEN Nagasakiekimae

ZEE HAVEN Nagasakiekimae

3.5 out of 5
6-12 Nagasaki Nagasaki
Stay at this apartment in Nagasaki. Enjoy free WiFi and climate control. Popular attractions Twenty-Six Martyrs Museum and Monument and Oka Masaharu Memorial ...
ZEE HAVEN Nagasakiekimae
Grand Base Urakami

Grand Base Urakami

3 out of 5
7-7 Kawaguchimachi Nagasaki Nagasaki Prefecture
Stay at this aparthotel in Nagasaki. Enjoy free WiFi, slippers, and climate control. Popular attractions Noguchi Taro Fine Arts Museum and Sanno Shrine are located ...
8.8/10 Excellent! (75 reviews)
"The room is huge we felt very comfortable there very clean beautiful bathroom Beautiful shower all of that the only thing I would suggest is that they have a few little condiments like maybe salt pepper that sort of thing that's the only suggestion I would give. Really a beautiful beautiful large ..."

Reviewed on Sep 16, 2026

Grand Base Urakami
See all properties in Saikai
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 Saikai attractions

Nagasaki Bio Park

9.0/10 (34 reviews)
Explore the great outdoors at Nagasaki Bio Park, a lovely green space in Saikai. Amble around the area's seaside or visit its spas.
See properties

Things to do

Fukuoka: Cruise Ship Port Day Tour

Fukuoka: Shore Excursion for Cruise Guests (Group)

$61
per adult
Fukuoka: Shore Excursion for Cruise Guests (Group)
The photo that you will remember most from your day with me.

Private Nagasaki WW2 History Tour including Atomic Bomb Museum

$1,516
per traveler
Private Nagasaki WW2 History Tour including Atomic Bomb Museum
Private Day Trip to Huis Ten Bosch from Fukuoka

Private Day Trip to Huis Ten Bosch from Fukuoka

$1,079
per adult
Private Day Trip to Huis Ten Bosch from Fukuoka
See all activities in Saikai

Frequently asked questions

Is Saikai worth visiting?
Saikai is worth visiting for its standout attractions and experiences. Travelers can explore unique destinations like Oshima Island and the Nagasaki Bio Park. Both offer engaging activities and sights, providing a fulfilling visit for those looking to discover the area's highlights.
When is the best time to visit Saikai?
The best time to visit Saikai is from March through July, when the climate is generally most favorable for travelers. For those seeking fewer crowds and better value, the quieter months of January and February offer a more relaxed experience, making it a good option for a tranquil visit.
What is Saikai known for?
Saikai is known for Oshima Island, along with attractions like Nagasaki Bio Park and Saikaibashi Park. This city in Japan offers travelers a mix of natural beauty and recreational spaces to explore.
What is a good itinerary length for Saikai?
A good itinerary length for Saikai is two to three days to explore Oshima Island, Nagasaki Bio Park, and Saikaibashi Park. For an extended stay of four to five days, you can also include a Private Nagasaki WW2 History including Atomic Bomb Museum Tour, allowing for deeper exploration of the area's natural and historical sites. See Saikai Activities.
What are the top things to do in and around Saikai?
Saikai and its surroundings offer natural beauty and historical insights for travelers:


How do I plan a trip to Saikai?
To plan your trip to Saikai, search for places to stay on Expedia. Book flights and rental cars in advance, especially if you plan to visit Oshima Island or Nagasaki Bio Park. For outdoor activities at Saikaibashi Park, aim for early morning or late afternoon. Consider booking the Private Nagasaki WW2 History including Atomic Bomb Museum Tour ahead of time.
Can I book a refundable hotel in Saikai?
Yes, Expedia offers many flexible booking options, and you can look for refundable hotels in Saikai by entering your dates and using the refundable or fully refundable filter. Always check the hotel's cancellation policy before you book, since terms can vary by hotel, and visit Expedia help center for further details.
Why book a trip to Saikai with Expedia?
Expedia makes it easier to plan your Saikai trip with travel tools, flexible search options, and bookable trip components all in one place. You can organize your plans in one account and use Expedia to help build a trip that fits your budget and travel style. Find out more about how by visiting Expedia's Trip Planner page.
Should I stay in a hotel or vacation rental in Saikai?
The best choice depends on your travel style. Hotels in Saikai can be a good fit for convenience, on-site amenities, and shorter stays, while vacation rentals may offer more space, privacy, and home-style amenities for longer trips, families, or groups. With Expedia, you can compare both options side by side, read traveler reviews, and filter by amenities to find the right fit for your trip.
How can I manage my Saikai trip on Expedia?
Once you've booked your Saikai trip, you can manage it through your Expedia account or the Expedia app. You can view your itinerary, access booking details, make eligible changes, and check for updates in My Trips. The Expedia app can also help you stay organized while you travel.
What if I need help during my Saikai trip?
Expedia offers customer support before, during, and after your Saikai trip. If your plans change or something unexpected happens, you can review your booking in My Trips and use Expedia help center channels for help with eligible changes, cancellations, or travel issues.
How can Expedia help me plan my first trip to Saikai?
If it's your first trip to Saikai, Expedia can help you plan by bringing together stays, flights, activities, traveler reviews, and trip-planning tools in one place. With Expedia's Trip Planner you can compare options, read reviews from other travelers, and build an itinerary that matches your interests and budget.
How can I save on my Saikai hotel booking with Expedia?
Join One Key™ for free to unlock instant discounts with Member Prices on select hotels. You can also earn and use OneKeyCash™* on eligible bookings on Expedia. Booking in advance is usually another great way to save on your Saikai hotel.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

Cities near Saikai

A brightly lit street with a wooden building adorned with lights and signs, a staircase, and a tree.

Nagasaki

A coastal city with a harbor, mountains in the background, and dense urban development.

Sasebo

A serene park with a pond, cherry blossoms, and a distant cityscape.

Omura

A calm lake surrounded by lush green hills and a cloudy sky.

Shinkamigoto

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