Kosai Vacation Packages

Book a Hotel + Flight or Car together to unlock savings

  • Plan, book, travel with confidence

  • Better together

    Save up to CA $4,200 when you book a flight and hotel together*
  • Find the right fit

    With over 300,000 hotels worldwide, it's easy to create a perfect package
  • Rest easy

    Plan, book, and manage your trip all in one place

Your Kosai Vacation

Well known for its coastal scenery and unspoiled nature, Kosai is an excellent getaway destination. Book one of our Kosai vacation packages and uncover all that this lively city has to offer. If sightseeing is on the to-do list during your trip to Kosai, swing by leading attractions like Maisaka Beach, Arai Beach and Sakichi Toyoda Memorial House. No matter your travel plans or the size of your budget, organizing a tailored Kosai vacation is a piece of cake with Expedia.

Top Kosai Vacation Deals

Price found within the past 48 hours. Click for updated prices.
Fujinomiya Green Hotel
Guest House Face to Face
Fujinomiya Fujikyu Hotel

Kosai Beach Vacation

Forget about the stresses of daily life and let your mind, body and soul unwind on your Kosai vacation. There's nothing more invigorating than a cool ocean breeze and the soothing sound of waves crashing onto the shore. Organize your trip to Kosai the easy way by locking in one of our Kosai vacation packages. Many people decide to base themselves near Arai Benten Beach, a local highlight only 6 kilometres from the city center.

Things You Should Know About Kosai

  • If you've been dreaming of that seaside lifestyle, check out our Kosai beach hotels. Water views and salty sea air — what more could you want?
  • Our hotels, like The Villa Hamanako and Kuretake Inn Hamanako, are a hit with visitors of all types. Check out the facilities and get ready for your vacation in Kosai!
  • Around 43,700 people live in Kosai. If you'd like some tips about what to see and do around these parts, why not chat to a couple of the locals? Our Kosai things to do page is also a handy source of information.
  • Kosai vacation deals are one of the best ways to save on incredible experiences. Some ideas, such as Arai Benten Beach, Myoryuji Temple and Ogaji Temple, should be at the very top of your to-do list.

Ready to book your vacation to Kosai?

 

Choose your dates

Kosai Hotel Deals

Hotel Route Inn Hamanako

Hotel Route Inn Hamanako

3 out of 5
1049-1, Komi Kosai Shizuoka-ken
Fully refundableReserve now, pay when you stay
The price is CA $90 per night from Jul 13 to Jul 14
CA $90
per night
Jul 13 - Jul 14
Hotel Route Inn Hamanako
Tabist Kosai Hamanako no Yado

Tabist Kosai Hamanako no Yado

2 out of 5
1253-1 Ochiba Kosai Shizuoka
The price is CA $34 per night from Jun 23 to Jun 24
CA $34
per night
Jun 23 - Jun 24
7/10 Good! (49 reviews)
Good overall
"It's was really good, I forgot to ask for an early check-in but theh saw me sitting outside waiting let me check in early which was super nice, I did nock to ask if I could leave my bags but the only staff there at the time was deaf, so that's okay. The room was good and comfy and warm. And the bath ..."

Reviewed on Feb 10, 2025

Tabist Kosai Hamanako no Yado
Hotel Associa Toyohashi

Hotel Associa Toyohashi

4 out of 5
Nishijuku-cho, Hanada-cho Toyohashi Aichi-ken
The price is CA $84 per night from Jun 15 to Jun 16
CA $84
per night
Jun 15 - Jun 16
9/10 Wonderful! (1,011 reviews)
"以前から時々利用していますが、設備も、スタッフの対応もよく 快適に過ごせました。"

Reviewed on Jun 8, 2026

Hotel Associa Toyohashi
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 Kosai attractions

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.