ISG to IWK, New Ishigaki Airport to Iwakuni Kintaikyo Airport Cheap Flights

Based on HopeGoo data, All Nippon Airways offers one-way fares as low as US$108 on Cheapest nonstop routes (e.g. ISG to IWK on Wed, Apr 1), while All Nippon Airways offers Cheapest nonstop round-trips from US$456 departing on Wed, Mar 11 and returning on Wed, Mar 18.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Ishigaki to Iwakuni is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

To find best deals on flights from Ishigaki to Iwakuni, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Apr 1, with one-way flights priced at just US$108. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is All Nippon Airways. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Iwakuni travel is around August. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Ishigaki to Iwakuni is October, when demand for travel is lower.

After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Ishigaki to Iwakuni on February 23, 2026 with Japan Airlines, with prices starting at US$1,911.

The time difference between Iwakuni and Ishigaki is 0h.

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