Hotels in Kos in September 2026 average £84/night for a couple, with good hotels from £45/night — based on 334 live price scans by HotelMonitor.
Last updated: 11 August 2026 · refreshed weekly from live scans
What you'll pay
£84 a night
Typical rate for two adults across 218 scans of Booking.com, Expedia and Hotels.com. The cheapest room we saw was £45.
Season
Peak — +18% vs average
September is the busiest and most expensive time of year. The Kos annual average is £71/night; the cheapest month we track is November 2026 at £44.
How September compares to every other month
Every figure is measured, not estimated — each bar is the average of our own scans for that month.
Bar length = average nightly rate. Green = cheapest month you can still book, orange = dearest, navy = this page. Every figure is measured from our own scans.
Should you book September 2026?
- Shifting to November 2026 cuts the typical nightly rate to £44 — 48% less than September 2026.
- Book early. In peak months the cheapest rooms sell first and late availability is priced hardest.
- Rates move daily. Set a free price alert and we will tell you when your hotel drops.
Top-rated Kos hotels we're tracking
Rated 10/10 or better and seen repeatedly in our scans of Kos.
Other months in Kos
Same measurement, different month — average nightly rate for two adults.
More Kos guides
Prices are per night for two adults, gathered by HotelMonitor's automated scans. They move daily — always check the live rate before booking.
Greece · September 2026
