Maison Proust, Hotel & Spa La Mer

Maison Proust, Hotel & Spa La Mer price summary

Across 1,822 price scans covering 6 months, Maison Proust, Hotel & Spa La Mer in Paris City Centre, Paris, France has averaged £1161 per night, with rates between £803 and £1926. The cheapest month we have measured is July 2026 at an average of £804 a night; the most expensive is September 2026 at £1356, a difference of £552 per night.

Average nightly price by month

Month	Average	Range	Scans
July 2026	£804	£803–£805	4
August 2026	£869	£803–£967	175
September 2026	£1356	£974–£1926	408
October 2026	£1233	£926–£1516	587
November 2026	£1028	£898–£1112	448
December 2026	£1111	£990–£1399	200

Month

Average

Range

Scans

July 2026

£804

£803–£805

August 2026

£869

£803–£967

175

September 2026

£1356

£974–£1926

408

October 2026

£1233

£926–£1516

587

November 2026

£1028

£898–£1112

448

December 2026

£1111

£990–£1399

200

Every figure is measured from our own daily price scans — nothing here is estimated or supplied by the hotel.

Common questions

How much does it cost to stay at Maison Proust, Hotel & Spa La Mer?

Based on our daily scans, Maison Proust, Hotel & Spa La Mer in Paris has ranged from £803 to £1926 per night. Set a free price alert to be notified when the rate drops.

When is the cheapest time to stay at Maison Proust, Hotel & Spa La Mer?

Of the months we have priced, July 2026 has been the cheapest at an average of £804 a night. September 2026 has been the dearest at £1356.

How often are these prices checked?

Our scanner re-checks Maison Proust, Hotel & Spa La Mer every day across Booking.com, Expedia, Hotels.com and Agoda. This page has 1,822 recorded scans behind it.