Hôtel Mercure Paris Boulogne price comparison: 25 booking sites

Each site's price we recorded, low to high

Going rate: $172 a night all-in. The going rate is the price the largest number of listings that named a room or offered free cancellation agreed on (ties go to the lower price).

One snapshot on October 3, 2026 for Nov 7 to Nov 9, 2 adults, US market, USD. Prices change daily.

All-in means taxes and fees included, as each site reported them to Google Hotels. Each row is that site's lowest listing. Hotel's own site is the seller Google Hotels lists under the hotel's name.

What we measured at Hôtel Mercure Paris Boulogne

Google Hotels listed Hôtel Mercure Paris Boulogne as a 4-star tourist hotel. Its all-in going rate, $172 a night, was the 2nd highest of the 15 hotels with an all-in going rate on our Paris page (they ranged from $70 to $225), and the 2nd highest of the 4 there listed as 4-star. Taxes and fees, as the booking sites reported them to Google Hotels, added $32 (23%) to its before-tax going rate of $140, the 7th highest share of the 15 hotels with both prices on our Paris page (they ranged from 15% to 31%); our data does not split it into taxes and fees. 4 of the 25 booking sites listed exactly the going rate. The highest, $205 on Hotel prive, was 64% above the lowest. 5 of the 25 sites named a room on their lowest listing: Expedia.com, Travelocity.com, Booking.com, Hotels.com and the hotel's own site. None of the 25 sites showed free cancellation on its lowest listing.

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