CheapTickets via goSeek offers 6-Night Stays at the Pod 51 Hotel in New York, NY, with prices starting at $358.56 via coupon code "LETSJET". (We found this rate on January 18.) At $60 per night, that's the lowest rate we could find by $67 and a very low price for a six-night NYC stay. This 3-star hotel in New York's Midtown area has an Expedia rating of 91% based on 4,722 reviews and has earned the TripAdvisor Certificate of Excellence.
Of note, Pod 51 offers a wide range of room options, however, most are smaller than typical hotel rooms.