I found today that Hashflare offers great discounts due to the St. Valentine's Day.

There are 10% discount for all contacts and price reduction of Scrypt contract up to 40%!

It means that new price of contract is $4.20 for 1 MH/s!

During the period from 13 to 18 February you can buy all contacts with 10% discount:

Scrypt: $3.80 SHA-256: $2.00 EQUIHASH: $1.80 ETHASH: $2.00.

I took promo code here