CO put up a similar offer a couple days ago so I was hoping UA would follow. Unfortunately, I'm having a hard time finding really appealing fares.

http://www.united.com/page/article/1..._Business_sale

Book your travel by July 7, 2010 on united.com.

Additional taxes/fees
Fares do not include a $3.70 per flight segment tax. A flight segment is defined as one takeoff and one landing. Fares do not include the September 11th Security Fee of $2.50 per enplanement at a U.S. airport or Passenger Facility Charges of up to $18, which may be collected depending on the itinerary. Fares for Hawaii and Alaska do not include an $8.10 (each way) departure tax. For travel from Canada, fares do not include U.S. Inspection fees of $8, taxes/fees imposed by the Canadian government of up to $19.50, and a $32.20 international departure and arrival tax if outside of the 225-mile buffer zone. All international fares are subject to U.S. arrival and departure taxes and agricultural, immigrations and customs fees of up to $50. For travel to some countries, additional airport, transportation, embarkation, security and passenger service taxes/surcharges of up to $250 will apply depending on destination. For return travel from some countries, fares do not include airport and/or departure taxes of up to $45, which may be collected by the foreign government.

Terms
Purchase by July 7, 2010.
Outbound travel must occur between July 5, 2010 and September 5, 2010. All travel must be completed by September 9, 2010.
Fares are valid for travel on Sunday through Thursday.
A Saturday night minimum stay is required and a maximum stay of 30 days is permitted.
Exceptions apply. See the fare facts for full rules and information.
Additional checked baggage fees may apply. See international baggage information for details.
Fares below are subject to availability and may not be valid on all flights/dates