Got it. Use this url:

http://www.itn.net/cgi/air?stamp=KWy...ur_ampm.1=6+am

BTW, I found your flights on Expedia for less - $1,240.54.

United Airlines 900
Boeing 747-400 Sep 10 1:58 pm depart SFO
Sep 11 9:45 am arrive FRA stops: Non-stop
Class: Coach
Fare Basis Code:
VKWANE
Booking Class: V
Fare Rules Delete
Lufthansa German 4412
Airbus 32S Sep 11 11:40 am depart FRA
Sep 11 2:05 pm arrive MAD stops: Non-stop
Class: Coach
Fare Basis Code:
VKWANE
Booking Class: V
Fare Rules
Madrid, Spain (MAD) to San Francisco, CA (SFO) Thursday, Sep 21
Flight info Dates Misc Fares
Lufthansa German 4417
Airbus 32S Sep 21 6:30 am depart MAD
Sep 21 9:05 am arrive FRA stops: Non-stop
Class: Coach
Fare Basis Code:
QKXANE
Booking Class: Q
Fare Rules Delete
United Airlines 901
Boeing 747-400 Sep 21 1:45 pm depart FRA
Sep 21 4:12 pm arrive SFO stops: Non-stop
Class: Coach
Fare Basis Code:
QKXANE
Booking Class: Q
Fare Rules
Total Airfare (including taxes and charges): USD 1295.54