'Which airlines give you miles on which US frequent flier programs?'
 
Aer Lingus American Airlines
Aeromexico Continental
Delta
Northwest
Air Canada United
Air France Continental
Delta
Northwest
Air New Zealand United
Air Pacific NA [0% discount economy on AA]
Alaska Continental
Delta
Northwest
Alitalia Continental
Northwest
America West Northwest
American Airlines Alaska Airlines
ANA United
Asiana United
British Airways Alaska Airlines [25% economy]
American Airlines [not SEA-LHR]
Cathay Pacific Alaska Airlines
American Airlines [not every discount economy class]
China Airlines Delta
China Southern Delta
Northwest
Continental Airlines Alaska
Delta
Northwest
Copa Continental
Northwest
Delta Continental
Northwest
EL AL Israel Airlines Delta [50% discount economy]
Emirates Continental
Delta
EVA Air Continental
Finnair American Airlines
Garuda Indonesia Northwest
Hawaiian Airlines Alaska Airlines [not flights to Sydney]
American Airlines [not flights to Sydney]
Continental [inter-island only]
Northwest [inter-island only]
Virgin Atlantic [all flights]
Iberia American Airlines [30% discount economy]
Jet Airways Northwest
Kenya Airways Northwest
KLM Alaska Airlines
Contiental
Northwest
Korean Air Continental
Delta
Northwest
LAN Chile Alaska Airlines
Lufthansa United
Malaysia Airlines Delta
Northwest
Mexicana American Airlines
Northwest Alaska Airlines
Continental
Qantas Alaska Airlines
American Airlines [50% discount economy]
Continental [not consolidator tickets]
SAS United
Singapore Airlines Delta
United
South African Delta
Southern Winds American Airlines
Swiss American Airlines
TACA American Airlines [0% discount economy]
TAM American Airlines [50% discount economy]
THAI United
Turkish Airlines American Airlines [0% discount economy]
US Airways United
VARIG United
Virgin Atlantic Continental
Delta