Basic info travel info to Loreto (Thanks Steve)
www.alaskaair.com  Los Angeles(LAX) to Loreto(LTO); T,Th,F,Su; flights on a 737 non-stop
www.delta.com  LAX to LTO; All days except Th & Sa (now); Tu, F, Su only in May; flights on an ExpressJet Embraer 145 jet
www.aereocalafia.com.mx  Guaymus(GYM) to LTO; M,W,F; early afternoon flights on a Cessna single prop
www.aeromexico.com  Daily flights with long Hermosillo stopovers.
www.continental.com  Houston (IAH) to LTO. Th & Su only (I think). Flights on an ExpressJet Embraer 145 jet.
In Loreto: Taxis $25-$50 to town; shuttles generally less than $10 person (be sure to verify shuttle is not going to Loreto Bay – a long side trip)
Rental cars – Available at the airport thru major carriers (Thrifty, Budget, Hertz Europcar), best deal seems to be longer term rental booked on the internet. Cars also available in town on a daily basis but more pricey.
Places to stay:
www.ladamianainn.com  local bed & breakfast inn we’ve stayed at the past 2 years
www.cococabanasloreto.com  Nice newer cabanas with pool. A little off the beaten path.
www.iguanainn.com  Nice basic cabanas, just a block from the town plaza.
www.posadadelasflores.com  Unbelievable, on the plaza, pricey.
Lots more on the below websites.
General Loreto websites:
Baja insider Baja road report http://www.bajainsider.com/driving-baja/baja-road-report.htm 
AeroMexico fare check 2/13/08
TBC Bus Lines has service to Guaymas, departing from Phoenix ($40), Tucson ($30) or Nogales, Sonora ($20). If you need to get a tourist card, be sure to tell the driver and they will stop at the 21 Km checkpoint. If you forget, this card can also be obtained at the Immigration office in Guaymas. Terminal locations and phone numbers are as follows:
Phoenix: 1225 S. 7th St, 602-258-2445
Tucson: 1428 S. 6th Ave, 520-903-2801
Nogales: Carr. International Km 4.5, 011-52-631-32880
Sonora state map