Here are hotels and rates in the Philly area as given on the Internet in the Fall of 2005.
MAJOR AIRPORT HOTELS
Embassy Suites Airport215-365-4500$109.00 - $189.00
Fairfield Inn by Marriott215-365-2254$69.00 - $109.00
Renaissance Philadelphia Hotel Airport610-521-5900$109.00 - $259.00
Sheraton Suites Philadelphia Airport215-365-6600$99.00 - $219.00


DOWNTOWN HOTELS
Alexander Inn215-923-3535$99.00 - $129.00
Best Western Independence Park Hotel215-922-4443$186.56 - $219.00
Clarion Suites Convention Center922-1730 
Courtyard by Marriott Philly Downtown215-496-3200$148.78 - $195.00
Doubletree Hotel Philadelphia215-893-1600$159.00 - $630.00
Embassy Suites Center City215-561-1776$129.00 or more
Four Seasons Hotel Philadelphia215-963-1500$345.00 or more
Hilton Garden Inn215-923-0100$95.95 - $205.95
Holiday Inn Express Midtown215-735-9300$108.00 - $165.00
Latham215-563-7474$122.23 - $219.00
Loews Philadelphia Hotel215-627-1200$199.00 or more
Marriott Philadelphia215-625-2900$179.00
Omni Hotel At Independence Park215-925-0000$168.30 - $250.00
Park Hyatt Philadelphia at The Bellevue215-893-1234$375.00
Radisson Plaza-Warwick Hotel215-735-6000$100.01 - $570.00
Rittenhouse Hotel215-546-9000$325.00 - $410.00
Ritz-Carlton, Philadelphia215-523-8000$345.00 or more
Sheraton Rittenhouse Square Hotel215-546-9400$149.00 or more
Sofitel Philadelphia215-569-8300$179.00 - $350.00
Westin Philadelphia215-563-1600$179.00 - $309.00
Windsor Hotel215-981-5678$105.33 - $219.00