From AllEarsNet.com:
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Resort Airline Check-In Service[/FONT]
[FONT=Verdana, Arial, Helvetica, sans-serif] * Resort Airline Check-In Service at your Disney resort is only available if you are flying domestically (includes Puerto Rico) on the following airlines: Alaska Airlines, American, Continental, Delta, JetBlue, Northwest, and United (including TED). It is a complimentary (free) service.[/FONT]
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[FONT=Verdana, Arial, Helvetica, sans-serif]* This service allows you to check your luggage and receive your airline boarding passes right at your resort on the day of your departure.[/FONT]
[FONT=Verdana, Arial, Helvetica, sans-serif]* This service is separate from Magical Express. You do not have to participate in Magical Express to utilize the Resort Airline Check-in Service.[/FONT]
[FONT=Verdana, Arial, Helvetica, sans-serif]* Each Disney resort has a dedicated Check-In Desk located in or near the Lobby or near the outside entrance to the resort. If you can't locate the Resort Airline Check-in Desk, ask at the Front Desk. Some examples:[/FONT]
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The Polynesian's check-in desk is outside just pass the valet stand on the right as you exit the hotel.[/FONT]
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* The desks are open every day from 5 a.m. to 1 p.m. You can check in no more than 12 hours and no less than 3 hours prior to your scheduled flight departure time.[/FONT]
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* To check in, your entire party must be present with your government issued photo I.D. (e.g., driver's license, passport, Military ID) and your Key to the World card to verify that you are a guest of a Disney hotel[/FONT]
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* The Resort Airline Check-In desks can provide some of the same services and information as the airline ticket counters at the airport, including checking seat assignments, and verifying flight information and status. The Resort Airline Check-In Desks cannot make any changes to flight arrangements or make new flight reservations.[/FONT]
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* This service is not provided by Disney. A third-party company approved by the Transportation Security Administration (TSA) operates the Resort Airline Check-In on behalf of the participating airlines.[/FONT]
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* Some persons have reported a wait of over 30 minutes at the Resort Airline check-in desk during peak times. If you are within 3 hours of your departure time, you should bypass this service and get your boarding passes at the airport.[/FONT]
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Exceptions: [/FONT]
[FONT=Verdana, Arial, Helvetica, sans-serif]* This service is also not offered for the Walt Disney World Swan and Dolphin, Shades of Green, or Downtown Disney Area resorts. [/FONT]
[FONT=Verdana, Arial, Helvetica, sans-serif]* It is not valid for Disney's Vero Beach Resort and Disney's Hilton Head Island Resort. [/FONT]