| Click on the links below for information on each airline's Online Check-in Options or Baggage Allowance Information. In regards to Online Check-in, you may need your Record Locator Number and/or your Frequent Flyer Number to check in for your flight online. | |
| Alaska Airlines | Online Check-In - Available from 30 hours to 1 hour prior to departure for E-ticket, domestic travel, no paid upgrades Web Check-In Q & A Carry-on Baggage Allowances Checked Baggage Allowances |
| America West | Online Check-In - Available from 30 hours to 90 minutes prior to scheduled departure for E-ticket, domestic travel. (America West is now a division of US Airways.) Baggage Allowances |
| American Airlines | Online Check-In - Available from 30 hours to 1 hour prior to scheduled departure for E-ticket travel, for domestic flights and flights to San Juan, PR. Carry-on Baggage Allowances Checked Baggage Allowances |
| Continential Airlines | Online Check-In - Available from 30 hours to 1 hour prior to scheduled departure for E-ticket, domestic travel. Carry-on Baggage Allowances Checked Baggage Allowances |
| Delta Airlines | Online Check-In - Available from 24 hours prior to scheduled departure for domestic flights and flights to San Juan, PR and US Virgin Islands. Baggage Allowances |
| Frontier Airlines | Online Check-In - Available from 24 hours to 90 minutes prior to scheduled departure for domestic travel if not checking baggage. Carry-on Baggage Allowances Checked Baggage Allowances |
| Northwest Airlines | Online Check-In- Available from 24 hours to 60 minutes prior to scheduled departure, traveling with E-ticket within U.S. or from U.S./Canada to the U.S., Canada, Mexico, Caribbean, Asia and nonstop flights from U.S. to Frankfurt, London, Paris, and Amsterdam. Carry-on Baggage Allowances Checked Baggage Allowances |
| Southwest Airlines | Online Check-In - Available beginning 12:01 AM local time the day of departure. Boarding Passes may not be printed for multi-passenger, group, senior, infant, youth, military, or government type fares. Baggage Allowances |
| United Airlines | Online Check-In - Check in is available 24 hours before flight departure, up to 1 hour before domestic flights and 2 hours before U.S. outbound international flights. Baggage Allowances |
| US Airways | Online Check-In - Available from 24 hours to 90 minutes prior to scheduled departure (US Airways Shuttle passengers are able to use Web Check-in after Midnight to 90 minutes prior to their scheduled departure time on the day of flight), traveling with E-ticket with in United States and to San Juan, PR, St. Thomas and St. Croix. Baggage Allowances |
