We partner with the largest network carriers in the world, such as Delta Air Lines, United Airlines, American Airlines, and Alaska Airlines, and we fly to hundreds of locations around North America. SkyWestOnline has been offering millions of travellers an exceptional travel experience for 50 years. We are eager to assist you! What skywest airways offers Online Check-In One of the major benefits of using skywest airline reservation service is that you may save a lot of time by not having to get to the airport three to four hours before your flight is scheduled to depart. Due to lengthy lines, checking in for a flight is typically a time-consuming operation. However, checking in online saves you time. Following your online check-in, You only need to leave your luggage in the appropriate location and proceed to the security checkpoint, which is required. You can check in for a SkyWest flight from your home using a laptop and the company's website.