Online check-in CommutAir - https://www.check-in.site

As an AI language model, I don't have real-time information or the ability to access specific airline systems. However, I can provide you with general information on how to check in online for flights with CommutAir.

CommutAir is a regional airline that operates as a United Express carrier. To check in online for a CommutAir flight, you typically need to visit the airline's official website or use their mobile app if available. Here are the general steps for online check-in:

1. Visit the CommutAir website or download their mobile app from the respective app store.

2. Look for the "Check-In" or "Manage Booking" section on their website or within the app.

3. Enter the required information, such as your booking reference or confirmation number, as well as your last name.

4. Follow the prompts to complete the check-in process, which may include selecting your seat, providing any necessary travel document information, and confirming your contact details.

5. Once you've completed the online check-in, you'll typically be able to access your boarding pass digitally. You may receive it via email, SMS, or be able to download it directly from the website or app.

6. Make sure to save your digital boarding pass on your mobile device or print a physical copy, depending on your preference and the requirements of the airport.

Please note that specific procedures or features for online check-in may vary based on the airline's policies and the availability of their online check-in system. If you have any questions or need assistance with online check-in for a CommutAir flight, it's best to visit their official website or contact their customer service directly for the most accurate and up-to-date information.