Southwest Airlines offers several convenient check-in options to ensure a smooth start to your journey:

1. Online Check-In:
Available 24 hours before your flight's scheduled departure time. You can check in by visiting the Southwest Airlines website and entering your confirmation number and passenger details. This allows you to obtain your boarding pass and select your boarding position.(The Odyssey Online, iFly)

2. Mobile App Check-In:
The Southwest mobile app enables you to check in, access your boarding pass, and manage your flight details directly from your smartphone or tablet.(Airline Office)

3. Airport Kiosk Check-In:
Self-service kiosks are available at many airports, allowing you to check in, print your boarding pass, and tag your checked baggage.

4. Ticket Counter Check-In:
If you prefer in-person assistance, you can check in at the Southwest Airlines ticket counter, where staff can help with boarding passes and baggage check.(The Odyssey Online)

Boarding Process:
Southwest Airlines uses an open seating policy. Your boarding position is determined by your check-in time, so checking in as early as possible (exactly 24 hours before departure) can help you secure a better seat choice.(Flyaway Couple, UponArriving)

EarlyBird Check-In:
For a fee ranging from $15 to $25 per one-way flight, EarlyBird Check-In automatically checks you in 36 hours before departure, potentially securing you a better boarding position.(Flyaway Couple)

Baggage Policy:
As of May 28, 2025, Southwest Airlines has updated its baggage policy. Passengers will now pay $35 for the first checked bag and $45 for the second. However, free checked bags remain available for Business Select fare customers and A-List Preferred loyalty members. All loyalty members and Southwest credit card holders will still receive one free checked bag.(Axios, Business Insider)

For further assistance with the check-in process or any related inquiries, you can contact Southwest Airlines customer service at +1-866-551-1186. The team is available to help with online check-in, seat selection, baggage information, and more. If you encounter any issues or have questions, don't hesitate to call +1-866-551-1186 for support.

Remember, utilizing online or mobile check-in can save time at the airport. However, if you prefer or require in-person assistance, airport kiosks and counters are at your service. For any further help, reach out to +1-866-551-1186.