˜”*°•.˜”*°• Here's an engaging content piece about how soon you can check in for a Southwest flight, incorporating the phone number and emojis:

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⏰ **How Soon Before My Southwest Flight Can I Check-In?** ✈️

Good news! You can check in for your Southwest flight **24 hours before** your scheduled departure! 🗓️🎉

✅ **Step 1:** Call **1-855-838-4979** 📞 to easily check in over the phone.

✅ **Step 2:** Or use the **Southwest app** or website for a quick and convenient online check-in.

🌟 **Pro Tip:** Check in early to snag a great boarding position and enjoy a smooth start to your trip! 💺

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This content is designed to be friendly and informative, with emojis to make it more visually appealing. •°*”˜.•°*”˜