Southwest Airlines Online Check-In
Check in online for your Southwest flight to get your boarding group and download your boarding pass ahead of time.
▶ Visit Southwest WebsiteHow to Check In Online
| Step | Description |
|---|---|
| 1 | Go to southwest.com or open the Southwest mobile app. |
| 2 | Click “Check In” and enter your confirmation number, first name, and last name. |
| 3 | Check in exactly 24 hours before departure for the best boarding position. |
| 4 | Download or email your boarding pass. You’ll receive a boarding group (A–C and number). |
Boarding Group Info
Southwest uses open seating. Boarding group A, B, or C (and position 1–60) is assigned during check-in. No assigned seats – board in order and choose any available seat.
Baggage Allowance
Southwest includes:
- ✅ 1 personal item + 1 carry-on (free)
- ✅ 2 checked bags (free, up to 50 lbs/23 kg each)
- ❌ Oversize/overweight fees apply for >50 lbs or >62 inches (linear)
Frequently Asked Questions
| Question | Answer |
|---|---|
| When does online check-in open? | Exactly 24 hours before scheduled departure. |
| How do I get Group A? | Check in early or purchase EarlyBird Check-In (auto-check-in 36 hours before departure). |
| Can I choose my seat? | No – open seating. Choose any seat once on board. |
Travel Tips
- Set a reminder to check in exactly 24 hours before departure.
- EarlyBird Check-In costs ~$15–25 and improves boarding position.
- Print your boarding pass or save it in the app.
Contact & Support
📞 Customer Service (USA): 1-800-I-FLY-SWA (1-800-435-9792)
Southwest Airlines Fleet – Active Aircraft Types
Source: Southwest Airlines on Wikipedia