Southwest Airlines Seat Selection Guide (2026)
Southwest does not assign seats. Boarding is open seating based on check-in order (A, B, C groups). Check in early for best seat choice.
Seat Selection Fees
Standard: No assigned seats — open seating. Preferred: N/A — choose any available seat when boarding. Extra Legroom: Exit rows available on first-come basis during boarding.
Free Seat Selection
No — Southwest does not assign seats. Boarding is open seating based on check-in order (A, B, C groups). Check in early for best seat choice.
Tips
- Set an alarm for exactly 24 hours before departure and check in immediately
- EarlyBird Check-In is worth it for popular routes — guarantees A or early B group
- Families with children 6 and under board between A and B groups
- If you get a C boarding position, aisle seats near the back are usually available