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Southwest Baggage Fee Topics (2026)

Use this hub to navigate Southwest bag pricing subtopics. If you want the main answer first, start with the full Southwest baggage fee guide.

Fee TypeAmount
1st checked bag$35
2nd checked bag$45
3rd+ checked bag$150 each
Overweight (51–70 lbs)+$100
Overweight (71–100 lbs)+$200
Oversize (63–80 in)+$200
Carry-on bagFree
Personal itemFree

Detailed Guides by Fee Type

Southwest Baggage Fees

Primary guide for checked bag fees, carry-on rules, free-bag exceptions, and oversized or overweight charges.

Checked Bag Prices

Checked bag pricing only: $35 first bag, $45 second, $150 third+. Real-world cost examples.

First Checked Bag Fee ($35)

$35 per direction, $70 round trip. Who gets it free and what triggers overweight charges.

Second Checked Bag Fee ($45)

$45 per direction, $90 round trip. Only A-List Preferred gets this one free.

Overweight Baggage Fees

$100 surcharge for bags 51–70 lbs. $200 surcharge for 71–100 lbs. How to avoid.

Oversize Baggage Fees

$200 surcharge for bags 63–80 linear inches. How to measure and avoid the charge.

Third Bag Fee ($150)

Every bag after the second costs $150. When it applies and cheaper alternatives.

Round Trip Baggage Fees

Fees apply each direction. Calculate your total cost for a round trip.

Fees by Fare Type

How fees differ across Basic, Choice, Choice Preferred, and Choice Extra fares. Choice Extra includes 2 free bags.

Weight Allowance

50 lbs standard limit. What happens at 51, 70, and 100 lbs.

Checked Bag Size Limits

62 linear inches standard. How to measure length + width + height.

Baggage Fees for Families

Per-person fee totals for families of 2, 3, and 4. Free items for children.

Baggage Fees for 2 Passengers

Total fees for couples and pairs. Sharing one bag saves $35 each way.

2 Bags Round Trip Cost

$160 per person round trip with 2 bags. Full breakdown and savings options.

Business Traveler Baggage Fees

How A-List status and credit cards eliminate fees for frequent business flyers.

Airline Baggage Fee Comparison

Southwest vs Delta vs United vs American Airlines. Who wins on fees in 2026?

Ski & Snowboard Bag Fees

$35 bag fee + likely $200 oversize surcharge. Size guide for ski bags vs Southwest limits.

Baggage Fees Per Person

Total costs for 1–4 passengers with 1 or 2 bags each, one-way and round trip.

Carry-On Weight Limit

Southwest has no carry-on weight limit — only size (10×16×24 in) is enforced.

Checked Bag Weight Limit

50 lbs standard. $100 surcharge at 51–70 lbs, $200 at 71–100 lbs. Max 100 lbs.

International Baggage Weight

Same 50 lb limit and $100/$200 overweight fees apply on all international Southwest routes.

Sports Equipment Fees

Golf clubs, skis, bikes, surfboards, and more. How each sport item is priced and sized.

Golf Clubs Baggage Fees

$35 standard bag fee + likely $200 oversize surcharge. How to pack and measure golf bags.

Pet Fees

$125 in-cabin fee per pet carrier (one-way). In-cabin only — no pets in cargo on Southwest.

Lost & Delayed Baggage

What to do if Southwest loses or delays your bag. Claim process, reimbursement, and timelines.

Baggage Policy Changes (2025)

Southwest ended free checked bags May 28, 2025. What changed, who is exempt, and the new fees.

Baggage Fees for Students

No student discount — same $35/$45 fees apply. College travel tips to travel light.

Stroller & Car Seat Policy

Strollers and car seats gate-check FREE. Do not count toward checked bag allowance.

Calculate Your Exact Fees

Enter your fare type, status, and bag dimensions for a precise total.

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Frequently Asked Questions

How much does Southwest charge for checked bags in 2026?

Southwest charges $35 for the first checked bag and $45 for the second checked bag per direction. The third bag and beyond each cost $150. Overweight bags (51–70 lbs) incur a $100 surcharge; bags 71–100 lbs incur a $200 surcharge. Oversize bags (63–80 linear inches) incur a $200 surcharge.

Are carry-on bags free on Southwest?

Yes. Southwest allows one free carry-on bag and one free personal item for all passengers on all fare types. There is no weight limit for carry-ons, and there are no basic economy carry-on restrictions.

When did Southwest start charging for checked bags?

Southwest began charging for checked bags on May 28, 2025. Before that date, all Southwest passengers received 2 free checked bags on every flight. Passengers who booked before May 28, 2025 for travel on or after that date also pay the new fees unless they are grandfathered by holding an existing A-List status or qualifying credit card.

How can I avoid Southwest baggage fees?

Four main options: (1) Southwest Rapid Rewards credit card — waives first bag for cardholder and up to 8 companions; (2) A-List status — 1 free bag; (3) A-List Preferred status — 2 free bags; (4) Active-duty military with valid ID — unlimited free bags. Alternatively, pack only a carry-on and personal item, which remain free for all passengers.

Are Southwest bag fees charged per direction or total for the round trip?

Per direction. Fees are charged each time a bag is checked, so a round trip doubles the cost. One bag on a round trip costs $35 × 2 = $70. Two bags on a round trip costs ($35 + $45) × 2 = $160 per person.