How Can Travelers Add Baggage to a Southwest Booking?
Travelers can add checked baggage to a Southwest Airlines booking through the airline’s website, mobile app, or airport check-in facilities. Passengers can review their baggage allowance, confirm applicable fees, and arrange checked luggage before departure.
Southwest Airlines has traditionally been associated with generous baggage allowances. However, the airline now charges for checked bags on several fare types, making it important for passengers to understand the rules before packing.
Every Southwest passenger can still bring one carry-on bag and one personal item without an additional charge. Checked baggage, however, depends on the purchased fare, Rapid Rewards status, eligible credit card benefits, and other qualifying exemptions.
For travelers planning a family vacation, business trip, or extended stay, adding baggage correctly can prevent unexpected charges and airport delays.
This guide explains how to add checked bags to a Southwest reservation, how much baggage costs, which passengers qualify for complimentary luggage, and what size and weight restrictions apply.
How Can Passengers Add Baggage to Southwest Airlines?
Southwest Airlines passengers can add or confirm checked bags during the booking and check-in process, through eligible online reservation-management options, or at the airport.
The available process may depend on whether the reservation is already ticketed and whether the passenger has started checking in.
What Are the Ways to Add Southwest Checked Baggage?
| Booking stage | Baggage option | What travelers can do |
|---|---|---|
| During booking | Flight booking process | Review available baggage options |
| After booking | Manage Reservations | Review the reservation and available baggage options |
| Online check-in | Website or mobile app | Add or confirm checked bags |
| Airport check-in | Self-service kiosk | Register eligible checked luggage |
| Airport counter | Southwest representative | Pay for bags and arrange special baggage handling |
Passengers should verify that any purchased baggage appears on their reservation or check-in confirmation.
How Can Travelers Add Southwest Baggage Online?
Travelers can use Southwest’s website to retrieve their reservation and access available baggage-management or check-in options.
Online check-in generally opens 24 hours before scheduled departure.
What Are the Steps to Add Checked Bags Online?
- Visit the official Southwest Airlines website.
- Open the Check-In or Manage Reservations section.
- Retrieve the booking using the required reservation details.
- Select the flight and passenger.
- Review the checked baggage allowance and any applicable fees.
- Choose the number of checked bags when the option is available.
- Complete the payment process if required.
- Confirm the baggage details and obtain the boarding pass.
The precise options displayed can vary by reservation and check-in stage.
Can Passengers Add Baggage Through Manage Reservations?
Yes. Travelers can access their booking through Manage Reservations to review available baggage options.
However, the actual addition or payment process may be completed during check-in rather than through every reservation-management screen.
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How Can Passengers Add Baggage Using the Southwest App?
The Southwest mobile app allows passengers to access their reservations, check in, review baggage information, and complete eligible checked baggage transactions.
What Are the Steps to Add Baggage Through the App?
- Open the Southwest Airlines mobile app.
- Sign in or retrieve the flight reservation.
- Select the upcoming trip.
- Open the available check-in or baggage options.
- Review the passenger’s checked baggage allowance.
- Select the number of bags when prompted.
- Pay the applicable baggage fees.
- Save the updated travel details.
The app can also help travelers access boarding passes and monitor flight information.
Can Travelers Add Checked Bags at the Airport?
Yes. Southwest passengers can register and pay for checked bags at eligible airport kiosks or ticket counters before departure.
However, travelers should allow enough time for baggage processing and security screening.
How Does Airport Baggage Check-In Work?
Passengers should locate the Southwest Airlines check-in area and use a self-service kiosk or speak with an airline representative.
After retrieving the reservation, travelers can declare the number of bags, pay applicable charges, and obtain baggage tags.
The luggage must then be handed over at the designated baggage-drop location.
Passengers traveling with oversized items, sporting equipment, or special baggage may need assistance at the ticket counter.
How Much Does Southwest Airlines Charge for Checked Bags?
Southwest Airlines charges $45 for the first checked bag and $55 for the second checked bag on applicable Basic, Choice, and Choice Preferred fares for qualifying U.S. mainland travel.
These charges apply per passenger, each way, under the current fee schedule for tickets booked, ticketed, or changed on or after April 9, 2026.
What Are Southwest Airlines’ Checked Baggage Fees?
| Baggage category | Standard fee |
|---|---|
| Carry-on bag | Free |
| Personal item | Free |
| First checked bag | $45 |
| Second checked bag | $55 |
| Third and additional checked bags | $150 each |
| Overweight bag, 51–70 lb | Additional $100 |
| Overweight bag, 71–100 lb | Additional $200 |
| Oversized bag, 63–80 linear inches | Additional $200 |
These are standard U.S. mainland charges. Different fees or exemptions may apply to travel between Hawaiian islands, eligible status holders, certain fare types, and special baggage.
How Much Would Two Checked Bags Cost on a Round Trip?
A passenger paying standard checked baggage fees for two bags would spend $100 each way.
| Baggage | Outbound | Return | Round-trip total |
|---|---|---|---|
| First checked bag | $45 | $45 | $90 |
| Second checked bag | $55 | $55 | $110 |
| Total | $100 | $100 | $200 |
This example assumes no baggage-fee exemption applies.
Which Southwest Fare Types Include Free Checked Bags?
Southwest’s checked baggage allowance depends on the fare purchased, with Choice Extra providing two complimentary checked bags.
Basic, Choice, and Choice Preferred passengers generally pay standard checked baggage fees unless they qualify for another benefit.
How Do Southwest Fare Types Compare?
| Fare type | Carry-on | First checked bag | Second checked bag |
|---|---|---|---|
| Basic | Free | $45 | $55 |
| Choice | Free | $45 | $55 |
| Choice Preferred | Free | $45 | $55 |
| Choice Extra | Free | Free | Free |
These allowances apply to standard qualifying U.S. mainland travel. Special baggage rules and exceptions may affect individual reservations.
Does Southwest Basic Include Free Checked Baggage?
No. Southwest Basic does not ordinarily include complimentary checked baggage.
Passengers can still bring one free carry-on and one personal item, while checked luggage is charged separately unless another exemption applies.
Does Southwest Choice Include Checked Baggage?
Choice fares generally require passengers to pay for checked baggage.
However, eligible Rapid Rewards status holders and qualifying Southwest credit cardmembers may receive a free first bag.
Does Southwest Choice Extra Include Two Free Checked Bags?
Yes. Choice Extra includes the first and second checked bags without additional standard baggage charges.
Passengers should still comply with the airline’s published size and weight limits.
Who Qualifies for Free Checked Bags on Southwest Airlines?
Southwest provides complimentary checked baggage to eligible Choice Extra passengers, qualifying Rapid Rewards elite members, certain credit cardmembers, and other exempt travelers.
What Are Southwest’s Free Baggage Benefits?
| Passenger category | Complimentary checked baggage |
|---|---|
| Choice Extra passengers | First and second bags |
| Rapid Rewards A-List Preferred | First and second bags |
| Rapid Rewards A-List | First bag |
| Eligible Rapid Rewards credit cardmembers | First bag |
| Qualifying active-duty military personnel | First and second bags |
| Eligible Getaways by Southwest bookings | First and second bags |
Some benefits extend to up to eight additional passengers on the same reservation, subject to program requirements.
Do Southwest Credit Cardholders Receive Free Baggage?
Yes. Eligible Southwest Rapid Rewards credit cardmembers can receive their first checked bag free.
The benefit can extend to up to eight additional passengers traveling on the same reservation.
The cardholder’s Rapid Rewards account number must satisfy the airline’s booking requirements.
Do A-List Members Get Free Checked Bags?
Yes. A-List members receive their first checked bag free, while A-List Preferred members qualify for two free checked bags.
These benefits may also extend to eligible companions on the same reservation.
What Are Southwest Airlines’ Baggage Size and Weight Limits?
Southwest Airlines permits standard checked bags weighing up to 50 pounds and measuring no more than 62 linear inches.
Carry-on bags and personal items must also fit within the airline’s published cabin baggage limits.
What Are Southwest’s Baggage Limits at a Glance?
| Baggage type | Maximum dimensions | Standard weight limit |
|---|---|---|
| Carry-on | 24 × 16 × 10 inches | Must be safely stowed |
| Personal item | Must fit under the seat | Must be safely stowed |
| Checked bag | 62 linear inches | 50 lb |
| Overweight checked bag | Subject to acceptance limits | Up to 100 lb with charges |
| Oversized checked bag | Up to 80 linear inches under standard rules | Additional charges |
The 62-inch checked baggage limit is calculated by adding the bag’s length, width, and height.
What Is Southwest Airlines’ Carry-On Baggage Policy?
Southwest permits one carry-on bag and one personal item free of charge on every fare.
Carry-on luggage must fit in the overhead compartment, while personal items must fit beneath the seat.
What Is the Maximum Carry-On Size on Southwest?
24 × 16 × 10 inches
This limit includes external measurements such as wheels and handles.
Examples of carry-on baggage include small rolling suitcases, travel duffel bags, and appropriately sized garment bags.
Can Passengers Bring a Backpack as a Personal Item?
Yes. A backpack can qualify as a personal item when it fits beneath the seat.
Passengers should avoid overpacking a backpack that must be placed in the overhead compartment if they are already carrying a separate cabin bag.
What Are Southwest Airlines’ Overweight Baggage Fees?
Southwest charges additional fees when a checked bag exceeds the standard 50-pound limit.
How Much Does Southwest Charge for Heavy Luggage?
| Bag weight | Additional fee |
|---|---|
| Up to 50 lb | No overweight fee |
| 51–70 lb | $100 |
| 71–100 lb | $200 |
| Over 100 lb | Generally not accepted as ordinary checked baggage |
The overweight charge is additional to any applicable standard checked baggage fee.
What Are Southwest Airlines’ Oversized Baggage Fees?
Checked bags exceeding 62 linear inches are considered oversized and may incur additional fees.
How Much Does Southwest Charge for Oversized Bags?
| Bag size | Baggage treatment |
|---|---|
| Up to 62 linear inches | Standard checked baggage |
| 63–80 linear inches | Additional $200 |
| Over 80 linear inches | Generally not accepted as ordinary checked baggage |
Southwest provides special exceptions for selected sporting equipment and musical instruments.
Can Passengers Add More Than Two Checked Bags?
Yes. Southwest accepts additional checked baggage beyond the first two bags, subject to the airline’s maximum acceptance limits.
The standard fee for a third or additional checked bag is $150 per piece on applicable U.S. mainland travel.
What Happens When Additional Bags Are Overweight?
Passengers may need to pay both the excess baggage fee and the applicable overweight or oversized charge.
For example, a third checked bag weighing 60 pounds may incur a $150 excess baggage charge plus a $100 overweight charge, totaling $250.
Travelers should check whether shipping unusually heavy items separately would be more economical.
Can Travelers Add Baggage After Checking In?
Travelers may still be able to add checked baggage after completing online check-in, provided they meet Southwest’s airport baggage acceptance deadlines.
Passengers should use the available check-in options or request assistance at the airport counter.
What Happens if a Passenger Forgets to Add a Bag?
Passengers can visit an eligible Southwest ticket counter or baggage kiosk to register the bag and pay any applicable fees.
However, bags presented after the baggage acceptance deadline may not be accepted for the scheduled flight.
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When Is the Deadline for Checking Southwest Baggage?
Southwest requires passengers to complete checked baggage procedures before the applicable airport cutoff.
For many domestic flights, checked bags must be presented at least 45 minutes before departure, although certain airports and international itineraries have different requirements.
How Early Should Passengers Arrive at the Airport?
| Flight type | Recommended arrival |
|---|---|
| Domestic flight | Approximately 2 hours before departure |
| International flight | Approximately 3 hours before departure |
| Traveling with oversized baggage | Allow additional processing time |
| Traveling with sports equipment | Arrive early for special handling |
Travelers should check the specific baggage acceptance deadline for their departure airport.
Can Southwest Passengers Check Strollers and Car Seats for Free?
Yes. Southwest generally permits eligible strollers and child restraint systems to be checked without ordinary baggage charges when traveling with children.
These items can often be checked at the ticket counter or gate.
What Should Families Know About Child Travel Equipment?
Strollers and car seats should be properly secured and protected during transport.
Passengers can use protective travel bags to reduce the risk of damage.
Families should confirm whether their equipment qualifies for free checking and whether special handling is required.
How Does Southwest Handle Sports Equipment and Musical Instruments?
Southwest accepts selected sporting equipment and musical instruments under specific baggage rules.
Some equipment is treated as standard checked baggage, while larger or heavier items may require additional fees.
Which Special Items Can Travelers Bring?
| Item | General policy |
|---|---|
| Golf equipment | Accepted under applicable sporting equipment rules |
| Skis and snowboards | Accepted with equipment-specific conditions |
| Bicycles | Special packaging and baggage charges may apply |
| Fishing equipment | Subject to size and packing requirements |
| Musical instruments | Cabin or checked baggage, depending on size |
| Mobility devices | Special assistance and handling rules |
Passengers should review equipment-specific restrictions before departure.
Can Travelers Get a Refund for Unused Southwest Baggage?
Southwest’s treatment of checked baggage fees depends on whether the bag was accepted, whether the passenger traveled, and the circumstances of the reservation.
A purchased baggage allowance should not automatically be assumed refundable simply because the passenger decides not to check a bag.
What Happens if Southwest Loses or Delays a Checked Bag?
Passengers should report missing or delayed baggage to Southwest as soon as possible.
They may qualify for reimbursement of certain expenses or applicable baggage charges under the airline’s baggage liability rules.
Travelers should retain baggage claim receipts and purchase documentation.
How Can Travelers Save Money on Southwest Checked Baggage?
Passengers can reduce baggage costs by using complimentary cabin baggage, selecting an appropriate fare, and checking whether they qualify for baggage exemptions.
What Are the Best Ways to Avoid Southwest Baggage Fees?
- Pack within the free carry-on allowance: One carry-on and one personal item are included with every fare.
- Compare Choice Extra fares: Two checked bags are included.
- Use eligible Rapid Rewards benefits: Qualifying elite members may receive one or two complimentary checked bags.
- Check credit card privileges: Eligible Southwest Rapid Rewards cardmembers may receive a free first bag.
- Consider vacation packages: Qualifying Getaways by Southwest bookings include two checked bags.
- Avoid overweight luggage: Weigh bags before leaving home.
- Consolidate luggage carefully: Compare the cost of additional bags with overweight charges.
What Mistakes Should Travelers Avoid When Adding Southwest Baggage?
Passengers should avoid assuming that Southwest still provides two complimentary checked bags on every ticket.
The airline’s baggage benefits now depend on the fare and other eligibility conditions.
| Common mistake | Possible consequence |
|---|---|
| Assuming all checked bags are free | Unexpected baggage fees |
| Ignoring fare differences | Paying separately for luggage |
| Exceeding 50 lb | Overweight charges |
| Exceeding 62 linear inches | Oversized baggage fees |
| Arriving late for bag drop | Bag may not be accepted |
| Forgetting loyalty account details | Missing an eligible baggage benefit |
| Failing to review special equipment rules | Additional handling restrictions |
| Assuming fees are identical on all routes | Incorrect travel budget |
Conclusion
Adding baggage to a Southwest Airlines booking is straightforward when passengers understand the available check-in options and the baggage allowance associated with their ticket.
Travelers can review or arrange checked baggage through the airline’s website, mobile app, and airport check-in facilities. Every passenger receives a complimentary carry-on and personal item, while checked baggage fees depend on the fare and qualifying exemptions.
For applicable U.S. mainland travel, the standard first checked bag costs $45 and the second costs $55. However, Choice Extra passengers and certain eligible loyalty members can avoid these charges.
Before departure, travelers should confirm their baggage allowance, measure and weigh their luggage, and allow sufficient time for airport baggage processing.
Reviewing these details in advance helps passengers avoid unnecessary expenses and enjoy a smoother Southwest Airlines journey.
Frequently Asked Questions
Passengers can add or confirm checked bags through Southwest’s available booking and check-in options or at an airport kiosk or ticket counter.
Yes. Travelers can review their reservation and use available baggage or check-in options to arrange checked luggage before departure.
The standard first checked bag fee is $45 on applicable Basic, Choice, and Choice Preferred fares for qualifying U.S. mainland travel.
The standard second checked bag fee is $55 on applicable fares, unless the passenger qualifies for a complimentary baggage benefit.
Not on every fare. Choice Extra passengers, A-List Preferred members, and certain other eligible travelers can receive two free checked bags.
Yes. Eligible strollers and car seats can generally be checked without ordinary baggage charges when traveling with children.
Yes. Standard checked baggage charges apply per direction of travel. A round-trip itinerary may therefore incur fees on both outbound and return journeys.
Bags weighing 51–70 pounds generally incur an additional $100 charge, while bags weighing 71–100 pounds incur an additional $200 charge.