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Southwest Airlines (WN)

Southwest Airlines Baggage Fees and Carry-On Limits

The size, weight and fee figures PackRight uses for Southwest Airlines, what each fare family includes, and where every number comes from.

Review pending

At least one figure behind this estimate has not been checked against its airline source, or was last checked more than 30 days ago. Treat it as a planning guide, not a price. How we calculate this estimate.

Bag size and weight limits

Southwest Airlines bag size and weight limits
BagMaximum sizeMaximum weight
Personal item16 x 13.5 x 8.5 inNot published
Carry-on24 x 16 x 10 inNot published
Checked bag62 in total (length + width + height)50 lb

Review pendingSource: Southwest Airlines - Baggage (opens in a new tab)Scope: US domestic.

What each fare includes

Southwest Airlines fare families and checked bag fees
FarePersonal itemCarry-onFirst checkedSecond checked
Wanna Get AwayReview pendingIncludedIncluded$0$0

Fees shown are per passenger, one way, for a US domestic trip bought during booking. Where a figure is marked Not published, PackRight has no sourced number and will not guess one.

Review pendingSource: Southwest Airlines - Baggage (opens in a new tab)Scope: US domestic, one-way, per passenger.

A worked example

Say two people fly Southwest Airlines on Wanna Get Away with one checked bag each, no card benefit. PackRight estimates $0 per bag, so $0 for the pair, one way. This is an example of how the calculator works, not a price guarantee.

Common questions

What size carry-on does Southwest Airlines allow?
PackRight models Southwest Airlines's carry-on allowance as 24 x 16 x 10 in. A bag fits if its three sides are within those three measurements in any order, so it does not matter which side you call the length. Measure with wheels and handles included. This figure has not yet been checked against the airline source, so confirm it before you travel.
What counts as a personal item on Southwest Airlines?
A personal item is the smaller bag that goes under the seat in front of you. PackRight models Southwest Airlines's limit as 16 x 13.5 x 8.5 in. Every fare family PackRight models for Southwest Airlines includes a personal item. This figure has not yet been checked against the airline source, so confirm it before you travel.
How much is a checked bag on Southwest Airlines?
PackRight models a first checked bag on Southwest Airlines at $0, for a one-way US domestic trip. Airport prices, partner segments and international itineraries can differ, and some airlines price bags by route and by when you buy them. This figure has not yet been checked against the airline source, so confirm it before you travel.
How heavy can a checked bag be on Southwest Airlines?
PackRight models Southwest Airlines's standard checked-bag weight limit as 50 lb, with a total of length plus width plus height up to 62 inches. Going over usually means an extra charge that is banded by weight and differs per airline, so PackRight flags it rather than quoting a price. This figure has not yet been checked against the airline source, so confirm it before you travel.

Compare this airline against the others in the airline table, check a specific bag in the size checker, or read how these figures are produced.

Work out what your trip will cost

Enter your airline, fare and bags to see an itemised estimate with the source behind every figure.

Estimate my Southwest Airlines baggage fees