401(k) · DOL Form 5500 · 2022

Southwest Airlines Co. 401(k) Plan

Data updated 2026-08-06

$8.0B
Total assets
50,590
Participants
100th
Percentile by assets
$158,005
Avg per participant
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Official DOL plan name: Southwest Airlines Co. 401(k) Plan · Sponsored by Southwest Airlines Co. · Texas · Transportation & Warehousing

$8.0B in assets, 50,590 participants

Southwest Airlines Co.'s Southwest Airlines Co. 401(k) Plan reported $8.0B in total assets and 50,590 participants in its 2022 DOL Form 5500 filing, ranking in the 100th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • 100th percentile by assets (of 139,258 plans)
  • #3,871 in Transportation & Warehousing (3,884 peers)

Coverage in Texas

Southwest Airlines Co. 401(k) Plan covers 50,590 participants in Texas, 72x the typical Texas plan (state average ~704 per filing). Assets: $8.0B.

$8.0B
total plan assets (2022 EOY)
50,590
covered participants
100th
percentile by assets (of 139,258 plans)
$158,005
avg assets per participant

The plan reported a net loss of $1.6B for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Participants vs Texas filers

In Texas, the average filing covers about 704 participants across 9,718 plans. Southwest Airlines Co. 401(k) Plan reports 50,590 participants - 72x that state average ($8.0B EOY assets).

Texas filing particulars

Total Assets (Beginning of Year)$9.6B
Net Assets (End of Year)$8.0B
Net Income-$1.6B
Employer EIN741563240
Plan Effective Date1991-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Southwest Airlines Co.)

$20B$25B$30B 202220232024 $20.9B $28.7B ▲ +37.3%
Total plan assets by year, all Southwest Airlines Co. plans on file
Year Plans Participants Total Assets
2022 3 120,230 $20.9B
2023 3 141,844 $24.8B
2024 4 168,461 $28.7B

Nearby 401(k) Plans in Texas

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Southwest Airlines Co. 401(k) Plan vs. nearby 401(k) plans in Texas, assets vs. participants

Southwest Airlines Co. 401(k) Plan vs. nearby 401(k) plans in Texas, assets vs. participants Scatter plot of 6 data points. 050000100000150000200000 010203040 Total assets ($B) Participants Southwest Airlines C…AT&T Retirement Savi…Exxonmobil Savings P…Caterpillar 401(k) S…American Airlines, I…Dell Inc. 401(k) Plan
Southwest Airlines Co. 401(k) Plan vs. nearby 401(k) plans in Texas, assets vs. participants

Scale composition for Southwest Airlines Co. 401(k) Plan

Southwest Airlines Co. 401(k) Plan reports $8.0B in end-of-year assets across 50,590 participants (0.069% of the $11.6T held by all Form 5500 filers in the national rollup , and 0.056% of 89,805,449 covered participants) - about $158,005 per participant (1.2x the national average assets-per-participant) . Net income for plan year 2022 was -$1.6B.

This plan identity (EIN 741563240, plan #004) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $8.0B to $17.0B (+112.6%) while covered participants moved from 50,590 to 67,820 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 50,590 $8.0B This page
2023 60,657 $9.9B Open filing
2024 · index core 67,820 $17.0B Open filing

The same sponsor also keeps 3 other index-core plans on PlainRetire:

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Southwest Airlines Co. 401(k) Plan by total assets, not by location.

Frequently Asked Questions

How did Southwest Airlines Co. 401(k) Plan assets move in 2022?
Southwest Airlines Co. 401(k) Plan declined sharply - down 17.1% during 2022, from $9.6B to $8.0B. Reported net income was -$1.6B.
How have Southwest Airlines Co. plan assets changed over time?
Across 3 plan years on file (2022-2024), Southwest Airlines Co.'s sponsor-wide assets grew 37.3%, from $20.9B to $28.7B.
Where does Southwest Airlines Co. 401(k) Plan rank by assets among Form 5500 filers?
Southwest Airlines Co. 401(k) Plan ranks in the 100th percentile by end-of-year assets among 139,258 plans that reported assets for plan year 2022 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to Southwest Airlines Co. 401(k) Plan?
Among 401(k) plans in other states, the closest by assets is McKinsey & Company, Inc. (Psrp) Profit Sharing Retirement Plan in NY ($8.0B, 14,349 participants).

Next read for Southwest Airlines Co. 401(k) Plan

Filing takeaways

Ways to act on Southwest Airlines Co. 401(k) Plan's numbers.