401(k) · DOL Form 5500 · 2023

United Airlines, Inc. 401(k) Plan

Data updated 2026-08-25

$8.9B
Total assets Very large vs avg
47,594
Participants Very large workforce
100th
Percentile by assets National rank
$186,761
Avg per participant Above avg balance/head
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Official DOL plan name: United Airlines 401(k) Savings Plan · Sponsored by United Airlines, Inc. · Illinois · Transportation & Warehousing

$8.9B in assets, 47,594 participants

United Airlines, Inc.'s United Airlines 401(k) Savings Plan reported $8.9B in total assets and 47,594 participants in its 2023 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.

  • #3,346 in Transportation & Warehousing (3,362 peers)

Coverage in Illinois

United Airlines 401(k) Savings Plan covers 47,594 participants in Illinois, 61x the typical Illinois plan (state average ~779 per filing). Assets: $8.9B.

#3,346
in Transportation & Warehousing (3,362 peers)
+19.8%
assets growth YoY
89×
vs typical plan assets (national mean)

United Airlines 401(k) Savings Plan's outsized position by total assets

United Airlines 401(k) Savings Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$8,888,710,210 Highest reported value at or above every one of 127,068 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

United Airlines 401(k) Savings Plan's mega-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. United Airlines 401(k) Savings Plan is a mega filing (47,594 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • United Airlines 401(k) Savings Plan reported net income rose from -$1.9B in the plan year 2022 filing to $1.5B in the plan year 2023 filing.
  • United Airlines 401(k) Savings Plan end-of-year assets rose from $7.4B in the plan year 2022 filing to $8.9B in the plan year 2023 filing.
  • United Airlines 401(k) Savings Plan reported participants rose from 46,613 in the plan year 2022 filing to 47,594 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Plan-year Form 5500 strip

Filing strip 742099724 · United Airlines, Inc. PY 2023 · 401(k)

United Airlines 401(k) Savings Plan · $8.9B · 47,594 · 100th

  • RANK $8.9B
  • RANK 47,594
  • RANK 100th
  • RANK 401(k)
  • RANK near Siemens Savings Plan
  • RANK ind #3346

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Transportation & Warehousing retirement plans → · Plans in Illinois →

United Airlines 401(k) Savings Plan in the asset neighbourhood

Ubs 401(k) Plan Trust$9.0BThe Bank of New York Mellon Corporation 401(k) Savings PlanThe Bank of New York Mellon …$9.0BSiemens Savings Plan$8.9BKpmg 401(k) Capital Accumulation PlanKpmg 401(k) Capital Accumula…$8.9BUnited Airlines 401(k) Savings PlanUnited Airlines 401(k) Savin…$8.9B
End-of-year total assets ($B) among United Airlines 401(k) Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Illinois filing particulars

Total Assets (Beginning of Year)$7.4B
Net Assets (End of Year)$8.9B
Net Income$1.5B
Employer EIN742099724
Plan Effective Date1984-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (United Airlines, Inc.)

Sponsor-wide plan assets over time

All United Airlines, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$32.6B 22.353597613920844% vs 2022
2024 filing year
$26B$28B$30B$32B$34B 202220232024 $26.7B $32.6B ▲ +22.3%
Year Plans Participants Total Assets
2022 6 110,304 $26.7B
2023 6 114,586 $31.8B
2024 4 102,481 $32.6B

Nearby 401(k) Plans in Illinois

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

United Airlines 401(k) Savings Plan vs. nearby 401(k) plans in Illinois, assets vs. participants Scatter plot of 6 data points. 050000100000150000200000250000 8101214161820 Total assets ($B) Participants United Airlines 401(k) Savings Plan, Total assets ($B): 8.88871021 · Participants: 47594United Airlines 401(k) Savings PlanAccenture United States 401(k) Match Savings Plan, Total assets ($B): 17.594548115 · Participants: 69974Accenture United States 401(k) Match Savings PlanState Farm 401(k) Savings Plan, Total assets ($B): 16.935002041 · Participants: 60246State Farm 401(k) Savings PlanAbbott Laboratories Stock Retirement Plan, Total assets ($B): 14.496191 · Participants: 38012Abbott Laboratories Stock Retirement PlanUnited Airlines Pilot Retirement Account Plan, Total assets ($B): 14.367975914 · Participants: 14959United Airlines Pilot Retirement Account PlanWalgreens Retirement Savings Plan, Total assets ($B): 13.444551767 · Participants: 235331Walgreens Retirement Savings Plan
United Airlines 401(k) Savings Plan vs. nearby 401(k) plans in Illinois, assets vs. participants
Compare United Airlines 401(k) Savings Plan side-by-side with 3 peers →

Scale composition for United Airlines 401(k) Savings Plan

United Airlines 401(k) Savings Plan reports $8.9B in end-of-year assets across 47,594 participants (0.072% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.051% of 93,925,755 covered participants) - about $186,761 per participant (1.4x the national average assets-per-participant) . Net income for plan year 2023 was $1.5B.

This plan identity (EIN 742099724, plan #222) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $7.4B to $10.3B (+38.6%) while covered participants moved from 46,613 to 57,326 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 46,613 $7.4B Open filing
2023 47,594 $8.9B This page
2024 · index core 57,326 $10.3B Open filing

The same sponsor also keeps 4 other index-core plans on PlainRetire:

United Airlines 401(k) Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Illinois, the nearest 401(k) by assets is Siemens Savings Plan in NJ ($8.9B); by covered participants it is The Sherwin-Williams Company 401(k) Plan in OH (47,362 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($8.9B here).

Similar participant headcount

Nearest other-state filings by covered participants (47,594 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did United Airlines 401(k) Savings Plan assets move in 2023? ▼
United Airlines 401(k) Savings Plan grew sharply - up 19.8% during 2023, from $7.4B to $8.9B. Reported net income was $1.5B.
How have United Airlines, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), United Airlines, Inc.'s sponsor-wide assets grew 22.4%, from $26.7B to $32.6B.
Where does United Airlines 401(k) Savings Plan rank by assets among Form 5500 filers? ▼
United Airlines 401(k) Savings Plan ranks in the 100th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to United Airlines 401(k) Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Siemens Savings Plan in NJ ($8.9B, 27,753 participants).
Which 401(k) plans cover a similar participant headcount to United Airlines 401(k) Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is The Sherwin-Williams Company 401(k) Plan in OH (47,362 participants, $10.1B in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 742099724.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.