401(k) · DOL Form 5500 · 2024

United Airlines, Inc. 401(k) Plan

Data updated 2026-08-25

$5.3B
Total assets Very large vs avg
27,196
Participants Very large workforce
100th
Percentile by assets National rank
$195,799
Avg per participant Above avg balance/head
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Official DOL plan name: United Airlines Flight Attendant 401(k) Plan · Sponsored by United Airlines, Inc. · Illinois · Transportation & Warehousing

$5.3B in assets, 27,196 participants

United Airlines, Inc.'s United Airlines Flight Attendant 401(k) Plan reported $5.3B in total assets and 27,196 participants in its 2024 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.

  • #3,280 in Transportation & Warehousing (3,299 peers)

Coverage in Illinois

United Airlines Flight Attendant 401(k) Plan covers 27,196 participants in Illinois, 35x the typical Illinois plan (state average ~779 per filing). Assets: $5.3B.

#3,280
in Transportation & Warehousing (3,299 peers)
+15.7%
assets growth YoY
53×
vs typical plan assets (national mean)

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

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

End-of-year total assets · plan year 2024 · DOL Form 5500

$5,324,955,280 Highest reported value at or above every one of 123,620 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 2024

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

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. United Airlines Flight Attendant 401(k) Plan is a mega filing (27,196 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • United Airlines Flight Attendant 401(k) Plan end-of-year assets rose from $4.6B in the plan year 2023 filing to $5.3B in the plan year 2024 filing.
  • United Airlines Flight Attendant 401(k) Plan reported participants rose from 24,331 in the plan year 2023 filing to 27,196 in the plan year 2024 filing.
  • United Airlines Flight Attendant 401(k) Plan reported net income rose from $720M in the plan year 2023 filing to $722M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Published 5500 schedule card

Filing strip 742099724 · United Airlines, Inc. PY 2024 · 401(k)

United Airlines Flight Attendant 401(k) Plan · $5.3B · 27,196 · 100th

  • EOY $5.3B
  • 5500 27,196
  • ASSETS 100th
  • PCT 401(k)
  • EIN near Federal Express Corporation Pilots Retirement Savings Plan
  • RANK ind #3280

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 Flight Attendant 401(k) Plan in the asset neighbourhood

Science Applications International Corporation Retirement PlanScience Applications Interna…$5.4BThe Procter & Gamble Savings PlanThe Procter & Gamble Savings…$5.4BUnited Airlines Flight Attendant 401(k) PlanUnited Airlines Flight Atten…$5.3BFederal Express Corporation Pilots Retirement Savings PlanFederal Express Corporation …$5.3BSysco Corporation Employees' 401(k) PlanSysco Corporation Employees'…$5.3B
End-of-year total assets ($B) among United Airlines Flight Attendant 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Illinois filing particulars

Total Assets (Beginning of Year)$4.6B
Net Assets (End of Year)$5.3B
Net Income$722M
Employer EIN742099724
Plan Effective Date1979-01-01
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 Flight Attendant 401(k) Plan vs. nearby 401(k) plans in Illinois, assets vs. participants Scatter plot of 6 data points. 050000100000150000200000250000 0510152025 Total assets ($B) Participants United Airlines Flight Attendant 401(k) Plan, Total assets ($B): 5.32495528 · Participants: 27196United Airlines Flight Attendant 401(k) PlanAccenture United States 401(k) Match and Savings Plan, Total assets ($B): 21.302643276 · Participants: 66965Accenture United States 401(k) Match and Savings PlanState Farm 401(k) Savings Plan, Total assets ($B): 19.010099056 · Participants: 63297State Farm 401(k) Savings PlanUnited Airlines Pilot Retirement Account Plan, Total assets ($B): 16.835964452 · Participants: 16659United Airlines Pilot Retirement Account PlanAbbott Laboratories Stock Retirement Plan, Total assets ($B): 15.755668 · Participants: 38229Abbott Laboratories Stock Retirement PlanWalgreens Retirement Savings Plan, Total assets ($B): 14.535873337 · Participants: 233635Walgreens Retirement Savings Plan
United Airlines Flight Attendant 401(k) Plan vs. nearby 401(k) plans in Illinois, assets vs. participants

Scale composition for United Airlines Flight Attendant 401(k) Plan

United Airlines Flight Attendant 401(k) Plan reports $5.3B in end-of-year assets across 27,196 participants (0.043% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.029% of 93,925,755 covered participants) - about $195,799 per participant (1.4x the national average assets-per-participant) . Net income for plan year 2024 was $722M.

This plan identity (EIN 742099724, plan #008) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $3.9B to $5.3B (+37.2%) while covered participants moved from 23,146 to 27,196 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 23,146 $3.9B Open filing
2023 24,331 $4.6B Open filing
2024 · index core 27,196 $5.3B This page

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

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

Outside Illinois, the nearest 401(k) by assets is Federal Express Corporation Pilots Retirement Savings Plan in TN ($5.3B); by covered participants it is Acosta, Inc. 401(k) Retirement Plan in FL (27,227 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (27,196 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did United Airlines Flight Attendant 401(k) Plan assets move in 2024?
United Airlines Flight Attendant 401(k) Plan grew sharply - up 15.7% during 2024, from $4.6B to $5.3B. Reported net income was $722M.
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 Flight Attendant 401(k) Plan rank by assets among Form 5500 filers?
United Airlines Flight Attendant 401(k) Plan ranks in the 100th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to United Airlines Flight Attendant 401(k) Plan?
Among 401(k) plans in other states, the closest by assets is Federal Express Corporation Pilots Retirement Savings Plan in TN ($5.3B, 5,830 participants).
Which 401(k) plans cover a similar participant headcount to United Airlines Flight Attendant 401(k) Plan?
Among 401(k) plans in other states, the closest by covered participants is Acosta, Inc. 401(k) Retirement Plan in FL (27,227 participants, $839M in assets).