401(k) · DOL Form 5500 · 2024

United Airlines, Inc. 401(k) Plan

Data updated 2026-07-24

$10.3B
Total assets: 57,326
Participants: 100th
Percentile by assets: $179,415
Avg per participant

Official DOL plan name: United Airlines 401(k) Savings Plan · Sponsored by United Airlines, Inc. · Illinois · Transportation & Warehousing

$10.3B in assets, 57,326 participants

United Airlines, Inc.'s United Airlines 401(k) Savings Plan reported $10.3B in total assets and 57,326 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.

100th percentile by assets (of 116,472 plans)

Coverage in Illinois

United Airlines 401(k) Savings Plan covers 57,326 participants in Illinois, 75x the typical Illinois plan (state average ~768 per filing). Assets: $10.3B.

$10.3B
total plan assets (2024 EOY): 57,326
covered participants: 100th
percentile by assets (of 116,472 plans): $179,415
avg assets per participant

United Airlines 401(k) Savings Plan reported participants rose from 47,594 in the plan year 2023 filing to 57,326 in the plan year 2024 filing.
United Airlines 401(k) Savings Plan end-of-year assets rose from $8.9B in the plan year 2023 filing to $10.3B in the plan year 2024 filing.
United Airlines 401(k) Savings Plan reported net income fell from $1.5B in the plan year 2023 filing to $1.4B in the plan year 2024 filing.

See the national 2023→2024 release diff →

State

Illinois

Industry

Transportation & Warehousing

Participants vs Illinois filers

In Illinois, the average filing covers about 768 participants across 5,440 plans. United Airlines 401(k) Savings Plan reports 57,326 participants - 75x that state average ($10.3B EOY assets).

Illinois filing particulars

Total Assets (Beginning of Year)	$8.9B
Net Assets (End of Year)	$10.3B
Net Income	$1.4B
Employer EIN	742099724
Plan Effective Date	1984-01-01
Filing Status	FILING RECEIVED

Sponsor Plan History (United Airlines, Inc.)

Total plan assets by year, all United Airlines, Inc. plans on file

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

Accenture United States 401(k) Match and Savings Plan $21.3B · 66,965
State Farm 401(k) Savings Plan $19.0B · 63,297
United Airlines Pilot Retirement Account Plan $16.8B · 16,659
Abbott Laboratories Stock Retirement Plan $15.8B · 38,229
Walgreens Retirement Savings Plan $14.5B · 233,635

Compare United Airlines 401(k) Savings Plan side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

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

Hp Inc. 401(k) Plan (TX) $10.3B · 14,722
Thermo Fisher Scientific Inc. 401(k) Retirement Plan (PA) $10.3B · 36,150
Ubs 401(k) Plan Trust (NJ) $10.2B · 21,350
The PNC Financial Services Group, Inc. Incentive Savings Plan (PA) $10.2B · 54,604

Frequently Asked Questions

How did United Airlines 401(k) Savings Plan assets move in 2024? ▼

United Airlines 401(k) Savings Plan grew sharply - up 15.7% during 2024, from $8.9B to $10.3B. Reported net income was $1.4B.

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 116,472 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 401(k) Savings Plan? ▼

Among 401(k) plans in other states, the closest by assets is Hp Inc. 401(k) Plan in TX ($10.3B, 14,722 participants).

Next read for United Airlines 401(k) Savings Plan

Filing takeaways

Ways to act on United Airlines 401(k) Savings Plan's numbers.

By total assets, United Airlines 401(k) Savings Plan ranks among the largest 1% of all filed plans. See the largest plans
Compare it side-by-side against 3 similar 401(k) plans in Illinois. Compare plans
United Airlines, Inc.'s sponsor-wide assets have grown 22.4% since 2022 across 3 plan years on file. More Transportation & Warehousing plans

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

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.