Transportation & Warehousing · Denver, CO

Frontier Airlines

According to OSHA enforcement records (2010–2026), Frontier Airlines ranks #64,125 of 99,447 penalized U.S. employers by total current penalty, with a mixed safety record: 4 violations across 2 inspections.

Lower half by penalty50% serious

Compiled by Plainworker · September 6, 2026

$3,600
OSHA penalties: 4
Violations cited: 2
OSHA inspections: #64,125
of 99,447 penalized employers

Frontier Airlines in Denver, CO has been the subject of 2 OSHA workplace inspections and 4 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $3,600. Separately, the Department of Labor's Wage and Hour Division found $24,400 in back wages owed to 610 affected workers. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Frontier Airlines 2 times over 1 year - more than twice a year on average. These inspections resulted in 4 violations, averaging 2.0 per inspection, above what's typical for a single visit. According to OSHA enforcement records, its total current penalty ranks #64,125 of 99,447 penalized U.S. employers (the lower half of penalized employers nationally). Of these, 2 were classified as serious - indicating hazards that could cause death or serious harm. Against the Transportation & Warehousing industry average of 2 inspections per employer, this sits roughly in line with peers (1.1x the sector average) on inspection frequency. The Department of Labor also found wage violations, with $24,400 in back wages owed to 610 affected workers. For comparison, RTS Cold Storage of Pittston PA, INC. in Pittston, PA is another transportation & warehousing employer with 3 OSHA inspections on record and $28,000 in current penalties.

2.0
violations per inspection: 50.0%
of violations were serious: #64,125
of 99,447 penalized employers: $24,400
in back wages recovered

Compliance score

C 74/100

D OSHA safety compliance: 4 violations across 2 OSHA inspections (2.0 per inspection), vs. national p10 0.0 (best) / p90 5.5 (worst) among 145,626 inspected employers.
B Wage & hour compliance: $24K in back wages owed across 6 WHD cases ($4K per case), vs. national p10 $2K (best) / p90 $58K (worst) among 91,622 employers with a WHD case on file.

Open my watchlist

Frontier Airlines

$3,600
Transportation & Warehousing avg

$6,129

What this shows Frontier Airlines runs moderately below peers (0.6x the sector average) in total OSHA penalties.

Where this penalty ranks nationally

Total current OSHA penalty vs every U.S. employer with a nonzero penalty

$3,600 Top 36% most affordable more affordable than 64% of 99,447 U.S. employers with a penalty

Each bar is a $5K-wide band; taller bars hold more U.S. employers with a penalty. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Department of Labor, OSHA enforcement extracts · 2026

Does more inspection scrutiny mean more findings?

Each dot is one of 21 Transportation & Warehousing employers with an OSHA inspection on record, placed by inspections and violations cited. The highlighted dot is Frontier Airlines.

Frontier Airlines has 2 OSHA inspections on record and 4 violations cited. The crosshair marks the median among these Transportation & Warehousing peers. Across this sector's tracked employers, more inspections is moderately associated with more violations found -- not a coincidence, but not a guarantee either.

Frontier Airlines in the Transportation & Warehousing enforcement ledger

In Transportation & Warehousing, Frontier Airlines sits at penalty rank #2,746 of 4,071 penalized establishments ($3,600 assessed). On wage-and-hour enforcement alone, Frontier Airlines ranks #1,101 among 3,616 Transportation & Warehousing employers with WHD recoveries ($24,400).

Combined federal exposure here: $3,600 OSHA penalties plus $24,400 WHD back wages (87.1% of the combined total is wage recovery).

How Frontier Airlines Compares

Frontier Airlines's 2.00 violations per inspection compares to the Transportation & Warehousing sector average of 3.2 violations per employer.

Against the Transportation & Warehousing industry average of $6,129 per employer, this employer's current OSHA penalty runs moderately below peers (0.6x the sector average).

Total Inspections

First Inspection

2017-11-09

Last Inspection

2018-07-30

Inspection Span

1 yr

Violations / Inspection

2.0

Avg Penalty / Inspection

$1,800

Industry Avg / Inspection

$3,295

What this shows 2 inspections over 1 year, averaging 2.0 violations per visit. That's $1,800 per inspection vs. the Transportation & Warehousing average of $3,295.

Serious

50.0% of total

Willful

0.0% of total

Repeat

0.0% of total

Other-Than-Serious

50.0% of total

What this shows Serious violations involve hazards that could cause death or serious physical harm. Willful violations indicate intentional or knowing disregard of the law. Repeat violations are for hazards previously cited within the past 5 years.

Initial Penalty Assessed

$5,541

Current Penalty Amount

$3,600

Penalty Reduction

35.0%

Combined Impact (OSHA + WHD)

$28,000

What this shows Penalties were reduced by $1,941 from the initial assessment of $5,541. Reductions may result from informal settlements, formal contests, or negotiated agreements with OSHA.

Wage & Hour Findings

WHD Cases

Back Wages Owed

$24,400

Employees Affected

610

WHD Violations

620

Avg Back Wages per Employee

$40

Avg Back Wages per CaseBelow average

$4,067

The Department of Labor's Wage and Hour Division found that Frontier Airlines owed $24,400 in back wages to 610 employees across 6 cases and 620 violations. WHD enforces federal labor laws including the Fair Labor Standards Act (FLSA), covering minimum wage, overtime pay, and child labor standards.

Industry Safety Context: Transportation & Warehousing

How Frontier Airlines compares to the Transportation & Warehousing sector, which has 9,914 employers tracked by PlainWorker.

Metric	Frontier Airlines	Industry Avg
Inspections	2	1.9
Violations	4	3.2
Total Penalty	$3,600	$6,129
Avg Penalty per Inspection	$1,800	$3,295

View all 9,914 employers in Transportation & Warehousing →

Nationwide Transportation & Warehousing peers with similar penalties or inspection counts

Two OSHA-record peer sets for Frontier Airlines, both outside CO so the neighborhoods are not geographic containment.

Similar current OSHA penalty

Nearest same-sector employers by current assessed penalty ($3,600 here).

Ports America Gulfport, INC. $3,600 MS Progress Rail Services Corporation $3,600 KY Ups Freight $3,600 MO Estes Express Lines, Incorporated $3,600 NC

Similar OSHA inspection count

Same-sector employers with a comparable inspection history outside this state (2 inspections here).

U. S. Postal Service - Spring Valley Station 2 insp. Las Vegas, NV Reach International, INC. 2 insp. Suffolk, VA NJ Transit Morris Garage 2 insp. Dover, NJ National DCP, LLC 2 insp. McDonough, GA

Nearby & Similar Employers in Transportation & Warehousing

Showing 5 of 9913 other employers tracked in this sector.

New Jersey Transit Meadows Maintenance Complex

Kearny, NJ

3 inspections $28,000

United Parcel Service, INC.

Ontario, CA

14 inspections $28,000

RTS Cold Storage of Pittston PA, INC.

Pittston, PA

3 inspections $28,000

Njdot

Vineland, NJ

2 inspections $28,000

NJ Transit - Bus Safety Division

Newark, NJ

2 inspections $28,000

Compare Frontier Airlines vs New Jersey Transit Meadows Maintenance Complex side-by-side →

What to do with this record

Use Frontier Airlines's enforcement history as one data point, not the whole picture.

A single employer's record can look unusual in isolation. Compare Frontier Airlines against New Jersey Transit Meadows Maintenance Complex, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
See whether Frontier Airlines's inspection and penalty record is typical for Transportation & Warehousing or an outlier against the sector's own average. View the Transportation & Warehousing sector
Frontier Airlines also carries $24,400 in Wage and Hour Division back-wages, a separate enforcement track from OSHA safety violations. How wage-theft enforcement works

Figures reflect closed OSHA and WHD federal enforcement actions on record (2010–2026); not every workplace issue results in an inspection or investigation.

Frequently Asked Questions

Is Frontier Airlines safe to work at? ▼

Based on OSHA records, Frontier Airlines's workplace safety record is mixed, with some compliance concerns. The employer has 4 violations across 2 inspections, including 2 serious violations. Compared to Transportation & Warehousing industry peers, this is below average for penalties. Review the full inspection history below for details.

How many OSHA violations does Frontier Airlines have? ▼

Frontier Airlines has 4 OSHA violations on record, including 2 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $3,600.

How many OSHA inspections has Frontier Airlines had? ▼

Frontier Airlines has had 2 OSHA inspections, with the first recorded on 2017-11-09 and the most recent on 2018-07-30. This averages 2.0 violations per inspection.

What is the total penalty amount for Frontier Airlines? ▼

Frontier Airlines has been assessed $3,600 in current OSHA penalties, reduced from an initial assessment of $5,541 (a 35.0% reduction). Additionally, $24,400 in back wages were owed through WHD enforcement.

Does Frontier Airlines have any serious or willful violations? ▼

Yes. Frontier Airlines has 2 serious violations. Serious violations involve hazards likely to cause death or serious physical harm. Willful violations indicate the employer intentionally or knowingly disregarded the law.

Has Frontier Airlines been cited for wage theft? ▼

Yes. The Department of Labor's Wage and Hour Division has recorded 6 enforcement cases against Frontier Airlines, resulting in $24,400 in back wages owed to 610 affected workers. These cases involve violations of federal labor laws including minimum wage, overtime, and other worker protections.

What industry does Frontier Airlines operate in? ▼

Frontier Airlines operates in the Transportation & Warehousing sector (NAICS code 481111). This industry has 9,914 employers tracked by PlainWorker, with 18,441 total OSHA inspections and $60.77M in cumulative penalties.

What should I do if Frontier Airlines owes me wages? ▼

If you believe Frontier Airlines owes you wages, you can file a complaint with the Department of Labor's Wage and Hour Division at dol.gov/agencies/whd/contact/complaints or by calling 1-866-487-9243. WHD investigates violations of the Fair Labor Standards Act including unpaid minimum wage, overtime, and unauthorized deductions. The DOL has previously found $24,400 in back wages owed by this employer across 6 cases.

Where does Frontier Airlines rank nationally on OSHA penalties? ▼

Among the 99,447 U.S. employers with a nonzero current OSHA penalty in PlainWorker's corpus, Frontier Airlines ranks #64,125 (the lower half of penalized employers nationally). The ordinal is a live COUNT of employers with a lower total_current_penalty; see the methodology page for the exact derivation.

How does Frontier Airlines's safety record compare to industry average? ▼

Frontier Airlines's total OSHA penalty of $3,600 is below the Transportation & Warehousing industry average of $6,129 per employer. The employer has 2 inspections compared to the industry average of 1.9 per employer. For a direct comparison, RTS Cold Storage of Pittston PA, INC. in Pittston, PA is a similar transportation & warehousing employer with $28,000 in current penalties.

Data Sources & Methodology ▼

Data as of 2026. Source: U.S. Department of Labor (OSHA, WHD).

Source: OSHA Enforcement Data

Inspection and violation records from the Occupational Safety and Health Administration (OSHA), U.S. Department of Labor, covering the period 2010–2026. Includes inspection dates, violation types (serious, willful, repeat, other-than-serious), and penalty amounts. Penalties shown are current assessed amounts and may differ from original citations due to settlement, contest, or reduction.

Source: Wage and Hour Division (WHD)

Compliance actions from the WHD, covering enforcement of the Fair Labor Standards Act (FLSA), including minimum wage, overtime, and child labor violations. Back wages represent amounts owed to affected employees as determined by WHD investigations.

Employer Matching

Employers are matched across OSHA and WHD datasets by name, state, and city. Employers included in PlainWorker have 2 or more OSHA inspections or $1,000+ in WHD back wages. Data is updated monthly from data.dol.gov.