Delta Air Lines Inc Inventory Turnover Ratio (COS)

Cost of Sales Formula, Quarterly Results, Trends, Rankings, Statistics

Due to inventory build up in the third quarter 2026, Delta Air Lines Inc 's inventory turnover ratio sequentially decreased to 8.28 in the third quarter 2026, unsurprisingly, as the Delta Air Lines Inc markets continue to deteriorate, and DAL's faces growing challenges to bring down its inventories. Delta Air Lines Inc 's average inventory processing period in the Sep 30 2026 quarter, has increased to 44 days, from 43 days, in the Jun 30 2026 quarter.

Within Transportation sector 9 other companies have achieved higher inventory turnover ratio. While in terms of ranking among all other companies, the company has moved form 438 in the second quarter 2026, to 470.

DAL Inventory Turnover Ratio using Sales Formula
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What is Inventory Turnover Ratio?

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DAL Inventory Turnover Ratio	(Sep 30 2026) III. Quarter	(Jun 30 2026) II. Quarter	(Mar 31 2026) I. Quarter	(Dec 31 2025) IV. Quarter	(Sep 30 2025) III. Quarter
Y / Y Inventory Growth	70.9 %	67.74 %	18.91 %	12.11 %	5.18 %
Y / Y Cost of Sales Growth	58.44 %	57.52 %	12.08 %	2.58 %	-2.46 %
Inventory Turnover Ratio (TTM)	8.28	8.41	8.56	8.7	8.89
DAL's Total Ranking	# 470	# 438	# 8	# 75	# 8
Average inventory processing period	44	43	43	42	41
Seq. Inventory Growth	3.09 %	44.77 %	10.37 %	3.76 %	1.18 %
Seq. Cost of Sales Growth	5.25 %	43.78 %	10.93 %	-5.61 %	4.65 %

Inventory Turnover Ratio Company Ranking
Within:	No.
Airline Industry	# 5
Transportation Sector	# 10
Overall Market	# 470

Inventory Turnover Ratio Statistics
High	Average	Low
81.17	28.24	7.26
(Sep. 30, 2012)		(Jun 30 2018)

DAL Company Profile >> Back to DAL Efficiency Comparisons >> Compare DAL Inventory Turnover Ratio to its Competitors

Financial Statements
Delta Air Lines Inc 's Inventories	$ 2,637 Millions	Visit DAL's Balance sheet
Delta Air Lines Inc 's Cost of Revenues TTM	$ 17,736 Millions	Visit DAL's Income Statement
What are DAL's Sales?		Visit DAL's Sales by Segment

Other Inventory Turnover Ratios
Delta Air Lines Inc 's Inventory to Sales Ratio
U.S. Durable Goods Inventory to Shipment Ratio By Product
Airline Industry Inventory Turnover Trends and Statistics
Transportation Sector Inventory Turnover Statistics
Inventory Turnover Trends for overall market
DAL's Inventory Turnover Ratio versus Airline Industry, Transportation Sector and total Market
Highest Ranking Inventory Turnover
Lowest Ranking Inventory Turnover
Inventory Turnover for DAL's Competitors
Inventory Turnover Ratio for DAL's Suppliers
Inventory Turnover Ratio for DAL's Customers

You may also want to know
DAL's Sales Growth Rates	DAL's Pe Price to earnings ratio	DAL's Receivables Turnover Ratio	DAL's Stock Quote
DAL's Net Income Growth Rates	DAL's Ps Price to Sales ratio	DAL's Sales per Employee	DAL's Asset Turnover Ratio
DAL's Net Margin	DAL's Pb Price to Book ratio	DAL's Financial Strength Ratios	DAL's Dividend Payout Ratio

Companies with similar Inventory Turnover Ratio for the quarter ending Sep 30 2026, within Transportation Sector	Inventory Turnover Ratio	Cost of revenues at quarter ending Sep 30 2026	Inventories at quarter ending Sep 30 2026
Delta Air Lines Inc	8.28	$ 17,736.000 Millions	$ 2,141 Millions

Date modified: 2026-10-10T15:11:02+00:00

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