Statements of Consolidated Cash Flows - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2018	Mar. 31, 2017
Cash Flows from Operating Activities:
Net cash provided by operating activities		$ 1,733	$ 547
Cash Flows from Investing Activities:
Capital expenditures		(979)	(691)
Purchases of short-term and other investments		(596)	(774)
Proceeds from sale of short-term and other investments		840	810
Proceeds from sale of property and equipment		3	4
Other, net		2	8
Net cash used in investing activities		(730)	(643)
Cash Flows from Financing Activities:
Proceeds from issuance of long-term debt and airport construction financing		696	755
Repurchases of common stock		(529)	(258)
Payments of long-term debt		(189)	(315)
Principal payments under capital leases		(30)	(31)
Other, net		(32)	(65)
Net cash provided (used) in financing activities		(84)	86
Net increase (decrease) in cash, cash equivalents and restricted cash		919	(10)
Cash, cash equivalents and restricted cash at beginning of the period		1,591	2,303
Cash, cash equivalents and restricted cash at end of the period	[1]	2,510	2,293
Investing and Financing Activities Not Affecting Cash:
Property and equipment acquired through the issuance of debt and capital leases		74	711
Airport construction financing		12	21
United Airlines, Inc.
Cash Flows from Operating Activities:
Net cash provided by operating activities		1,717	535
Cash Flows from Investing Activities:
Capital expenditures		(979)	(691)
Purchases of short-term investments and other investments		(596)	(774)
Proceeds from sale of short-term and other investments		840	810
Proceeds from sale of property and equipment		3	4
Other, net		2	8
Net cash used in investing activities		(730)	(643)
Cash Flows from Financing Activities:
Proceeds from issuance of long-term debt and airport construction financing		696	755
Dividend to UAL		(529)	(258)
Payments of long-term debt		(189)	(315)
Principal payments under capital leases		(30)	(31)
Other, net		(16)	(53)
Net cash provided (used) in financing activities		(68)	98
Net increase (decrease) in cash, cash equivalents and restricted cash		919	(10)
Cash, cash equivalents and restricted cash at beginning of the period		1,585	2,297
Cash, cash equivalents and restricted cash at end of the period	[2]	2,504	2,287
Investing and Financing Activities Not Affecting Cash:
Property and equipment acquired through the issuance of debt and capital leases		74	711
Airport construction financing		$ 12	$ 21

[1] The following table provides a reconciliation of cash, cash equivalents and restricted cash to amounts reported within the consolidated balance sheet: Reconciliation of cash, cash equivalents and restricted cash: Current assets: Cash and cash equivalents $ 2,404 $ 2,164 Restricted cash included in Prepaid expenses and other 11 - Other assets: Restricted cash 95 129 Total cash, cash equivalents and restricted cash $ 2,510 $ 2,293

[2] The following table provides a reconciliation of cash, cash equivalents and restricted cash to amounts reported within the consolidated balance sheet: Reconciliation of cash, cash equivalents and restricted cash: Current assets: Cash and cash equivalents $ 2,398 $ 2,158 Restricted cash included in Prepaid expenses and other 11 - Other assets: Restricted cash 95 129 Total cash, cash equivalents and restricted cash $ 2,504 $ 2,287