United Flight 5644 Deals & Information (2026/2027)

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United Flight 5644 Route Deals From $129

The cheapest prices found with in the last 7 days for return flights were $243 and $129 for one-way flights to Charlotte-Douglas Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Nov 7 - Mon, Nov 16
ORD
O'Hare Intl.
CLT
Charlotte-Douglas Intl.
$243 Roundtrip, found 2 days ago
$243
Roundtrip
found 2 days ago
Select United flight, departing Sat, Nov 7 from O'Hare Intl. to Charlotte-Douglas Intl., returning Mon, Nov 16, priced at $243 found 2 days ago
Thu, Dec 17 - Mon, Dec 21
ORD
O'Hare Intl.
CLT
Charlotte-Douglas Intl.
$269 Roundtrip, found 6 hours ago
$269
Roundtrip
found 6 hours ago
Select United flight, departing Thu, Dec 17 from O'Hare Intl. to Charlotte-Douglas Intl., returning Mon, Dec 21, priced at $269 found 6 hours ago
Thu, Dec 3 - Mon, Dec 7
ORD
O'Hare Intl.
CLT
Charlotte-Douglas Intl.
$281 Roundtrip, found 4 hours ago
$281
Roundtrip
found 4 hours ago
Select United flight, departing Thu, Dec 3 from O'Hare Intl. to Charlotte-Douglas Intl., returning Mon, Dec 7, priced at $281 found 4 hours ago
Tue, Dec 22 - Thu, Dec 31
ORD
O'Hare Intl.
CLT
Charlotte-Douglas Intl.
$283 Roundtrip, found 9 hours ago
$283
Roundtrip
found 9 hours ago
Select United flight, departing Tue, Dec 22 from O'Hare Intl. to Charlotte-Douglas Intl., returning Thu, Dec 31, priced at $283 found 9 hours ago