United Flight WN1588 Deals & Information (2025/2026)

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United Flight 1588 Route Deals From $78

The cheapest prices found with in the last 7 days for return flights were $154 and $78 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 27 - Wed, May 28
ORD
O'Hare Intl.
DEN
Denver Intl.
$154 Roundtrip, found 22 hours ago
$154
Roundtrip
found 22 hours ago
Select United flight, departing Tue, May 27 from O'Hare Intl. to Denver Intl., returning Wed, May 28, priced at $154 found 22 hours ago
Tue, May 27 - Wed, May 28
ORD
O'Hare Intl.
DEN
Denver Intl.
$163 Roundtrip, found 22 hours ago
$163
Roundtrip
found 22 hours ago
Select United flight, departing Tue, May 27 from O'Hare Intl. to Denver Intl., returning Wed, May 28, priced at $163 found 22 hours ago

Frequently asked questions

What route does flight number UA1588 take?
UA1588 operates from FLL to O’Hare Intl. Airport (ORD) directly. This trip typically takes 3 hours and 21 minutes.
What terminal does UA1588 fly out of?
UA1588 runs between Fort Lauderdale - Hollywood Intl. Airport (FLL) and O’Hare Intl. Airport (ORD), and travelers with a seat on this flight normally jet off from Terminal 1.
What kind of plane is on flight number UA1588?
You’ll likely find yourself hopping on board a Boeing 737-900 if you’ve reserved a seat on flight UA1588. Typically, this flight departs from Fort Lauderdale - Hollywood Intl. Airport (FLL) and arrives at ORD.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your UA1588 flight with Travelocity, please visit our Customer Service Portal.