United Flight UA588 Deals & Information (2025/2026)

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United Flight 588 Route Deals From $179

The cheapest prices found with in the last 7 days for return flights were $129 and $179 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jan 10 - Wed, Jan 14
DRO
La Plata County
DEN
Denver Intl.
$129 Roundtrip, found 1 day ago
$129
Roundtrip
found 1 day ago
Select United flight, departing Sat, Jan 10 from La Plata County to Denver Intl., returning Wed, Jan 14, priced at $129 found 1 day ago
Fri, Nov 14 - Sun, Nov 16
DRO
La Plata County
DEN
Denver Intl.
$131 Roundtrip, found 5 days ago
$131
Roundtrip
found 5 days ago
Select United flight, departing Fri, Nov 14 from La Plata County to Denver Intl., returning Sun, Nov 16, priced at $131 found 5 days ago
Wed, Oct 15 - Wed, Oct 22
DRO
La Plata County
DEN
Denver Intl.
$136 Roundtrip, found 1 hour ago
$136
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Oct 15 from La Plata County to Denver Intl., returning Wed, Oct 22, priced at $136 found 1 hour ago
Fri, Oct 17 - Mon, Oct 20
DRO
La Plata County
DEN
Denver Intl.
$136 Roundtrip, found 1 day ago
$136
Roundtrip
found 1 day ago
Select United flight, departing Fri, Oct 17 from La Plata County to Denver Intl., returning Mon, Oct 20, priced at $136 found 1 day ago
Fri, Oct 10 - Tue, Oct 14
DRO
La Plata County
DEN
Denver Intl.
$141 Roundtrip, found 5 days ago
$141
Roundtrip
found 5 days ago
Select United flight, departing Fri, Oct 10 from La Plata County to Denver Intl., returning Tue, Oct 14, priced at $141 found 5 days ago
Sat, Jan 10 - Wed, Jan 14
DRO
La Plata County
DEN
Denver Intl.
$174 Roundtrip, found 1 day ago
$174
Roundtrip
found 1 day ago
Select United flight, departing Sat, Jan 10 from La Plata County to Denver Intl., returning Wed, Jan 14, priced at $174 found 1 day ago
Fri, Oct 17 - Mon, Oct 20
DRO
La Plata County
DEN
Denver Intl.
$177 Roundtrip, found 1 day ago
$177
Roundtrip
found 1 day ago
Select United flight, departing Fri, Oct 17 from La Plata County to Denver Intl., returning Mon, Oct 20, priced at $177 found 1 day ago
Sat, Oct 25 - Mon, Oct 27
DRO
La Plata County
DEN
Denver Intl.
$177 Roundtrip, found 1 hour ago
$177
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Oct 25 from La Plata County to Denver Intl., returning Mon, Oct 27, priced at $177 found 1 hour ago
Wed, Oct 15 - Wed, Oct 22
DRO
La Plata County
DEN
Denver Intl.
$182 Roundtrip, found 1 hour ago
$182
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Oct 15 from La Plata County to Denver Intl., returning Wed, Oct 22, priced at $182 found 1 hour ago
Thu, Oct 16 - Sun, Oct 19
DRO
La Plata County
DEN
Denver Intl.
$182 Roundtrip, found 1 day ago
$182
Roundtrip
found 1 day ago
Select United flight, departing Thu, Oct 16 from La Plata County to Denver Intl., returning Sun, Oct 19, priced at $182 found 1 day ago

Frequently asked questions

What route does flight number UA588 take?
UA588 flies straight between O'Hare Airport and San Francisco Intl. Airport (SFO) in approximately 4 hours and 40 minutes. It can be used on other routes though, some of which could be multi-stop journeys. Keep this in mind when booking your airfare to avoid any mix-ups.
What terminal does UA588 fly out of?
If you're jetting off from O'Hare Airport, there's a fair chance you'll board the plane from Terminal 1. The most popular route for flight number UA588 is ORD to SFO, which is a nonstop flight.
What kind of plane is on flight number UA588?
If you're taking flight UA588 from O'Hare Intl. Airport (ORD) to San Francisco, CA Airport (SFO-San Francisco Intl.), you'll most likely be cruising aboard the Boeing 737-900. This flight number serves numerous routes, but this is the most popular one.
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 UA588 flight with Travelocity, please visit our Customer Service Portal.