United Flight 588 Deals & Information (2025/2026)

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United Flight 588 Route Deals From $209

The cheapest prices found with in the last 7 days for return flights were $189 and $209 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jan 8 - Mon, Jan 12
DRO
La Plata County
DEN
Denver Intl.
$189 Roundtrip, found 6 hours ago
$189
Roundtrip
found 6 hours ago
Select United flight, departing Thu, Jan 8 from La Plata County to Denver Intl., returning Mon, Jan 12, priced at $189 found 6 hours ago
Sat, Oct 4 - Wed, Oct 8
DRO
La Plata County
DEN
Denver Intl.
$193 Roundtrip, found 3 days ago
$193
Roundtrip
found 3 days ago
Select United flight, departing Sat, Oct 4 from La Plata County to Denver Intl., returning Wed, Oct 8, priced at $193 found 3 days ago
Fri, Sep 19 - Fri, Sep 26
DRO
La Plata County
DEN
Denver Intl.
$198 Roundtrip, found 1 day ago
$198
Roundtrip
found 1 day ago
Select United flight, departing Fri, Sep 19 from La Plata County to Denver Intl., returning Fri, Sep 26, priced at $198 found 1 day ago
Mon, Apr 6 - Tue, Apr 14
DRO
La Plata County
DEN
Denver Intl.
$204 Roundtrip, found 6 days ago
$204
Roundtrip
found 6 days ago
Select United flight, departing Mon, Apr 6 from La Plata County to Denver Intl., returning Tue, Apr 14, priced at $204 found 6 days ago
Thu, Oct 9 - Sun, Oct 12
DRO
La Plata County
DEN
Denver Intl.
$208 Roundtrip, found 5 days ago
$208
Roundtrip
found 5 days ago
Select United flight, departing Thu, Oct 9 from La Plata County to Denver Intl., returning Sun, Oct 12, priced at $208 found 5 days ago
Fri, Sep 19 - Fri, Sep 26
DRO
La Plata County
DEN
Denver Intl.
$213 Roundtrip, found 1 day ago
$213
Roundtrip
found 1 day ago
Select United flight, departing Fri, Sep 19 from La Plata County to Denver Intl., returning Fri, Sep 26, priced at $213 found 1 day ago
Mon, Apr 6 - Tue, Apr 14
DRO
La Plata County
DEN
Denver Intl.
$219 Roundtrip, found 6 days ago
$219
Roundtrip
found 6 days ago
Select United flight, departing Mon, Apr 6 from La Plata County to Denver Intl., returning Tue, Apr 14, priced at $219 found 6 days ago
Sat, Sep 13 - Sun, Sep 14
DRO
La Plata County
DEN
Denver Intl.
$222 Roundtrip, found 6 hours ago
$222
Roundtrip
found 6 hours ago
Select United flight, departing Sat, Sep 13 from La Plata County to Denver Intl., returning Sun, Sep 14, priced at $222 found 6 hours ago
Fri, Sep 19 - Sat, Sep 20
DRO
La Plata County
DEN
Denver Intl.
$224 Roundtrip, found 8 hours ago
$224
Roundtrip
found 8 hours ago
Select United flight, departing Fri, Sep 19 from La Plata County to Denver Intl., returning Sat, Sep 20, priced at $224 found 8 hours ago
Thu, Jan 8 - Mon, Jan 12
DRO
La Plata County
DEN
Denver Intl.
$234 Roundtrip, found 6 hours ago
$234
Roundtrip
found 6 hours ago
Select United flight, departing Thu, Jan 8 from La Plata County to Denver Intl., returning Mon, Jan 12, priced at $234 found 6 hours 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.