United Flight 312 Deals & Information (2026/2027)

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United Flight 312 Route Deals From $135

The cheapest prices found with in the last 7 days for return flights were $263 and $135 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 1 - Wed, Jul 8
DSM
Des Moines Intl.
ORD
O'Hare Intl.
$263 Roundtrip, found 4 days ago
$263
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jul 1 from Des Moines Intl. to O'Hare Intl., returning Wed, Jul 8, priced at $263 found 4 days ago
Wed, Jul 1 - Wed, Jul 8
DSM
Des Moines Intl.
ORD
O'Hare Intl.
$299 Roundtrip, found 4 days ago
$299
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jul 1 from Des Moines Intl. to O'Hare Intl., returning Wed, Jul 8, priced at $299 found 4 days ago
Thu, Sep 24 - Sat, Sep 26
DSM
Des Moines Intl.
ORD
O'Hare Intl.
$304 Roundtrip, found 2 days ago
$304
Roundtrip
found 2 days ago
Select United flight, departing Thu, Sep 24 from Des Moines Intl. to O'Hare Intl., returning Sat, Sep 26, priced at $304 found 2 days ago
Tue, Jun 9 - Thu, Jun 11
DSM
Des Moines Intl.
ORD
O'Hare Intl.
$307 Roundtrip, found 21 hours ago
$307
Roundtrip
found 21 hours ago
Select United flight, departing Tue, Jun 9 from Des Moines Intl. to O'Hare Intl., returning Thu, Jun 11, priced at $307 found 21 hours ago
Tue, Jun 9 - Thu, Jun 11
DSM
Des Moines Intl.
ORD
O'Hare Intl.
$318 Roundtrip, found 21 hours ago
$318
Roundtrip
found 21 hours ago
Select United flight, departing Tue, Jun 9 from Des Moines Intl. to O'Hare Intl., returning Thu, Jun 11, priced at $318 found 21 hours ago
Sat, Dec 5 - Sun, Dec 6
DSM
Des Moines Intl.
ORD
O'Hare Intl.
$329 Roundtrip, found 1 day ago
$329
Roundtrip
found 1 day ago
Select United flight, departing Sat, Dec 5 from Des Moines Intl. to O'Hare Intl., returning Sun, Dec 6, priced at $329 found 1 day ago
Sat, Dec 5 - Sun, Dec 6
DSM
Des Moines Intl.
ORD
O'Hare Intl.
$353 Roundtrip, found 1 day ago
$353
Roundtrip
found 1 day ago
Select United flight, departing Sat, Dec 5 from Des Moines Intl. to O'Hare Intl., returning Sun, Dec 6, priced at $353 found 1 day ago
Sat, Dec 5 - Sun, Dec 6
DSM
Des Moines Intl.
ORD
O'Hare Intl.
$364 Roundtrip, found 1 day ago
$364
Roundtrip
found 1 day ago
Select United flight, departing Sat, Dec 5 from Des Moines Intl. to O'Hare Intl., returning Sun, Dec 6, priced at $364 found 1 day ago

Frequently asked questions

What route does flight number UA312 take?
UA312 operates directly from Cancun Airport to Denver, CO Airport (DEN-Denver Intl.). During this journey, expect to be in the air for approximately 4 hours and 17 minutes. It pays to book ahead to lock in your favorite seat.
How often is UA312 on time?
If you've booked tickets on United Airlines flight number UA312 between Cancun, Quintana Roo Airport (CUN-Cancun Intl.) and DEN, 89% of these trips take off as scheduled. If your plane is delayed, your likely wait is roughly 8 minutes on average. Thanks to this air carrier's top-notch service, this flight has a star rating of 4.1.
What terminal does UA312 fly out of?
Travelers with tickets for flight number UA312 from Cancun, Quintana Roo Airport (CUN-Cancun Intl.) to DIA airport usually jet out of Terminal 3.
What kind of plane is on flight number UA312?
Get ready to hop on board a Boeing 737-900 if you've reserved a seat on flight UA312. Most flights from Cancun, Quintana Roo Airport (CUN-Cancun Intl.) to DEN use this aircraft model.
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 UA312 flight with Travelocity, please visit our Customer Service Portal.