United Flight WN489 Deals & Information (2025/2026)

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United Flight 489 Route Deals From $70

The cheapest prices found with in the last 7 days for return flights were $147 and $70 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Aug 9 - Wed, Aug 13
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$147 Roundtrip, found 3 hours ago
$147
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Aug 9 from Sky Harbor Intl. to Denver Intl., returning Wed, Aug 13, priced at $147 found 3 hours ago
Sat, Aug 9 - Wed, Aug 13
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$150 Roundtrip, found 3 hours ago
$150
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Aug 9 from Sky Harbor Intl. to Denver Intl., returning Wed, Aug 13, priced at $150 found 3 hours ago
Sat, Aug 2 - Sat, Aug 9
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$151 Roundtrip, found 11 hours ago
$151
Roundtrip
found 11 hours ago
Select United flight, departing Sat, Aug 2 from Sky Harbor Intl. to Denver Intl., returning Sat, Aug 9, priced at $151 found 11 hours ago

Frequently asked questions

What route does flight number UA489 take?
Flight number UA489 flies non-stop from Denver Intl. Airport (DEN) to George Bush Intercontinental Airport (IAH). During this trip, you can expect to be in the air for about 2 hours and 20 minutes. Book ahead to get your preferred seat.
How often is UA489 on time?
United Airlines flight number UA489 from Denver Intl. Airport (DEN) to Houston Airport lands according to schedule 86% of the time --- so you can relax with confidence knowing that you will get to your destination ASAP. If the flight is late, the average wait is 18 minutes. This route has a star rating of 3.7.
What kind of plane is on flight number UA489?
Get set to cruise the skies aboard a Boeing 737-900 if you've booked a seat on flight UA489. Most flights from DIA airport to George Bush Intercontinental Airport (IAH) operate using this kind of aircraft.
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 UA489 flight with Travelocity, please visit our Customer Service Portal.