United Flight 1720 Deals & Information (2025/2026)

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United Flight 1720 Route Deals From $80

The cheapest prices found with in the last 7 days for return flights were $157 and $80 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 13 - Tue, Sep 16
DEN
Denver Intl.
IAH
George Bush Intercontinental
$157 Roundtrip, found 8 hours ago
$157
Roundtrip
found 8 hours ago
Select United flight, departing Sat, Sep 13 from Denver Intl. to George Bush Intercontinental, returning Tue, Sep 16, priced at $157 found 8 hours ago
Tue, Sep 30 - Sat, Oct 4
DEN
Denver Intl.
IAH
George Bush Intercontinental
$163 Roundtrip, found 1 day ago
$163
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 30 from Denver Intl. to George Bush Intercontinental, returning Sat, Oct 4, priced at $163 found 1 day ago
Mon, Sep 29 - Tue, Sep 30
DEN
Denver Intl.
IAH
George Bush Intercontinental
$167 Roundtrip, found 3 days ago
$167
Roundtrip
found 3 days ago
Select United flight, departing Mon, Sep 29 from Denver Intl. to George Bush Intercontinental, returning Tue, Sep 30, priced at $167 found 3 days ago
Tue, Jul 22 - Wed, Jul 23
DEN
Denver Intl.
IAH
George Bush Intercontinental
$176 Roundtrip, found 23 hours ago
$176
Roundtrip
found 23 hours ago
Select United flight, departing Tue, Jul 22 from Denver Intl. to George Bush Intercontinental, returning Wed, Jul 23, priced at $176 found 23 hours ago
Tue, Sep 30 - Sat, Oct 4
DEN
Denver Intl.
IAH
George Bush Intercontinental
$179 Roundtrip, found 1 day ago
$179
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 30 from Denver Intl. to George Bush Intercontinental, returning Sat, Oct 4, priced at $179 found 1 day ago

Frequently asked questions

What route does flight number UA1720 take?
Flight number UA1720 takes about 6 hours and 32 minutes to fly straight from Kahului Airport to DIA airport. We all know there's magic in the destination, but getting there is half the fun!
What kind of plane is on flight number UA1720?
Get set to cruise aboard a Boeing 767-300 if you're traveling on flight UA1720. Almost all services from OGG to Denver, CO Airport (DEN-Denver Intl.) use this type of plane.
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 UA1720 flight with Travelocity, please visit our Customer Service Portal.