United Flight 5420 Deals & Information (2026/2027)

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United Flight 5420 Route Deals From $251

The cheapest prices found with in the last 7 days for return flights were $225 and $251 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Feb 6 - Sun, Feb 8
LIT
Clinton National Airport
IAH
George Bush Intercontinental
$225 Roundtrip, found 9 hours ago
$225
Roundtrip
found 9 hours ago
Select United flight, departing Fri, Feb 6 from Clinton National Airport to George Bush Intercontinental, returning Sun, Feb 8, priced at $225 found 9 hours ago
Thu, Mar 5 - Mon, Mar 9
LIT
Clinton National Airport
IAH
George Bush Intercontinental
$234 Roundtrip, found 2 hours ago
$234
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Mar 5 from Clinton National Airport to George Bush Intercontinental, returning Mon, Mar 9, priced at $234 found 2 hours ago
Sat, Feb 14 - Tue, Feb 17
LIT
Clinton National Airport
IAH
George Bush Intercontinental
$264 Roundtrip, found 16 hours ago
$264
Roundtrip
found 16 hours ago
Select United flight, departing Sat, Feb 14 from Clinton National Airport to George Bush Intercontinental, returning Tue, Feb 17, priced at $264 found 16 hours ago
Thu, Mar 5 - Mon, Mar 9
LIT
Clinton National Airport
IAH
George Bush Intercontinental
$274 Roundtrip, found 2 hours ago
$274
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Mar 5 from Clinton National Airport to George Bush Intercontinental, returning Mon, Mar 9, priced at $274 found 2 hours ago
Thu, Mar 5 - Mon, Mar 9
LIT
Clinton National Airport
IAH
George Bush Intercontinental
$279 Roundtrip, found 2 hours ago
$279
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Mar 5 from Clinton National Airport to George Bush Intercontinental, returning Mon, Mar 9, priced at $279 found 2 hours ago
Thu, Mar 5 - Mon, Mar 9
LIT
Clinton National Airport
IAH
George Bush Intercontinental
$294 Roundtrip, found 2 hours ago
$294
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Mar 5 from Clinton National Airport to George Bush Intercontinental, returning Mon, Mar 9, priced at $294 found 2 hours ago

Frequently asked questions

What route does flight number UA5420 take?
Flight number UA5420 operates non-stop from DIA airport to Tucson Intl. Airport (TUS). During this trip, you can expect to be in the air for around 2 hours and 3 minutes. Book ahead to secure your favorite seat.
How often is UA5420 on time?
About 73% of flight number UA5420 services touch down on time — so consider leaving a bit of wiggle room in your travel plans. If there's a delay, the regular wait time is approximately 19 minutes. Take this into account if you need to make a connecting flight or someone is picking you up from the airport. This service has a 1.9-star rating.
What kind of plane is on flight number UA5420?
The Bombardier CRJ is the aircraft type most frequently used for flight number UA5420. Usually, this flight takes off from Denver Intl. Airport (DEN) and lands at Tucson, AZ Airport (TUS-Tucson Intl.).
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 UA5420 flight with Travelocity, please visit our Customer Service Portal.