United Flight UA5221 Deals & Information (2024/2025)

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United Flight 5221 Route Deals From $119

The cheapest prices found with in the last 7 days for return flights were $219 and $119 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Aug 19 - Sat, Aug 24
AMA
Rick Husband Amarillo Intl.
DEN
Denver Intl.
$219 Roundtrip, found 2 days ago
$219
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 19 from Rick Husband Amarillo Intl. to Denver Intl., returning Sat, Aug 24, priced at $219 found 2 days ago
Sat, May 4 - Sat, May 11
AMA
Rick Husband Amarillo Intl.
DEN
Denver Intl.
$224 Roundtrip, found 4 hours ago
$224
Roundtrip
found 4 hours ago
Select United flight, departing Sat, May 4 from Rick Husband Amarillo Intl. to Denver Intl., returning Sat, May 11, priced at $224 found 4 hours ago
Mon, Aug 19 - Sun, Aug 25
AMA
Rick Husband Amarillo Intl.
DEN
Denver Intl.
$228 Roundtrip, found 2 days ago
$228
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 19 from Rick Husband Amarillo Intl. to Denver Intl., returning Sun, Aug 25, priced at $228 found 2 days ago
Mon, Apr 29 - Tue, May 7
AMA
Rick Husband Amarillo Intl.
DEN
Denver Intl.
$233 Roundtrip, found 3 days ago
$233
Roundtrip
found 3 days ago
Select United flight, departing Mon, Apr 29 from Rick Husband Amarillo Intl. to Denver Intl., returning Tue, May 7, priced at $233 found 3 days ago
Mon, Aug 19 - Fri, Aug 23
AMA
Rick Husband Amarillo Intl.
DEN
Denver Intl.
$238 Roundtrip, found 2 days ago
$238
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 19 from Rick Husband Amarillo Intl. to Denver Intl., returning Fri, Aug 23, priced at $238 found 2 days ago
Mon, Apr 29 - Sat, May 4
AMA
Rick Husband Amarillo Intl.
DEN
Denver Intl.
$238 Roundtrip, found 3 days ago
$238
Roundtrip
found 3 days ago
Select United flight, departing Mon, Apr 29 from Rick Husband Amarillo Intl. to Denver Intl., returning Sat, May 4, priced at $238 found 3 days ago
Tue, Apr 30 - Sat, May 11
AMA
Rick Husband Amarillo Intl.
DEN
Denver Intl.
$244 Roundtrip, found 4 hours ago
$244
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Apr 30 from Rick Husband Amarillo Intl. to Denver Intl., returning Sat, May 11, priced at $244 found 4 hours ago
Tue, Apr 30 - Thu, May 2
AMA
Rick Husband Amarillo Intl.
DEN
Denver Intl.
$248 Roundtrip, found 3 days ago
$248
Roundtrip
found 3 days ago
Select United flight, departing Tue, Apr 30 from Rick Husband Amarillo Intl. to Denver Intl., returning Thu, May 2, priced at $248 found 3 days ago
Tue, Apr 30 - Tue, May 7
AMA
Rick Husband Amarillo Intl.
DEN
Denver Intl.
$249 Roundtrip, found 4 hours ago
$249
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Apr 30 from Rick Husband Amarillo Intl. to Denver Intl., returning Tue, May 7, priced at $249 found 4 hours ago
Tue, Apr 30 - Sun, May 12
AMA
Rick Husband Amarillo Intl.
DEN
Denver Intl.
$253 Roundtrip, found 18 hours ago
$253
Roundtrip
found 18 hours ago
Select United flight, departing Tue, Apr 30 from Rick Husband Amarillo Intl. to Denver Intl., returning Sun, May 12, priced at $253 found 18 hours ago

More United Flight For This Route

CarrierFlightDepart AMAArrive DENSat
4/20		Sun
4/21		Mon
4/22		Tue
4/23		Wed
4/24		Thu
4/25		Fri
4/26		Stops
UA522108:25 am08:56 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops

Frequently asked questions

What route does flight number UA5221 take?
UA5221 is used on a range of routes. Most often, UA5221 flies straight from Lambert Field to Denver, CO Airport (DEN-Denver Intl.). If that’s your chosen flight path, you’ll be airborne for 2 hours and 26 minutes.
What terminal does UA5221 fly out of?
If you’re heading off from STL, you’ll probably board the plane from Terminal 1. The most traveled route for flight number UA5221 is STL to DEN, which is a nonstop flight.
What kind of plane is on flight number UA5221?
It’s highly likely you’ll be enjoying the services of an Embraer 175 if you’ve reserved a seat on flight number UA5221 from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Denver, CO Airport (DEN-Denver Intl.). It’s the most commonly used aircraft on this route.
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 UA5221 flight with Travelocity, please visit our Customer Service Portal.