United Flight UA5021 Deals & Information (2025/2026)

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United Flight 5021 Route Deals From $293

The cheapest prices found with in the last 7 days for return flights were $332 and $293 for one-way flights to Sioux Gateway for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jun 27 - Sat, Jun 28
ORD
O'Hare Intl.
SUX
Sioux Gateway
$332 Roundtrip, found 1 day ago
$332
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jun 27 from O'Hare Intl. to Sioux Gateway, returning Sat, Jun 28, priced at $332 found 1 day ago
Fri, Jun 6 - Fri, Jun 13
ORD
O'Hare Intl.
SUX
Sioux Gateway
$434 Roundtrip, found 1 day ago
$434
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jun 6 from O'Hare Intl. to Sioux Gateway, returning Fri, Jun 13, priced at $434 found 1 day ago
Thu, Jun 26 - Fri, Jun 27
ORD
O'Hare Intl.
SUX
Sioux Gateway
$447 Roundtrip, found 1 day ago
$447
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jun 26 from O'Hare Intl. to Sioux Gateway, returning Fri, Jun 27, priced at $447 found 1 day ago
Fri, Jun 6 - Sat, Jun 7
ORD
O'Hare Intl.
SUX
Sioux Gateway
$545 Roundtrip, found 1 day ago
$545
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jun 6 from O'Hare Intl. to Sioux Gateway, returning Sat, Jun 7, priced at $545 found 1 day ago
Tue, May 27 - Wed, May 28
ORD
O'Hare Intl.
SUX
Sioux Gateway
$590 Roundtrip, found 9 hours ago
$590
Roundtrip
found 9 hours ago
Select United flight, departing Tue, May 27 from O'Hare Intl. to Sioux Gateway, returning Wed, May 28, priced at $590 found 9 hours ago
Thu, Jun 26 - Fri, Jun 27
ORD
O'Hare Intl.
SUX
Sioux Gateway
$619 Roundtrip, found 1 day ago
$619
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jun 26 from O'Hare Intl. to Sioux Gateway, returning Fri, Jun 27, priced at $619 found 1 day ago
Thu, May 29 - Fri, May 30
ORD
O'Hare Intl.
SUX
Sioux Gateway
$666 Roundtrip, found 9 hours ago
$666
Roundtrip
found 9 hours ago
Select United flight, departing Thu, May 29 from O'Hare Intl. to Sioux Gateway, returning Fri, May 30, priced at $666 found 9 hours ago
Tue, May 27 - Wed, May 28
ORD
O'Hare Intl.
SUX
Sioux Gateway
$690 Roundtrip, found 9 hours ago
$690
Roundtrip
found 9 hours ago
Select United flight, departing Tue, May 27 from O'Hare Intl. to Sioux Gateway, returning Wed, May 28, priced at $690 found 9 hours ago
Thu, May 29 - Fri, May 30
ORD
O'Hare Intl.
SUX
Sioux Gateway
$697 Roundtrip, found 3 days ago
$697
Roundtrip
found 3 days ago
Select United flight, departing Thu, May 29 from O'Hare Intl. to Sioux Gateway, returning Fri, May 30, priced at $697 found 3 days ago
Fri, Jun 6 - Sat, Jun 7
ORD
O'Hare Intl.
SUX
Sioux Gateway
$698 Roundtrip, found 1 day ago
$698
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jun 6 from O'Hare Intl. to Sioux Gateway, returning Sat, Jun 7, priced at $698 found 1 day ago
Thu, Jun 26 - Fri, Jun 27
ORD
O'Hare Intl.
SUX
Sioux Gateway
$703 Roundtrip, found 1 day ago
$703
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jun 26 from O'Hare Intl. to Sioux Gateway, returning Fri, Jun 27, priced at $703 found 1 day ago
Fri, Jun 27 - Sat, Jun 28
ORD
O'Hare Intl.
SUX
Sioux Gateway
$714 Roundtrip, found 1 day ago
$714
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jun 27 from O'Hare Intl. to Sioux Gateway, returning Sat, Jun 28, priced at $714 found 1 day ago
Thu, May 29 - Fri, May 30
ORD
O'Hare Intl.
SUX
Sioux Gateway
$719 Roundtrip, found 3 days ago
$719
Roundtrip
found 3 days ago
Select United flight, departing Thu, May 29 from O'Hare Intl. to Sioux Gateway, returning Fri, May 30, priced at $719 found 3 days ago
Thu, May 29 - Fri, May 30
ORD
O'Hare Intl.
SUX
Sioux Gateway
$767 Roundtrip, found 9 hours ago
$767
Roundtrip
found 9 hours ago
Select United flight, departing Thu, May 29 from O'Hare Intl. to Sioux Gateway, returning Fri, May 30, priced at $767 found 9 hours ago
Tue, May 27 - Wed, May 28
ORD
O'Hare Intl.
SUX
Sioux Gateway
$815 Roundtrip, found 9 hours ago
$815
Roundtrip
found 9 hours ago
Select United flight, departing Tue, May 27 from O'Hare Intl. to Sioux Gateway, returning Wed, May 28, priced at $815 found 9 hours ago
Thu, May 29 - Fri, May 30
ORD
O'Hare Intl.
SUX
Sioux Gateway
$898 Roundtrip, found 9 hours ago
$898
Roundtrip
found 9 hours ago
Select United flight, departing Thu, May 29 from O'Hare Intl. to Sioux Gateway, returning Fri, May 30, priced at $898 found 9 hours ago
Fri, Jun 6 - Sat, Jun 7
ORD
O'Hare Intl.
SUX
Sioux Gateway
$940 Roundtrip, found 1 day ago
$940
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jun 6 from O'Hare Intl. to Sioux Gateway, returning Sat, Jun 7, priced at $940 found 1 day ago
Thu, May 29 - Fri, May 30
ORD
O'Hare Intl.
SUX
Sioux Gateway
$943 Roundtrip, found 3 days ago
$943
Roundtrip
found 3 days ago
Select United flight, departing Thu, May 29 from O'Hare Intl. to Sioux Gateway, returning Fri, May 30, priced at $943 found 3 days ago

Frequently asked questions

What route does flight number UA5021 take?
UA5021 takes a number of routes. The most popular is ATY to ORD, which flies direct. This flight typically takes 1 hour and 38 minutes. However, you might find other flights with the same number that have one or more stops.
What kind of plane is on flight number UA5021?
It’s highly likely you’ll be cruising aboard the Bombardier CRJ if you’ve reserved a ticket on flight UA5021 from ATY to O’Hare Intl. Airport (ORD). This is the most commonly used aircraft type on this popular 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 UA5021 flight with Travelocity, please visit our Customer Service Portal.