United Flight 4531 Deals & Information (2026/2027)

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United Flight 4531 Route Deals From $254

The cheapest prices found with in the last 7 days for return flights were $269 and $254 for one-way flights to Northwest Arkansas Regional for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, May 17 - Tue, May 26
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$269 Roundtrip, found 1 day ago
$269
Roundtrip
found 1 day ago
Select United flight, departing Sun, May 17 from O'Hare Intl. to Northwest Arkansas Regional, returning Tue, May 26, priced at $269 found 1 day ago
Fri, Jul 10 - Sun, Jul 19
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$288 Roundtrip, found 5 days ago
$288
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jul 10 from O'Hare Intl. to Northwest Arkansas Regional, returning Sun, Jul 19, priced at $288 found 5 days ago
Thu, Jun 25 - Sun, Jun 28
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$289 Roundtrip, found 3 days ago
$289
Roundtrip
found 3 days ago
Select United flight, departing Thu, Jun 25 from O'Hare Intl. to Northwest Arkansas Regional, returning Sun, Jun 28, priced at $289 found 3 days ago
Fri, Jul 10 - Sun, Jul 19
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$289 Roundtrip, found 5 days ago
$289
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jul 10 from O'Hare Intl. to Northwest Arkansas Regional, returning Sun, Jul 19, priced at $289 found 5 days ago
Thu, Jun 18 - Sun, Jun 21
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$295 Roundtrip, found 1 day ago
$295
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jun 18 from O'Hare Intl. to Northwest Arkansas Regional, returning Sun, Jun 21, priced at $295 found 1 day ago
Fri, Jul 17 - Sun, Jul 19
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$302 Roundtrip, found 5 days ago
$302
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jul 17 from O'Hare Intl. to Northwest Arkansas Regional, returning Sun, Jul 19, priced at $302 found 5 days ago
Thu, Jun 18 - Sun, Jun 21
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$304 Roundtrip, found 1 day ago
$304
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jun 18 from O'Hare Intl. to Northwest Arkansas Regional, returning Sun, Jun 21, priced at $304 found 1 day ago
Fri, Apr 17 - Sat, Apr 18
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$321 Roundtrip, found 6 days ago
$321
Roundtrip
found 6 days ago
Select United flight, departing Fri, Apr 17 from O'Hare Intl. to Northwest Arkansas Regional, returning Sat, Apr 18, priced at $321 found 6 days ago
Thu, Jun 18 - Sun, Jun 21
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$324 Roundtrip, found 1 day ago
$324
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jun 18 from O'Hare Intl. to Northwest Arkansas Regional, returning Sun, Jun 21, priced at $324 found 1 day ago
Fri, Jul 17 - Sun, Jul 19
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$325 Roundtrip, found 5 days ago
$325
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jul 17 from O'Hare Intl. to Northwest Arkansas Regional, returning Sun, Jul 19, priced at $325 found 5 days ago
Sun, May 17 - Wed, May 27
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$331 Roundtrip, found 2 days ago
$331
Roundtrip
found 2 days ago
Select United flight, departing Sun, May 17 from O'Hare Intl. to Northwest Arkansas Regional, returning Wed, May 27, priced at $331 found 2 days ago
Fri, Jul 10 - Sun, Jul 19
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$344 Roundtrip, found 5 days ago
$344
Roundtrip
found 5 days ago
Select United flight, departing Fri, Jul 10 from O'Hare Intl. to Northwest Arkansas Regional, returning Sun, Jul 19, priced at $344 found 5 days ago
Fri, May 8 - Sun, May 10
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$344 Roundtrip, found 23 hours ago
$344
Roundtrip
found 23 hours ago
Select United flight, departing Fri, May 8 from O'Hare Intl. to Northwest Arkansas Regional, returning Sun, May 10, priced at $344 found 23 hours ago
Sun, May 17 - Tue, May 26
ORD
O'Hare Intl.
XNA
Northwest Arkansas Regional
$354 Roundtrip, found 1 day ago
$354
Roundtrip
found 1 day ago
Select United flight, departing Sun, May 17 from O'Hare Intl. to Northwest Arkansas Regional, returning Tue, May 26, priced at $354 found 1 day ago

Frequently asked questions

What route does flight number UA4531 take?
UA4531 serves multiple routes, but the most common is between Pittsburgh, PA Airport (PIT-Pittsburgh Intl.) and Chicago, IL Airport (ORD-O'Hare Intl.). If your flight is direct, you'll step off the plane in roughly 1 hour and 36 minutes. Multi-stop flights can also operate under the same number, as can services on other routes.
What kind of plane is on flight number UA4531?
Chances are you'll be taking off on a Canadair (Bombardier) Regional Jet 550 if you're jetting from Pittsburgh Airport to O'Hare Airport, one of a few routes used for flight UA4531.
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 UA4531 flight with Travelocity, please visit our Customer Service Portal.