United Flight 4585 Deals & Information (2026/2027)

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United Flight 4585 Route Deals From $127

The cheapest prices found with in the last 7 days for return flights were $251 and $127 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 6 - Wed, Oct 7
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$251 Roundtrip, found 1 day ago
$251
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 6 from Buffalo Niagara Intl. to O'Hare Intl., returning Wed, Oct 7, priced at $251 found 1 day ago
Wed, Oct 21 - Wed, Oct 28
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$255 Roundtrip, found 12 hours ago
$255
Roundtrip
found 12 hours ago
Select United flight, departing Wed, Oct 21 from Buffalo Niagara Intl. to O'Hare Intl., returning Wed, Oct 28, priced at $255 found 12 hours ago
Tue, Oct 6 - Wed, Oct 7
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$261 Roundtrip, found 1 day ago
$261
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 6 from Buffalo Niagara Intl. to O'Hare Intl., returning Wed, Oct 7, priced at $261 found 1 day ago
Wed, Oct 21 - Wed, Oct 28
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$265 Roundtrip, found 12 hours ago
$265
Roundtrip
found 12 hours ago
Select United flight, departing Wed, Oct 21 from Buffalo Niagara Intl. to O'Hare Intl., returning Wed, Oct 28, priced at $265 found 12 hours ago
Tue, Oct 6 - Thu, Oct 8
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$269 Roundtrip, found 1 day ago
$269
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 6 from Buffalo Niagara Intl. to O'Hare Intl., returning Thu, Oct 8, priced at $269 found 1 day ago
Tue, Oct 6 - Wed, Oct 7
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$283 Roundtrip, found 1 day ago
$283
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 6 from Buffalo Niagara Intl. to O'Hare Intl., returning Wed, Oct 7, priced at $283 found 1 day ago
Tue, Oct 6 - Wed, Oct 7
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$293 Roundtrip, found 1 day ago
$293
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 6 from Buffalo Niagara Intl. to O'Hare Intl., returning Wed, Oct 7, priced at $293 found 1 day ago
Tue, Oct 6 - Wed, Oct 7
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$296 Roundtrip, found 1 day ago
$296
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 6 from Buffalo Niagara Intl. to O'Hare Intl., returning Wed, Oct 7, priced at $296 found 1 day ago
Wed, Oct 21 - Wed, Oct 28
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$300 Roundtrip, found 12 hours ago
$300
Roundtrip
found 12 hours ago
Select United flight, departing Wed, Oct 21 from Buffalo Niagara Intl. to O'Hare Intl., returning Wed, Oct 28, priced at $300 found 12 hours ago
Sat, Feb 20 - Mon, Feb 22
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$304 Roundtrip, found 2 days ago
$304
Roundtrip
found 2 days ago
Select United flight, departing Sat, Feb 20 from Buffalo Niagara Intl. to O'Hare Intl., returning Mon, Feb 22, priced at $304 found 2 days ago
Thu, Oct 15 - Sat, Oct 17
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$309 Roundtrip, found 3 days ago
$309
Roundtrip
found 3 days ago
Select United flight, departing Thu, Oct 15 from Buffalo Niagara Intl. to O'Hare Intl., returning Sat, Oct 17, priced at $309 found 3 days ago
Thu, Oct 15 - Sat, Oct 17
BUF
Buffalo Niagara Intl.
ORD
O'Hare Intl.
$309 Roundtrip, found 3 days ago
$309
Roundtrip
found 3 days ago
Select United flight, departing Thu, Oct 15 from Buffalo Niagara Intl. to O'Hare Intl., returning Sat, Oct 17, priced at $309 found 3 days ago

Frequently asked questions

What route does flight number UA4585 take?
Flight number UA4585 flies direct from Chicago, IL Airport (ORD-O'Hare Intl.) to Fayetteville, AR Airport (XNA-Northwest Arkansas Regional). During this journey, you can expect to be in the air for around 1 hour and 52 minutes. Consider booking ahead to lock in your favorite seat.
What terminal does UA4585 fly out of?
Passengers with seats booked on flight number UA4585 from ORD to Northwest Arkansas National Airport usually jet off from Terminal 1.
What kind of plane is on flight number UA4585?
There's every chance you'll be hopping on board the Canadair (Bombardier) Regional Jet 550 if your flight number is UA4585. Generally, this flight takes off from Chicago, IL Airport (ORD-O'Hare Intl.) and comes in to land at Fayetteville, AR Airport (XNA-Northwest Arkansas Regional).
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 UA4585 flight with Travelocity, please visit our Customer Service Portal.