United Flight 4537 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 4537 Route Deals From $224

The cheapest prices found with in the last 7 days for return flights were $207 and $224 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 12 - Tue, Aug 26
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$207 Roundtrip, found 6 hours ago
$207
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Aug 12 from Piedmont Triad Intl. to O'Hare Intl., returning Tue, Aug 26, priced at $207 found 6 hours ago
Fri, Jul 4 - Thu, Jul 10
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$208 Roundtrip, found 6 days ago
$208
Roundtrip
found 6 days ago
Select United flight, departing Fri, Jul 4 from Piedmont Triad Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $208 found 6 days ago
Tue, Aug 12 - Tue, Aug 26
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$212 Roundtrip, found 6 hours ago
$212
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Aug 12 from Piedmont Triad Intl. to O'Hare Intl., returning Tue, Aug 26, priced at $212 found 6 hours ago
Tue, Aug 12 - Tue, Aug 26
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$213 Roundtrip, found 6 hours ago
$213
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Aug 12 from Piedmont Triad Intl. to O'Hare Intl., returning Tue, Aug 26, priced at $213 found 6 hours ago
Tue, Aug 12 - Tue, Aug 26
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$217 Roundtrip, found 6 hours ago
$217
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Aug 12 from Piedmont Triad Intl. to O'Hare Intl., returning Tue, Aug 26, priced at $217 found 6 hours ago
Wed, Aug 20 - Mon, Aug 25
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$218 Roundtrip, found 1 day ago
$218
Roundtrip
found 1 day ago
Select United flight, departing Wed, Aug 20 from Piedmont Triad Intl. to O'Hare Intl., returning Mon, Aug 25, priced at $218 found 1 day ago
Tue, Jul 1 - Thu, Jul 10
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$219 Roundtrip, found 6 days ago
$219
Roundtrip
found 6 days ago
Select United flight, departing Tue, Jul 1 from Piedmont Triad Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $219 found 6 days ago
Mon, Jun 30 - Fri, Jul 11
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$224 Roundtrip, found 1 day ago
$224
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jun 30 from Piedmont Triad Intl. to O'Hare Intl., returning Fri, Jul 11, priced at $224 found 1 day ago
Tue, Jul 1 - Thu, Jul 10
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$227 Roundtrip, found 6 days ago
$227
Roundtrip
found 6 days ago
Select United flight, departing Tue, Jul 1 from Piedmont Triad Intl. to O'Hare Intl., returning Thu, Jul 10, priced at $227 found 6 days ago
Thu, Aug 21 - Thu, Aug 28
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$232 Roundtrip, found 4 days ago
$232
Roundtrip
found 4 days ago
Select United flight, departing Thu, Aug 21 from Piedmont Triad Intl. to O'Hare Intl., returning Thu, Aug 28, priced at $232 found 4 days ago
Wed, Jul 9 - Wed, Jul 16
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$233 Roundtrip, found 7 hours ago
$233
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Jul 9 from Piedmont Triad Intl. to O'Hare Intl., returning Wed, Jul 16, priced at $233 found 7 hours ago
Thu, Aug 21 - Mon, Aug 25
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$237 Roundtrip, found 2 hours ago
$237
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Aug 21 from Piedmont Triad Intl. to O'Hare Intl., returning Mon, Aug 25, priced at $237 found 2 hours ago
Thu, Aug 21 - Thu, Aug 28
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$242 Roundtrip, found 4 days ago
$242
Roundtrip
found 4 days ago
Select United flight, departing Thu, Aug 21 from Piedmont Triad Intl. to O'Hare Intl., returning Thu, Aug 28, priced at $242 found 4 days ago
Wed, Jul 9 - Wed, Jul 16
GSO
Piedmont Triad Intl.
ORD
O'Hare Intl.
$247 Roundtrip, found 7 hours ago
$247
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Jul 9 from Piedmont Triad Intl. to O'Hare Intl., returning Wed, Jul 16, priced at $247 found 7 hours ago

Frequently asked questions

What route does flight number UA4537 take?
UA4537 takes numerous routes. The most frequently flown is between O'Hare Airport and Piedmont Triad Intl. Airport (GSO), which flies direct. This service usually takes 1 hour and 48 minutes. That said, you might find other flights with the same number that have one or more stops.
What terminal does UA4537 fly out of?
You'll likely depart from Terminal 1 if you're setting off from O'Hare Airport. Flight number UA4537 serves a variety of routes, but the direct flight between ORD and GSO is the most frequently traveled one.
What kind of plane is on flight number UA4537?
There's every chance you'll be on board a Canadair (Bombardier) Regional Jet 550 if you're flying from Chicago, IL Airport (ORD-O'Hare Intl.) to PTI Airport, the most popular route for flight number UA4537.
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 UA4537 flight with Travelocity, please visit our Customer Service Portal.