United Flight 4508 Deals & Information (2026/2027)

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United Flight 4508 Route Deals From $258

The cheapest prices found with in the last 7 days for return flights were $269 and $258 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 17 - Sat, Oct 24
XNA
Northwest Arkansas Regional
ORD
O'Hare Intl.
$269 Roundtrip, found 2 hours ago
$269
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Oct 17 from Northwest Arkansas Regional to O'Hare Intl., returning Sat, Oct 24, priced at $269 found 2 hours ago
Sat, Jun 20 - Sun, Jun 28
XNA
Northwest Arkansas Regional
ORD
O'Hare Intl.
$299 Roundtrip, found 2 days ago
$299
Roundtrip
found 2 days ago
Select United flight, departing Sat, Jun 20 from Northwest Arkansas Regional to O'Hare Intl., returning Sun, Jun 28, priced at $299 found 2 days ago
Mon, Nov 23 - Tue, Dec 1
XNA
Northwest Arkansas Regional
ORD
O'Hare Intl.
$305 Roundtrip, found 1 day ago
$305
Roundtrip
found 1 day ago
Select United flight, departing Mon, Nov 23 from Northwest Arkansas Regional to O'Hare Intl., returning Tue, Dec 1, priced at $305 found 1 day ago
Sat, Oct 17 - Sat, Oct 24
XNA
Northwest Arkansas Regional
ORD
O'Hare Intl.
$314 Roundtrip, found 2 hours ago
$314
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Oct 17 from Northwest Arkansas Regional to O'Hare Intl., returning Sat, Oct 24, priced at $314 found 2 hours ago
Fri, Jul 24 - Sun, Jul 26
XNA
Northwest Arkansas Regional
ORD
O'Hare Intl.
$322 Roundtrip, found 1 day ago
$322
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jul 24 from Northwest Arkansas Regional to O'Hare Intl., returning Sun, Jul 26, priced at $322 found 1 day ago
Fri, Oct 2 - Sun, Oct 4
XNA
Northwest Arkansas Regional
ORD
O'Hare Intl.
$328 Roundtrip, found 1 day ago
$328
Roundtrip
found 1 day ago
Select United flight, departing Fri, Oct 2 from Northwest Arkansas Regional to O'Hare Intl., returning Sun, Oct 4, priced at $328 found 1 day ago
Sun, Jun 14 - Sun, Jun 21
XNA
Northwest Arkansas Regional
ORD
O'Hare Intl.
$330 Roundtrip, found 1 day ago
$330
Roundtrip
found 1 day ago
Select United flight, departing Sun, Jun 14 from Northwest Arkansas Regional to O'Hare Intl., returning Sun, Jun 21, priced at $330 found 1 day ago
Fri, Oct 16 - Sun, Oct 18
XNA
Northwest Arkansas Regional
ORD
O'Hare Intl.
$336 Roundtrip, found 7 hours ago
$336
Roundtrip
found 7 hours ago
Select United flight, departing Fri, Oct 16 from Northwest Arkansas Regional to O'Hare Intl., returning Sun, Oct 18, priced at $336 found 7 hours ago
Sat, Jun 20 - Tue, Jun 23
XNA
Northwest Arkansas Regional
ORD
O'Hare Intl.
$342 Roundtrip, found 2 hours ago
$342
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Jun 20 from Northwest Arkansas Regional to O'Hare Intl., returning Tue, Jun 23, priced at $342 found 2 hours ago
Sun, Jun 14 - Sun, Jun 21
XNA
Northwest Arkansas Regional
ORD
O'Hare Intl.
$352 Roundtrip, found 1 day ago
$352
Roundtrip
found 1 day ago
Select United flight, departing Sun, Jun 14 from Northwest Arkansas Regional to O'Hare Intl., returning Sun, Jun 21, priced at $352 found 1 day ago
Sat, Oct 17 - Sat, Oct 24
XNA
Northwest Arkansas Regional
ORD
O'Hare Intl.
$354 Roundtrip, found 2 hours ago
$354
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Oct 17 from Northwest Arkansas Regional to O'Hare Intl., returning Sat, Oct 24, priced at $354 found 2 hours ago

Frequently asked questions

What route does flight number UA4508 take?
UA4508 is used on a number of routes. Most often, UA4508 flies straight from STL to Liberty Intl. Airport (EWR). If that's your chosen flight path, you'll be flying for about 2 hours and 19 minutes.
What terminal does UA4508 fly out of?
Terminal 1 is the terminal you'll likely take off from if you're booked on a flight leaving from STL. Lambert Field to Liberty Intl. Airport (EWR) is the most commonly traveled route for flight number UA4508.
What kind of plane is on flight number UA4508?
You'll probably be traveling aboard the Canadair (Bombardier) Regional Jet 550 if you're on flight number UA4508 from STL to Liberty Intl. Airport (EWR). This is the most commonly used type of aircraft on this particular 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 UA4508 flight with Travelocity, please visit our Customer Service Portal.