United Flight 4537 Deals & Information (2026/2027)

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United Flight 4537 Route Deals From $199

The cheapest prices found with in the last 7 days for return flights were $239 and $199 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Sep 18 - Sun, Sep 27
BTV
Burlington Intl.
EWR
Newark Liberty Intl. Airport
$239 Roundtrip, found 16 hours ago
$239
Roundtrip
found 16 hours ago
Select United flight, departing Fri, Sep 18 from Burlington Intl. to Newark Liberty Intl. Airport, returning Sun, Sep 27, priced at $239 found 16 hours ago
Fri, Jun 5 - Sun, Jun 7
BTV
Burlington Intl.
EWR
Newark Liberty Intl. Airport
$245 Roundtrip, found 2 days ago
$245
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jun 5 from Burlington Intl. to Newark Liberty Intl. Airport, returning Sun, Jun 7, priced at $245 found 2 days ago
Fri, Sep 18 - Sun, Sep 27
BTV
Burlington Intl.
EWR
Newark Liberty Intl. Airport
$251 Roundtrip, found 16 hours ago
$251
Roundtrip
found 16 hours ago
Select United flight, departing Fri, Sep 18 from Burlington Intl. to Newark Liberty Intl. Airport, returning Sun, Sep 27, priced at $251 found 16 hours ago
Sat, Jan 9 - Fri, Jan 15
BTV
Burlington Intl.
EWR
Newark Liberty Intl. Airport
$254 Roundtrip, found 5 days ago
$254
Roundtrip
found 5 days ago
Select United flight, departing Sat, Jan 9 from Burlington Intl. to Newark Liberty Intl. Airport, returning Fri, Jan 15, priced at $254 found 5 days ago
Fri, Sep 18 - Sun, Sep 27
BTV
Burlington Intl.
EWR
Newark Liberty Intl. Airport
$269 Roundtrip, found 16 hours ago
$269
Roundtrip
found 16 hours ago
Select United flight, departing Fri, Sep 18 from Burlington Intl. to Newark Liberty Intl. Airport, returning Sun, Sep 27, priced at $269 found 16 hours ago
Tue, Sep 29 - Tue, Oct 6
BTV
Burlington Intl.
EWR
Newark Liberty Intl. Airport
$275 Roundtrip, found 3 days ago
$275
Roundtrip
found 3 days ago
Select United flight, departing Tue, Sep 29 from Burlington Intl. to Newark Liberty Intl. Airport, returning Tue, Oct 6, priced at $275 found 3 days ago
Fri, Jun 5 - Sun, Jun 7
BTV
Burlington Intl.
EWR
Newark Liberty Intl. Airport
$277 Roundtrip, found 2 days ago
$277
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jun 5 from Burlington Intl. to Newark Liberty Intl. Airport, returning Sun, Jun 7, priced at $277 found 2 days ago
Tue, Sep 29 - Tue, Oct 6
BTV
Burlington Intl.
EWR
Newark Liberty Intl. Airport
$279 Roundtrip, found 3 days ago
$279
Roundtrip
found 3 days ago
Select United flight, departing Tue, Sep 29 from Burlington Intl. to Newark Liberty Intl. Airport, returning Tue, Oct 6, priced at $279 found 3 days ago
Fri, Jun 5 - Sun, Jun 7
BTV
Burlington Intl.
EWR
Newark Liberty Intl. Airport
$286 Roundtrip, found 2 days ago
$286
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jun 5 from Burlington Intl. to Newark Liberty Intl. Airport, returning Sun, Jun 7, priced at $286 found 2 days ago
Fri, Sep 18 - Sun, Sep 20
BTV
Burlington Intl.
EWR
Newark Liberty Intl. Airport
$290 Roundtrip, found 4 days ago
$290
Roundtrip
found 4 days ago
Select United flight, departing Fri, Sep 18 from Burlington Intl. to Newark Liberty Intl. Airport, returning Sun, Sep 20, priced at $290 found 4 days 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.