United Flight 3599 Deals & Information (2025/2026)

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United Flight 3599 Route Deals From $199

The cheapest prices found with in the last 7 days for return flights were $179 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.

Thu, Feb 19 - Sun, Feb 22
RIC
Richmond Intl.
EWR
Newark Liberty Intl. Airport
$179 Roundtrip, found 20 hours ago
$179
Roundtrip
found 20 hours ago
Select United flight, departing Thu, Feb 19 from Richmond Intl. to Newark Liberty Intl. Airport, returning Sun, Feb 22, priced at $179 found 20 hours ago
Thu, Feb 19 - Sun, Feb 22
RIC
Richmond Intl.
EWR
Newark Liberty Intl. Airport
$183 Roundtrip, found 20 hours ago
$183
Roundtrip
found 20 hours ago
Select United flight, departing Thu, Feb 19 from Richmond Intl. to Newark Liberty Intl. Airport, returning Sun, Feb 22, priced at $183 found 20 hours ago
Thu, Jan 1 - Fri, Jan 2
RIC
Richmond Intl.
EWR
Newark Liberty Intl. Airport
$184 Roundtrip, found 6 hours ago
$184
Roundtrip
found 6 hours ago
Select United flight, departing Thu, Jan 1 from Richmond Intl. to Newark Liberty Intl. Airport, returning Fri, Jan 2, priced at $184 found 6 hours ago

Frequently asked questions

What route does flight number UA3599 take?
UA3599 is used on multiple routes, but the most common is between Raleigh, NC Airport (RDU-Raleigh - Durham Intl.) and ORD. If you're lucky enough to score a direct flight, you'll disembark the plane in 2 hours and 21 minutes. Multi-stop flights can also travel under the same number, as can flights on other routes.
What terminal does UA3599 fly out of?
You'll likely depart from Terminal 2 if you're setting off from Raleigh–Durham Airport. UA3599 serves multiple routes, but the direct flight between Raleigh, NC Airport (RDU-Raleigh - Durham Intl.) and Chicago, IL Airport (ORD-O'Hare Intl.) is the most popular.
What kind of plane is on flight number UA3599?
There's every chance you'll be taking off on an Embraer 175 if you're jetting from Raleigh, NC Airport (RDU-Raleigh - Durham Intl.) to O'Hare Intl. Airport (ORD), a popular route for flight UA3599.
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 UA3599 flight with Travelocity, please visit our Customer Service Portal.