United Flight 4500 Deals & Information (2025/2026)

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United Flight 4500 Route Deals From $65

The cheapest prices found with in the last 7 days for return flights were $122 and $65 for one-way flights to Ronald Reagan Washington National for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Aug 16 - Sun, Aug 17
EWR
Newark Liberty Intl. Airport
DCA
Ronald Reagan Washington National
$122 Roundtrip, found 21 hours ago
$122
Roundtrip
found 21 hours ago
Select United flight, departing Sat, Aug 16 from Newark Liberty Intl. Airport to Ronald Reagan Washington National, returning Sun, Aug 17, priced at $122 found 21 hours ago
Sat, Aug 16 - Sun, Aug 17
EWR
Newark Liberty Intl. Airport
DCA
Ronald Reagan Washington National
$126 Roundtrip, found 21 hours ago
$126
Roundtrip
found 21 hours ago
Select United flight, departing Sat, Aug 16 from Newark Liberty Intl. Airport to Ronald Reagan Washington National, returning Sun, Aug 17, priced at $126 found 21 hours ago
Sun, Sep 28 - Tue, Sep 30
EWR
Newark Liberty Intl. Airport
DCA
Ronald Reagan Washington National
$129 Roundtrip, found 3 hours ago
$129
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Sep 28 from Newark Liberty Intl. Airport to Ronald Reagan Washington National, returning Tue, Sep 30, priced at $129 found 3 hours ago
Tue, Aug 26 - Thu, Aug 28
EWR
Newark Liberty Intl. Airport
DCA
Ronald Reagan Washington National
$131 Roundtrip, found 2 days ago
$131
Roundtrip
found 2 days ago
Select United flight, departing Tue, Aug 26 from Newark Liberty Intl. Airport to Ronald Reagan Washington National, returning Thu, Aug 28, priced at $131 found 2 days ago
Thu, Aug 7 - Sun, Aug 10
EWR
Newark Liberty Intl. Airport
DCA
Ronald Reagan Washington National
$133 Roundtrip, found 1 day ago
$133
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 7 from Newark Liberty Intl. Airport to Ronald Reagan Washington National, returning Sun, Aug 10, priced at $133 found 1 day ago
Sun, Sep 28 - Tue, Sep 30
EWR
Newark Liberty Intl. Airport
DCA
Ronald Reagan Washington National
$134 Roundtrip, found 3 hours ago
$134
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Sep 28 from Newark Liberty Intl. Airport to Ronald Reagan Washington National, returning Tue, Sep 30, priced at $134 found 3 hours ago
Thu, Aug 7 - Sun, Aug 10
EWR
Newark Liberty Intl. Airport
DCA
Ronald Reagan Washington National
$137 Roundtrip, found 1 day ago
$137
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 7 from Newark Liberty Intl. Airport to Ronald Reagan Washington National, returning Sun, Aug 10, priced at $137 found 1 day ago
Sun, Sep 28 - Tue, Sep 30
EWR
Newark Liberty Intl. Airport
DCA
Ronald Reagan Washington National
$139 Roundtrip, found 3 hours ago
$139
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Sep 28 from Newark Liberty Intl. Airport to Ronald Reagan Washington National, returning Tue, Sep 30, priced at $139 found 3 hours ago
Tue, Aug 26 - Thu, Aug 28
EWR
Newark Liberty Intl. Airport
DCA
Ronald Reagan Washington National
$140 Roundtrip, found 2 days ago
$140
Roundtrip
found 2 days ago
Select United flight, departing Tue, Aug 26 from Newark Liberty Intl. Airport to Ronald Reagan Washington National, returning Thu, Aug 28, priced at $140 found 2 days ago
Fri, Sep 12 - Sun, Sep 14
EWR
Newark Liberty Intl. Airport
DCA
Ronald Reagan Washington National
$143 Roundtrip, found 6 days ago
$143
Roundtrip
found 6 days ago
Select United flight, departing Fri, Sep 12 from Newark Liberty Intl. Airport to Ronald Reagan Washington National, returning Sun, Sep 14, priced at $143 found 6 days ago

Frequently asked questions

What route does flight number UA4500 take?
UA4500 flies direct from SGF to Chicago, IL Airport (ORD-O'Hare Intl.) in roughly 1 hour and 40 minutes. It can be used on other routes though, some of which could be multi-stop flights. Keep an eye out for this when locking in your seat to avoid any mix-ups.
What kind of plane is on flight number UA4500?
UA4500 is a flight number that's used on a number of different routes. If you're traveling on the most popular route, Springfield-Branson National Airport (SGF) to O'Hare Intl. Airport (ORD), you're likely to be boarding the Canadair (Bombardier) Regional Jet 550.
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 UA4500 flight with Travelocity, please visit our Customer Service Portal.