United Flight 4478 Deals & Information (2025/2026)

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United Flight 4478 Route Deals From $224

The cheapest prices found with in the last 7 days for return flights were $234 and $224 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jul 4 - Sun, Jul 6
TVC
Cherry Capital
EWR
Newark Liberty Intl. Airport
$234 Roundtrip, found 1 day ago
$234
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jul 4 from Cherry Capital to Newark Liberty Intl. Airport, returning Sun, Jul 6, priced at $234 found 1 day ago
Fri, Jul 4 - Sun, Jul 6
TVC
Cherry Capital
EWR
Newark Liberty Intl. Airport
$243 Roundtrip, found 1 day ago
$243
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jul 4 from Cherry Capital to Newark Liberty Intl. Airport, returning Sun, Jul 6, priced at $243 found 1 day ago
Fri, Jul 4 - Sun, Jul 6
TVC
Cherry Capital
EWR
Newark Liberty Intl. Airport
$253 Roundtrip, found 1 day ago
$253
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jul 4 from Cherry Capital to Newark Liberty Intl. Airport, returning Sun, Jul 6, priced at $253 found 1 day ago
Fri, Oct 31 - Sun, Nov 2
TVC
Cherry Capital
EWR
Newark Liberty Intl. Airport
$269 Roundtrip, found 4 days ago
$269
Roundtrip
found 4 days ago
Select United flight, departing Fri, Oct 31 from Cherry Capital to Newark Liberty Intl. Airport, returning Sun, Nov 2, priced at $269 found 4 days ago
Fri, Oct 31 - Sun, Nov 2
TVC
Cherry Capital
EWR
Newark Liberty Intl. Airport
$274 Roundtrip, found 4 days ago
$274
Roundtrip
found 4 days ago
Select United flight, departing Fri, Oct 31 from Cherry Capital to Newark Liberty Intl. Airport, returning Sun, Nov 2, priced at $274 found 4 days ago
Fri, Oct 31 - Sun, Nov 2
TVC
Cherry Capital
EWR
Newark Liberty Intl. Airport
$279 Roundtrip, found 4 days ago
$279
Roundtrip
found 4 days ago
Select United flight, departing Fri, Oct 31 from Cherry Capital to Newark Liberty Intl. Airport, returning Sun, Nov 2, priced at $279 found 4 days ago
Tue, Jul 8 - Sat, Jul 26
TVC
Cherry Capital
EWR
Newark Liberty Intl. Airport
$294 Roundtrip, found 15 hours ago
$294
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Jul 8 from Cherry Capital to Newark Liberty Intl. Airport, returning Sat, Jul 26, priced at $294 found 15 hours ago
Fri, Jul 4 - Sun, Jul 6
TVC
Cherry Capital
EWR
Newark Liberty Intl. Airport
$295 Roundtrip, found 1 day ago
$295
Roundtrip
found 1 day ago
Select United flight, departing Fri, Jul 4 from Cherry Capital to Newark Liberty Intl. Airport, returning Sun, Jul 6, priced at $295 found 1 day ago
Fri, Oct 31 - Sun, Nov 2
TVC
Cherry Capital
EWR
Newark Liberty Intl. Airport
$297 Roundtrip, found 4 days ago
$297
Roundtrip
found 4 days ago
Select United flight, departing Fri, Oct 31 from Cherry Capital to Newark Liberty Intl. Airport, returning Sun, Nov 2, priced at $297 found 4 days ago
Sun, Jun 29 - Sat, Jul 12
TVC
Cherry Capital
EWR
Newark Liberty Intl. Airport
$301 Roundtrip, found 1 day ago
$301
Roundtrip
found 1 day ago
Select United flight, departing Sun, Jun 29 from Cherry Capital to Newark Liberty Intl. Airport, returning Sat, Jul 12, priced at $301 found 1 day ago

Frequently asked questions

What route does flight number UA4478 take?
UA4478 takes roughly 2 hours and 1 minute to jet directly from STL to IAD. We all know there's magic in the destination, but half the fun is in the journey!
What terminal does UA4478 fly out of?
Passengers on flight number UA4478 from STL to IAD typically fly out of Terminal 1.
What kind of plane is on flight number UA4478?
The Canadair (Bombardier) Regional Jet 550 is the type of aircraft most commonly used for flight number UA4478. This flight almost always leaves from Lambert Field and lands at IAD.
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 UA4478 flight with Travelocity, please visit our Customer Service Portal.