United Flight 4416 Deals & Information (2026/2027)

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United Flight 4416 Route Deals From $93

The cheapest prices found with in the last 7 days for return flights were $176 and $93 for one-way flights to Lambert-St. Louis Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$176 Roundtrip, found 4 days ago
$176
Roundtrip
found 4 days ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $176 found 4 days ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$192 Roundtrip, found 4 days ago
$192
Roundtrip
found 4 days ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $192 found 4 days ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$200 Roundtrip, found 4 days ago
$200
Roundtrip
found 4 days ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $200 found 4 days ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$205 Roundtrip, found 4 days ago
$205
Roundtrip
found 4 days ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $205 found 4 days ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$206 Roundtrip, found 4 days ago
$206
Roundtrip
found 4 days ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $206 found 4 days ago
Tue, Feb 10 - Thu, Feb 12
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$214 Roundtrip, found 4 hours ago
$214
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Feb 10 from O'Hare Intl. to Lambert-St. Louis Intl., returning Thu, Feb 12, priced at $214 found 4 hours ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$215 Roundtrip, found 4 days ago
$215
Roundtrip
found 4 days ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $215 found 4 days ago
Tue, Feb 10 - Thu, Feb 12
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$218 Roundtrip, found 4 hours ago
$218
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Feb 10 from O'Hare Intl. to Lambert-St. Louis Intl., returning Thu, Feb 12, priced at $218 found 4 hours ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$232 Roundtrip, found 4 days ago
$232
Roundtrip
found 4 days ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $232 found 4 days ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$240 Roundtrip, found 4 days ago
$240
Roundtrip
found 4 days ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $240 found 4 days ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$245 Roundtrip, found 4 days ago
$245
Roundtrip
found 4 days ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $245 found 4 days ago
Tue, Feb 10 - Thu, Feb 12
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$246 Roundtrip, found 4 hours ago
$246
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Feb 10 from O'Hare Intl. to Lambert-St. Louis Intl., returning Thu, Feb 12, priced at $246 found 4 hours ago
Tue, Feb 10 - Thu, Feb 12
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$249 Roundtrip, found 4 hours ago
$249
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Feb 10 from O'Hare Intl. to Lambert-St. Louis Intl., returning Thu, Feb 12, priced at $249 found 4 hours ago

Frequently asked questions

What route does flight number UA4416 take?
UA4416 is used on a number of routes. More commonly, UA4416 flies directly from BUF to Liberty Intl. Airport (EWR). If this is your route, you'll be airborne for approximately 1 hour and 19 minutes.
What kind of plane is on flight number UA4416?
It's likely you'll be aboard the Canadair (Bombardier) Regional Jet 550 if you're going from BUF to EWR, one of a few routes used for flight number UA4416.
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 UA4416 flight with Travelocity, please visit our Customer Service Portal.