United Flight 4416 Deals & Information (2026/2027)

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United Flight 4416 Route Deals From $88

The cheapest prices found with in the last 7 days for return flights were $176 and $88 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 1 day ago
$176
Roundtrip
found 1 day 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 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$192 Roundtrip, found 1 day ago
$192
Roundtrip
found 1 day 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 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$200 Roundtrip, found 1 day ago
$200
Roundtrip
found 1 day 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 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$205 Roundtrip, found 1 day ago
$205
Roundtrip
found 1 day 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 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$206 Roundtrip, found 1 day ago
$206
Roundtrip
found 1 day 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 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$215 Roundtrip, found 1 day ago
$215
Roundtrip
found 1 day 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 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$230 Roundtrip, found 1 day ago
$230
Roundtrip
found 1 day ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $230 found 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$232 Roundtrip, found 1 day ago
$232
Roundtrip
found 1 day 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 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$237 Roundtrip, found 1 day ago
$237
Roundtrip
found 1 day ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $237 found 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$240 Roundtrip, found 1 day ago
$240
Roundtrip
found 1 day 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 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$244 Roundtrip, found 1 day ago
$244
Roundtrip
found 1 day ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $244 found 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$245 Roundtrip, found 1 day ago
$245
Roundtrip
found 1 day 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 1 day ago
Sat, Feb 21 - Mon, Feb 23
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$254 Roundtrip, found 1 day ago
$254
Roundtrip
found 1 day ago
Select United flight, departing Sat, Feb 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Mon, Feb 23, priced at $254 found 1 day 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.