United Flight AA4518 Deals & Information (2024/2025)

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United Flight 4518 Route Deals From $49

The cheapest prices found with in the last 7 days for return flights were $97 and $49 for one-way flights to Lambert-St. Louis Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jan 21 - Wed, Jan 22
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$97 Roundtrip, found 3 hours ago
$97
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Jan 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Wed, Jan 22, priced at $97 found 3 hours ago
Tue, Jan 21 - Wed, Jan 22
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$99 Roundtrip, found 3 hours ago
$99
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Jan 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Wed, Jan 22, priced at $99 found 3 hours ago
Tue, Jan 21 - Wed, Jan 22
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$129 Roundtrip, found 3 hours ago
$129
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Jan 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Wed, Jan 22, priced at $129 found 3 hours ago
Tue, Jan 21 - Wed, Jan 22
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$160 Roundtrip, found 3 hours ago
$160
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Jan 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Wed, Jan 22, priced at $160 found 3 hours ago
Tue, Jan 21 - Wed, Jan 22
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$165 Roundtrip, found 3 hours ago
$165
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Jan 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Wed, Jan 22, priced at $165 found 3 hours ago
Tue, Jan 21 - Wed, Jan 22
ORD
O'Hare Intl.
STL
Lambert-St. Louis Intl.
$172 Roundtrip, found 3 hours ago
$172
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Jan 21 from O'Hare Intl. to Lambert-St. Louis Intl., returning Wed, Jan 22, priced at $172 found 3 hours ago

Frequently asked questions

What route does flight number UA4518 take?
UA4518 takes around 1 hour and 15 minutes to jet directly from Chicago, IL Airport (ORD-O’Hare Intl.) to CID. Sure, there’s magic in the destination, but half the fun is in the journey!
What terminal does UA4518 fly out of?
Direct flights between O’Hare Airport and Cedar Rapids Airport are served by UA4518, and those traveling on this route typically leave from Terminal 1.
What kind of plane is on flight number UA4518?
Get set to step aboard a Canadair (Bombardier) Regional Jet 550 if you’re traveling on flight UA4518. Almost all flights from O’Hare Airport to Eastern Iowa Airport (CID) use this type of aircraft.
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 UA4518 flight with Travelocity, please visit our Customer Service Portal.