United Flight 3630 Deals & Information (2026/2027)

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United Flight 3630 Route Deals From $132

The cheapest prices found with in the last 7 days for return flights were $259 and $132 for one-way flights to Lambert-St. Louis Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 5 - Tue, Sep 8
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$259 Roundtrip, found 7 hours ago
$259
Roundtrip
found 7 hours ago
Select United flight, departing Sat, Sep 5 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Tue, Sep 8, priced at $259 found 7 hours ago
Wed, Feb 25 - Sat, Feb 28
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$266 Roundtrip, found 4 days ago
$266
Roundtrip
found 4 days ago
Select United flight, departing Wed, Feb 25 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Sat, Feb 28, priced at $266 found 4 days ago
Sat, Sep 5 - Tue, Sep 8
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$269 Roundtrip, found 7 hours ago
$269
Roundtrip
found 7 hours ago
Select United flight, departing Sat, Sep 5 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Tue, Sep 8, priced at $269 found 7 hours ago
Sat, Apr 4 - Sat, Apr 11
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$271 Roundtrip, found 8 hours ago
$271
Roundtrip
found 8 hours ago
Select United flight, departing Sat, Apr 4 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Sat, Apr 11, priced at $271 found 8 hours ago
Sat, Sep 5 - Tue, Sep 8
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$283 Roundtrip, found 7 hours ago
$283
Roundtrip
found 7 hours ago
Select United flight, departing Sat, Sep 5 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Tue, Sep 8, priced at $283 found 7 hours ago
Sat, Sep 5 - Tue, Sep 8
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$287 Roundtrip, found 7 hours ago
$287
Roundtrip
found 7 hours ago
Select United flight, departing Sat, Sep 5 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Tue, Sep 8, priced at $287 found 7 hours ago

Frequently asked questions

What route does flight number UA3630 take?
UA3630 jets from MEM to Chicago, IL Airport (ORD-O'Hare Intl.) and flies direct. This trip usually takes 1 hour and 56 minutes.
What kind of plane is on flight number UA3630?
The Embraer 175 is the type of plane that's mostly used for flight number UA3630. This flight typically heads off from Memphis, TN Airport (MEM-Memphis Intl.) and touches down at ORD.
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 UA3630 flight with Travelocity, please visit our Customer Service Portal.