United Flight 3630 Deals & Information (2026/2027)

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United Flight 3630 Route Deals From $123

The cheapest prices found with in the last 7 days for return flights were $241 and $123 for one-way flights to Lambert-St. Louis Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jun 3 - Sat, Jun 6
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$241 Roundtrip, found 1 day ago
$241
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jun 3 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Sat, Jun 6, priced at $241 found 1 day ago
Wed, Feb 18 - Sat, Feb 21
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$248 Roundtrip, found 4 hours ago
$248
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Feb 18 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Sat, Feb 21, priced at $248 found 4 hours ago
Wed, Jun 3 - Sat, Jun 6
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$251 Roundtrip, found 1 day ago
$251
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jun 3 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Sat, Jun 6, priced at $251 found 1 day ago
Wed, Feb 18 - Sat, Feb 21
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$253 Roundtrip, found 4 hours ago
$253
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Feb 18 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Sat, Feb 21, priced at $253 found 4 hours ago
Wed, Apr 8 - Sat, Apr 11
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$257 Roundtrip, found 15 hours ago
$257
Roundtrip
found 15 hours ago
Select United flight, departing Wed, Apr 8 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Sat, Apr 11, priced at $257 found 15 hours ago
Wed, Feb 18 - Sat, Feb 21
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$258 Roundtrip, found 4 hours ago
$258
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Feb 18 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Sat, Feb 21, priced at $258 found 4 hours ago
Tue, Mar 24 - Wed, Mar 25
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$258 Roundtrip, found 1 day ago
$258
Roundtrip
found 1 day ago
Select United flight, departing Tue, Mar 24 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Wed, Mar 25, priced at $258 found 1 day ago
Wed, Feb 18 - Sat, Feb 21
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$263 Roundtrip, found 4 hours ago
$263
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Feb 18 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Sat, Feb 21, priced at $263 found 4 hours ago
Wed, Feb 18 - Sat, Feb 21
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$269 Roundtrip, found 4 hours ago
$269
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Feb 18 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Sat, Feb 21, priced at $269 found 4 hours ago
Tue, Mar 24 - Wed, Mar 25
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$273 Roundtrip, found 1 day ago
$273
Roundtrip
found 1 day ago
Select United flight, departing Tue, Mar 24 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Wed, Mar 25, priced at $273 found 1 day ago
Tue, Jun 2 - Fri, Jun 5
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$277 Roundtrip, found 1 day ago
$277
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 2 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Fri, Jun 5, priced at $277 found 1 day ago
Sun, Jul 5 - Wed, Jul 8
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$278 Roundtrip, found 3 days ago
$278
Roundtrip
found 3 days ago
Select United flight, departing Sun, Jul 5 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Wed, Jul 8, priced at $278 found 3 days ago
Mon, Apr 6 - Thu, Apr 9
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$280 Roundtrip, found 9 hours ago
$280
Roundtrip
found 9 hours ago
Select United flight, departing Mon, Apr 6 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Thu, Apr 9, priced at $280 found 9 hours ago
Wed, Feb 25 - Fri, Mar 6
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$282 Roundtrip, found 5 days ago
$282
Roundtrip
found 5 days ago
Select United flight, departing Wed, Feb 25 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Fri, Mar 6, priced at $282 found 5 days ago
Fri, Mar 6 - Sat, Mar 7
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$284 Roundtrip, found 1 day ago
$284
Roundtrip
found 1 day ago
Select United flight, departing Fri, Mar 6 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Sat, Mar 7, priced at $284 found 1 day ago
Thu, Feb 12 - Tue, Feb 17
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$287 Roundtrip, found 1 day ago
$287
Roundtrip
found 1 day ago
Select United flight, departing Thu, Feb 12 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Tue, Feb 17, priced at $287 found 1 day ago
Sat, Feb 14 - Wed, Feb 18
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$290 Roundtrip, found 4 hours ago
$290
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Feb 14 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Wed, Feb 18, priced at $290 found 4 hours ago
Sat, Feb 14 - Tue, Feb 17
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$296 Roundtrip, found 1 day ago
$296
Roundtrip
found 1 day ago
Select United flight, departing Sat, Feb 14 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Tue, Feb 17, priced at $296 found 1 day 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.