
United Flight UA3635 Deals & Information (2025/2026)
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United Flight 3635 Route Deals From $99
The cheapest prices found with in the last 7 days for return flights were $188 and $99 for one-way flights to Newark Liberty Intl. Airport for the period specified. Prices and availability are subject to change. Additional terms apply.
STL
Lambert-St. Louis Intl.
EWR
Newark Liberty Intl. Airport
$188 Roundtrip, found 1 hour ago
$188
Roundtrip
found 1 hour ago
STL
Lambert-St. Louis Intl.
EWR
Newark Liberty Intl. Airport
$197 Roundtrip, found 5 hours ago
$197
Roundtrip
found 5 hours ago
STL
Lambert-St. Louis Intl.
EWR
Newark Liberty Intl. Airport
$203 Roundtrip, found 5 hours ago
$203
Roundtrip
found 5 hours ago