
United Flight UA3635 Deals & Information (2025/2026)
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United Flight 3635 Route Deals From $100
The cheapest prices found with in the last 7 days for return flights were $197 and $100 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
$197 Roundtrip, found 6 hours ago
$197
Roundtrip
found 6 hours ago
STL
Lambert-St. Louis Intl.
EWR
Newark Liberty Intl. Airport
$207 Roundtrip, found 6 hours ago
$207
Roundtrip
found 6 hours ago
STL
Lambert-St. Louis Intl.
EWR
Newark Liberty Intl. Airport
$220 Roundtrip, found 14 hours ago
$220
Roundtrip
found 14 hours ago
STL
Lambert-St. Louis Intl.
EWR
Newark Liberty Intl. Airport
$223 Roundtrip, found 6 hours ago
$223
Roundtrip
found 6 hours ago
STL
Lambert-St. Louis Intl.
EWR
Newark Liberty Intl. Airport
$224 Roundtrip, found 6 hours ago
$224
Roundtrip
found 6 hours ago
STL
Lambert-St. Louis Intl.
EWR
Newark Liberty Intl. Airport
$237 Roundtrip, found 6 hours ago
$237
Roundtrip
found 6 hours ago
STL
Lambert-St. Louis Intl.
EWR
Newark Liberty Intl. Airport
$239 Roundtrip, found 16 hours ago
$239
Roundtrip
found 16 hours ago
STL
Lambert-St. Louis Intl.
EWR
Newark Liberty Intl. Airport
$241 Roundtrip, found 9 hours ago
$241
Roundtrip
found 9 hours ago