
United Flight WN5421 Deals & Information (2025/2026)
Wander Wisely with exceptional service, 24/7 supportOpens in a new window
Feel at ease with free flight cancellations within 24 hours of booking
Change your flight without a fee on select flights
United Flight 5421 Route Deals From $71
The cheapest prices found with in the last 7 days for return flights were $140 and $71 for one-way flights to Preston Smith Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.
DEN
Denver Intl.
LBB
Preston Smith Intl.
$140 Roundtrip, found 4 days ago
$140
Roundtrip
found 4 days ago
DEN
Denver Intl.
LBB
Preston Smith Intl.
$149 Roundtrip, found 4 days ago
$149
Roundtrip
found 4 days ago
DEN
Denver Intl.
LBB
Preston Smith Intl.
$171 Roundtrip, found 2 days ago
$171
Roundtrip
found 2 days ago
DEN
Denver Intl.
LBB
Preston Smith Intl.
$198 Roundtrip, found 2 days ago
$198
Roundtrip
found 2 days ago
DEN
Denver Intl.
LBB
Preston Smith Intl.
$201 Roundtrip, found 4 days ago
$201
Roundtrip
found 4 days ago
DEN
Denver Intl.
LBB
Preston Smith Intl.
$216 Roundtrip, found 4 days ago
$216
Roundtrip
found 4 days ago
DEN
Denver Intl.
LBB
Preston Smith Intl.
$236 Roundtrip, found 2 days ago
$236
Roundtrip
found 2 days ago