
United Flight WN642 Deals & Information (2025/2026)
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United Flight 642 Route Deals From $85
The cheapest prices found with in the last 7 days for return flights were $169 and $85 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.
DEN
Denver Intl.
BOS
Logan Intl.
$169 Roundtrip, just found
$169
Roundtrip
just found
DEN
Denver Intl.
BOS
Logan Intl.
$172 Roundtrip, found 3 hours ago
$172
Roundtrip
found 3 hours ago
DEN
Denver Intl.
BOS
Logan Intl.
$172 Roundtrip, found 3 hours ago
$172
Roundtrip
found 3 hours ago
DEN
Denver Intl.
BOS
Logan Intl.
$176 Roundtrip, just found
$176
Roundtrip
just found
DEN
Denver Intl.
BOS
Logan Intl.
$177 Roundtrip, found 3 hours ago
$177
Roundtrip
found 3 hours ago
DEN
Denver Intl.
BOS
Logan Intl.
$197 Roundtrip, found 4 hours ago
$197
Roundtrip
found 4 hours ago
DEN
Denver Intl.
BOS
Logan Intl.
$206 Roundtrip, found 3 hours ago
$206
Roundtrip
found 3 hours ago
DEN
Denver Intl.
BOS
Logan Intl.
$208 Roundtrip, just found
$208
Roundtrip
just found
DEN
Denver Intl.
BOS
Logan Intl.
$209 Roundtrip, found 2 hours ago
$209
Roundtrip
found 2 hours ago
DEN
Denver Intl.
BOS
Logan Intl.
$217 Roundtrip, just found
$217
Roundtrip
just found