
United Flight 3491 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 3491 Route Deals From $83
The cheapest prices found with in the last 7 days for return flights were $173 and $83 for one-way flights to Portland Intl. Jetport for the period specified. Prices and availability are subject to change. Additional terms apply.
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$173 Roundtrip, found 3 days ago
$173
Roundtrip
found 3 days ago
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$178 Roundtrip, found 1 day ago
$178
Roundtrip
found 1 day ago
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$178 Roundtrip, found 3 days ago
$178
Roundtrip
found 3 days ago
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$183 Roundtrip, found 3 days ago
$183
Roundtrip
found 3 days ago
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$188 Roundtrip, found 3 days ago
$188
Roundtrip
found 3 days ago
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$194 Roundtrip, found 3 days ago
$194
Roundtrip
found 3 days ago
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$198 Roundtrip, found 2 days ago
$198
Roundtrip
found 2 days ago
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$199 Roundtrip, found 5 days ago
$199
Roundtrip
found 5 days ago
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$200 Roundtrip, found 2 days ago
$200
Roundtrip
found 2 days ago
IAD
Washington Dulles Intl.
PWM
Portland Intl. Jetport
$202 Roundtrip, found 1 day ago
$202
Roundtrip
found 1 day ago