Cheap flights from Louisville to Unalaska (SDF to DUT) - Expedia

A field of purple lupine flowers with a mountain range and a body of water in the background.

Popular airlines from Louisville Intl. Airport (SDF) to Unalaska, AK (DUT)

Be in the know
Get alerts if flight prices drop or rise*
Book smarter
Save up to 40% on select hotels after you book a flight*
Earn twice
Earn your airline miles on top of our rewards
Sign in

Travel information

Origin airport	Louisville Intl. Airport
Destination airport	Unalaska, AK
Distance	6,115 km away

*Available to One Key members.