Flights from Seattle to Duluth

Cheapest flights from Seattle

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$336 Roundtrip, found 3 days ago

$336

Roundtrip

found 3 days ago

Select Sun Country Airlines flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $336 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$361 Roundtrip, found 3 days ago

$361

Roundtrip

found 3 days ago

Select Sun Country Airlines flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $361 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$444 Roundtrip, found 3 days ago

$444

Roundtrip

found 3 days ago

Select United flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $444 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$482 Roundtrip, found 3 days ago

$482

Roundtrip

found 3 days ago

Select Delta flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $482 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$484 Roundtrip, found 3 days ago

$484

Roundtrip

found 3 days ago

Select United flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $484 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$524 Roundtrip, found 3 days ago

$524

Roundtrip

found 3 days ago

Select United flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $524 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$538 Roundtrip, found 3 days ago

$538

Roundtrip

found 3 days ago

Select Delta flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $538 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$542 Roundtrip, found 3 days ago

$542

Roundtrip

found 3 days ago

Select Delta flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $542 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$556 Roundtrip, found 3 days ago

$556

Roundtrip

found 3 days ago

Select United flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $556 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$590 Roundtrip, found 3 days ago

$590

Roundtrip

found 3 days ago

Select Delta flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $590 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$611 Roundtrip, found 3 days ago

$611

Roundtrip

found 3 days ago

Select United flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $611 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$638 Roundtrip, found 3 days ago

$638

Roundtrip

found 3 days ago

Select Delta flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $638 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$641 Roundtrip, found 3 days ago

$641

Roundtrip

found 3 days ago

Select Delta flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $641 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$650 Roundtrip, found 3 days ago

$650

Roundtrip

found 3 days ago

Select United flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $650 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$655 Roundtrip, found 3 days ago

$655

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $655 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$660 Roundtrip, found 3 days ago

$660

Roundtrip

found 3 days ago

Select Delta flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $660 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$662 Roundtrip, found 3 days ago

$662

Roundtrip

found 3 days ago

Select United flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $662 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$667 Roundtrip, found 3 days ago

$667

Roundtrip

found 3 days ago

Select Delta flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $667 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$673 Roundtrip, found 3 days ago

$673

Roundtrip

found 3 days ago

Select United flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $673 found 3 days ago

Thu, Jul 17 - Sun, Jul 20

SEA

Seattle - Tacoma Intl.

DLH

Duluth Intl.

$784 Roundtrip, found 3 days ago

$784

Roundtrip

found 3 days ago

Select United flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Duluth Intl., returning Sun, Jul 20, priced at $784 found 3 days ago