Flights from St. Louis to Duluth

Cheapest flights from St. Louis

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.

Sat, Jul 5 - Thu, Jul 10

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$389 Roundtrip, found 21 hours ago

$389

Roundtrip

found 21 hours ago

Select Delta flight, departing Sat, Jul 5 from Lambert-St. Louis Intl. to Duluth Intl., returning Thu, Jul 10, priced at $389 found 21 hours ago

Mon, Jun 30 - Wed, Jul 9

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$439 Roundtrip, found 21 hours ago

$439

Roundtrip

found 21 hours ago

Select Delta flight, departing Mon, Jun 30 from Lambert-St. Louis Intl. to Duluth Intl., returning Wed, Jul 9, priced at $439 found 21 hours ago

Tue, Jul 1 - Wed, Jul 9

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$442 Roundtrip, found 21 hours ago

$442

Roundtrip

found 21 hours ago

Select United flight, departing Tue, Jul 1 from Lambert-St. Louis Intl. to Duluth Intl., returning Wed, Jul 9, priced at $442 found 21 hours ago

Sat, Jun 28 - Wed, Jul 9

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$457 Roundtrip, found 21 hours ago

$457

Roundtrip

found 21 hours ago

Select United flight, departing Sat, Jun 28 from Lambert-St. Louis Intl. to Duluth Intl., returning Wed, Jul 9, priced at $457 found 21 hours ago

Tue, Jul 1 - Fri, Jul 4

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$467 Roundtrip, found 21 hours ago

$467

Roundtrip

found 21 hours ago

Select United flight, departing Tue, Jul 1 from Lambert-St. Louis Intl. to Duluth Intl., returning Fri, Jul 4, priced at $467 found 21 hours ago

Sat, Jun 28 - Fri, Jul 4

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$482 Roundtrip, found 21 hours ago

$482

Roundtrip

found 21 hours ago

Select United flight, departing Sat, Jun 28 from Lambert-St. Louis Intl. to Duluth Intl., returning Fri, Jul 4, priced at $482 found 21 hours ago

Mon, Jun 30 - Sun, Jul 6

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$488 Roundtrip, found 21 hours ago

$488

Roundtrip

found 21 hours ago

Select Delta flight, departing Mon, Jun 30 from Lambert-St. Louis Intl. to Duluth Intl., returning Sun, Jul 6, priced at $488 found 21 hours ago

Sat, Jun 28 - Sat, Jul 5

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$493 Roundtrip, found 21 hours ago

$493

Roundtrip

found 21 hours ago

Select Delta flight, departing Sat, Jun 28 from Lambert-St. Louis Intl. to Duluth Intl., returning Sat, Jul 5, priced at $493 found 21 hours ago

Thu, Jul 3 - Wed, Jul 9

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$494 Roundtrip, found 21 hours ago

$494

Roundtrip

found 21 hours ago

Select United flight, departing Thu, Jul 3 from Lambert-St. Louis Intl. to Duluth Intl., returning Wed, Jul 9, priced at $494 found 21 hours ago

Thu, Jul 3 - Fri, Jul 4

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$519 Roundtrip, found 21 hours ago

$519

Roundtrip

found 21 hours ago

Select United flight, departing Thu, Jul 3 from Lambert-St. Louis Intl. to Duluth Intl., returning Fri, Jul 4, priced at $519 found 21 hours ago

Tue, Jul 1 - Sun, Jul 6

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$538 Roundtrip, found 21 hours ago

$538

Roundtrip

found 21 hours ago

Select Delta flight, departing Tue, Jul 1 from Lambert-St. Louis Intl. to Duluth Intl., returning Sun, Jul 6, priced at $538 found 21 hours ago

Sat, Jun 28 - Sun, Jul 6

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$542 Roundtrip, found 21 hours ago

$542

Roundtrip

found 21 hours ago

Select Delta flight, departing Sat, Jun 28 from Lambert-St. Louis Intl. to Duluth Intl., returning Sun, Jul 6, priced at $542 found 21 hours ago

Sat, Jul 5 - Tue, Jul 8

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$554 Roundtrip, found 21 hours ago

$554

Roundtrip

found 21 hours ago

Select Delta flight, departing Sat, Jul 5 from Lambert-St. Louis Intl. to Duluth Intl., returning Tue, Jul 8, priced at $554 found 21 hours ago

Thu, Jul 3 - Wed, Jul 9

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$603 Roundtrip, found 21 hours ago

$603

Roundtrip

found 21 hours ago

Select United flight, departing Thu, Jul 3 from Lambert-St. Louis Intl. to Duluth Intl., returning Wed, Jul 9, priced at $603 found 21 hours ago

Tue, Jul 1 - Mon, Jul 7

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$618 Roundtrip, found 21 hours ago

$618

Roundtrip

found 21 hours ago

Select United flight, departing Tue, Jul 1 from Lambert-St. Louis Intl. to Duluth Intl., returning Mon, Jul 7, priced at $618 found 21 hours ago

Mon, Jun 30 - Mon, Jul 7

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$628 Roundtrip, found 21 hours ago

$628

Roundtrip

found 21 hours ago

Select Delta flight, departing Mon, Jun 30 from Lambert-St. Louis Intl. to Duluth Intl., returning Mon, Jul 7, priced at $628 found 21 hours ago

Thu, Jul 3 - Sat, Jul 5

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$640 Roundtrip, found 21 hours ago

$640

Roundtrip

found 21 hours ago

Select Delta flight, departing Thu, Jul 3 from Lambert-St. Louis Intl. to Duluth Intl., returning Sat, Jul 5, priced at $640 found 21 hours ago

Tue, Jul 1 - Mon, Jul 7

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$652 Roundtrip, found 21 hours ago

$652

Roundtrip

found 21 hours ago

Select United flight, departing Tue, Jul 1 from Lambert-St. Louis Intl. to Duluth Intl., returning Mon, Jul 7, priced at $652 found 21 hours ago

Tue, Jul 1 - Tue, Jul 8

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$654 Roundtrip, found 21 hours ago

$654

Roundtrip

found 21 hours ago

Select Delta flight, departing Tue, Jul 1 from Lambert-St. Louis Intl. to Duluth Intl., returning Tue, Jul 8, priced at $654 found 21 hours ago

Sat, Jun 28 - Tue, Jul 8

STL

Lambert-St. Louis Intl.

DLH

Duluth Intl.

$658 Roundtrip, found 21 hours ago

$658

Roundtrip

found 21 hours ago

Select Delta flight, departing Sat, Jun 28 from Lambert-St. Louis Intl. to Duluth Intl., returning Tue, Jul 8, priced at $658 found 21 hours ago