Cheap Flights To Ihlen 2026

Ihlen Flights as Low as $369

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.

United
Tue, Oct 13 - Wed, Oct 21
STL
Lambert-St. Louis Intl.
FSD
Sioux Falls Regional
$369
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 13 from Lambert-St. Louis Intl. to Sioux Falls Regional, returning Wed, Oct 21, priced at $369 found 1 day ago
American Airlines
American Airlines
United
Tue, Oct 13 - Wed, Oct 21
STL
Lambert-St. Louis Intl.
FSD
Sioux Falls Regional
$389
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 13 from Lambert-St. Louis Intl. to Sioux Falls Regional, returning Wed, Oct 21, priced at $389 found 1 day ago
United
Tue, Oct 13 - Wed, Oct 21
STL
Lambert-St. Louis Intl.
FSD
Sioux Falls Regional
$419
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 13 from Lambert-St. Louis Intl. to Sioux Falls Regional, returning Wed, Oct 21, priced at $419 found 1 day ago
United
Tue, Oct 13 - Wed, Oct 21
STL
Lambert-St. Louis Intl.
FSD
Sioux Falls Regional
$420
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 13 from Lambert-St. Louis Intl. to Sioux Falls Regional, returning Wed, Oct 21, priced at $420 found 1 day ago
American Airlines
United
Tue, Oct 13 - Wed, Oct 21
STL
Lambert-St. Louis Intl.
FSD
Sioux Falls Regional
$431
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 13 from Lambert-St. Louis Intl. to Sioux Falls Regional, returning Wed, Oct 21, priced at $431 found 1 day ago
American Airlines
American Airlines
United
Tue, Oct 13 - Wed, Oct 21
STL
Lambert-St. Louis Intl.
FSD
Sioux Falls Regional
$459
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 13 from Lambert-St. Louis Intl. to Sioux Falls Regional, returning Wed, Oct 21, priced at $459 found 1 day ago
United
Tue, Oct 13 - Wed, Oct 21
STL
Lambert-St. Louis Intl.
FSD
Sioux Falls Regional
$466
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 13 from Lambert-St. Louis Intl. to Sioux Falls Regional, returning Wed, Oct 21, priced at $466 found 1 day ago
Delta
Tue, Oct 13 - Wed, Oct 21
STL
Lambert-St. Louis Intl.
FSD
Sioux Falls Regional
$469
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Oct 13 from Lambert-St. Louis Intl. to Sioux Falls Regional, returning Wed, Oct 21, priced at $469 found 1 day ago
American Airlines
American Airlines
United
Tue, Oct 13 - Wed, Oct 21
STL
Lambert-St. Louis Intl.
FSD
Sioux Falls Regional
$479
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 13 from Lambert-St. Louis Intl. to Sioux Falls Regional, returning Wed, Oct 21, priced at $479 found 1 day ago

Cheap Ihlen Flights

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