Flights from Alton

Cheapest flights from Alton

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.

Mon, Sep 14 - Thu, Sep 24

FSD

Sioux Falls Regional

LAS

Harry Reid Intl.

$300 Roundtrip, found 1 day ago

$300

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Sep 14 from Sioux Falls Regional to Harry Reid Intl., returning Thu, Sep 24, priced at $300 found 1 day ago

Tue, Jan 26 - Wed, Feb 3

FSD

Sioux Falls Regional

LAX

Los Angeles Intl.

$315 Roundtrip, found 1 day ago

$315

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jan 26 from Sioux Falls Regional to Los Angeles Intl., returning Wed, Feb 3, priced at $315 found 1 day ago

Sat, Jan 9 - Tue, Jan 12

FSD

Sioux Falls Regional

LAS

Harry Reid Intl.

$315 Roundtrip, found 5 days ago

$315

Roundtrip

found 5 days ago

Select Delta flight, departing Sat, Jan 9 from Sioux Falls Regional to Harry Reid Intl., returning Tue, Jan 12, priced at $315 found 5 days ago

Fri, Sep 18 - Mon, Sep 21

FSD

Sioux Falls Regional

DFW

Dallas-Fort Worth Intl.

$320 Roundtrip, found 13 hours ago

$320

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Fri, Sep 18 from Sioux Falls Regional to Dallas-Fort Worth Intl., returning Mon, Sep 21, priced at $320 found 13 hours ago

Mon, Sep 14 - Fri, Sep 18

FSD

Sioux Falls Regional

LAS

Harry Reid Intl.

$320 Roundtrip, found 1 day ago

$320

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Sep 14 from Sioux Falls Regional to Harry Reid Intl., returning Fri, Sep 18, priced at $320 found 1 day ago

Mon, Sep 14 - Mon, Sep 21

FSD

Sioux Falls Regional

DFW

Dallas-Fort Worth Intl.

$330 Roundtrip, found 13 hours ago

$330

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Mon, Sep 14 from Sioux Falls Regional to Dallas-Fort Worth Intl., returning Mon, Sep 21, priced at $330 found 13 hours ago

Thu, Jan 7 - Tue, Jan 12

FSD

Sioux Falls Regional

LAS

Harry Reid Intl.

$332 Roundtrip, found 5 days ago

$332

Roundtrip

found 5 days ago

Select Delta flight, departing Thu, Jan 7 from Sioux Falls Regional to Harry Reid Intl., returning Tue, Jan 12, priced at $332 found 5 days ago

Tue, Jan 26 - Mon, Feb 1

FSD

Sioux Falls Regional

LAX

Los Angeles Intl.

$337 Roundtrip, found 1 day ago

$337

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jan 26 from Sioux Falls Regional to Los Angeles Intl., returning Mon, Feb 1, priced at $337 found 1 day ago

Thu, Jan 7 - Thu, Jan 21

FSD

Sioux Falls Regional

MCO

Orlando Intl.

$339 Roundtrip, found 5 days ago

$339

Roundtrip

found 5 days ago

Select American Airlines flight, departing Thu, Jan 7 from Sioux Falls Regional to Orlando Intl., returning Thu, Jan 21, priced at $339 found 5 days ago

Tue, Jan 5 - Wed, Jan 20

FSD

Sioux Falls Regional

MCO

Orlando Intl.

$343 Roundtrip, found 5 days ago

$343

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Jan 5 from Sioux Falls Regional to Orlando Intl., returning Wed, Jan 20, priced at $343 found 5 days ago

Fri, Sep 18 - Sun, Sep 20

FSD

Sioux Falls Regional

DFW

Dallas-Fort Worth Intl.

$345 Roundtrip, found 13 hours ago

$345

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Fri, Sep 18 from Sioux Falls Regional to Dallas-Fort Worth Intl., returning Sun, Sep 20, priced at $345 found 13 hours ago

Tue, Jan 5 - Thu, Jan 21

FSD

Sioux Falls Regional

MCO

Orlando Intl.

$351 Roundtrip, found 5 days ago

$351

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Jan 5 from Sioux Falls Regional to Orlando Intl., returning Thu, Jan 21, priced at $351 found 5 days ago

Mon, Sep 14 - Sun, Sep 20

FSD

Sioux Falls Regional

DFW

Dallas-Fort Worth Intl.

$355 Roundtrip, found 13 hours ago

$355

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Mon, Sep 14 from Sioux Falls Regional to Dallas-Fort Worth Intl., returning Sun, Sep 20, priced at $355 found 13 hours ago

Sat, Jan 9 - Thu, Jan 14

FSD

Sioux Falls Regional

LAS

Harry Reid Intl.

$357 Roundtrip, found 5 days ago

$357

Roundtrip

found 5 days ago

Select Delta flight, departing Sat, Jan 9 from Sioux Falls Regional to Harry Reid Intl., returning Thu, Jan 14, priced at $357 found 5 days ago

Thu, Jan 28 - Mon, Feb 1

FSD

Sioux Falls Regional

LAX

Los Angeles Intl.

$359 Roundtrip, found 1 day ago

$359

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jan 28 from Sioux Falls Regional to Los Angeles Intl., returning Mon, Feb 1, priced at $359 found 1 day ago

Thu, Jan 7 - Thu, Jan 21

FSD

Sioux Falls Regional

MCO

Orlando Intl.

$369 Roundtrip, found 5 days ago

$369

Roundtrip

found 5 days ago

Select American Airlines flight, departing Thu, Jan 7 from Sioux Falls Regional to Orlando Intl., returning Thu, Jan 21, priced at $369 found 5 days ago

Thu, Jan 7 - Thu, Jan 14

FSD

Sioux Falls Regional

LAS

Harry Reid Intl.

$374 Roundtrip, found 5 days ago

$374

Roundtrip

found 5 days ago

Select Delta flight, departing Thu, Jan 7 from Sioux Falls Regional to Harry Reid Intl., returning Thu, Jan 14, priced at $374 found 5 days ago

Thu, Jan 7 - Wed, Jan 20

FSD

Sioux Falls Regional

MCO

Orlando Intl.

$381 Roundtrip, found 5 days ago

$381

Roundtrip

found 5 days ago

Select Delta flight, departing Thu, Jan 7 from Sioux Falls Regional to Orlando Intl., returning Wed, Jan 20, priced at $381 found 5 days ago

Thu, Jan 7 - Thu, Jan 21

FSD

Sioux Falls Regional

MCO

Orlando Intl.

$381 Roundtrip, found 5 days ago

$381

Roundtrip

found 5 days ago

Select United flight, departing Thu, Jan 7 from Sioux Falls Regional to Orlando Intl., returning Thu, Jan 21, priced at $381 found 5 days ago

Thu, Jan 7 - Thu, Jan 21

FSD

Sioux Falls Regional

MCO

Orlando Intl.

$384 Roundtrip, found 5 days ago

$384

Roundtrip

found 5 days ago

Select United flight, departing Thu, Jan 7 from Sioux Falls Regional to Orlando Intl., returning Thu, Jan 21, priced at $384 found 5 days ago