$226 Cheap United flights Sioux Falls (FSD) to Boston (BOS)

$226 Cheap United flights Sioux Falls (FSD) to Boston (BOS)

Prices were available within the past 7 days and start at $226 for one-way flights and $340 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 11 - Sat, Sep 13

FSD

Sioux Falls

BOS

Boston

$340 Roundtrip, found 22 hours ago

$340

Roundtrip

found 22 hours ago

Select United flight, departing Thu, Sep 11 from Sioux Falls to Boston, returning Sat, Sep 13, priced at $340 found 22 hours ago

Thu, Sep 11 - Wed, Sep 17

FSD

Sioux Falls

BOS

Boston

$374 Roundtrip, found 22 hours ago

$374

Roundtrip

found 22 hours ago

Select United flight, departing Thu, Sep 11 from Sioux Falls to Boston, returning Wed, Sep 17, priced at $374 found 22 hours ago

Thu, Sep 11 - Fri, Sep 12

FSD

Sioux Falls

BOS

Boston

$382 Roundtrip, found 22 hours ago

$382

Roundtrip

found 22 hours ago

Select United flight, departing Thu, Sep 11 from Sioux Falls to Boston, returning Fri, Sep 12, priced at $382 found 22 hours ago

Thu, Sep 11 - Sun, Sep 14

FSD

Sioux Falls

BOS

Boston

$402 Roundtrip, found 22 hours ago

$402

Roundtrip

found 22 hours ago

Select United flight, departing Thu, Sep 11 from Sioux Falls to Boston, returning Sun, Sep 14, priced at $402 found 22 hours ago

Sun, Sep 21 - Sat, Sep 27

FSD

Sioux Falls

BOS

Boston

$423 Roundtrip, found 3 days ago

$423

Roundtrip

found 3 days ago

Select United flight, departing Sun, Sep 21 from Sioux Falls to Boston, returning Sat, Sep 27, priced at $423 found 3 days ago

Mon, Sep 22 - Fri, Sep 26

FSD

Sioux Falls

BOS

Boston

$427 Roundtrip, found 3 days ago

$427

Roundtrip

found 3 days ago

Select United flight, departing Mon, Sep 22 from Sioux Falls to Boston, returning Fri, Sep 26, priced at $427 found 3 days ago