Boston (BOS) to Sioux Falls (FSD) cheap flight deal from $230 USD in economy class

AAAmerican Airlines

Round Trip•Economy

BOS

Logan International Airport

Boston, United States

FSD

Sioux Falls Regional Airport (Joe Foss Field)

Sioux Falls, United States

$407 USD

-43%$230 USD

Verified Sep 21, 2025 at 9:07 AM

September 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21$916 22$409 23$409 24$379 25$409 26$432 27$379 28$594 29$446 30$340 1$340 2$340 3$404 4$404 5$528

Limited Availability

10% of dates checked are available within 10% of the lowest price

Monday, September 22nd, 2025

6 round-trip options

Returning

Sat, Sep 27, 2025•5 Day Trip

$439 USD

Google Flights

Returning

Sun, Sep 28, 2025•6 Day Trip

$434 USD

Google Flights

Returning

Mon, Sep 29, 2025•7 Day Trip

$409 USD

Google Flights

Returning

Tue, Sep 30, 2025•8 Day Trip

$409 USD

Google Flights

Returning

Wed, Oct 1, 2025•9 Day Trip

$409 USD

Google Flights

Returning

Thu, Oct 2, 2025•10 Day Trip

$440 USD

Google Flights