Sioux Falls (FSD) to Boston (BOS) flight deal from $251 USD in economy class

AAAmerican Airlines

Round Trip•Economy

FSD

Sioux Falls Regional Airport (Joe Foss Field)

Sioux Falls, United States

BOS

Logan International Airport

Boston, United States

$408 USD

-38%$251 USD

Verified Nov 28, 2025 at 2:47 PM

February 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

26 27 28 29 30 31 1$260 2$269 3$251 4$251 5$285 6$260 7$251 8$285 9$303 10$251 11$251 12$260 13$260 14$251 15$260 16$380 17$251 18$251 19$325 20$325 21$445 22$375 23$315 24$251 25$251 26$260 27$285 28$334 1$339

Limited Availability

18% of dates checked are available within 10% of the lowest price

Tuesday, February 24th, 2026

10 round-trip options

Returning

Sun, Mar 1, 2026•5 Day Trip

$323 USD

Google Flights

Returning

Mon, Mar 2, 2026•6 Day Trip

$285 USD

Google Flights

Returning

Tue, Mar 3, 2026•7 Day Trip

$251 USD

Google Flights

Returning

Wed, Mar 4, 2026•8 Day Trip

$251 USD

Google Flights

Returning

Thu, Mar 5, 2026•9 Day Trip

$295 USD

Google Flights

Returning

Fri, Mar 6, 2026•10 Day Trip

$385 USD

Google Flights

Returning

Sat, Mar 7, 2026•11 Day Trip

$295 USD

Google Flights

Returning

Sun, Mar 8, 2026•12 Day Trip

$415 USD

Google Flights

Returning

Mon, Mar 9, 2026•13 Day Trip

$295 USD

Google Flights

Returning

Tue, Mar 10, 2026•14 Day Trip

$260 USD

Google Flights