Denver (DEN) to Boston (BOS) flight deal from $167 USD in economy class

WNSouthwest Airlines

Round Trip•Economy

DEN

Denver International Airport

Denver, United States

BOS

Logan International Airport

Boston, United States

$347 USD

-52%$167 USD

Verified Nov 10, 2025 at 11:41 AM

December 2025

Today

Mon

Tue

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Sun

1$392 2$177 3$167 4$177 5$167 6$177 7$167 8$167 9$167 10$167 11$187 12$242 13$282 14$272 15$272 16$272 17$287 18$177 19$199 20$262 21$199 22$199 23$199 24$252 25$167 26$257 27$322 28$297 29$194 30$194 31$247 1 2 3 4

Extremely Rare Availability

3% of dates checked are available within 10% of the lowest price

Monday, December 22nd, 2025

10 round-trip options

Returning

Sat, Dec 27, 2025•5 Day Trip

$569 USD

Google Flights

Returning

Sun, Dec 28, 2025•6 Day Trip

$477 USD

Google Flights

Returning

Mon, Dec 29, 2025•7 Day Trip

$424 USD

Google Flights

Returning

Tue, Dec 30, 2025•8 Day Trip

$345 USD

Google Flights

Returning

Wed, Dec 31, 2025•9 Day Trip

$309 USD

Google Flights

Returning

Thu, Jan 1, 2026•10 Day Trip

$199 USD

Google Flights

Returning

Fri, Jan 2, 2026•11 Day Trip

$231 USD

Google Flights

Returning

Sat, Jan 3, 2026•12 Day Trip

$221 USD

Google Flights

Returning

Sun, Jan 4, 2026•13 Day Trip

$231 USD

Google Flights

Returning

Mon, Jan 5, 2026•14 Day Trip

$231 USD

Google Flights