ORD to BOS from $149 in economy

UAUnited Airlines

Round Trip•Economy

ORD

O'Hare International Airport

Chicago, United States

BOS

Logan International Airport

Boston, United States

$227 USD

-34%$149 USD

Verified about 4 hours ago

July 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29 30 1 2$259 3$268 4$223 5$234 6$234 7$234 8$234 9$213 10$221 11$213 12$213 13$213 14$213 15$170 16$179 17$179 18$170 19$203 20$179 21$170 22$149 23$157 24$157 25$149 26$186 27$157 28$149 29$149 30$157 31$157 1$149 2$203

Rare Availability

9% of dates checked are available within 10% of the lowest price

Tuesday, July 21st, 2026

7 round-trip options

Returning

Sun, Jul 26, 2026•5 Day Trip

$178 USD

Google Flights

Returning

Mon, Jul 27, 2026•6 Day Trip

$178 USD

Google Flights

Returning

Tue, Jul 28, 2026•7 Day Trip

$170 USD

Google Flights

Returning

Thu, Jul 30, 2026•9 Day Trip

$207 USD

Google Flights

Returning

Fri, Jul 31, 2026•10 Day Trip

$224 USD

Google Flights

Returning

Sat, Aug 1, 2026•11 Day Trip

$210 USD

Google Flights

Returning

Mon, Aug 3, 2026•13 Day Trip

$183 USD

Google Flights

Chicago (ORD) to Boston (BOS) flight deal in economy from $149

O'Hare International Airport

Logan International Airport

July 2026

Tuesday, July 21st, 2026