UIO to BOS from $420 in economy – flightdeals.net

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United Airlines

UAUnited Airlines

Round Trip•Economy

Mariscal Sucre International Airport

Logan International Airport

Boston, United States

$953 USD

-56%$420 USD

Verified about 5 hours ago

February 2027

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1$667 2$528 3$551 4$458 5$570 6$653 7$547 8$464 9$420 10$528 11$671 12$1,036 13$566 14$562 15$697 16$439 17$528 18$835 19$1,678 20$1,352 21$1,387 22$740 23$643 24$671 25$1,708 26$1,912 27$2,025 28$1,373

Extremely Rare Availability

2% of dates checked are available within 10% of the lowest price

Sunday, February 21st, 2027

1 round-trip options

Returning

Sun, Mar 7, 2027•14 Day Trip

$1,387 USD