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United flights from San Antonio to Boston starting at

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Low fare calendar for flights from San Antonio (SAT) to Boston (BOS)

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$198 Price subject to changes
Viewed:8 hours ago
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$158 Price subject to changes
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$198 Price subject to changes
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$198 Price subject to changes
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$198 Price subject to changes
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$158 Price subject to changes
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$158 Price subject to changes
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$158 Price subject to changes
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$158 Price subject to changes
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$198 Price subject to changes
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$198 Price subject to changes
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$198 Price subject to changes
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$158 Price subject to changes
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$158 Price subject to changes
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$158 Price subject to changes
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$158 Price subject to changes
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$198 Price subject to changes
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$198 Price subject to changes
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Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

More United deals on San Antonio (SAT) to Boston (BOS) flights

FromToDatesFare TypePrice

San Antonio (SAT)

Boston (BOS)

Depart: 10/28/20

Return: 11/04/20

Roundtrip
from
$158*
Viewed:18hoursago

San Antonio (SAT)

Boston (BOS)

Depart: 10/29/20

Return: 11/05/20

Roundtrip
from
$158*
Viewed:18hoursago

San Antonio (SAT)

Boston (BOS)

Depart: 11/05/20

Return: 11/12/20

Roundtrip
from
$158*
Viewed:18hoursago

San Antonio (SAT)

Boston (BOS)

Depart: 10/15/20

Return: 10/29/20

Roundtrip
from
$158*
Viewed:18hoursago

San Antonio (SAT)

Boston (BOS)

Depart: 10/21/20

Return: 11/04/20

Roundtrip
from
$158*
Viewed:18hoursago

San Antonio (SAT)

Boston (BOS)

Depart: 10/28/20

Return: 11/11/20

Roundtrip
from
$158*
Viewed:18hoursago

San Antonio (SAT)

Boston (BOS)

Depart: 11/05/20

Return: 11/19/20

Roundtrip
from
$158*
Viewed:18hoursago

San Antonio (SAT)

Boston (BOS)

Depart: 10/12/20

Return: 10/26/20

Roundtrip
from
$158*
Viewed:18hoursago

San Antonio (SAT)

Boston (BOS)

Depart: 10/13/20

Return: 10/27/20

Roundtrip
from
$158*
Viewed:18hoursago

San Antonio (SAT)

Boston (BOS)

Depart: 10/13/20

Return: 10/20/20

Roundtrip
from
$158*
Viewed:18hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Boston

Saturday overcast clouds
68°F 08/15/20
Sunday light rain
73°F 08/16/20
Monday sky is clear
73°F 08/17/20
Tuesday light rain
75°F 08/18/20
Wednesday few clouds
80°F 08/19/20
Thursday broken clouds
80°F 08/20/20
Friday sky is clear
83°F 08/21/20
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