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Cheap flights San Antonio — Boston

San Antonio (SAT, US) Boston (BOS, US)
from $329 2 840 km ~3h 50m 2 flights found 1 airlines cheapest on Saturday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $329 on 28.11.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 3 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
28 Nov 2026, Sat
Southwest Airlines WN 646
14:10
SAT San Antonio International Airport
18:50
BOS Logan International Airport
4h 40m 1 stop
City.Travel
$329
View this ticket
30 Nov 2026, Mon
Southwest Airlines WN 2724
03:05
SAT San Antonio International Airport
07:45
BOS Logan International Airport
4h 40m 1 stop
City.Travel
$371
View this ticket
Route characteristics
Distance
2 840 km
Flight time
3h 50m
Time difference
+1h
Minimum price
from $329 (28.11.2026)
Average price
$357
Maximum price
$371
Cheapest day
Saturday
Departure airports (1)
SAT San Antonio International Airport
Arrival airports (1)
BOS Logan International Airport
Airlines (1)
WN Southwest Airlines
Agencies (1)
City.Travel
Prices by day of week
Monday
$371
avg $371
Saturday
$329
avg $329
Cheapest
Airlines — cheapest prices 1
Southwest Airlines
Southwest Airlines
Low-cost 2 flights · 2 days
$329
Where to buy tickets 1
City.Travel
2 tickets · 2 days
from $329
Airports

From — San Antonio (1)

  • SAT San Antonio International Airport

To — Boston (1)

  • BOS Logan International Airport
Other destinations from San Antonio
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Corpus Christi
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Cancun
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Cincinnati
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Denver
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Dallas
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El Paso
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Frequently asked questions about the route San Antonio — Boston
How long is the flight from San Antonio to Boston?
Approximate flight time — 3h 50m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from San Antonio to Boston?
The straight-line distance — 2 840 km.
How much do flights from San Antonio to Boston cost?
The minimum price over 3 months — from $329 on 28.11.2026.
What is the average ticket price?
The average price — $357. Range: $329 — $371.
What is the time difference between San Antonio and Boston?
The difference — +1h.
From which airports does San Antonio operate flights?
From San Antonio: SAT (San Antonio International Airport).
To which airports in Boston do flights arrive?
To Boston: BOS (Logan International Airport).
Which airlines fly this route?
This route is served by 1 airline: Southwest Airlines.
Which day of the week is cheapest?
The cheapest day of the week — Saturday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route San Antonio — Boston

Flights San Antonio — Boston is a popular route. The straight-line distance is 2 840 km. Flight time 3h 50m. Time difference +1h.

From San Antonio (SAT) flights depart from 1 airport: SAT. To Boston (BOS) — 1 arrival airport: BOS.

1 airline operate on this route: Southwest Airlines.

The minimum price for the next 3 months — from $329 (28.11.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $357, ranging from $329 to $371. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Saturday.

Other destinations in United States from San Antonio
Orlando
US
Providence
US
Palm Springs
US
Pensacola
US
Phoenix
US
Philadelphia
US
New York
US
Minneapolis
US

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