Cheap flights from Boston to San Antonio (BOS - SAT)

BOS — SAT
May 22 — May 291

The best prices from Boston Logan Intl to San Antonio are usually found in August or May, booked 30 days in advance, depart on a Tuesday or Saturday and return on a Friday

How to find the cheapest flight from Boston to San Antonio

All the information you need to plan the best BOS to SAT flight in 2022: compare Boston to San Antonio flight prices with the expected peak season, weather and rainfall in San Antonio.

BOS - SAT

Price

$213 - $370

SAT

Temperature

51.8 - 84.2 °F

SAT

Rainfall

1.6 - 3.7 inches

Popular inDecemberHigh demand for flights, 24% potential price rise
Cheapest inAugustBest time to find cheap flights, 24% potential price drop
Round-trip from$213From Boston Logan Intl to San Antonio
One-way from$138One-way flight from Boston Logan Intl to San Antonio

What is the cheapest day to fly round-trip from Boston to San Antonio?

Monday is generally a great day to depart. Flying on this day could help you save up to 27%.

How far in advance should I book a flight from Boston to San Antonio?

Users have found that booking a flight from Boston to San Antonio at least 28 days early can save you up to 51% on average compared to booking a flight this week. If booking 28 days before your flight isn’t an option for you, users have found flights from Boston to San Antonio for as little as $341 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $444 for flights departing within the next 3 days.

What is the cheapest month to fly from Boston to San Antonio?

Flights from Boston to San Antonio lean towards being more expensive in December. Prices are generally better when you fly from Boston to San Antonio in August, with the cheapest ticket starting at $104.

When is the cheapest time to fly from Boston to San Antonio (BOS - SAT)?

When flying from Boston to San Antonio, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 90% versus a flight at noon.

Cheap flights from Boston to San Antonio in May, June 2022

The best prices found for BOS to SAT flights for May, June
Jun 13 - Jun 21
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

13h 10m
SAT

San Antonio

BOS

Boston Logan Intl

Nonstop

4h 12m
$246

Multiple Airlines

View Deal

Deal found 5/14/22

Jun 8 - Jun 10
BOS

Boston Logan Intl

SAT

San Antonio

Nonstop

4h 37m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

9h 31m
$254

Multiple Airlines

View Deal

Deal found 5/16/22

Jun 15 - Jun 24
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

16h 01m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

9h 31m
$255

Frontier

View Deal

Deal found 5/16/22

Boston to San Antonio 2022 flight deals

Cheap flights to San Antonio from Boston found for this year
Sep 13 - Sep 20
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

6h 10m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

7h 35m
$216

American Airlines

View Deal

Deal found 5/14/22

Sep 3 - Sep 12
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

6h 24m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

7h 39m
$218

Delta

View Deal

Deal found 5/14/22

Aug 31 - Sep 10
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

5h 55m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

5h 35m
$219

American Airlines

View Deal

Deal found 5/14/22

Cheap Frontier flights from Boston to San Antonio

Jun 15 - Jun 24
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

16h 01m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

9h 31m
$255

Frontier

View Deal

Deal found 5/16/22

Jun 13 - Jun 17
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

13h 10m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

9h 31m
$258

Frontier

View Deal

Deal found 5/14/22

Jun 13 - Jun 24
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

13h 10m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

9h 31m
$260

Frontier

View Deal

Deal found 5/16/22

Cheap American Airlines flights from Boston to San Antonio

Sep 13 - Sep 20
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

6h 10m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

7h 35m
$216

American Airlines

View Deal

Deal found 5/14/22

Aug 31 - Sep 10
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

5h 55m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

5h 35m
$219

American Airlines

View Deal

Deal found 5/14/22

Sep 10 - Sep 17
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

5h 45m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

5h 31m
$223

American Airlines

View Deal

Deal found 5/14/22

Non-stop flights to San Antonio from Boston

Save time with Boston to San Antonio direct flight deals
Sep 3 - Sep 10
BOS

Boston Logan Intl

SAT

San Antonio

Nonstop

4h 17m
SAT

San Antonio

BOS

Boston Logan Intl

Nonstop

4h 03m
$288

JetBlue

View Deal

Deal found 5/16/22

Aug 20 - Aug 23
BOS

Boston Logan Intl

SAT

San Antonio

Nonstop

4h 17m
SAT

San Antonio

BOS

Boston Logan Intl

Nonstop

4h 12m
$308

JetBlue

View Deal

Deal found 5/17/22

Jun 15 - Jun 20
BOS

Boston Logan Intl

SAT

San Antonio

Nonstop

4h 17m
SAT

San Antonio

BOS

Boston Logan Intl

Nonstop

4h 12m
$328

JetBlue

View Deal

Deal found 5/16/22

Last minute flights from Boston to San Antonio

Late deals on return flights to San Antonio from Boston, departing today and this week
May 26 - Jun 4
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

7h 57m
SAT

San Antonio

BOS

Boston Logan Intl

Nonstop

3h 52m
$411

JetBlue

View Deal

Deal found 5/17/22

May 24 - Jun 1
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

6h 33m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

8h 04m
$417

United Airlines

View Deal

Deal found 5/17/22

May 23 - May 25
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

8h 38m
SAT

San Antonio

BOS

Boston Logan Intl

1 stop

9h 10m
$419

American Airlines

View Deal

Deal found 5/16/22

One-way flights to San Antonio from Boston

The cheapest one-way flights from Boston to San Antonio
Jun 13
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

13h 10m
$103

Frontier

View Deal

Deal found 5/15/22

Aug 24
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

8h 18m
$109

American Airlines

View Deal

Deal found 5/14/22

Jun 10
BOS

Boston Logan Intl

SAT

San Antonio

1 stop

13h 10m
$110

Frontier

View Deal

Deal found 5/15/22

Related info for your journey

Useful info, stats and facts about Boston to San Antonio flights.

What airports do I use to fly from Boston to San Antonio?

If you wish to fly to San Antonio from Boston, then you need to book flights from Boston Logan Intl to San Antonio. There is 1 flight from Logan Intl (BOS) to San Antonio (SAT) per day to choose from. Flights to San Antonio from Logan Intl are available from 9 different airlines, which means you should have some options if you want to compare airfare deals. 4h 17m is how long a nonstop flight from Boston to San Antonio typically takes.

Which airlines flying from Boston Logan Intl to San Antonio have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like JetBlue, American Airlines, and United Airlines flying from Boston Logan Intl to San Antonio have implemented new flexible cancellation policies.

Can I find flights from Boston to San Antonio for under $300 on Cheapflights?

Yes, there are multiple flights from Boston to San Antonio for under $300. The cheapest flight booked recently is on American Airlines for just $216, but on average you can expect to pay $238.

Are there nonstop flights from Boston to San Antonio for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Boston to San Antonio under $300. A good price for a nonstop flight from Boston to San Antonio is less than $421.

Are there last-minute flights available from Boston to San Antonio for under $500?

There are currently 20+ open flights from Boston to San Antonio within the next 7 days for less than $500.

How popular is this Boston to San Antonio flight route?

The Boston Logan Intl to San Antonio flight path was viewed by 30 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines flying from Boston to San Antonio round-trip?

Flying on American Airlines is currently your cheapest option to San Antonio, with prices starting at $216. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $218 and $243, respectively. These flights start at 22% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Boston to San Antonio one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $103. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Boston to San Antonio for a low price.

What are the most popular airlines that fly from Boston to San Antonio?

Consider American Airlines, Alaska Airlines or JetBlue when booking your flight. These represent the most popular airlines when flying from Boston to San Antonio.

What are the cheapest flights from Boston to San Antonio?

Looking for the cheapest flight from Boston to San Antonio? While on average our users pay $686, our data indicates the cheapest price to be $93. The most popular route (Boston Logan Intl - San Antonio), is priced around $216.

Alternative routes for Boston to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Boston to San Antonio

The chart below displays the airlines Cheapflights users traveling from Boston to San Antonio choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$16Average$22FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
FrontierCheapest$84Average$183FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
United AirlinesCheapest$85Average$256FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
JetBlueCheapest$109Average$297FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search JetBlue flights
American AirlinesCheapest$112Average$334FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights

Hourly flight availability from Boston to San Antonio

See what time of day planes typically take off from Boston to San Antonio
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Boston to San Antonio

See how many times per day planes take to the skies headed from Boston to San Antonio
Sunday1daily flight
Monday1daily flight
Tuesday1daily flight
Wednesday1daily flight
Thursday1daily flight
Friday1daily flight
Saturday1daily flight