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

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The best prices from Boston Logan Intl to San Antonio are usually found in January or February, booked 60 days in advance, depart on a Tuesday or Saturday and return on a Tuesday

How to find the cheapest flight from
Boston (BOS) to San Antonio (SAT)

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
$207 - $507
SAT
Temperature
51.8 - 84.2 °F
SAT
Rainfall
1.6 - 3.7 inches

Popular in

July

High demand for flights, 36% potential price rise

Cheapest in

January

Best time to find cheap flights, 36% potential price drop

Round-trip from

$207

From Boston Logan Intl to San Antonio

One-way from

$86

One-way flight from Boston Logan Intl to San Antonio

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from Boston to San Antonio?

Flights from Boston to San Antonio lean towards being more expensive in July. Prices are generally better when you fly from Boston to San Antonio in January, with the cheapest ticket starting at $119.

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 61 days early can save you up to 7% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Boston to San Antonio for as little as $315 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 $345 for flights departing within the next 3 days.

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%.

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 93% versus a flight in the morning.

Cheap flights from Boston to San Antonio in August, September 2022

The best prices found for BOS to SAT flights for August, September
7 Sep - 9 Sep
$159pp
BOS
Boston Logan Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
BOS
Boston Logan Intl
7 Sep - 10 Sep
$160pp
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
BOS
Boston Logan Intl
9 Sep - 16 Sep
$164pp
BOS
Boston Logan Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
BOS
Boston Logan Intl

Boston Logan Intl to San Antonio 2022 flight deals

Cheap flights to San Antonio from Boston found for this year
7 Sep - 9 Sep
$159pp
BOS
Boston Logan Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
BOS
Boston Logan Intl
7 Sep - 10 Sep
$160pp
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
BOS
Boston Logan Intl
9 Sep - 16 Sep
$164pp
BOS
Boston Logan Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
BOS
Boston Logan Intl

Cheap Frontier flights from Boston to San Antonio

7 Sep - 9 Sep
$159pp
BOS
Boston Logan Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
BOS
Boston Logan Intl
9 Sep - 16 Sep
$164pp
BOS
Boston Logan Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
BOS
Boston Logan Intl
12 Sep - 23 Sep
$165pp
BOS
Boston Logan Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
BOS
Boston Logan Intl

One of the most popular airlines traveling from Boston to San Antonio is Frontier. Flights from Frontier traveling this route typically cost $316.80 RT. This price is typically 50% cheaper than other airlines that offer Boston to San Antonio flights. When booking this route, the cheapest RT price found was $123. Boston Logan Intl Airport is the most common Boston airport to take off from when flying to San Antonio. San Antonio Airport is the most popular arrival airport in San Antonio. When flying from Boston to San Antonio, Frontier flights are 21% more popular than any other airline flying that same route.

Cheap JetBlue flights from Boston to San Antonio

10 Sep - 14 Sep
$198pp
BOS
Boston Logan Intl
JetBlue
Non-Stop
SAT
San Antonio
SAT
San Antonio
JetBlue
Non-Stop
BOS
Boston Logan Intl
10 Sep - 14 Sep
$207pp
BOS
Boston Logan Intl
JetBlue
Non-Stop
SAT
San Antonio
SAT
San Antonio
JetBlue
 
1 STOP
BOS
Boston Logan Intl
18 Aug - 23 Aug
$243pp
BOS
Boston Logan Intl
JetBlue
Non-Stop
SAT
San Antonio
SAT
San Antonio
JetBlue
Non-Stop
BOS
Boston Logan Intl

JetBlue is one of the most popular airlines used for those traveling from Boston to San Antonio. Flights from JetBlue traveling this route typically cost $448.60 RT. This price is typically 44% more expensive than other airlines that offer Boston to San Antonio flights. When booking this route, the cheapest RT price found was $242. The most popular departure airport in Boston when flying to San Antonio is Boston Logan Intl Airport. The most popular airport to fly into when visiting San Antonio is San Antonio Airport. When flying from Boston to San Antonio, JetBlue flights are 14% more popular than any other airline flying that same route.

Non-stop flights to San Antonio from Boston

Save time with Boston to San Antonio direct flight deals
10 Sep - 14 Sep
$198pp
BOS
Boston Logan Intl
JetBlue
Non-Stop
SAT
San Antonio
SAT
San Antonio
JetBlue
Non-Stop
BOS
Boston Logan Intl
8 Sep - 9 Sep
$208pp
BOS
Boston Logan Intl
JetBlue
Non-Stop
SAT
San Antonio
SAT
San Antonio
JetBlue
Non-Stop
BOS
Boston Logan Intl
6 Sep - 10 Sep
$223pp
BOS
Boston Logan Intl
JetBlue
Non-Stop
SAT
San Antonio
SAT
San Antonio
JetBlue
Non-Stop
BOS
Boston Logan Intl

Last minute flights from Boston to San Antonio

Late deals on round-trip flights to San Antonio from Boston, departing today and this week
19 Aug - 22 Aug
$168pp
BOS
Boston Logan Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
BOS
Boston Logan Intl
19 Aug - 22 Aug
$185pp
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
JetBlue
Non-Stop
BOS
Boston Logan Intl
17 Aug - 26 Aug
$203pp
BOS
Boston Logan Intl
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
BOS
Boston Logan Intl

One-way flights to San Antonio from Boston

The cheapest one-way flights from Boston to San Antonio
7:02 am - 7:14 pm
Frontier
1 Stop
13h 12m
BOS - SAT
Frontier
$86
StudentUniverse
12:00 pm - 6:44 pm
American Airlines
1 Stop
7h 44m
BOS - SAT
American Airlines
2:25 am - 4:25 am
Multiple Airlines
1 Stop
27h 00m
BOS - SAT
Multiple Airlines
$152
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Boston</span> to <span class="emphasized">San Antonio</span> flights.

Flight FAQs

From Boston to San Antonio

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 8 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 $200 on Cheapflights?

Yes, there are multiple flights from Boston to San Antonio for under $200. The cheapest flight booked recently is on Frontier for just $159, but on average you can expect to pay $174.

Are there nonstop flights from Boston to San Antonio for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Boston to San Antonio under $200. A good price for a nonstop flight from Boston to San Antonio is less than $282.

Are there last-minute flights available from Boston to San Antonio for under $200?

There are currently 20+ open flights from Boston to San Antonio within the next 7 days for less than $200.

How popular is this Boston to San Antonio flight route?

The Boston Logan Intl to San Antonio flight path was viewed by 31 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 Frontier is currently your cheapest option to San Antonio, with prices starting at $159. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $173 and $193, respectively. These flights start at 51% 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 $78. However, be on the lookout for offers from United Airlines and JetBlue, as they are both options that can get you from Boston to San Antonio for a low price.

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 $659, our data indicates the cheapest price to be $99. The most popular route (Boston Logan Intl - San Antonio), is priced around $174.

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.

COVID Restrictions

View COVID Travel Restrictions for San Antonio, TX

Do I need a COVID test to fly to San Antonio from Boston?

Information is based on travel restrictions for travel to San Antonio within the United States

Most visitors from Boston Logan Intl need to provide a negative COVID-19 test result and/or quarantine to enter San Antonio.

COVID-19 testing requirements
Visitors from Boston Logan Intl are not required to present a negative COVID-19 PCR test or antigen result upon entering San Antonio.

Quarantine requirements
Visitors from Boston Logan Intl are not required to quarantine after entering San Antonio.

Do I need a test to fly back to Boston from San Antonio?

Returning to Boston Logan Intl from San Antonio

COVID-19 testing requirements
Visitors from San Antonio are not required to present a negative COVID-19 PCR test or antigen result upon entering Boston Logan Intl.

Quarantine requirements
Visitors from San Antonio are not required to quarantine after entering Boston Logan Intl.

Hide COVID Travel Restrictions for San Antonio, TX

Alternative routes for Boston to San Antonio

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

Top 7 airlines flying from Boston Logan Intl 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.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Juneyao Airlines
$16 $23 No cancel fee 66%

We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.

United Airlines
$85 $241 No cancel fee 69%
American Airlines
$97 $293 No cancel fee 71%
Frontier
$99 $231 No cancel fee 62%
Delta
$107 $329 No cancel fee N/A
JetBlue
$123 $317 No cancel fee 62%
Alaska Airlines
$319 $456 No cancel fee 75%

Hourly flight availability from Boston to San Antonio

See what time of day planes typically take off from Boston towards San Antonio.
Morning 6 AM to noon 100% of BOS to SAT departures
Early morning Midnight to 6 AM 0% of BOS to SAT departures
Afternoon Noon to 6 PM 0% of BOS to SAT departures
Evening 6 PM to midnight 0% of BOS to SAT departures
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.
Sunday
1 daily flight
Monday
1 daily flight
Tuesday
1 daily flight
Wednesday
1 daily flight
Thursday
1 daily flight
Friday
1 daily flight
Saturday
2 daily flights