Cheap flights from Boston to San Antonio from $103

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Cheap Boston - San Antonio flight offers

Find cheap flight tickets and last-minute flight deals from Boston to San Antonio

Southwest Airlines
Fri, 06/12 (BOS) Boston -> (SAT) San Antonio
Direct
Southwest Airlines
Sun, 06/14 (SAT) San Antonio -> (BOS) Boston
Direct

Price found 13 days ago
from $103
DELTA
Thu, 11/12 (BOS) Boston -> (SAT) San Antonio
Direct
DELTA
Fri, 11/13 (SAT) San Antonio -> (BOS) Boston
Direct

Price found 6 days ago
from $135
DELTA
Thu, 06/18 (BOS) Boston -> (SAT) San Antonio
Direct
DELTA
Sun, 06/21 (SAT) San Antonio -> (BOS) Boston
Direct

Price found 11 days ago
from $136
Southwest Airlines
Fri, 06/12 (BOS) Boston -> (SAT) San Antonio
Direct
Southwest Airlines
Sun, 06/14 (SAT) San Antonio -> (BOS) Boston
Direct

Price found 13 days ago
from $103
DELTA
Thu, 11/12 (BOS) Boston -> (SAT) San Antonio
Direct
DELTA
Fri, 11/13 (SAT) San Antonio -> (BOS) Boston
Direct

Price found 6 days ago
from $135
DELTA
Thu, 06/18 (BOS) Boston -> (SAT) San Antonio
Direct
DELTA
Sun, 06/21 (SAT) San Antonio -> (BOS) Boston
Direct

Price found 11 days ago
from $136

Info about flights from Boston to San Antonio

Some useful info about flights from Boston to San Antonio to help you plan your next trip

Best price last 15 days $103
Average flight duration 4h 40m
Cheapest month March
Average number of flights per week 4
First flight time 05:00
Last flight time 21:39

When is it best to fly from Boston to San Antonio

Find out what is the best time of year to fly from Boston to San Antonio

Jun $119
Jul $104
Aug $137
Sep $148
Oct $121
Nov $135
Dec $132
Jan $141
Feb $121
Mar $95
Apr $155
May $140
Most expensive month April
Average price $155
Cheapest month March
Average price $95
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

Top airlines on the route Boston - San Antonio

Airlines providing flights to San Antonio from Boston

How much is a ticket from Boston to San Antonio?

Flight prices from Boston to San Antonio change depending on demand and time of booking.

$103 is the best price recorded in the last 15 days.

Flying at off-peak hours — such as early morning or late evening — can help you save. Also, the best deals tend to appear in the weeks leading up to departure.

Flights between Boston and San Antonio: which airports can you choose?

The distance between Boston and San Antonio is about 1762 mi. Checking alternative airports can help lower the total cost of your trip.

  • Airports in Boston: The only active airport in Boston is Boston - Logan.
  • Airports in San Antonio: Currently, the only available airport in San Antonio is San Antonio.

Choosing airports with fast connections to the city center can cut down total travel time. You can compare all flights from Boston airports to find the best option.

Flights from Boston - Logan to San Antonio

Flight filters for the route Boston – San Antonio

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to United States are often searched alongside: Las Vegas, Los Angeles, Miami, New York City, Orlando.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.

Frequently Asked Questions

Frequently asked questions about flights from Boston to San Antonio.

How much does an airline ticket from Boston to San Antonio cost?

The lowest price recorded in the last 15 days for a flight from Boston to San Antonio is $103.

How far is Boston from San Antonio?

Boston is about 1762 mi from San Antonio.

What are the airports in San Antonio?

San Antonio has one airport: San Antonio.

What are the airports in Boston?

Boston has one airport: Boston - Logan.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Las Vegas, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Boston to San Antonio?

The best time to book a flight from Boston to San Antonio is 1 month in advance, while the worst time is 19 weeks in advance.

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

The cheapest month to fly from Boston to San Antonio is March.

What is the most expensive month to fly from Boston to San Antonio?

The most expensive month to fly from Boston to San Antonio is April.

What is the best day of the week to fly from Boston to San Antonio?

For flights from Boston to San Antonio Monday is on average the cheapest day to fly, while Monday is the most expensive day to fly.