Cheap flights from San Antonio to Boston

Choose between American Airlines, Delta Air Lines, or JetBlue Airways to find the best price

Why travel with Kiwi.com?
Best price

100+ million searches a day to find you the best available price.

Unique content

Explore unique options you won’t find anywhere else.

Travel hacks

Discover flight options and prices the airlines don’t want you to see.

Travelers usually depart from San Antonio International, San Antonio, San Antonio Train Station, San Antonio-Patton Tareyton Tempo, or San Antonio-Probandt & King Roger when they travel from San Antonio to Boston. Book your trip to arrive at Logan International, Boston, MA - Back Bay Station, Boston South Station, Boston, MA - LAZ parking lot, or Boston, MA - North Station. The most popular airlines for this route are American Airlines, Delta Air Lines, JetBlue Airways, and Spirit Airlines. San Antonio and Boston have 359 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Number of flights52496570-7152

Check-in for a flight from San Antonio to Boston

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
American AirlinesAALAAYesNo
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight
JetBlue AirwaysJBUB6YesOpens 24 days before flight
Closes 2 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight

Frequently asked questions

What are the most popular routes to and from San Antonio?
Travelers frequently search for route combinations, such as San Antonio and London, San Juan, Denver, Phoenix, Orlando, Guadalajara, New Orleans, Mexico City, León, Raleigh, Las Vegas, San Francisco, Manchester, Washington, D.C., Chicago, Riga, Los Angeles, Victoria, Rhodes, Portland.
What are the most popular routes to and from Boston?
Travelers frequently search for route combinations, such as Boston and London, Manchester, Dublin, Athens, Toronto, Edinburgh, Vilnius, Glasgow, Birmingham, Riga, Washington, D.C., Taipei, Paris, Tallinn, Las Vegas, San Juan, Raleigh, Malta, Orlando, Shannon, County Clare.
What airports are near San Antonio?
The main airport in San Antonio is San Antonio International. It is also served by Austin–Bergstrom International, San Antonio International, Nuevo Laredo International, Corpus Christi International, Laredo International, Killeen–Fort Hood Regional, Piedras Negras International, Victoria Regional, Easterwood, Del Rio International.
What airports are near Boston?
The main airport in Boston is Logan International. It is also served by Logan International, Bradley International, T. F. Green, Albany International, Portland International Jetport, Lebanon Municipal, Portsmouth International Airport at Pease, Augusta State, Barnstable Municipal, Rutland–Southern Vermont Regional.
What buses and trains depart from San Antonio?
A number of bus and train companies depart from San Antonio, including Greyhound.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between San Antonio and Boston?
Yes, it's possible to combine different modes of transport between San Antonio and Boston thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between San Antonio and Boston can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.
Which airlines fly between San Antonio and Boston?
Currently, you can fly between San Antonio and Boston with American Airlines, Delta Air Lines, JetBlue Airways, Spirit Airlines.
When's the best time to travel between San Antonio and Boston?
If you don’t have specific dates for your trip between San Antonio and Boston, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between San Antonio and Boston?
How many airports are there near San Antonio?
How many airports are there near Boston?
Is it possible to reach San Antonio by bus or train?
What time do nonstop (direct) flights between San Antonio and Boston depart?
What time do nonstop (direct) flights between San Antonio and Boston arrive?
What time do flights between San Antonio and Boston depart?
What time do flights between San Antonio and Boston arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

Explore alternative trips

Flights from San Antonio

Flights to Boston

Popular routes

Find the best connection from San Antonio to Boston

Search, compare, and book flights, trains, or buses to get there.

Search flights, trains & buses