Cheap flights from San Antonio, TX to Boston, MA
Flights starting at £63. Choose between Spirit Airlines, Frontier Airlines, or JetBlue Airways to find the best price.
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Boston
Search by stops
Search by price
Search by departure date
One-way trips
Updated:
Round trips
Updated:
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
The distance between San Antonio and Boston is 2838 km. The most popular airlines for this route are Spirit Airlines, Frontier Airlines, JetBlue Airways, United Airlines, and Alaska Airlines. San Antonio and Boston have 265 direct flights per week.
Weekly direct flights
Discover the top airlines offering direct flights from San Antonio to Boston in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Mon 08.04 - Sun 14.04
| Airline | Mon 08.04 | Tue 09.04 | Wed 10.04 | Thu 11.04 | Fri 12.04 | Sat 13.04 | Sun 14.04 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Weekly direct flights for Mon 15.04 - Sun 21.04
| Airline | Mon 15.04 | Tue 16.04 | Wed 17.04 | Thu 18.04 | Fri 19.04 | Sat 20.04 | Sun 21.04 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Weekly direct flights for Mon 22.04 - Sun 28.04
| Airline | Mon 22.04 | Tue 23.04 | Wed 24.04 | Thu 25.04 | Fri 26.04 | Sat 27.04 | Sun 28.04 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Weekly direct flights for Mon 29.04 - Sun 05.05
| Airline | Mon 29.04 | Tue 30.04 | Wed 01.05 | Thu 02.05 | Fri 03.05 | Sat 04.05 | Sun 05.05 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Check-in for a flight from San Antonio to Boston
| Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
|---|---|---|---|---|
| Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
| Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
| JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
| United Airlines | UAL | UA | Yes | No |
| Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Boston
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 2°C | -4°C |
| February | 3°C | -3°C |
| March | 7°C | 0°C |
| April | 13°C | 5°C |
| May | 19°C | 10°C |
| June | 23°C | 14°C |
| July | 27°C | 18°C |
| August | 27°C | 18°C |
| September | 23°C | 14°C |
| October | 17°C | 9°C |
| November | 10°C | 3°C |
| December | 5°C | 0°C |
14 day forecast
Frequently asked questions
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 from San Antonio to London
- Flights from San Antonio to San Juan
- Flights from San Antonio to Denver
- Flights from San Antonio to Phoenix
- Flights from San Antonio to Orlando
- Flights from San Antonio to Guadalajara
- Flights from San Antonio to New Orleans
- Flights from San Antonio to Mexico City
- Flights from San Antonio to León
- Flights from San Antonio to Raleigh
- Flights from San Antonio to Las Vegas
- Flights from San Antonio to San Francisco
- Flights from San Antonio to Manchester
- Flights from San Antonio to Washington, D.C.
- Flights from San Antonio to Chicago
- Flights from San Antonio to Riga
- Flights from San Antonio to Los Angeles
- Flights from San Antonio to Victoria
- Flights from San Antonio to Rhodes
- Flights from San Antonio to Portland
Flights to Boston
- Flights from London to Boston
- Flights from Manchester to Boston
- Flights from Dublin to Boston
- Flights from Athens to Boston
- Flights from Toronto to Boston
- Flights from Edinburgh to Boston
- Flights from Glasgow to Boston
- Flights from Birmingham to Boston
- Flights from Riga to Boston
- Flights from Washington, D.C. to Boston
- Flights from Taipei to Boston
- Flights from Paris to Boston
- Flights from Tallinn to Boston
- Flights from Las Vegas to Boston
- Flights from San Juan to Boston
- Flights from Raleigh to Boston
- Flights from Malta to Boston
- Flights from Orlando to Boston
- Flights from Shannon, County Clare to Boston
- Flights from Hong Kong to Boston
Popular routes
- Flights from London to Alicante
- Flights from Nantes to Tirana
- Flights from Cologne to Toulouse
- Flights from London to Tirana
- Flights from Oslo to Nuremberg
- Flights from Ljubljana to Hanover
- Flights from Houston to Raleigh
- Flights from Geneva to Bari
- Flights from Brindisi to Vienna
- Flights from Seattle to Memphis
- Flights from Memphis to San Francisco
- Flights from Frankfurt to Haugesund
