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

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The best prices from San Antonio to Boston are usually found in August or July, booked 35 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

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

All the information you need to plan the best SAT to BOS flight in 2021: compare San Antonio to Boston flight prices with the expected peak season, weather and rainfall in Boston.
SAT - BOS
Price
$205 - $331
BOS
Temperature
39.2 - 84.2 °F
BOS
Rainfall
2.8 - 3.9 inches

Popular in

December

High demand for flights, 17% potential price rise

Cheapest in

August

Best time to find cheap flights, 25% potential price drop

Round-trip from

$205

From San Antonio to Boston

One-way from

$124

One-way flight from San Antonio to Boston

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

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 62% on your flight compared to booking on days when demand is much higher.

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

Travelers have found it’s best to book a flight 20 days in advance to save up to 25% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 20 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Antonio to Boston 1-2 weeks in advance for as low as $185, or $243 for flights within the next 24 hours.

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

Our data shows that August tends to be the cheapest month to fly to Boston from San Antonio. Users have commonly found prices around $206 for the month, but tickets can be as low as $50. Due to multiple factors, prepare for potentially higher prices in December.

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

It’s typically best to fly out from San Antonio to Boston in the afternoon. Doing so could potentially save you 24% on the flight price compared to flying in the evening, which is usually more expensive.

Cheap flights from San Antonio to Boston in May, June 2021

The best prices found for SAT to BOS flights for May, June
7 Jun - 16 Jun
$254pp
SAT
San Antonio
American Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
American Airlines
 
1 STOP
SAT
San Antonio
8 Jun - 16 Jun
$255pp
SAT
San Antonio
American Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
American Airlines
 
1 STOP
SAT
San Antonio
5 Jun - 7 Jun
$257pp
SAT
San Antonio
American Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
American Airlines
 
1 STOP
SAT
San Antonio

San Antonio to Boston 2021 flight deals

Cheap flights to Boston from San Antonio found for this year
13 Oct - 19 Oct
$251pp
SAT
San Antonio
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
American Airlines
 
1 STOP
SAT
San Antonio
13 Oct - 21 Oct
$252pp
SAT
San Antonio
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
American Airlines
 
1 STOP
SAT
San Antonio
11 Sep - 18 Sep
$254pp
SAT
San Antonio
American Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
American Airlines
 
1 STOP
SAT
San Antonio

Last minute flights from San Antonio to Boston

Late deals on round-trip flights to Boston from San Antonio, departing today and this week
14 May - 16 May
$273pp
SAT
San Antonio
Frontier
   
2 STOPS
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
   
2 STOPS
SAT
San Antonio
11 May - 18 May
$311pp
SAT
San Antonio
Multiple Airlines
   
2 STOPS
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Multiple Airlines
     
3 STOPS
SAT
San Antonio
14 May - 16 May
$314pp
SAT
San Antonio
Frontier
   
2 STOPS
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Frontier
   
2 STOPS
SAT
San Antonio

One-way flights to Boston from San Antonio

The cheapest one-way flights from San Antonio to Boston
3:00 am - 10:11 am
United Airlines
1 Stop
6h 11m
SAT - BOS
United Airlines
$124
United
2:51 pm - 4:00 am
Allegiant Air
2 Stops
36h 09m
SAT - BOS
Allegiant Air
$169
Kiwi.com
1:44 am - 11:22 am
Delta
1 Stop
8h 38m
SAT - BOS
Delta
$179
Delta

Related info for your journey

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

Flight FAQs

From San Antonio to Boston

Are flight prices decreasing from San Antonio to Boston due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Antonio and Boston for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from San Antonio to Boston Logan Intl to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Some of the new policies that have been implemented to accommodate travelers flying from San Antonio to Boston Logan Intl are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

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

American Airlines, United Airlines, and Delta are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

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

Yes, there are multiple flights from San Antonio to Boston for under $300. The cheapest flight booked recently is on Multiple Airlines for just $251, but on average you can expect to pay $279.

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

There are no nonstop flights from San Antonio to Boston, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from San Antonio to Boston for under $300?

There are currently 20+ open flights from San Antonio to Boston within the next 7 days for less than $300.

How popular is this flight route?

The San Antonio to Boston Logan Intl flight path was viewed by 73 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in San Antonio or Boston?

When traveling, we recommend packing in preparation to handle common weather conditions. The rainfall in San Antonio is typically similar to Boston. We can gather that this will continue over the next 12 days.

Is San Antonio weather warmer or cooler than Boston?

With an average temperature of 97 °F, peak weather can be found in August. As a traveler, expect to see changes in flight prices during that period. The temperatures in Boston are colder than in San Antonio.

How long is the flight from San Antonio to Boston?

Departing from San Antonio to Boston will take you 5h 39m. This flight may include one or multiple stops.

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

Currently priced at $254, American Airlines will fly you from San Antonio to Boston and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Frontier - these airlines can fly you to your destination from $257 and $273, respectively. American Airlines is currently priced 7% below the average price you’ll pay for this route.

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

The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $124. However, be on the lookout for offers from American Airlines and Frontier, as they are both options that can get you from San Antonio to Boston for a low price.

Alternative routes for San Antonio to Boston

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

Destination information for Boston

Things to know before you go - useful duration and weather info for your trip from San Antonio to Boston.
Average temperature for May in Boston
68.0 °F
Avg rainfall for May in Boston
3.7 ″

Airports servicing San Antonio

Airports servicing Boston

Top 5 airlines flying from San Antonio to Boston

The chart below displays the airlines Cheapflights users traveling from San Antonio to Boston 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
Frontier
$124 $229 No cancel fee 62%
Delta
$97 $294 No cancel fee N/A
JetBlue
$138 $299 No cancel fee 62%
American Airlines
$112 $325 No cancel fee 71%
United Airlines
$128 $340 No cancel fee 69%
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