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Cheap flights from San Antonio to Boston from $69

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Boston departing on 2/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Antonio to Boston

Cheap round-trip flights

These are some of the best round-trip flight deals from San Antonio to Boston that have been recently found on momondo from popular airlines, departing in the coming months.
9:08 pm - 12:46 amSAT-BOS
26h 38m1 stop
6:00 am - 8:18 pmBOS-SAT
15h 18m1 stop
$160Frontier
Find Deal
seg, mai 12 - sex, mai 16
7:23 pm - 1:05 amSAT-BOS
28h 42m1 stop
6:00 am - 8:18 pmBOS-SAT
15h 18m1 stop
$163Frontier
Find Deal
sáb, mai 17 - seg, mai 19
2:53 pm - 2:57 pmSAT-BOS
23h 04m1 stop
7:00 am - 1:48 pmBOS-SAT
7h 48m1 stop
$174Spirit Airlines
Find Deal
ter, mar 11 - dom, mar 16
11:17 am - 9:13 amSAT-BOS
20h 56m1 stop
5:45 am - 12:27 pmBOS-SAT
7h 42m1 stop
$179Spirit Airlines
Find Deal
dom, mar 2 - qua, mar 5
12:20 pm - 5:15 pmSAT-BOS
3h 55mnonstop
12:50 pm - 4:40 pmBOS-SAT
4h 50mnonstop
$239Delta
Find Deal
sex, mar 28 - seg, mar 31
1:45 pm - 10:33 pmSAT-BOS
7h 48m1 stop
12:50 pm - 4:40 pmBOS-SAT
4h 50mnonstop
$249Delta
Find Deal
sáb, mar 22 - qua, mar 26
6:35 am - 2:10 pmSAT-BOS
6h 35m1 stop
3:52 pm - 10:25 pmBOS-SAT
7h 33m1 stop
$339American Airlines
Find Deal
dom, jul 13 - sáb, jul 19
7:44 am - 2:36 pmSAT-BOS
5h 52m1 stop
6:00 am - 12:21 pmBOS-SAT
7h 21m1 stop
$404United Airlines
Find Deal
ter, fev 25 - qui, fev 27
12:11 pm - 11:59 pmSAT-BOS
10h 48m1 stop
5:35 am - 3:52 pmBOS-SAT
11h 17m2 stops
$412United Airlines
Find Deal
ter, fev 25 - qui, fev 27
6:35 am - 1:06 pmSAT-BOS
5h 31m1 stop
3:52 pm - 10:25 pmBOS-SAT
7h 33m1 stop
$418American Airlines
Find Deal
sex, jun 6 - seg, jun 16

Delta flights from San Antonio to Boston

Our best Delta deals on San Antonio to Boston flight tickets
Delta
Mar 28
SAT12:20 pmSan Antonio
3h 55m
BOS5:15 pmBoston Logan Intl
Mar 31
BOS12:50 pmBoston Logan Intl
4h 50m
SAT4:40 pmSan Antonio
Delta
Mar 22
SAT1:45 pmSan Antonio
7h 48m
1 stop
BOS10:33 pmBoston Logan Intl
Mar 26
BOS12:50 pmBoston Logan Intl
4h 50m
SAT4:40 pmSan Antonio
Delta
Mar 22
SAT1:45 pmSan Antonio
7h 48m
1 stop
BOS10:33 pmBoston Logan Intl
Mar 26
BOS6:00 amBoston Logan Intl
6h 29m
1 stop
SAT11:29 amSan Antonio

Spirit Airlines flights from San Antonio to Boston

Our best Spirit Airlines deals on San Antonio to Boston flight tickets
Spirit Airlines
Mar 11
SAT2:53 pmSan Antonio
23h 04m
1 stop
BOS2:57 pmBoston Logan Intl
Mar 16
BOS7:00 amBoston Logan Intl
7h 48m
1 stop
SAT1:48 pmSan Antonio
Spirit Airlines
Mar 2
SAT11:17 amSan Antonio
20h 56m
1 stop
BOS9:13 amBoston Logan Intl
Mar 5
BOS5:45 amBoston Logan Intl
7h 42m
1 stop
SAT12:27 pmSan Antonio
Spirit Airlines
Mar 1
SAT7:26 pmSan Antonio
12h 28m
2 stops
BOS8:54 amBoston Logan Intl
Mar 8
BOS10:21 pmBoston Logan Intl
15h 27m
2 stops
SAT12:48 pmSan Antonio

See travel insights to Boston from

How to get the cheapest flight ticket from San Antonio to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Boston?

In general, August is the cheapest month to fly from San Antonio to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $261. If you aren’t able to travel during the month of August, then book flights to Boston from San Antonio during September instead. Flights to Boston in September, while not as cheap as those in August, still average around $292.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from San Antonio to Boston is on a Saturday when prices can be found for as low as $329. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Monday is $400.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the evening. momondo users have found flights departing from San Antonio to Boston in the evening for as low as $278. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Boston, so prices are often more expensive at around $463 per ticket.

What is the cheapest San Antonio to Boston Logan Intl flight route?

Fly from San Antonio to Boston Logan Intl for the best San Antonio - Boston Logan Intl flight prices

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

You are more likely to see cheaper flights to Boston from San Antonio when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $328 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from San Antonio for as low as $294 on momondo.

What cabin class options are available on San Antonio to Boston Logan Intl flights?

There are 4 cabin classes available to choose from on San Antonio to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Antonio to Boston flight prices changed over time?

As of January 2025, prices for San Antonio to Boston flights are approximately 24% more expensive when compared to flights at the same time last year.

When to book flights from San Antonio to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Boston (SAT to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Boston

Best Price Found

$69

Fastest flight time

3h 55m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sat

Airports in Boston

1 airport
The best one-way flight to Boston from San Antonio in the past 72 hours is $69. The best round-trip flight deal from San Antonio to Boston found on momondo in the last 72 hours is $160.
The fastest flight from San Antonio to Boston takes 3h 55m
Direct flights go from San Antonio to Boston on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. The only airline offering direct flights is Delta.
There is 1 airport near Boston: Boston Logan Intl (BOS)

  • How far is San Antonio to Boston Logan Intl by plane?

    San Antonio and Boston Logan Intl are 1763.9 mi apart from one another. Typically, this will take 3h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from San Antonio Airport to Boston Logan Intl Airport?

    Prices for flights from San Antonio Airport to Boston Logan Intl Airport refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Boston Logan Intl Airport?

  • How old do you have to be to fly from San Antonio Airport to Boston Logan Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Antonio to Boston?

  • What is the most popular airline from San Antonio to Boston?


Best airlines flying from San Antonio to Boston

Compare and see reviews for airlines that fly from San Antonio to Boston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $96Free CancellationRating
6.3
8,087 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $204Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
JetBluePriceFrom $206Free CancellationRating
7.4
3,156 reviews
Search JetBlue flights
United AirlinesPriceFrom $214Free CancellationRating
7.4
8,913 reviews
Search United Airlines flights
DeltaPriceFrom $236Free CancellationRating
8.0
8,456 reviews
Search Delta flights
SouthwestPriceFrom $257Free CancellationRating
8.1
4,587 reviews
Search Southwest flights
  • Delta Flights From San Antonio to Boston

    The lowest priced Delta flight from San Antonio to Boston from the last 72 hours was $236. Generally, Delta has 6 flights on this route every week with an average price of $351. Delta is rated 8.0/10 by our users.


Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Hampton
Old Orchard Beach
Cambridge
Brockton
Nashua
Plymouth
Laconia
Everett
Concord
York Beach
Warwick
Middletown
Wells
Revere
Gloucester
Kennebunkport
West Yarmouth

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Boston?

It is quick and easy to find San Antonio to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.

Can I find flights from San Antonio to Boston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Boston from San Antonio which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Antonio to Boston?

momondo helps you find the best flight between San Antonio and Boston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Antonio to Boston right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Boston from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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