$125+ Cheap flights from Massachusetts to San Antonio (SAT)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SAT
Jun 13 — Jun 201
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Massachusetts to San Antonio with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Massachusetts to San Antonio
Cheapest
Best
Last-minute
One-way
Cheapest flights from Massachusetts to San AntonioExplore the most affordable flight options available from Massachusetts to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 14, 2026.
Explore the most affordable flight options available from Massachusetts to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 14, 2026.
This Booking.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1011:05 am
BOS
- SAT
1 stop29h 36m
Frontier
Mon 7/134:26 pm
SAT
- BOS
1 stop16h 43m
Frontier
Deal found 5/12![Frontier logo]()
$282
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/19:00 am
BOS
- SAT
Nonstop4h 25m
Delta
Wed 7/291:20 pm
SAT
- BOS
Nonstop4h 27m
Delta
Deal found 5/13![Delta logo]()
$299
This Booking.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1911:05 am
BOS
- SAT
1 stop29h 36m
Frontier
Fri 7/244:26 pm
SAT
- BOS
1 stop16h 43m
Frontier
Deal found 5/11![Frontier logo]()
$302
This Southwest deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/12:25 pm
BOS
- SAT
1 stop8h 10m
Southwest
Wed 7/83:15 pm
SAT
- BOS
1 stop7h 05m
Southwest
Deal found 5/13![Southwest logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/38:44 am
BOS
- SAT
1 stop25h 31m
Multiple Airlines
Mon 6/811:30 am
SAT
- BOS
2 stops36h 57m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$323
This Southwest deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:25 am
BOS
- SAT
1 stop6h 20m
Southwest
Wed 8/51:30 pm
SAT
- BOS
2 stops7h 45m
Southwest
Deal found 5/14![Southwest logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/38:44 am
BOS
- SAT
1 stop25h 31m
Multiple Airlines
Sun 6/79:55 am
SAT
- BOS
2 stops44h 57m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/245:45 am
BOS
- SAT
1 stop11h 25m
Southwest
Mon 7/273:45 pm
SAT
- BOS
2 stops7h 20m
Southwest
Deal found 5/13![Southwest logo]()
$330
This United Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:45 am
BOS
- SAT
1 stop6h 14m
United Airlines
Tue 8/115:30 am
SAT
- BOS
2 stops7h 52m
United Airlines
Deal found 5/9![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/235:30 am
BOS
- SAT
1 stop6h 50m
Delta
Sun 1/36:15 pm
SAT
- BOS
1 stop5h 43m
Delta
Deal found 5/12![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:00 pm
ALB
- SAT
1 stop6h 23m
Delta
Tue 6/94:00 pm
SAT
- ALB
1 stop6h 24m
Delta
Deal found 5/11![Delta logo]()
$347
This Southwest deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/14:15 pm
ALB
- SAT
1 stop6h 20m
Southwest
Wed 7/85:05 am
SAT
- ALB
2 stops8h 25m
Southwest
Deal found 5/10![Southwest logo]()
$352
Best flights from Massachusetts to San AntonioDiscover carefully curated flight deals from Massachusetts to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 14, 2026.
Discover carefully curated flight deals from Massachusetts to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 14, 2026.
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/129:00 am
BOS
- SAT
Nonstop4h 25m
Delta
Mon 6/151:20 pm
SAT
- BOS
Nonstop4h 28m
Delta
Deal found 5/12![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:45 am
BOS
- SAT
1 stop6h 14m
United Airlines
Wed 8/59:37 am
SAT
- BOS
1 stop6h 57m
United Airlines
Deal found 5/14![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:35 am
BOS
- SAT
2 stops8h 15m
Southwest
Mon 8/105:35 am
SAT
- BOS
2 stops9h 10m
Southwest
Deal found 5/11![Southwest logo]()
$349
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:15 am
BOS
- SAT
Nonstop4h 37m
Delta
Mon 9/144:00 pm
SAT
- BOS
1 stop6h 32m
Delta
Deal found 5/9![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/19:00 am
BOS
- SAT
Nonstop4h 25m
Delta
Wed 7/222:40 pm
SAT
- BOS
1 stop7h 56m
Delta
Deal found 5/11![Delta logo]()
$309
This Southwest deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:25 am
BOS
- SAT
2 stops10h 00m
Southwest
Sat 10/175:10 am
SAT
- BOS
1 stop5h 45m
Southwest
Deal found 5/13![Southwest logo]()
$373
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:55 am
BOS
- SAT
1 stop6h 51m
Delta
Wed 8/121:20 pm
SAT
- BOS
Nonstop4h 27m
Delta
Deal found 5/9![Delta logo]()
$309
This Southwest deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/13:05 pm
ALB
- SAT
2 stops8h 50m
Southwest
Wed 7/85:05 am
SAT
- ALB
2 stops8h 25m
Southwest
Deal found 5/10![Southwest logo]()
$382
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/235:30 am
BOS
- SAT
1 stop6h 04m
Delta
Mon 7/274:12 pm
SAT
- BOS
1 stop8h 08m
Delta
Deal found 5/13![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:20 pm
BOS
- SAT
1 stop7h 00m
Southwest
Wed 7/112:20 pm
SAT
- BOS
1 stop10h 10m
Southwest
Deal found 5/9![Southwest logo]()
$383
This United Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:00 am
BDL
- SAT
2 stops10h 39m
United Airlines
Wed 6/107:00 am
SAT
- BDL
1 stop6h 06m
United Airlines
Deal found 5/12![United Airlines logo]()
$496
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:00 am
ALB
- SAT
1 stop6h 10m
Delta
Tue 6/234:00 pm
SAT
- ALB
1 stop6h 24m
Delta
Deal found 5/14![Delta logo]()
$347
This Southwest deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:30 pm
BDL
- SAT
1 stop6h 10m
Southwest
Tue 8/116:50 am
SAT
- BDL
1 stop6h 30m
Southwest
Deal found 5/10![Southwest logo]()
$391
This United Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:00 am
BDL
- SAT
2 stops11h 29m
United Airlines
Tue 7/285:30 am
SAT
- BDL
2 stops7h 36m
United Airlines
Deal found 5/13![United Airlines logo]()
$501
This Southwest deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:15 am
BDL
- SAT
1 stop7h 35m
Southwest
Tue 6/97:00 am
SAT
- BDL
1 stop7h 20m
Southwest
Deal found 5/12![Southwest logo]()
$391
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/115:15 pm
BOS
- SAT
1 stop6h 06m
Delta
Sat 6/131:20 pm
SAT
- BOS
Nonstop4h 28m
Delta
Deal found 5/13![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:15 pm
ALB
- SAT
1 stop5h 50m
Southwest
Wed 7/222:00 pm
SAT
- ALB
2 stops7h 35m
Southwest
Deal found 5/14![Southwest logo]()
$392
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/229:00 am
BOS
- SAT
Nonstop4h 24m
Delta
Sat 7/251:39 pm
SAT
- BOS
Nonstop4h 20m
Delta
Deal found 5/12![Delta logo]()
$368
This Southwest deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/156:50 pm
BOS
- SAT
1 stop6h 30m
Southwest
Tue 6/232:40 pm
SAT
- BOS
2 stops7h 00m
Southwest
Deal found 5/10![Southwest logo]()
$393
This Southwest deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:30 pm
BDL
- SAT
1 stop6h 10m
Southwest
Tue 7/282:00 pm
SAT
- BDL
2 stops7h 45m
Southwest
Deal found 5/10![Southwest logo]()
$396
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/215:30 am
BDL
- SAT
1 stop6h 05m
Delta
Thu 6/254:00 pm
SAT
- BDL
1 stop6h 35m
Delta
Deal found 5/10![Delta logo]()
$439
This Southwest deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:55 pm
ALB
- SAT
1 stop5h 45m
Southwest
Fri 7/243:45 pm
SAT
- ALB
1 stop7h 00m
Southwest
Deal found 5/10![Southwest logo]()
$402
This Southwest deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:55 pm
ALB
- SAT
1 stop5h 45m
Southwest
Sun 7/265:10 am
SAT
- ALB
1 stop6h 15m
Southwest
Deal found 5/12![Southwest logo]()
$402
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/195:30 am
BDL
- SAT
1 stop6h 04m
Delta
Fri 7/244:12 pm
SAT
- BDL
1 stop6h 42m
Delta
Deal found 5/14![Delta logo]()
$478
This Southwest deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:35 am
BDL
- SAT
2 stops8h 55m
Southwest
Wed 10/2110:00 am
SAT
- BDL
1 stop5h 25m
Southwest
Deal found 5/13![Southwest logo]()
$411
This Southwest deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/212:35 pm
BDL
- SAT
2 stops8h 25m
Southwest
Fri 7/243:45 pm
SAT
- BDL
2 stops7h 30m
Southwest
Deal found 5/10![Southwest logo]()
$434
This Southwest deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/205:10 pm
BDL
- SAT
1 stop7h 40m
Southwest
Fri 7/243:20 pm
SAT
- BDL
2 stops7h 55m
Southwest
Deal found 5/14![Southwest logo]()
$444
This Southwest deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:25 pm
ALB
- SAT
1 stop6h 05m
Southwest
Sun 6/75:20 am
SAT
- ALB
2 stops8h 25m
Southwest
Deal found 5/11![Southwest logo]()
$452
This Southwest deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/191:30 pm
BDL
- SAT
1 stop12h 40m
Southwest
Fri 7/243:45 pm
SAT
- BDL
1 stop7h 30m
Southwest
Deal found 5/14![Southwest logo]()
$472
This Southwest deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/317:35 pm
ALB
- SAT
1 stop5h 55m
Southwest
Sat 6/67:15 am
SAT
- ALB
2 stops8h 25m
Southwest
Deal found 5/11![Southwest logo]()
$482
Last-minute flights from Massachusetts to San AntonioDiscover last-minute flight deals from Massachusetts to San Antonio. Data last updated May 14, 2026 and is based on user searches.
Discover last-minute flight deals from Massachusetts to San Antonio. Data last updated May 14, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:00 pm
ALB
- SAT
1 stop6h 23m
Delta
Tue 6/94:00 pm
SAT
- ALB
1 stop6h 24m
Delta
Deal found 5/11![Delta logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/38:44 am
BOS
- SAT
1 stop25h 31m
Multiple Airlines
Mon 6/811:30 am
SAT
- BOS
2 stops36h 57m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/38:44 am
BOS
- SAT
1 stop25h 31m
Multiple Airlines
Sun 6/79:55 am
SAT
- BOS
2 stops44h 57m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/109:00 am
BOS
- SAT
Nonstop4h 25m
Delta
Wed 8/121:20 pm
SAT
- BOS
Nonstop4h 27m
Delta
Deal found 5/11![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/119:00 am
BOS
- SAT
Nonstop4h 25m
Delta
Wed 6/171:20 pm
SAT
- BOS
Nonstop4h 28m
Delta
Deal found 5/11![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/129:00 am
BOS
- SAT
Nonstop4h 25m
Delta
Fri 6/196:19 pm
SAT
- BOS
1 stop6h 12m
Delta
Deal found 5/13![Delta logo]()
$309
This Southwest deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/125:45 am
BOS
- SAT
1 stop7h 05m
Southwest
Tue 6/162:40 pm
SAT
- BOS
2 stops7h 00m
Southwest
Deal found 5/12![Southwest logo]()
$344
This Southwest deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1611:35 am
BOS
- SAT
1 stop11h 00m
Southwest
Fri 6/193:45 pm
SAT
- BOS
1 stop7h 20m
Southwest
Deal found 5/14![Southwest logo]()
$324
This United Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:00 am
ALB
- SAT
1 stop5h 59m
United Airlines
Tue 6/231:20 pm
SAT
- ALB
1 stop7h 23m
United Airlines
Deal found 5/13![United Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/194:30 pm
BOS
- SAT
1 stop9h 03m
Delta
Tue 6/234:00 pm
SAT
- BOS
1 stop6h 54m
Delta
Deal found 5/14![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:25 am
BOS
- SAT
1 stop6h 20m
Southwest
Sun 7/512:05 pm
SAT
- BOS
2 stops11h 50m
Southwest
Deal found 5/11![Southwest logo]()
$350
This Delta deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/255:30 am
BOS
- SAT
1 stop6h 05m
Delta
Mon 6/291:20 pm
SAT
- BOS
Nonstop4h 28m
Delta
Deal found 5/12![Delta logo]()
$329
One-way flights from Massachusetts to San AntonioSearch for one-way flight options from Massachusetts to San Antonio. Find affordable one-way fares based on user searches. Data last updated May 14, 2026.
Search for one-way flight options from Massachusetts to San Antonio. Find affordable one-way fares based on user searches. Data last updated May 14, 2026.
This Super.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:05 am
BOS
- SAT
1 stop29h 36m
Frontier
Deal found 5/11![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:44 am
BOS
- SAT
1 stop25h 26m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$132
This Booking.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1212:38 pm
BDL
- SAT
1 stop27h 59m
Frontier
Deal found 5/11![Frontier logo]()
$136
This Super.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1211:05 am
BOS
- SAT
1 stop29h 36m
Frontier
Deal found 5/11![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/68:40 am
BOS
- SAT
1 stop25h 35m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:00 am
BOS
- SAT
2 stops13h 59m
Frontier
Deal found 5/11![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/99:10 am
BOS
- SAT
2 stops34h 46m
Frontier
Deal found 5/12![Frontier logo]()
$159
This Southwest deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:25 am
BOS
- SAT
1 stop6h 20m
Southwest
Deal found 5/11![Southwest logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/48:43 am
BOS
- SAT
1 stop25h 32m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$162
This Southwest deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:35 am
BOS
- SAT
2 stops8h 15m
Southwest
Deal found 5/10![Southwest logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:47 am
BOS
- SAT
1 stop25h 28m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$167
This American Airlines deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/93:30 pm
ALB
- SAT
1 stop6h 45m
American Airlines
Deal found 5/12![American Airlines logo]()
$174
Find flight deals from Massachusetts to San Antonio
Keep the following information in mind while searching for Massachusetts to San Antonio flight deals. Data was last updated May 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $282 (Booking.com) |
One-way from | $125 (Super.com) |
Popular in | April |
Cheapest in | July |
Average price | $458 |
Good round-trip deal | $349 or less |
Good one-way deal | $208 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Massachusetts to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 14, 2026.
Use the filters below to find and compare flights from Massachusetts to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonSan Antonio
BOS - SAT
BOSSAT
Boston Logan Intl
Fri 6/12
9:00 am-12:25 pm
Nonstop4h 25m
San Antonio
Mon 6/15
1:20 pm-6:48 pm
Nonstop4h 28m
$299
BostonSan Antonio
BOS - SAT
BOSSAT
Boston Logan Intl
Thu 9/10
9:15 am-12:52 pm
Nonstop4h 37m
San Antonio
Mon 9/14
4:00 pm-11:32 pm
1 stop6h 32m
$309
BostonSan Antonio
BOS - SAT
BOSSAT
Boston Logan Intl
Wed 7/1
9:00 am-12:25 pm
Nonstop4h 25m
San Antonio
Wed 7/22
2:40 pm-11:36 pm
1 stop7h 56m
$309
BostonSan Antonio
BOS - SAT
BOSSAT
Boston Logan Intl
Wed 6/10
5:55 am-11:46 am
1 stop6h 51m
San Antonio
Wed 8/12
1:20 pm-6:47 pm
Nonstop4h 27m
$309
BostonSan Antonio
BOS - SAT
BOSSAT
Boston Logan Intl
Wed 7/29
5:45 am-10:59 am
1 stop6h 14m
San Antonio
Wed 8/5
9:37 am-5:34 pm
1 stop6h 57m
$319
BostonSan Antonio
BOS - SAT
BOSSAT
Boston Logan Intl
Thu 7/23
5:30 am-10:34 am
1 stop6h 04m
San Antonio
Mon 7/27
4:12 pm-1:20 am
1 stop8h 08m
$319
AlbanySan Antonio
ALB - SAT
ALBSAT
Albany Intl
Wed 6/17
6:00 am-11:10 am
1 stop6h 10m
San Antonio
Tue 6/23
4:00 pm-11:24 pm
1 stop6h 24m
$347
BostonSan Antonio
BOS - SAT
BOSSAT
Boston Logan Intl
Tue 8/4
5:35 am-12:50 pm
2 stops8h 15m
San Antonio
Mon 8/10
5:35 am-3:45 pm
2 stops9h 10m
$349
BostonSan Antonio
BOS - SAT
BOSSAT
Boston Logan Intl
Thu 6/11
5:15 pm-10:21 pm
1 stop6h 06m
San Antonio
Sat 6/13
1:20 pm-6:48 pm
Nonstop4h 28m
$359
Quickest round-trip
BostonSan Antonio
BOS - SAT
BOSSAT
Boston Logan Intl
Wed 7/22
9:00 am-12:24 pm
Nonstop4h 24m
San Antonio
Sat 7/25
1:39 pm-6:59 pm
Nonstop4h 20m
$368
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Massachusetts to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Massachusetts with our price prediction graph.
BOS-SAT
BDL-SAT
ALB-SAT
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Massachusetts to San Antonio
USMA-SAT
BOS-SAT
BDL-SAT
ALB-SAT
How far ahead should I book a flight from Massachusetts to San Antonio?
The best time to book flights from Massachusetts to San Antonio is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Massachusetts to San Antonio?
Currently, February is the cheapest month in which you can book a flight from Massachusetts to San Antonio (average of $80). Flying from Massachusetts to San Antonio in November is currently the most expensive (average of $235). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from MA to SAT?
Find hourly flight availability from Massachusetts to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 14, 2026.
When flying from Massachusetts to San Antonio, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Massachusetts to San Antonio?
Related info for your journey
Find useful and relevant information for your journey from Massachusetts to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
San Antonio flight routes
Top destinations
Alternative routes for Massachusetts to San Antonio
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Antonio by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Massachusetts to San Antonio by cabin class
Find flights from Massachusetts to San Antonio, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Massachusetts and San Antonio flights
Browse other Massachusetts and San Antonio flight options. Last updated on May 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Antonio
Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 14, 2026.
Massachusetts to San Antonio flights
Consider these flights traveling from Massachusetts to San Antonio.
Top 7 airlines flying from Massachusetts to San Antonio
Discover the top 7 airlines that operate flights from Massachusetts to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$102 | Average$286 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$115 | Average$227 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$163 | Average$238 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$234 | Average$384 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$251 | Average$401 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$253 | Average$446 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$258 | Average$409 | FlexibilityNo cancel fee | On-time69% |