Boston to San Antonio (BOS–SAT) — Airlines, Schedules & Connections

BOS Airport Page →
1,762 mi airlines 11/wk
On-time Some delays Frequent delays
Flight Schedule 5 flights Verified 1h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
DL2652+1
DL Delta
319
9:05 AM
EDT TA
12:47 PM
CDT
4h 42m
M T W T F S S
Prices
LY4051cs
LY El Al
319
10:00 AM
EDT TA
1:40 PM
CDT
4h 40m
M T W T F S S
Prices
DL2652+1
DL Delta
223
1:05 PM
CDT TA
6:24 PM
EDT
4h 19m
M T W T F S S
Prices
AF2106
AF Air France
223
1:06 PM
CDT TA
6:25 PM
EDT
4h 19m
M T W T F S S
Prices
DL816+2
DL Delta
319
2:35 PM
CDT TA
7:45 PM
EDT
4h 10m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Boston to San Antonio
2 carriers, 11 flights/week nonstop.
2 Airlines 11 Flights/wk 1,762 mi 4h 21m nonstop -1h behind 106 1-stop hubs

BOS–SAT is served by 2 airlines with nonstop service. Delta Air Lines and TWY lead the route. The flight covers 1,762 miles in approximately 4h 21m. Beyond nonstop, 106 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop BOS–SAT service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
DL Delta Air Lines Also: LY 7 319 4h42 100% SkyTeam LY
TWY TWY 0 100%
Aircraft on this route
319 Airbus A319 – DL, LY
Alliance coverage
SkyTeam: DL (7 flights/wk, 100%)
Unaffiliated: TWY (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, BOS to SAT direction.
Mon
1
flight
Tue
2
flights
Wed
2
flights
Thu
1
flight
Fri
1
flight
Sat
1
flight
Sun
2
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
2
Nonstop flights
11
Outbound / wk
22
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for BOS to SAT.
1-STOP
One-Stop Connections
106
Hubs
~5h
Fastest
~34h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,686
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

Other ways to reach San Antonio from Boston

Nearby airports with service to San Antonio International Airport.
Metric BOS→SAT BED→SAT
Distance from BOS 16 mi
Nonstop airlines 2 2
Weekly flights 11 1
Flight time 4h 21m 3h 50m
Departure OTP 100%
Airports within 200 miles of BOS with service to San Antonio International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
-1h
San Antonio is 1 hour behind Boston.
BOS: EDT · SAT: CDT

When it's 6:00 PM in Boston, it's 5:00 PM in San Antonio.
Distance & Flight Time
1,762 mi / 2,835 km
Nonstop flight time is approximately 4h 21m to 4h 42m.
Getting to BOS

MBTA Silver Line SL1 bus runs from South Station (Red Line, Amtrak) through the Ted Williams Tunnel to all Logan terminals; free from the airport, $2.40 inbound. Journey from South Station takes 15–20 minutes depending on traffic. The Blue Line Aquarium station connects to a free water taxi ($12) across the harbor to Logan; scenic but weather-dependent.Taxis from downtown Boston cost $30–45 with the Ted Williams Tunnel toll included. Ride-hails are comparable. The Sumner and Ted Williams tunnels both serve the airport; check traffic before departing, as both frequently back up. Logan is only 3 miles from downtown but tunnel congestion often extends that to 30+ minutes.

BOS–SAT Quick Facts

Key statistics for the Boston to San Antonio route.
Route details
Distance1,762 mi / 2,835 km
Flight time4h 21m to 4h 42m
Time difference-1 hour
Airlines (nonstop)2
Weekly flights11 out / 22 return
1-stop connections106 hubs
Origin: BOS
IATA / ICAOBOS / KBOS
TimezoneAmerica/New_York
Passengers/yr42.2M
Elevation20 ft / 6 m
Destination: SAT
IATA / ICAOSAT / KSAT
TimezoneAmerica/Chicago
Passengers/yr10.9M
Elevation809 ft / 247 m

Frequently Asked Questions

Common questions about BOS to SAT flights.
Nonstop flights from Boston Logan International Airport to San Antonio International Airport take approximately 4h 21m to 4h 42m. The route covers 1,762 miles.
2 airlines operate nonstop service: Delta Air Lines and TWY. Plus 1 codeshare partner.
There are approximately 11 nonstop flights per week from BOS to SAT. The return direction has about 22 weekly flights.
Yes, 1-stop connections are available through NEW, TUL, OMA, FTY, DPA, MAF, TEB, HOU, FTW, TTN, TME, PWK, CHO, SGR, ACY, ISM, MLB, SAV, ORL, IND, ADS, LUK, ECP, OPF, SUS, BCT, CXO, APA, AGS, TYS, SOP, CVG, SDF, CLE, APF, MKE, ASE, MEM, BHM, PHF, SRQ, PGA, MSN, DAB, RDU, NAS, OKC, SCF, SUA, CHS, BJC, MKC, PBI, DSM, TLC, SNA, JAC, PLS, PVR, TRM, YYC, STS, PDX, SJC, STT, NUQ, MRY, ANC, YYZ, IAH, IAD, DCA, FLL, ATL, MSY, JFK, BWI, ORD, MSP, CLT, MDW, BNA, DTW, STL, TPA, MCO, DFW, SLC, MCI, MIA, PHL, SEA, DEN, EWR, LAS, SAN, LAX, DAL, SFO, PHX, MEX, CUN, JWN, BIV, SEZ and HCR. These options provide additional schedule flexibility.
San Antonio is 1 hour behind Boston.
Yes, return flights from SAT to BOS are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include BED. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from BOS to SAT

Boston Logan International Airport (BOS) and San Antonio International Airport (SAT) are connected by nonstop service from Delta Air Lines and TWY. With 11 weekly departures, this is a regularly served route.

BOS to SAT Flight Duration and Schedule

Nonstop flight time from BOS to SAT ranges from 4 hours 21 minutes to 4 hours 42 minutes. The route covers a distance of 1,762 miles (2,835 km). There are approximately 11 weekly flights outbound and 22 return, totaling 33 flights per week in both directions.

Connecting Options and Alternatives

106 one-stop connections are available, with the fastest taking approximately 5 hours via NEW. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Bedford (BED).