Marathon to San Antonio (MTH–SAT) — Airlines, Schedules & Connections

MTH Airport Page →
1,120 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 2 1-stop flights Verified 2mos ago
Charter / private route. No scheduled airline service — operated by charter & private aviation.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 2 hubs
FLL Fort Lauderdale ~4h 52m → NK Fort Lauderdale (FLL) to San Antonio flights
MCO Orlando ~5h 10m → EJAF9WN Orlando (MCO) to San Antonio flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Marathon to San Antonio
Flown by charter / private operators — no scheduled airline service.
1,120 mi 3h 31m nonstop -1h behind

MTH–SAT has no scheduled airline service; it is flown by charter / private operators. 1-stop connecting options are also available.

Also explore MTH Routes SAT Routes MTH Live Flights SAT Live Flights SAT Delays
All flights from San Antonio (SAT) San Antonio to Marathon flights
Connections

Connection Landscape

1-stop and 2-stop options for MTH to SAT.
1-STOP
One-Stop Connections
2
Hubs
~4h
Fastest
~5h
Longest
FLL ~4h 52m MCO ~5h 10m
Verified with published schedule alignment and minimum connection time.
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
MTH → SAT
100%
Generally reliable. Most flights run on time.
Arriving
100%
Return
SAT → MTH
100%
Generally reliable. Most flights run on time.
Departing
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. SAT delays →
Alternatives

Other ways to reach San Antonio from Marathon

Nearby airports with service to San Antonio International Airport.
Metric MTH→SAT EYW→SAT MIA→SAT
Distance from MTH – 46 mi 88 mi
Nonstop airlines – 2 8
Weekly flights – 2 21
Flight time 3h 31m 2h 31m 3h 2m
Key West (EYW) to San Antonio flights · Miami (MIA) to San Antonio flights · Miami (OPF) to San Antonio flights
Airports within 200 miles of MTH with service to San Antonio International Airport.
Know before you go

Travel Essentials

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

When it's 6:00 PM in Marathon, it's 5:00 PM in San Antonio.
Distance & Flight Time
1,120 mi / 1,803 km
Nonstop flight time is approximately 3h 31m gate to gate.
Facts

MTH–SAT Quick Facts

Key statistics for the Marathon to San Antonio route.
Route details
Distance1,120 mi / 1,803 km
Flight time3h 31m
Time difference-1 hour
Airlines (nonstop)Charter / private
1-stop connectionsAvailable
Origin: MTH
Full nameFlorida Keys Marathon International Airport
IATA / ICAOMTH / KMTH
TimezoneAmerica/New_York
Elevation5 ft / 2 m
Destination: SAT
Full nameSan Antonio International Airport
IATA / ICAOSAT / KSAT
TimezoneAmerica/Chicago
Passengers/yr10.9M
Elevation809 ft / 247 m
FAQ

Frequently Asked Questions

Common questions about MTH to SAT flights.
Nonstop flights from Florida Keys Marathon International Airport to San Antonio International Airport take about 3h 31m gate to gate. The route covers 1,120 miles.
Yes, 1-stop connections are available, ranked by layover time.
San Antonio is 1 hour behind Marathon.
Nearby alternatives include EYW, MIA and OPF. 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 MTH to SAT

Florida Keys Marathon International Airport (MTH) and San Antonio International Airport (SAT) are connected through multiple connecting hub airports.

MTH to SAT Flight Duration and Schedule

Nonstop flight time from MTH to SAT is about 3 hours 31 minutes gate to gate. The route covers a distance of 1,120 miles (1,803 km).

Connecting Options and Alternatives

1-stop connecting options are also available. Nearby alternative airports include Key West (EYW), Miami (MIA) and Miami (OPF).