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

MTH Airport Page →
1,120 mi airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 19 1-stop flights Verified 1mo ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

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
Marathon to San Antonio
Connecting service available through multiple hubs.
1,120 mi 3h 31m nonstop -1h behind 19 1-stop hubs

While no nonstop service exists between MTH and SAT, connecting options are available through 19 hubs.

Also explore MTH Routes SAT Routes MTH Live Flights SAT Live Flights SAT Delays
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for MTH to SAT.
1-STOP
One-Stop Connections
19
Hubs
~5h
Fastest
~10h
Longest
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.
Alternatives

Other ways to reach San Antonio from Marathon

Nearby airports with service to San Antonio International Airport.
Metric MTH→SAT MIA→SAT OPF→SAT
Distance from MTH – 88 mi 95 mi
Nonstop airlines 0 7 3
Weekly flights 0 33 1
Flight time 3h 31m 3h 4m 2h 42m
Miami (MIA) to San Antonio flights · Miami (OPF) to San Antonio flights · Fort Lauderdale (FLL) 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.
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)0
1-stop connections19 hubs
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 approximately 3h 31m. The route covers 1,120 miles.
Yes, 1-stop connections are available through HOU, BNA, FLL, PBI, SRQ, SAV, NAS, MCO, OKC, CLT, DAL, CHS, MDW, DTW, IAD, PHL, LAS, BOS and YYC. These options provide additional schedule flexibility.
San Antonio is 1 hour behind Marathon.
Nearby alternatives include MIA, OPF and FLL. 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 ranges from 3 hours 31 minutes. The route covers a distance of 1,120 miles (1,803 km).

Connecting Options and Alternatives

19 one-stop connections are available, with the fastest taking approximately 5 hours via HOU. Nearby alternative airports include Miami (MIA), Miami (OPF) and Fort Lauderdale (FLL).