# Distance from Marathon (MTH) to San Francisco (SFO)

> 4,146 km · estimated flight time 6h · Long-haul route.

## Summary

- **Distance**: 4,146 km / 2,576 mi / 2,239 nm
- **Estimated flight time**: 6h
- **Heading**: 300° (west northwest)
- **Return heading**: 98° (east)
- **Classification**: Long-haul
- **Type**: Domestic (United States)
- **Time difference**: -3h (When it's 12:03 in Marathon, it's 09:03 in San Francisco)
- **Elevation difference**: 8 ft (SFO is higher than MTH)

## Airports

### [The Florida Keys Marathon International Airport (MTH)](https://www.flightduration.online/airport/mth-marathon-the-florida-keys-marathon-international-airport/1ef266df-2c6f-6666-a658-06bb2780ed98)

- City: Marathon, United States
- ICAO: KMTH
- Timezone: America/New_York
- Coordinates: 24.730000, -81.050000
- Elevation: 5 ft

### [San Francisco International Airport (SFO)](https://www.flightduration.online/airport/sfo-san-francisco-san-francisco-international-airport/1ef266df-382a-66ea-a1cc-06bb2780ed98)

- City: San Francisco, United States
- ICAO: KSFO
- Timezone: America/Los_Angeles
- Coordinates: 37.620000, -122.380000
- Elevation: 13 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 12:03 in Marathon, it's 09:03 in San Francisco.
The 3-hour time difference may cause some jet lag.

## Related

- [The Florida Keys Marathon International Airport (MTH)](https://www.flightduration.online/airport/mth-marathon-the-florida-keys-marathon-international-airport/1ef266df-2c6f-6666-a658-06bb2780ed98)
- [San Francisco International Airport (SFO)](https://www.flightduration.online/airport/sfo-san-francisco-san-francisco-international-airport/1ef266df-382a-66ea-a1cc-06bb2780ed98)
- [Flight duration calculator](/#calculator)