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MTH to MIA: distance & flight time
Marathon (The Florida Keys Marathon Airport) → Miami (Miami International Airport)
88 mi
141 km · 76 nm
42m
estimated nonstop flight time
Same time
time difference · heading northeast
See live MTH→MIA fares Phone-only fares on this route — call free
Flight time details
88 miles nonstop takes roughly 42m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- MTH — The Florida Keys Marathon Airport · Marathon, United States
- MIA — Miami International Airport · Miami, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near MTH
- NQX · Naval Air Station Key West/Boca Chica Field41 mi away
- EYW · Key West International Airport46 mi away
- MIA · Miami International Airport88 mi away
- OCA · Ocean Reef Club Airport64 mi away
Near MIA
- FLL · Fort Lauderdale Hollywood International Airport21 mi away
- OPF · Opa-locka Executive Airport8 mi away
- TMB · Kendall-Tamiami Executive Airport13 mi away
- HWO · North Perry Airport15 mi away
Frequently asked questions
How far is MTH from MIA?
The flight distance from Marathon (MTH) to Miami (MIA) is 88 miles (141 km, 76 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MTH to MIA?
A nonstop flight takes about 42m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from MTH to MIA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MTH–MIA that never appear on search engines, with no booking fees.