Marathon (MTH) — 40 Flight Routes & Destinations

nonstop airlines countries
75%+ 60-74% <60% No data
Destinations from MTH 40 routes
Code Dest. /wk Time OTP
AUS
Austin Charter / Private
2h 55m
BWI
Baltimore Charter / Private
PJC
1
2h 35m
90%
BED
Bedford Charter / Private
EJA
1
2h 59m
BOS
Boston Charter / Private
3h 22m
95%
YYC
Calgary Charter / Private
5h 48m
CHS
Charleston Charter / Private
1h 33m
CLT
Charlotte Charter / Private
1h 43m
100%
MDW
Chicago Charter / Private
VJA
1
2h 42m
DAL
Dallas Charter / Private
EJA
1
2h 39m
DTW
Detroit Charter / Private
2h 28m
100%
IAD
Dulles Charter / Private
2h 33m
90%
FHB
1h 43m
FLL
26m
BDL
Hartford Charter / Private
2h 51m
HHH
Hilton Head Island Charter / Private
EJA
1
1h 28m
HOU
Houston Charter / Private
TCN
1
2h 8m
JAX
Jacksonville Charter / Private
1h 35m
EYW
22m
LAS
Las Vegas Charter / Private
4h 55m
31%
SDF
Louisville Charter / Private
JKR
1
2h 28m
LYH
Lynchburg Charter / Private
2h 1m
MEM
Memphis Charter / Private
WDY
1
2h 2m
MKE
Milwaukee Charter / Private
3h 2m
MYR
Myrtle Beach Charter / Private
1h 37m
BNA
Nashville Charter / Private
2h 13m
84%
NAS
Nassau Charter / Private
46m
MSY
New Orleans Charter / Private
SCJ
1
1h 34m
OKC
Oklahoma City Charter / Private
3h 3m
MCO
57m
86%
PHL
Philadelphia Charter / Private
2h 24m
100%
YQB
Quebec Charter / Private
2h 22m
SAT
San Antonio Charter / Private
3h 31m
SJU
San Juan Charter / Private
SCM
1
2h 36m
SRQ
Sarasota/Bradenton Charter / Private
VNT
1
41m
SAV
Savannah Charter / Private
LXJ
1
1h 22m
TPA
Tampa Charter / Private
EJA
1
46m
86%
TEB
Teterboro Charter / Private
CNS
2
5h 8m
PBI
44m
HPN
White Plains Charter / Private
CNS
1
3h 43m
ILM
Wilmington Charter / Private
EJA
1
2h 3m
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Hub Brief

Plan your next trip from Marathon

40 Destinations Airlines 17 Weekly Flights

Florida Keys Marathon International Airport (MTH) connects to 40 destinations (36 domestic, 4 international) served by 11 airlines including EJA, CNS and WDY. Browse the route map above to find your destination, then click any route for airline comparisons and schedule details.

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Airlines from MTH

All airlines operating scheduled flights from Florida Keys Marathon International Airport.

How does MTH compare?

Alternative airports within 150 miles of Florida Keys Marathon International Airport.

Metric MTH EYW MIA FLL VRA RSW HAV
Distance 46 mi 88 mi 109 mi 119 mi 132 mi 148 mi
Nonstop Routes 40 87 577 485 11 236 30
International 4 7 220 134 11 36 29
Airlines 0
Passengers/yr 1.5M 55.9M 34.2M 1.2M 10.9M 3.5M
* Includes airports with 500,000+ annual passengers within 150 miles. Route and airline counts are based on currently published schedule data.

On-Time Performance

86% on-time
Above the national average of 75% — based on arrivals from MTH
9
1
On-time ≥75% Fair 60–74% Poor <60%
Key Metrics
86%
MTH Average
75%
National Avg
100%
Best: CLT
31%
Worst: LAS
Airline Rankings at MTH
* Top 10 airlines by departure on-time performance at MTH (rolling 7-day window, 10+ flights).

Seasonal & Recently Added Routes

Seasonal services and routes recently added to AIRO from MTH.

MEM Memphis
US 2h 2m
WDY logo WDY
View details →
BED Bedford
US 2h 59m
EJA logo EJA
View details →
US 1h 34m
SCJ logo SCJ
View details →
* Showing 12 of seasonal and recently-added routes.

Former nonstop destinations from MTH

Destinations that had nonstop service from MTH but don't appear in current schedules. Most remain reachable with a connection — open any route for the flights that used to operate and live options.

US last scheduled May 2026
View history & connections →
US last scheduled Apr 2026
View history & connections →
US last scheduled Apr 2026
View history & connections →
US last scheduled May 2026
View history & connections →
US last scheduled May 2026
View history & connections →
US last scheduled May 2026
View history & connections →
US last scheduled Apr 2026
View history & connections →
US last scheduled Apr 2026
View history & connections →
CA last scheduled Mar 2026
View history & connections →
US last scheduled Mar 2026
View history & connections →
US last scheduled Mar 2026
View history & connections →
BS last scheduled Mar 2026
View history & connections →
US last scheduled Apr 2026
View history & connections →
US last scheduled Mar 2026
View history & connections →
US last scheduled Mar 2026
View history & connections →
US last scheduled Apr 2026
View history & connections →
US last scheduled Apr 2026
View history & connections →
US last scheduled Apr 2026
View history & connections →
US last scheduled Apr 2026
View history & connections →
US last scheduled Apr 2026
View history & connections →
CA last scheduled Apr 2026
View history & connections →
* Showing the 30 busiest of former nonstop destinations.

Routes by Distance

Distance breakdown of all routes from MTH.

Short-haul (<500 mi) 9 routes
Avg 0h 53m FLL, MCO, PBI, EYW
Medium-haul (500–1,000 mi) 12 routes
Avg 1h 51m MEM, HHH, BNA, MSY
Long-haul (1,000–2,000 mi) 17 routes
Avg 3h HPN, BED, TEB, MKE
Ultra long-haul (2,000+ mi) 2 routes
Avg 5h 22m LAS, YYC

Schedule Overview

Weekly flight schedule summary from MTH.

Mon
2
routes
Tue
2
routes
Wed
2
routes
Thu
5
routes
Fri
2
routes
Sat
2
routes
Sun
2
routes
0
Daily routes
12
Weekday only
3
Weekend only

Florida Keys Marathon International Airport: Quick Facts

Comprehensive reference for MTH airport information.

Location
City Marathon, FL
Country US
Coordinates 24.726°N, 81.0514°W
Elevation 5 ft / 2 m
Timezone America/New_York
Airport Codes
IATA MTH
ICAO KMTH
FAA LID MTH
Capacity & Traffic
Daily Flights (avg) ~2

Frequently Asked Questions

Common questions about flights from Florida Keys Marathon International Airport.

Florida Keys Marathon International Airport offers nonstop flights to 40 destinations, including 36 domestic and 4 international routes.

11 airlines operate scheduled service from Florida Keys Marathon International Airport, including major carriers like EJA, CNS and WDY. Use the airline filter above to see routes by specific carrier.

Yes, Florida Keys Marathon International Airport offers 4 international routes across 1 continent.

Yes. Beyond nonstop routes, the route explorer shows 1-stop and 2-stop connections, letting you reach hundreds of additional destinations via major hubs.

Nearby alternatives include EYW, MIA and FLL. Check the Nearby Airports section above for route counts and distances.

Use the checkboxes in the route list to select routes, then click Compare to see side-by-side stats including frequency, duration, airlines, and on-time performance.

Check the Schedule Overview section for a day-by-day breakdown of route availability from Florida Keys Marathon International Airport.

Route data is updated regularly from official airline schedules. Seasonal or newly announced routes may take a few days to appear.

Click any route to see detailed flight options, then use the 'Search Flights' button to check availability and prices on Google Flights.