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GAI to ISJ: distance & flight time
Gaithersburg (Montgomery County Airpark) → Isla Mujeres (Isla Mujeres Airport)
1,362 mi
2,192 km · 1,183 nm
3h 26m
estimated nonstop flight time
-1h
time difference · heading southwest
See live GAI→ISJ fares Phone-only fares on this route — call free
Flight time details
1,362 miles nonstop takes roughly 3h 26m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- GAI — Montgomery County Airpark · Gaithersburg, United States
- ISJ — Isla Mujeres Airport · Isla Mujeres, Mexico
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 GAI
Near ISJ
- CUN · Cancún International Airport17 mi away
- CZM · Cozumel International Airport51 mi away
- CZA · Chichen Itza International Airport118 mi away
Frequently asked questions
How far is GAI from ISJ?
The flight distance from Gaithersburg (GAI) to Isla Mujeres (ISJ) is 1,362 miles (2,192 km, 1,183 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to ISJ?
A nonstop flight takes about 3h 26m 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 time difference between Gaithersburg and Isla Mujeres?
Isla Mujeres is 1 hour behind Gaithersburg.
What is the cheapest way to fly from GAI to ISJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–ISJ that never appear on search engines, with no booking fees.