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GAI to HMO: distance & flight time
Gaithersburg (Montgomery County Airpark) → Hermosillo (General Ignacio P. Garcia International Airport)
2,045 mi
3,291 km · 1,777 nm
4h 29m
estimated nonstop flight time
-3h
time difference · heading west
See live GAI→HMO fares Phone-only fares on this route — call free
Flight time details
2,045 miles nonstop takes roughly 4h 29m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- GAI — Montgomery County Airpark · Gaithersburg, United States
- HMO — General Ignacio P. Garcia International Airport · Hermosillo, Mexico
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
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Frequently asked questions
How far is GAI from HMO?
The flight distance from Gaithersburg (GAI) to Hermosillo (HMO) is 2,045 miles (3,291 km, 1,777 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to HMO?
A nonstop flight takes about 4h 29m 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 Hermosillo?
Hermosillo is 3 hours behind Gaithersburg.
What is the cheapest way to fly from GAI to HMO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–HMO that never appear on search engines, with no booking fees.