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GAI to AEX: distance & flight time
Gaithersburg (Montgomery County Airpark) → Alexandria (Alexandria International Airport)
1,021 mi
1,643 km · 887 nm
2h 41m
estimated nonstop flight time
-1h
time difference · heading southwest
See live GAI→AEX fares Phone-only fares on this route — call free
Flight time details
1,021 miles nonstop takes roughly 2h 41m 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
- AEX — Alexandria International Airport · Alexandria, 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 GAI
Near AEX
- ESF · Esler Regional Airport16 mi away
- POE · Polk Army Air Field43 mi away
- DRI · Beauregard Regional Airport58 mi away
- LFT · Lafayette Regional Airport84 mi away
Frequently asked questions
How far is GAI from AEX?
The flight distance from Gaithersburg (GAI) to Alexandria (AEX) is 1,021 miles (1,643 km, 887 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to AEX?
A nonstop flight takes about 2h 41m 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 Alexandria?
Alexandria is 1 hour behind Gaithersburg.
What is the cheapest way to fly from GAI to AEX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–AEX that never appear on search engines, with no booking fees.