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AOU to GAI: distance & flight time
Attopeu (Attopeu Airport) → Gaithersburg (Montgomery County Airpark)
8,698 mi
13,998 km · 7,558 nm
17h 31m
estimated nonstop flight time
—
time difference · heading north
See live AOU→GAI fares Phone-only fares on this route — call free
Flight time details
8,698 miles nonstop takes roughly 17h 31m gate to gate, flying north. 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
- AOU — Attopeu Airport · Attopeu, Laos
- GAI — Montgomery County Airpark · Gaithersburg, 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 AOU
- VNA · Saravane Airport68 mi away
- PKZ · Pakse International Airport73 mi away
- RBE · Ratanakiri Airport76 mi away
- PXU · Pleiku Airport98 mi away
Near GAI
Frequently asked questions
How far is AOU from GAI?
The flight distance from Attopeu (AOU) to Gaithersburg (GAI) is 8,698 miles (13,998 km, 7,558 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AOU to GAI?
A nonstop flight takes about 17h 31m 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 AOU to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AOU–GAI that never appear on search engines, with no booking fees.