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VCS to GAI: distance & flight time
Conson (Co Ong Airport) → Gaithersburg (Montgomery County Airpark)
9,118 mi
14,674 km · 7,924 nm
18h 21m
estimated nonstop flight time
-11h
time difference · heading north
See live VCS→GAI fares Phone-only fares on this route — call free
Flight time details
9,118 miles nonstop takes roughly 18h 21m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- VCS — Co Ong Airport · Conson, Vietnam
- 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 VCS
- CAH · Cà Mau Airport104 mi away
- VCA · Can Tho International Airport113 mi away
- VKG · Rach Gia Airport133 mi away
- SGN · Tan Son Nhat International Airport144 mi away
Near GAI
Frequently asked questions
How far is VCS from GAI?
The flight distance from Conson (VCS) to Gaithersburg (GAI) is 9,118 miles (14,674 km, 7,924 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from VCS to GAI?
A nonstop flight takes about 18h 21m 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 Conson and Gaithersburg?
Gaithersburg is 11 hours behind Conson.
What is the cheapest way to fly from VCS to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on VCS–GAI that never appear on search engines, with no booking fees.