Need help booking?
Unpublished phone-only deals available
TBS to GAI: distance & flight time
Tbilisi (Tbilisi International Airport) → Gaithersburg (Montgomery County Airpark)
5,774 mi
9,293 km · 5,018 nm
11h 47m
estimated nonstop flight time
-8h
time difference · heading northwest
See live TBS→GAI fares Phone-only fares on this route — call free
Flight time details
5,774 miles nonstop takes roughly 11h 47m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- TBS — Tbilisi International Airport · Tbilisi, Georgia
- 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 TBS
- LWN · Gyumri Shirak Airport85 mi away
- ZTU · Zaqatala International Airport89 mi away
- KVD · Ganja Airport96 mi away
- OGZ · Beslan Airport108 mi away
Near GAI
Frequently asked questions
How far is TBS from GAI?
The flight distance from Tbilisi (TBS) to Gaithersburg (GAI) is 5,774 miles (9,293 km, 5,018 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TBS to GAI?
A nonstop flight takes about 11h 47m 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 Tbilisi and Gaithersburg?
Gaithersburg is 8 hours behind Tbilisi.
What is the cheapest way to fly from TBS to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TBS–GAI that never appear on search engines, with no booking fees.