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GAI to COU: distance & flight time
Gaithersburg (Montgomery County Airpark) → Columbia (Columbia Regional Airport)
808 mi
1,300 km · 702 nm
2h 13m
estimated nonstop flight time
-1h
time difference · heading west
See live GAI→COU fares Phone-only fares on this route — call free
Flight time details
808 miles nonstop takes roughly 2h 13m gate to gate, flying west. 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
- COU — Columbia Regional Airport · Columbia, 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 COU
- JEF · Jefferson City Memorial Airport16 mi away
- AIZ · Lee C Fine Memorial Airport53 mi away
- SZL · Whiteman Air Force Base72 mi away
- TBN · Waynesville-St. Robert Regional Forney field75 mi away
Frequently asked questions
How far is GAI from COU?
The flight distance from Gaithersburg (GAI) to Columbia (COU) is 808 miles (1,300 km, 702 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to COU?
A nonstop flight takes about 2h 13m 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 Columbia?
Columbia is 1 hour behind Gaithersburg.
What is the cheapest way to fly from GAI to COU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–COU that never appear on search engines, with no booking fees.