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FKB to GAI: distance & flight time
Karlsruhe/Baden-Baden (Karlsruhe Baden-Baden Airport) → Gaithersburg (Montgomery County Airpark)
4,066 mi
6,543 km · 3,533 nm
8h 26m
estimated nonstop flight time
-6h
time difference · heading northwest
See live FKB→GAI fares Phone-only fares on this route — call free
Flight time details
4,066 miles nonstop takes roughly 8h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- FKB — Karlsruhe Baden-Baden Airport · Karlsruhe/Baden-Baden, Germany
- 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 FKB
- SXB · Strasbourg Airport27 mi away
- LHA · Lahr Airport31 mi away
- ZQW · Zweibrücken Airport43 mi away
- FRA · Frankfurt am Main Airport89 mi away
Near GAI
Frequently asked questions
How far is FKB from GAI?
The flight distance from Karlsruhe/Baden-Baden (FKB) to Gaithersburg (GAI) is 4,066 miles (6,543 km, 3,533 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FKB to GAI?
A nonstop flight takes about 8h 26m 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 Karlsruhe/Baden-Baden and Gaithersburg?
Gaithersburg is 6 hours behind Karlsruhe/Baden-Baden.
What is the cheapest way to fly from FKB to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FKB–GAI that never appear on search engines, with no booking fees.