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DTW to GAI: distance & flight time
Detroit (Detroit Metropolitan Wayne County Airport) → Gaithersburg (Montgomery County Airpark)
386 mi
622 km · 336 nm
1h 29m
estimated nonstop flight time
Same time
time difference · heading southeast
See live DTW→GAI fares Phone-only fares on this route — call free
Flight time details
386 miles nonstop takes roughly 1h 29m gate to gate, flying southeast. 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
- DTW — Detroit Metropolitan Wayne County Airport · Detroit, United States
- 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 DTW
- YIP · Willow Run Airport9 mi away
- ARB · Ann Arbor Municipal Airport20 mi away
- YQG · Windsor Airport21 mi away
- DET · Coleman A. Young Municipal Airport22 mi away
Near GAI
Frequently asked questions
How far is DTW from GAI?
The flight distance from Detroit (DTW) to Gaithersburg (GAI) is 386 miles (622 km, 336 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DTW to GAI?
A nonstop flight takes about 1h 29m 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 DTW to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DTW–GAI that never appear on search engines, with no booking fees.