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Time difference: Gaithersburg to Dehra Dun
GAI (Montgomery County Airpark) → DED (Dehradun Airport)
+9.5h
Dehra Dun is ahead
10d
est. jet-lag recovery, eastbound
Reading the clocks
When it's noon in Gaithersburg, it's 9.5:00 PM in Dehra Dun. Good for planning calls home or coordinating with people on the other end.
Jet lag outlook
Significant jet lagCrossing 10 time zones eastbound — plan roughly 10 days to feel fully adjusted. Shifting your sleep schedule 3 days before departure helps.
Frequently asked questions
What is the time difference between Gaithersburg and Dehra Dun?
Dehra Dun is 9.5 hours ahead of Gaithersburg.
How bad will my jet lag be?
Crossing 10 time zones eastbound typically takes 10 days to fully adjust to. Eastbound trips (traveling against your body clock) tend to feel worse than the same distance westbound.
What is the flight time from GAI to DED?
The nonstop flight distance is 7,389 miles. See the full distance and flight-time breakdown for exact timing.
What's the best way to book around jet lag?
Overnight eastbound flights that land in the morning let you push through to local bedtime and adjust faster. Call CheapoTrav — our agents know which schedules on this route land at the best local time, plus unpublished phone-only fares.