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DED to SDY: distance & flight time
Dehra Dun (Dehradun Airport) → Sidney (Sidney - Richland Regional Airport)
7,053 mi
11,350 km · 6,129 nm
14h 18m
estimated nonstop flight time
-11.5h
time difference · heading north
See live DED→SDY fares Phone-only fares on this route — call free
Flight time details
7,053 miles nonstop takes roughly 14h 18m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.5-hour time set-back when reading arrival times on your ticket.
The two airports
- DED — Dehradun Airport · Dehra Dun, India
- SDY — Sidney - Richland Regional Airport · Sidney, 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 DED
- IXC · Chandigarh Airport89 mi away
- SLV · Shimla Airport90 mi away
- PGH · Pantnagar Airport111 mi away
- DEL · Indira Gandhi International Airport130 mi away
Near SDY
- ISN · Sloulin Field International Airport41 mi away
- GDV · Dawson Community Airport49 mi away
- OLF · L M Clayton Airport69 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport91 mi away
Frequently asked questions
How far is DED from SDY?
The flight distance from Dehra Dun (DED) to Sidney (SDY) is 7,053 miles (11,350 km, 6,129 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DED to SDY?
A nonstop flight takes about 14h 18m 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 Dehra Dun and Sidney?
Sidney is 11.5 hours behind Dehra Dun.
What is the cheapest way to fly from DED to SDY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DED–SDY that never appear on search engines, with no booking fees.