Need help booking?
Unpublished phone-only deals available
SLD to DED: distance & flight time
Sliac (Sliač Airport) → Dehra Dun (Dehradun Airport)
3,305 mi
5,319 km · 2,872 nm
6h 57m
estimated nonstop flight time
+3.5h
time difference · heading east
See live SLD→DED fares Phone-only fares on this route — call free
Flight time details
3,305 miles nonstop takes roughly 6h 57m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time gain when reading arrival times on your ticket.
The two airports
- SLD — Sliač Airport · Sliac, Slovakia
- DED — Dehradun Airport · Dehra Dun, India
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 SLD
- ILZ · Žilina Airport47 mi away
- TAT · Poprad-Tatry Airport59 mi away
- PZY · Piešťany Airport60 mi away
- UHE · Kunovice Airport82 mi away
Near DED
- IXC · Chandigarh Airport89 mi away
- SLV · Shimla Airport90 mi away
- PGH · Pantnagar Airport111 mi away
- DEL · Indira Gandhi International Airport130 mi away
Frequently asked questions
How far is SLD from DED?
The flight distance from Sliac (SLD) to Dehra Dun (DED) is 3,305 miles (5,319 km, 2,872 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLD to DED?
A nonstop flight takes about 6h 57m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SLD to DED?
Nonstop service on SLD–DED depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 6h 57m nonstop estimate.
What is the time difference between Sliac and Dehra Dun?
Dehra Dun is 3.5 hours ahead of Sliac.
What is the cheapest way to fly from SLD to DED?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLD–DED that never appear on search engines, with no booking fees.
Why are some SLD to DED fares phone-only?
Consolidator contracts let us sell certain SLD–DED tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.