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IIL to DED: distance & flight time
Ilam (Ilam Airport) → Dehra Dun (Dehradun Airport)
1,872 mi
3,012 km · 1,626 nm
4h 8m
estimated nonstop flight time
+2h
time difference · heading east
See live IIL→DED fares Phone-only fares on this route — call free
Flight time details
1,872 miles nonstop takes roughly 4h 8m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- IIL — Ilam Airport · Ilam, Iran
- 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 IIL
- KSH · Shahid Ashrafi Esfahani Airport68 mi away
- KHD · Khoram Abad Airport109 mi away
- SDG · Sanandaj Airport120 mi away
- XQC · Joint Base Balad120 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 IIL from DED?
The flight distance from Ilam (IIL) to Dehra Dun (DED) is 1,872 miles (3,012 km, 1,626 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IIL to DED?
A nonstop flight takes about 4h 8m 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 Ilam and Dehra Dun?
Dehra Dun is 2 hours ahead of Ilam.
What is the cheapest way to fly from IIL to DED?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IIL–DED that never appear on search engines, with no booking fees.