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SEP to DED: distance & flight time
Stephenville (Stephenville Clark Regional Airport) → Dehra Dun (Dehradun Airport)
8,118 mi
13,065 km · 7,055 nm
16h 23m
estimated nonstop flight time
+10.5h
time difference · heading north
See live SEP→DED fares Phone-only fares on this route — call free
Flight time details
8,118 miles nonstop takes roughly 16h 23m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time gain when reading arrival times on your ticket.
The two airports
- SEP — Stephenville Clark Regional Airport · Stephenville, United States
- 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 SEP
- MWL · Mineral Wells Airport40 mi away
- DFW · Dallas Fort Worth International Airport81 mi away
- BKD · Stephens County Airport54 mi away
- FWH · NAS Fort Worth JRB/Carswell Field57 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 SEP from DED?
The flight distance from Stephenville (SEP) to Dehra Dun (DED) is 8,118 miles (13,065 km, 7,055 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEP to DED?
A nonstop flight takes about 16h 23m 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 Stephenville and Dehra Dun?
Dehra Dun is 10.5 hours ahead of Stephenville.
What is the cheapest way to fly from SEP to DED?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEP–DED that never appear on search engines, with no booking fees.