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DED to TRI: distance & flight time
Dehra Dun (Dehradun Airport) → BRISTOL (Tri-Cities Regional TN/VA Airport)
7,662 mi
12,331 km · 6,658 nm
15h 29m
estimated nonstop flight time
-9.5h
time difference · heading north
See live DED→TRI fares Phone-only fares on this route — call free
Flight time details
7,662 miles nonstop takes roughly 15h 29m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time set-back when reading arrival times on your ticket.
The two airports
- DED — Dehradun Airport · Dehra Dun, India
- TRI — Tri-Cities Regional TN/VA Airport · BRISTOL, 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 TRI
- MRN · Foothills Regional Airport63 mi away
- AVL · Asheville Regional Airport72 mi away
- IKB · Wilkes County Airport75 mi away
- HKY · Hickory Regional Airport76 mi away
Frequently asked questions
How far is DED from TRI?
The flight distance from Dehra Dun (DED) to BRISTOL (TRI) is 7,662 miles (12,331 km, 6,658 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DED to TRI?
A nonstop flight takes about 15h 29m 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 BRISTOL?
BRISTOL is 9.5 hours behind Dehra Dun.
What is the cheapest way to fly from DED to TRI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DED–TRI that never appear on search engines, with no booking fees.