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DLS to DUC: distance & flight time
The Dalles (Columbia Gorge Regional the Dalles Municipal Airport) → Duncan (Halliburton Field)
1,441 mi
2,319 km · 1,252 nm
3h 36m
estimated nonstop flight time
+2h
time difference · heading southeast
See live DLS→DUC fares Phone-only fares on this route — call free
Flight time details
1,441 miles nonstop takes roughly 3h 36m gate to gate, flying southeast. 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
- DLS — Columbia Gorge Regional the Dalles Municipal Airport · The Dalles, United States
- DUC — Halliburton Field · Duncan, 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 DLS
- TTD · Portland Troutdale Airport60 mi away
- PDX · Portland International Airport69 mi away
- YKM · Yakima Air Terminal McAllister Field72 mi away
- HIO · Portland Hillsboro Airport86 mi away
Near DUC
Frequently asked questions
How far is DLS from DUC?
The flight distance from The Dalles (DLS) to Duncan (DUC) is 1,441 miles (2,319 km, 1,252 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DLS to DUC?
A nonstop flight takes about 3h 36m 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 The Dalles and Duncan?
Duncan is 2 hours ahead of The Dalles.
What is the cheapest way to fly from DLS to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DLS–DUC that never appear on search engines, with no booking fees.