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DUC to LAF: distance & flight time
Duncan (Halliburton Field) → Lafayette (Purdue University Airport)
730 mi
1,175 km · 634 nm
2h 3m
estimated nonstop flight time
+1h
time difference · heading northeast
See live DUC→LAF fares Phone-only fares on this route — call free
Flight time details
730 miles nonstop takes roughly 2h 3m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- DUC — Halliburton Field · Duncan, United States
- LAF — Purdue University Airport · Lafayette, 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 DUC
Near LAF
- DNV · Vermilion Regional Airport38 mi away
- RNZ · Jasper County Airport39 mi away
- GUS · Grissom Air Reserve Base44 mi away
- OKK · Kokomo Municipal Airport47 mi away
Frequently asked questions
How far is DUC from LAF?
The flight distance from Duncan (DUC) to Lafayette (LAF) is 730 miles (1,175 km, 634 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DUC to LAF?
A nonstop flight takes about 2h 3m 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 DUC to LAF?
Nonstop service on DUC–LAF 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 2h 3m nonstop estimate.
What is the time difference between Duncan and Lafayette?
Lafayette is 1 hour ahead of Duncan.
What is the cheapest way to fly from DUC to LAF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DUC–LAF that never appear on search engines, with no booking fees.
Why are some DUC to LAF fares phone-only?
Consolidator contracts let us sell certain DUC–LAF 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.