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LAF to DCA: distance & flight time
Lafayette (Purdue University Airport) → Washington (Ronald Reagan Washington National Airport)
537 mi
865 km · 467 nm
1h 38m
estimated nonstop flight time
Same time
time difference · heading east
See live LAF→DCA fares Phone-only fares on this route — call free
Flight time details
537 miles nonstop takes roughly 1h 38m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- LAF — Purdue University Airport · Lafayette, United States
- DCA — Ronald Reagan Washington National Airport · Washington, 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 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
Near DCA
Frequently asked questions
How far is LAF from DCA?
The flight distance from Lafayette (LAF) to Washington (DCA) is 537 miles (865 km, 467 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LAF to DCA?
A nonstop flight takes about 1h 38m 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 cheapest way to fly from LAF to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LAF–DCA that never appear on search engines, with no booking fees.