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STJ to LAF: distance & flight time
Rosecrans (Rosecrans Memorial Airport) → Lafayette (Purdue University Airport)
424 mi
682 km · 368 nm
1h 23m
estimated nonstop flight time
+1h
time difference · heading east
See live STJ→LAF fares Phone-only fares on this route — call free
Flight time details
424 miles nonstop takes roughly 1h 23m gate to gate, flying east. 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
- STJ — Rosecrans Memorial Airport · Rosecrans, 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 STJ
- FLV · Sherman Army Air Field28 mi away
- MCI · Kansas City International Airport34 mi away
- MKC · Charles B. Wheeler Downtown Airport48 mi away
- LWC · Lawrence Municipal Airport55 mi away
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 STJ from LAF?
The flight distance from Rosecrans (STJ) to Lafayette (LAF) is 424 miles (682 km, 368 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STJ to LAF?
A nonstop flight takes about 1h 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 Rosecrans and Lafayette?
Lafayette is 1 hour ahead of Rosecrans.
What is the cheapest way to fly from STJ to LAF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STJ–LAF that never appear on search engines, with no booking fees.