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SDF to VTE: distance & flight time
Louisville (Louisville International Standiford Field) → Vientiane (Wattay International Airport)
8,519 mi
13,710 km · 7,403 nm
17h 10m
estimated nonstop flight time
+11h
time difference · heading north
See live SDF→VTE fares Phone-only fares on this route — call free
Flight time details
8,519 miles nonstop takes roughly 17h 10m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- SDF — Louisville International Standiford Field · Louisville, United States
- VTE — Wattay International Airport · Vientiane, Laos
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 SDF
- LOU · Bowman Field5 mi away
- FTK · Godman Army Air Field22 mi away
- FFT · Capital City Airport45 mi away
- LEX · Blue Grass Airport62 mi away
Near VTE
- UTH · Udon Thani Airport44 mi away
- LOE · Loei Airport67 mi away
- ZBY · Sayaboury Airport103 mi away
- KKC · Khon Kaen Airport106 mi away
Frequently asked questions
How far is SDF from VTE?
The flight distance from Louisville (SDF) to Vientiane (VTE) is 8,519 miles (13,710 km, 7,403 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDF to VTE?
A nonstop flight takes about 17h 10m 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 SDF to VTE?
Nonstop service on SDF–VTE 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 17h 10m nonstop estimate.
What is the time difference between Louisville and Vientiane?
Vientiane is 11 hours ahead of Louisville.
What is the cheapest way to fly from SDF to VTE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDF–VTE that never appear on search engines, with no booking fees.
Why are some SDF to VTE fares phone-only?
Consolidator contracts let us sell certain SDF–VTE 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.