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KLV to SUS: distance & flight time
Karlovy Vary (Karlovy Vary International Airport) → Null (Spirit of St Louis Airport)
4,749 mi
7,643 km · 4,127 nm
9h 47m
estimated nonstop flight time
-7h
time difference · heading northwest
See live KLV→SUS fares Phone-only fares on this route — call free
Flight time details
4,749 miles nonstop takes roughly 9h 47m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- KLV — Karlovy Vary International Airport · Karlovy Vary, Czech Republic
- SUS — Spirit of St Louis Airport · Null, 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 KLV
- HOQ · Hof-Plauen Airport47 mi away
- AOC · Altenburg-Nobitz Airport57 mi away
- BYU · Bayreuth Airport58 mi away
- PRG · Václav Havel Airport Prague60 mi away
Near SUS
- STL · St Louis Lambert International Airport16 mi away
- ALN · St Louis Regional Airport36 mi away
- BLV · Scott AFB/Midamerica Airport45 mi away
- JEF · Jefferson City Memorial Airport81 mi away
Frequently asked questions
How far is KLV from SUS?
The flight distance from Karlovy Vary (KLV) to Null (SUS) is 4,749 miles (7,643 km, 4,127 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLV to SUS?
A nonstop flight takes about 9h 47m 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 Karlovy Vary and Null?
Null is 7 hours behind Karlovy Vary.
What is the cheapest way to fly from KLV to SUS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLV–SUS that never appear on search engines, with no booking fees.