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BTH to SAY: distance & flight time
Batam (Hang Nadim International Airport) → Siena (Siena-Ampugnano Airport)
6,309 mi
10,154 km · 5,483 nm
12h 50m
estimated nonstop flight time
-5h
time difference · heading northwest
See live BTH→SAY fares Phone-only fares on this route — call free
Flight time details
6,309 miles nonstop takes roughly 12h 50m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- BTH — Hang Nadim International Airport · Batam, Indonesia
- SAY — Siena-Ampugnano Airport · Siena, Italy
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 BTH
- SIN · Singapore Changi Airport18 mi away
- QPG · Paya Lebar Air Base22 mi away
- XSP · Seletar Airport27 mi away
- TNJ · Raja Haji Fisabilillah International Airport32 mi away
Near SAY
- GRS · Grosseto Air Base36 mi away
- FLR · Peretola Airport38 mi away
- PSA · Pisa International Airport52 mi away
- EBA · Marina Di Campo Airport62 mi away
Frequently asked questions
How far is BTH from SAY?
The flight distance from Batam (BTH) to Siena (SAY) is 6,309 miles (10,154 km, 5,483 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BTH to SAY?
A nonstop flight takes about 12h 50m 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 Batam and Siena?
Siena is 5 hours behind Batam.
What is the cheapest way to fly from BTH to SAY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BTH–SAY that never appear on search engines, with no booking fees.