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SAY to BIS: distance & flight time
Siena (Siena-Ampugnano Airport) → Bismarck (Bismarck Municipal Airport)
4,960 mi
7,983 km · 4,311 nm
10h 12m
estimated nonstop flight time
-7h
time difference · heading northwest
See live SAY→BIS fares Phone-only fares on this route — call free
Flight time details
4,960 miles nonstop takes roughly 10h 12m 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
- SAY — Siena-Ampugnano Airport · Siena, Italy
- BIS — Bismarck Municipal Airport · Bismarck, 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 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
Near BIS
- MBG · Mobridge Municipal Airport86 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport97 mi away
- JMS · Jamestown Regional Airport98 mi away
- MOT · Minot International Airport106 mi away
Frequently asked questions
How far is SAY from BIS?
The flight distance from Siena (SAY) to Bismarck (BIS) is 4,960 miles (7,983 km, 4,311 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SAY to BIS?
A nonstop flight takes about 10h 12m 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 Siena and Bismarck?
Bismarck is 7 hours behind Siena.
What is the cheapest way to fly from SAY to BIS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SAY–BIS that never appear on search engines, with no booking fees.