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YBY to SAY: distance & flight time
Bonnyville (Bonnyville Airport) → Siena (Siena-Ampugnano Airport)
4,881 mi
7,856 km · 4,242 nm
10h 2m
estimated nonstop flight time
+8h
time difference · heading northeast
See live YBY→SAY fares Phone-only fares on this route — call free
Flight time details
4,881 miles nonstop takes roughly 10h 2m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- YBY — Bonnyville Airport · Bonnyville, Canada
- 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 YBY
- YOD · CFB Cold Lake20 mi away
- YVG · Vermilion Airport66 mi away
- YLL · Lloydminster Airport74 mi away
- YLJ · Meadow Lake Airport91 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 YBY from SAY?
The flight distance from Bonnyville (YBY) to Siena (SAY) is 4,881 miles (7,856 km, 4,242 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YBY to SAY?
A nonstop flight takes about 10h 2m 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 YBY to SAY?
Nonstop service on YBY–SAY 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 10h 2m nonstop estimate.
What is the time difference between Bonnyville and Siena?
Siena is 8 hours ahead of Bonnyville.
What is the cheapest way to fly from YBY to SAY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YBY–SAY that never appear on search engines, with no booking fees.
Why are some YBY to SAY fares phone-only?
Consolidator contracts let us sell certain YBY–SAY 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.