BIL → SDYBillings to Sidney

live

Direct flights from Billings (BIL) to Sidney (SDY): 7 nonstop departures observed each week across 1 airline. 56% of the last 27 operated flights arrived within 15 minutes of schedule. The median arrival is 12 minutes late. 1 of the 27 tracked flights was cancelled. The nonstop covers 393 km, an estimated 1 hour 0 minutes in the air. Measured by Pro Flight Search from live flight boards at Billings and Sidney. Updated 19 October 2026 at 21:03 UTC.

Today, BIL → SDY

Mon 19 Oct · local times
  1. 07:20 9K1775Cape Air Sched 07:20Departure not confirmed by the board ·
  2. 10:44 9K1777Cape Air Left 10:56 +12 ·
  3. 12:38 9K1781Cape Air Left 12:37 ·
  4. 14:54 9K1789Cape Air Left 14:45 ·
  5. 18:06 9K1785Cape Air On schedule ·

Checked BIL board 15:03

BIL Billings smooth · +8
SDY Sidney tracking
393 km · ~1h 00m est.
dep bank 07:20–18:067x weekly
Runs rough · 1 airline · 7x weekly · nonstop
56% on time

of the last 27 operated BIL → SDY flights arrived within 15 minutes

Median arrival delay is +12 min. 1 of 27 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+12 minacross the last 27 operated legs
Flight time~1h 00mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled3.7%recent route rate · 1 of 27

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Cape Air

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days

History

operated legs · board outcomes
10-199K1777departed+12
10-199K1781departed−1
10-199K1789departed−9
10-189K1775departed+0
10-189K1777cancelledCNX
10-189K1785departed+42
10-189K1789departed+6
10-179K1775departed−11
10-179K1777departed+2
10-179K1781departed−8
10-179K1785departed+0
10-179K1789departed+18
10-169K1775departed+458
10-169K1777departed+12
10-169K1781departed+319
10-159K1775departed+477
10-159K1777departed−13
10-149K1775departed+313
10-149K1777departed+417
10-149K1781departed+138
10-149K689departed+13
10-139K1775departed+1
10-139K1781departed+11
10-139K1789departed+20
10-129K1777departed+19
10-129K1781departed+303
10-129K1789departed−22

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
BILBillings +8 min smooth Full BIL delay board →
SDYSidney tracking Full SDY delay board →

How the Billings to Sidney route actually runs

Pro Flight Search records official board updates for nonstop BIL to SDY flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Billings (BIL) to Sidney (SDY) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/BIL-SDY
How we measure this →

BIL to SDY questions

Is BIL–SDY running on time right now?

Smooth skies ahead. The departure side at BIL is the weaker end, route health score 88/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on BIL–SDY?

Operators schedule morning departures around 07:20 and evening departures around 18:06 from BIL. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SDY delay card to confirm conditions when you'd arrive.

How long is the flight from BIL to SDY?

Great-circle distance is 393 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 58–64 min gate-to-gate on this route.

How often does BIL–SDY fly?

Cape Air runs the route with about 32 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.