DL702Delta Air LinesIn the air, 81 min late
Left SLC at 18:46, 81 min after its 17:25 slot.
- Landing
- 01:00BOS board estimate · sched 23:59
live
Direct flights from Salt Lake City (SLC) to Boston (BOS): 7 nonstop departures observed each week across 1 airline. 60% of the last 5 operated flights arrived within 15 minutes of schedule. The median arrival is 6 minutes early. No cancellations were recorded across the 5 tracked flights. The nonstop covers 3,380 km, an estimated 4 hours 50 minutes in the air. Measured by Pro Flight Search from live flight boards at Salt Lake City and Boston. Updated 17 October 2026 at 02:09 UTC.
Today, SLC → BOS
Fri 16 Oct · local times- 09:55 DL657Delta Left 10:48 +53 Landed 16:58 +20
- 10:00 1I152NetJets Aviation Left 09:47 ·
- 17:25 DL702Delta Air Lines Left 18:46 +81 BOS est. 01:00 +61In the air · sched 23:59
- · DL696Delta On schedule BOS est. 06:13sched 06:25
Checked SLC board 19:11 · BOS board 22:09
SLC
Salt Lake City
smooth · +4
BOS
Boston
disrupted · +64
3,380 km · ~4h 50m est.
Runs mixed · 1 airline · 7x weekly · nonstop
60% on time
of the last 5 operated SLC → BOS flights arrived within 15 minutes
Median arrival delay is −6 min. 0 of 5 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−6 minacross the last 5 operated legs
Flight time~4h 50mestimated from route distance
Weekly departures7x1 direct airline on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Delta Air Lines
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 daysHistory
operated legs · board outcomes10-161I152departed−13
Actual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at BOS: 39% odds of a 15+ minute delay and around +9 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Salt Lake City to Boston route actually runs
Pro Flight Search records official board updates for nonstop SLC to BOS 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 — Salt Lake City (SLC) to Boston (BOS) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/SLC-BOS
SLC to BOS questions
Is SLC–BOS running on time right now?
Some delays possible. The arrival side at BOS is the weaker end, route health score 53/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on SLC–BOS?
Operators schedule morning departures around 09:55 and evening departures around 17:25 from SLC. Earlier flights typically land before destination-airport delays accumulate later in the day; check the BOS delay card to confirm conditions when you'd arrive.
How long is the flight from SLC to BOS?
Great-circle distance is 3,380 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 269–320 min gate-to-gate on this route.
How often does SLC–BOS fly?
Delta Air Lines runs the route with about 21 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.
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