DL2173Delta Air Lines · BOI → SLC
updated 46m ago
Route confirmed Delta Air Lines

DL2173 BoiseBOI · 06:00 Salt Lake CitySLC · 07:15

DL2173 by Delta Air Lines flies from Boise (BOI) to Salt Lake City (SLC) for the Tue, Nov 3 departure.

Right nowLanded in Salt Lake City · today
06:55

arrived at SLC · 20 min early

⚖ DL2173 typically leaves +10 and lands −20. The air wins minutes back.
Typical gate push+10 minmedian posted departure
Typical arrival−20 minmedian over 14 operations
Wins back in air~30 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 14tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
11-03
+12 gate · −20 arrival
11-02
+4 gate · −22 arrival
11-01
+18 gate · −7 arrival
10-31
+12 gate · −18 arrival
10-30
+10 gate · −18 arrival
10-29
+2 gate · −30 arrival
10-28
+8 gate · −21 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival −20 min · 0 cancelled · 14 operations tracked

The route today

live boards
BOIBoiseOn-time likelyBOI delay board →
SLCSalt Lake CityOn-time likelySLC delay board →
BOI→SLCevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
41%Chance of 15+ min delay
0.3%Chance of cancellation
+11 minTypical airport delay in this weather

Conditions at BOI and SLC are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow at Boise

Forecast

Wed 4 Nov, local date

High14°Clikely 12°C to 17°C
Low5°Clikely 2°C to 7°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Salt Lake City

Forecast

Wed 4 Nov, local date

High11°Clikely 9°C to 13°C
Low5°Clikely 3°C to 7°C
  • 71% chance of rain

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Boise to Salt Lake City flights today

same route · Delta Air Lines
DL3607departs 08:49
DL1744departs 11:32
DL2095departs 13:06
DL4018departs 18:44
DL2920departs 18:49

If DL2173 is cancelled, these are the other Delta Air Lines nonstop flights from Boise to Salt Lake City on the same day, with scheduled departure times in BOI local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How DL2173 actually runs

Pro Flight Search has tracked every published board update for DL2173 across the BOI and SLC boards: schedule changes, gate pushes and actual clocks. Usually lands ~9 min early. Based on 14 confirmed landings · 11/14 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how DL2173 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
11-03BOI 06:00 06:12 (+12)SLC 07:15 06:55 (−20)
11-02BOI 06:00 06:04 (+4)SLC 07:15 06:53 (−22)
11-01BOI 06:00 06:18 (+18)SLC 07:15 07:08 (−7)
10-31BOI 06:00 06:12 (+12)SLC 07:15 06:57 (−18)
10-30BOI 06:00 06:10 (+10)SLC 07:15 06:57 (−18)
10-29BOI 06:00 06:02 (+2)SLC 07:15 06:45 (−30)
10-28BOI 06:00 06:08 (+8)SLC 07:15 06:54 (−21)
10-27BOI 06:00 06:23 (+23)SLC 07:15 07:03 (−12)
10-26BOI 06:00 06:08 (+8)SLC 07:15 06:53 (−22)
10-25BOI 06:00 06:09 (+9)SLC 07:15 06:53 (−22)
10-24BOI 06:00 07:26 (+86)SLC 07:15 08:15 (+60)
10-23BOI 06:00 06:13 (+13)SLC 07:15 07:06 (−9)
10-22BOI 06:00 06:07 (+7)SLC 07:15 06:52 (−23)
10-21BOI 06:00 06:05 (+5)SLC 07:15 06:49 (−26)

Aircraft

Recent tails: N137DU, N341DU, N103DU, N110DU.

Board clocks recorded as BOI and SLC published them.

Planning around DL2173? 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: DL2173 Boise to Salt Lake City on-time performance, measured from the BOI and SLC airport boards.

Canonical URL
https://proflightsearch.com/flight/DL2173
How we measure this →