Air India Limited
Is AI173 delayed?
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Service date: · Scheduled arrival date; departure time unavailable (America/Los_Angeles)
26 min early
Official source · Updated
Departure
Kolkata
CCU
Scheduled
Not available
Arrival
San Francisco
SFO
Actual
Sep 4
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
Service date: · Scheduled departure date (Asia/Kolkata)
Departed
This update may be out of date. Check with your airline.
Update time unavailable
Departure
New Delhi
DEL
Estimated
Sep 4
Arrival
Kolkata
CCU
Scheduled
Sep 3
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 27 min early
CCU → SFO
- 34 min early
CCU → SFO
- 28 min early
CCU → SFO
- 8 min early
CCU → SFO
- 16 min early
CCU → SFO
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 14
- Arrivals over 15 minutes late
- 2
- Observed cancellations
- 0
- Observed occurrences
- 14
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 17, 2026Arrived | Kolkata | San Francisco | -27 | |
| Sep 16, 2026Arrived | Kolkata | San Francisco | -34 | |
| Sep 15, 2026Arrived | Kolkata | San Francisco | -28 | |
| Sep 14, 2026Arrived | Kolkata | San Francisco | -8 | |
| Sep 13, 2026Arrived | Kolkata | San Francisco | -16 | |
| Sep 12, 2026Arrived | Kolkata | San Francisco | 26 | |
| Sep 11, 2026Arrived | Kolkata | San Francisco | 34 | |
| Sep 10, 2026Arrived | Kolkata | San Francisco | -19 | |
| Sep 9, 2026Arrived | Kolkata | San Francisco | 15 | |
| Sep 8, 2026Arrived | Kolkata | San Francisco | 8 | |
| Sep 7, 2026Arrived | Kolkata | San Francisco | -5 | |
| Sep 6, 2026Arrived | Kolkata | San Francisco | -54 | |
| Sep 5, 2026Arrived | Kolkata | San Francisco | -34 | |
| Sep 4, 2026Arrived | Kolkata | San Francisco | -26 |