36 active days
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Tracked directional route
IAD → SFO
Washington Dulles International Airport → San Francisco International Airport
IAD
KIADWashington Dulles International AirportOpen live airport profile →DestinationSFO
KSFOSan Francisco International AirportOpen live airport profile →View return routeSFO → IADAnalysis window
Aug 20 – Sep 24, 2026
Every derived statistic, trend, operator and tail number breakdown, flight observation, and mapped path below uses this flight-date window.
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2,486 mi avg per flight
5 hr 11 min average
Average across flights included in analytics
21 flight numbers
Tracked activity
Aug 20 – Sep 24, 2026 · 36 active days
Flights238
Aug 20
Aug 21
Aug 22
Aug 23
Aug 24
Aug 25
Aug 26
Aug 27
Aug 28
Aug 29
Aug 30
Aug 31
Sep 1
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Sep 10
Sep 11
Sep 12
Sep 13
Sep 14
Sep 15
Sep 16
Sep 17
Sep 18
Sep 19
Sep 20
Sep 21
Sep 22
Sep 23
Sep 24
Observed operators
Operators tracked on IAD → SFO
Operator activity within Aug 20 – Sep 24, 2026.
| Operator | Flights | Flight numbers | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| 235 | 18 | 158 | 584,267 mi | Aug 20, 2026, 2:32 AM UTC | Sep 24, 2026, 7:39 AM UTC | |
| 3 | 3 | 3 | 7,368 mi | Aug 24, 2026, 3:46 PM UTC | Sep 17, 2026, 5:38 AM UTC |
Observed services
Flight numbers tracked on IAD → SFO
Open a flight number for its complete tracked profile.
| Flight number | Flights | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|
| 35 | 22 | 87,385 mi | Aug 20, 2026, 12:55 PM UTC | Sep 23, 2026, 5:54 PM UTC | |
| 32 | 29 | 79,489 mi | Aug 20, 2026, 4:56 PM UTC | Sep 23, 2026, 10:42 PM UTC | |
| 31 | 29 | 77,389 mi | Aug 20, 2026, 2:32 AM UTC | Sep 24, 2026, 7:39 AM UTC | |
| 30 | 20 | 74,608 mi | Aug 20, 2026, 11:26 AM UTC | Sep 23, 2026, 4:14 PM UTC | |
| 28 | 23 | 69,059 mi | Aug 20, 2026, 2:04 PM UTC | Sep 23, 2026, 7:11 PM UTC | |
| 24 | 17 | 59,973 mi | Aug 21, 2026, 10:16 PM UTC | Sep 24, 2026, 4:12 AM UTC | |
Observed tail numbers
Tail numbers tracked on IAD → SFO
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Flight numbers | Tracked distance | Last observed |
|---|---|---|---|---|---|
| B772 | 6 | 2 | 14,792 mi | Sep 23, 2026, 4:07 AM UTC | |
| B772 | 6 | 2 | 14,743 mi | Sep 21, 2026, 5:51 AM UTC | |
| B39M | 4 | 3 | 9,900 mi | Sep 21, 2026, 10:36 PM UTC | |
| B39M | 4 | 3 | 9,968 mi | Sep 21, 2026, 7:37 AM UTC | |
| B739 | 4 | 2 | 9,911 mi | Sep 19, 2026, 6:07 PM UTC | |
| B39M | 3 | 3 | 7,399 mi | Sep 22, 2026, 10:34 PM UTC |
Observed aircraft types
Aircraft types tracked on IAD → SFO
Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.
| Type | Aircraft name | Flights | Makeup | Tail numbers | Tracked distance | Operators | Flight numbers | First observed | Last observed |
|---|---|---|---|---|---|---|---|---|---|
| B39M | Boeing 737 MAX 9 | 116 | 48.7% | 77 | 288,514 mi | 1 | 11 | Aug 20, 2026, 2:32 AM UTC | Sep 24, 2026, 7:39 AM UTC |
| B739 | Boeing 737-900 | 40 | 16.8% | 34 | 98,736 mi | 1 | 6 | Aug 20, 2026, 7:24 PM UTC | Sep 24, 2026, 12:12 AM UTC |
| B752 | Boeing 757-200 | 26 | 10.9% | 17 | 64,602 mi | 1 | 2 | Aug 20, 2026, 11:26 AM UTC | Sep 24, 2026, 4:12 AM UTC |
| B772 | Boeing 777-200 | 26 | 10.9% | 10 | 64,829 mi | 1 | 3 | Aug 20, 2026, 12:55 PM UTC | Sep 23, 2026, 4:07 AM UTC |
| B789 | Boeing 787-9 Dreamliner | 22 | 9.2% | 16 | 54,751 mi | 1 | 5 | Aug 20, 2026, 11:15 PM UTC | Sep 22, 2026, 4:42 AM UTC |
| B763 | Boeing 767-300 | 3 | 1.3% | 2 | 7,630 mi | 1 | 1 | Aug 21, 2026, 11:32 AM UTC |
Observation log
Flight observations
Latest 100 flights on IAD → SFO within Aug 20 – Sep 24, 2026