B61234JetBlue Airways · SFO → BOS
live · 5m ago
Route confirmed JetBlue Airways

B61234 San FranciscoSFO · 14:50 BostonBOS · 23:58

B61234 by JetBlue Airways flies from San Francisco (SFO) to Boston (BOS) for the Thu, Nov 5 departure.

Right nowOn Time · gate B18
14:50

departs SFO · on schedule

Wins back in air~41 minmedian gate push vs arrival · how planes make up time →

The route today

live boards
SFOSan FranciscoOn-time likelySFO delay board →
BOSBostonOn-time likelyBOS delay board →
SFO→BOSevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
45%Chance of 15+ min delay
2.4%Chance of cancellation
+10 minTypical airport delay in this weather

Conditions at SFO and BOS 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 San Francisco

Forecast

Fri 6 Nov, local date

High21°Clikely 20°C to 23°C
Low12°Clikely 11°C to 14°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 Boston

Forecast

Fri 6 Nov, local date

High21°Clikely 19°C to 22°C
Low16°Clikely 13°C to 19°C
  • 97% 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 San Francisco to Boston flights today

same route · JetBlue Airways
B6434departs 07:30
B61734departs 10:44
B61034departs 12:14
B61634departs 12:30
B6734departs 15:19
B6134departs 22:10

If B61234 is cancelled, these are the other JetBlue Airways nonstop flights from San Francisco to Boston on the same day, with scheduled departure times in SFO 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 B61234 actually runs

Pro Flight Search has tracked every published board update for B61234 across the SFO and BOS boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 2 completed legs so far: left about 13 min early but landed about 54 min early. Not enough to call it.

The verdict above is that record speaking, so it reflects how B61234 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
11-02SFO 14:50 14:36 (−14)BOS 23:58 22:59 (−59)
11-01SFO 14:50 14:37 (−13)BOS 23:58 23:08 (−50)

Board clocks recorded as SFO and BOS published them.

Planning around B61234? 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: B61234 San Francisco to Boston on-time performance, measured from the SFO and BOS airport boards.

Canonical URL
https://proflightsearch.com/flight/B61234
How we measure this →