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San Francisco (SFO) to Boston (BOS) flight prices

A quick snapshot of San Francisco (SFO) to Boston (BOS) fares — lowest and typical prices plus the cheapest months and weekdays to fly, the airlines on the route and the usual duration.

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310 USD

Range observed: 140–680 USD

Estimated median price for a one-way ticket

Departure date (median): Jun 28, 2026
Based on OTA logs: Apr 11, 2026

Select dates & search exact price
Price graph and price trends for San Francisco International-Boston Logan International Airport
Weekly price trend
Today
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Week
16
20
24
28
32
36
40
44
48
USD 122–160
USD 161–198
USD 199–237
USD 238–275
USD 276–315
Monthly price summary
March
April
May
June
July
August
September
OctoberBest price
November
DecemberMost expensive

Ticket prices for San Francisco to Boston (March 2026 - December 2026) are shown here with weekly or monthly averages to indicate cheaper and more expensive periods.

Source: Flightprices.com & Kayak.com
Forecast updated: March 2, 2026.
Flight information
SFO → BOS
Flight frequency
114 flights/week
Type
Direct flight
Duration
5 hours 48 minutes
Airlines with non-stop flights on this route:
JetBlue logo JetBlue United logo United Delta logo Delta
FAQ – San Francisco (SFO) → Boston (BOS)

Yes — JetBlue operates non-stop low-cost flights between San Francisco and Boston.

Based on recent price logs, the cheapest month(s) is May 2026. Use the monthly view above to spot the dip weeks.

From our previous flight searches the average price is around 310 (USD).

Based on price logs for the next 12 months, the cheapest day(s) to depart is Wednesday. Compare weekdays in the fare calendar to target these departures.

Usually yes, but not always. Check both options — you can easily switch between them in our widget.

For domestic routes like SFO-BOS, good deals often appear a few weeks out. Watch for sales and avoid peak dates.
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