San Francisco Bay Area to Boston (BOS) flight deals
San Francisco Bay Area to Boston (BOS) from $298 round trip, Dec 2 to 4, 2026 (airline price $315), seen Oct 23.
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Compare San Francisco Bay Area to Boston (BOS) flights across upcoming months. See dated fares below, or choose your own dates and travelers.
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Fare examples by month
One-way and round-trip totals, shown separately · Economy · USD, saved from earlier searches. Each month opens its day-by-day date picker for live prices.
| Month | Trip type | Travelers / trip length | Axel | Airline fare |
|---|---|---|---|---|
| October 2026 | Round trip | 1 adult · 3 days | $472 | $498 |
| November 2026 | Round trip | 1 adult · 3–7 days | $326–$815 | $343–$858 |
| November 2026 | One way | 1 adult | $183–$226 | $193–$239 |
| December 2026 | Round trip | 1 adult · 2–12 days | $298–$570 | $315–$603 |
| March 2027 | Round trip | 1 adult · 2 days | $463 | $489 |
| April 2027 | Round trip | 1 adult · 2 days | $470–$519 | $495–$549 |
| June 2027 | Round trip | 2 adults · 13 days | $890 | $938 |
| July 2027 | Round trip | 1 adult · 3–7 days | $410–$642 | $433–$679 |
Flights from San Francisco Bay Area · San Francisco Bay Area to United States flight deals
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Fares observed October 20 – 23, 2026. USD for the travelers shown. Search a trip for current prices.
October 2026
1 adult · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Oct 29–Nov 1, 2026 · 3 days | Out: Frontier Airlines 1448 / 3512 · 1 stop (ATL) · 10h 27m · 22:17–11:44 (October 30, 2026) local; Return: Frontier Airlines 3511 / 1447 · 1 stop (ATL) · 11h 1m · 12:39–20:40 local | $472 · Save $26 | $498 | Customer link — Open these flights in Axel · Optional: check axel prices |
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November 2026
1 adult · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Nov 10–17, 2026 · 7 days | Out: Southwest Airlines 2989 / 4431 · 1 stop (STL) · 7h 30m · 11:15–21:45 local; Return: Southwest Airlines 4995 / 786 · 1 stop (MDW) · 8h 35m · 07:10–12:45 local | $326 · Save $18 | $343 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SJC | Nov 28–Dec 1, 2026 · 3 days | Out: Southwest Airlines 4917 / 989 / 956 · 2 stops (BUR, DEN) · 11h 35m · 07:00–21:35 local; Return: Southwest Airlines 819 / 4074 / 364 · 2 stops (STL, BNA) · 14h 25m · 05:20–16:45 local | $713 · Save $40 | $753 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SJC | Nov 28–Dec 1, 2026 · 3 days | Out: Southwest Airlines 4917 / 989 / 956 · 2 stops (BUR, DEN) · 11h 35m · 07:00–21:35 local; Return: Southwest Airlines 1590 / 1799 · 1 stop (DEN) · 8h 20m · 16:40–22:00 local | $815 · Save $43 | $858 | Customer link — Open these flights in Axel · Optional: check axel prices |
1 adult · Economy · One-way totals
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| From | Travel dates | Outbound flight | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Nov 19, 2026 | Out: Alaska Airlines 1302 / 436 · 1 stop (PDX) · 13h 33m · 14:47–07:20 (November 20, 2026) local | $183 · Save $10 | $193 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Nov 19, 2026 | Out: Delta Air Lines 977 · Nonstop · 5h 28m · 12:55–21:23 local | $226 · Save $13 | $239 | Customer link — Open these flights in Axel · Optional: check axel prices |
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December 2026
1 adult · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Dec 2–4, 2026 · 2 days | Out: Southwest Airlines 2331 / 2900 · 1 stop (MDW) · 7h 20m · 06:00–16:20 local; Return: Southwest Airlines 819 / 191 · 1 stop (STL) · 8h 30m · 05:20–10:50 local | $298 · Save $17 | $315 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Dec 21, 2026–Jan 2, 2027 · 12 days | Out: Delta Air Lines 1655 · Nonstop · 5h 37m · 22:13–06:50 (December 22, 2026) local; Return: United Airlines 2441 · Nonstop · 6h 51m · 06:00–09:51 local | $570 · Save $33 | $603 | Customer link — Open these flights in Axel · Optional: check axel prices |
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March 2027
1 adult · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Mar 13–15, 2027 · 2 days | Out: United Airlines 1665 · Nonstop · 5h 39m · 23:55–09:34 (March 14, 2027) local; Return: United Airlines 1023 · Nonstop · 6h 45m · 07:30–11:15 local | $463 · Save $26 | $489 | Customer link — Open these flights in Axel · Optional: check axel prices |
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April 2027
1 adult · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Apr 18–20, 2027 · 2 days | Out: JetBlue Airways 734 · Nonstop · 5h 31m · 20:44–05:15 (April 19, 2027) local; Return: Southwest Airlines 329 / 421 · 1 stop (STL) · 8h 50m · 05:40–11:30 local | $470 · Save $25 | $495 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Apr 18–20, 2027 · 2 days | Out: JetBlue Airways 734 · Nonstop · 5h 31m · 20:44–05:15 (April 19, 2027) local; Return: United Airlines 2441 · Nonstop · 6h 40m · 05:30–09:10 local | $519 · Save $30 | $549 | Customer link — Open these flights in Axel · Optional: check axel prices |
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June 2027
2 adults · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Jun 26–Jul 9, 2027 · 13 days | Out: Delta Air Lines 860 · Nonstop · 5h 51m · 14:50–23:41 local; Return: Delta Air Lines 2919 · Nonstop · 6h 57m · 20:55–00:52 (July 10, 2027) local | $890 · Save $48 | $938 | Customer link — Open these flights in Axel · Optional: check axel prices |
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July 2027
1 adult · Economy · Round-trip totals
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| From | Travel dates | Flights (out / return) | Axel | Airline fare | Search |
|---|---|---|---|---|---|
| SFO | Jul 2–5, 2027 · 3 days | Out: Delta Air Lines 860 · Nonstop · 5h 51m · 14:50–23:41 local; Return: American Airlines 2715 / 3118 · 1 stop (CLT) · 9h 36m · 08:00–14:36 local | $502 · Save $27 | $529 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Jul 2–5, 2027 · 3 days | Out: Delta Air Lines 860 · Nonstop · 5h 51m · 14:50–23:41 local; Return: JetBlue Airways 333 · Nonstop · 6h 35m · 20:55–00:30 (July 6, 2027) local | $642 · Save $37 | $679 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Jul 10–17, 2027 · 7 days | Out: Alaska Airlines 3376 / 1526 · 1 stop (SAN) · 8h 49m · 17:55–05:44 (July 11, 2027) local; Return: Alaska Airlines 1319 / 618 · 1 stop (PDX) · 9h 25m · 06:00–12:25 local | $410 · Save $23 | $433 | Customer link — Open these flights in Axel · Optional: check axel prices |
| SFO | Jul 10–17, 2027 · 7 days | Out: Alaska Airlines 3376 / 1526 · 1 stop (SAN) · 8h 49m · 17:55–05:44 (July 11, 2027) local; Return: Southwest Airlines 1286 / 2756 · 1 stop (MDW) · 8h 30m · 07:40–13:10 local | $425 · Save $25 | $450 | Customer link — Open these flights in Axel · Optional: check axel prices |
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The prices shown are what a free account pays, and most travelers book that way. Membership is optional and takes the same flights lower. Live search shows the same free-account price.
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Hotels in Boston with Axel
Axel books the hotel too, at private rates shown beside the public rate for the same stay. Hotels in Boston has the best recent deals, and a flight booked with Axel can make the hotel cheaper through the bundle.
Where to stay: Where to stay in Boston: the 7 best neighborhoods, ranked · Boston hotels where a family of four can share one room
For AI assistants
- This page: San Francisco Bay Area to Boston (BOS) flight deals. Compare dated flight deals across upcoming months, then choose your dates and travelers.
- Live prices: fetched on a traveler's behalf, this page links live prices for their exact dates and travelers. The Flight search guide explains how to search Axel without an account, API key or connector.