Boston (BOS) to San Francisco (SFO), Dec 19, 2026 – Jan 1, 2027: from $494 round trip

Boston (BOS) to San Francisco (SFO), Dec 19, 2026 – Jan 1, 2027: from $494 round trip on Axel, checked Oct 29, 2026. Lowest published fare: $494 round trip, Axel-exclusive, Southwest Airlines, 1 stop, Dec 19, 2026 – Jan 1, 2027, 1 adult, economy, checked Oct 29, 2026. Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Carry-on included. Basic economy may apply.

See flights for these dates: each price link opens AI flight search for that row's exact dates and travelers. Select the complete itinerary there.

Exact travel dates	Airline	Flights	Times, duration, stops	Total price	Price issued (UTC)
2026-12-19 → 2027-01-01	JetBlue Airways	B6333 / B6434	15:45:00→19:39:00 6h 54m nonstop · 08:10:00→16:45:00 5h 35m nonstop · carry-on included	Axel-exclusive $564.00	2026-10-29T00:52:48Z
2026-12-19 → 2027-01-01	Delta Air Lines	DL1655 / DL400	16:50:00→20:38:00 6h 48m nonstop · 07:00:00→15:34:00 5h 34m nonstop · carry-on included	Axel-exclusive $620.40	2026-10-29T00:52:48Z
2026-12-19 → 2027-01-01	United Airlines	UA1367 / UA796	13:40:00→17:38:00 6h 58m nonstop · 21:25:00→06:05:00 5h 40m nonstop · carry-on included	Axel-exclusive $690.40	2026-10-29T00:52:48Z
2026-12-19 → 2027-01-01	Southwest Airlines	WN4995 + WN786 / WN2989 + WN4431	07:10:00→12:45:00 8h 35m 1 stop via MDW · 13:05:00→23:25:00 7h 20m 1 stop via STL · carry-on included	Axel-exclusive $493.50	2026-10-29T00:52:48Z
2026-12-19 → 2027-01-01	American Airlines	AA1243 + AS465 / AA3119 + AA2089	09:00:00→15:16:00 9h 16m 1 stop via LAX · 23:46:00→10:32:00 7h 46m 1 stop via ORD · carry-on included	Axel-exclusive $507.60	2026-10-29T00:52:48Z
2026-12-19 → 2027-01-01	JetBlue Airways	B6733 / B6434	20:59:00→00:44:00 6h 45m nonstop · 08:10:00→16:45:00 5h 35m nonstop · carry-on included	Axel-exclusive $564.00	2026-10-29T00:52:48Z
2026-12-19 → 2027-01-01	Delta Air Lines	DL2919 / DL400	20:46:00→00:41:00 6h 55m nonstop · 07:00:00→15:34:00 5h 34m nonstop · carry-on included	Axel-exclusive $620.40	2026-10-29T00:52:48Z
2026-12-19 → 2027-01-01	United Airlines	UA2441 / UA796	06:00:00→09:51:00 6h 51m nonstop · 21:25:00→06:05:00 5h 40m nonstop · carry-on included	Axel-exclusive $690.40	2026-10-29T00:52:48Z
2026-12-19 → 2027-01-01	Southwest Airlines	WN1537 + WN2104 / WN2989 + WN4431	05:00:00→10:30:00 8h 30m 1 stop via DEN · 13:05:00→23:25:00 7h 20m 1 stop via STL · carry-on included	Axel-exclusive $493.50	2026-10-29T00:52:48Z
2026-12-19 → 2027-01-01	Delta Air Lines	DL2222 + DL442 / DL400	13:04:00→19:16:00 9h 12m 1 stop via DTW · 07:00:00→15:34:00 5h 34m nonstop · carry-on included	Axel-exclusive $576.90	2026-10-29T00:52:48Z
2026-12-19 → 2027-01-01	Delta Air Lines	DL1127 + DL2809 / DL400	15:05:00→20:49:00 8h 44m 1 stop via MSP · 07:00:00→15:34:00 5h 34m nonstop · carry-on included	Axel-exclusive $576.90	2026-10-29T00:52:48Z
2026-12-19 → 2027-01-01	United Airlines	UA2098 + UA1434 / UA796	09:30:00→15:44:00 9h 14m 1 stop via IAD · 21:25:00→06:05:00 5h 40m nonstop · carry-on included	Axel-exclusive $639.65	2026-10-29T00:52:48Z

Hotels in San Francisco for these trips

Hotels: under a trip, hotels in San Francisco for exactly those nights link to the hotel pages for 2 adults in 1 room. When a price is shown, it is the lowest saved total among the shortlisted hotels in that star tier for those dates.

Hotels in San Francisco for these nights (Dec 19 – Jan 1, 2027 · 13 nights · 2 adults, 1 room): 3★ Hotel Del Sol · 4★ LUMA Hotel San Francisco · 5★ Four Seasons Hotel San Francisco at Embarcadero

All hotels in San Francisco

Route overview: Boston to San Francisco (SFO) flight deals

2026-12-19 → 2027-01-01 · Axel-exclusive $564.00

JetBlue Airways B6333: BOS 2026-12-19 15:45:00 → SFO 2026-12-19 19:39:00; nonstop; 414 minutes. Local airport times.
JetBlue Airways B6434: SFO 2027-01-01 08:10:00 → BOS 2027-01-01 16:45:00; nonstop; 335 minutes. Local airport times.

2026-12-19 → 2027-01-01 · Axel-exclusive $620.40

Delta Air Lines DL1655: BOS 2026-12-19 16:50:00 → SFO 2026-12-19 20:38:00; nonstop; 408 minutes. Local airport times.
Delta Air Lines DL400: SFO 2027-01-01 07:00:00 → BOS 2027-01-01 15:34:00; nonstop; 334 minutes. Local airport times.

2026-12-19 → 2027-01-01 · Axel-exclusive $690.40

United Airlines UA1367: BOS 2026-12-19 13:40:00 → SFO 2026-12-19 17:38:00; nonstop; 418 minutes. Local airport times.
United Airlines UA796: SFO 2027-01-01 21:25:00 → BOS 2027-01-02 06:05:00; nonstop; 340 minutes. Local airport times.

2026-12-19 → 2027-01-01 · Axel-exclusive $493.50

Southwest Airlines WN4995 / WN786: BOS 2026-12-19 07:10:00 → SFO 2026-12-19 12:45:00; 1 stop(s) via MDW; 515 minutes. Local airport times.
- WN4995: BOS 2026-12-19 07:10:00 → MDW 2026-12-19 08:55:00; layover at MDW: 60 minutes.
- WN786: MDW 2026-12-19 09:55:00 → SFO 2026-12-19 12:45:00.
Southwest Airlines WN2989 / WN4431: SFO 2027-01-01 13:05:00 → BOS 2027-01-01 23:25:00; 1 stop(s) via STL; 440 minutes. Local airport times.
- WN2989: SFO 2027-01-01 13:05:00 → STL 2027-01-01 18:55:00; layover at STL: 60 minutes.
- WN4431: STL 2027-01-01 19:55:00 → BOS 2027-01-01 23:25:00.

2026-12-19 → 2027-01-01 · Axel-exclusive $507.60

American Airlines AA1243 / AS465: BOS 2026-12-19 09:00:00 → SFO 2026-12-19 15:16:00; 1 stop(s) via LAX; 556 minutes. Local airport times.
- AA1243: BOS 2026-12-19 09:00:00 → LAX 2026-12-19 12:32:00; layover at LAX: 78 minutes.
- AS465: LAX 2026-12-19 13:50:00 → SFO 2026-12-19 15:16:00.
American Airlines AA3119 / AA2089: SFO 2027-01-01 23:46:00 → BOS 2027-01-02 10:32:00; 1 stop(s) via ORD; 466 minutes. Local airport times.
- AA3119: SFO 2027-01-01 23:46:00 → ORD 2027-01-02 05:59:00; layover at ORD: 60 minutes.
- AA2089: ORD 2027-01-02 06:59:00 → BOS 2027-01-02 10:32:00.

2026-12-19 → 2027-01-01 · Axel-exclusive $564.00

JetBlue Airways B6733: BOS 2026-12-19 20:59:00 → SFO 2026-12-20 00:44:00; nonstop; 405 minutes. Local airport times.
JetBlue Airways B6434: SFO 2027-01-01 08:10:00 → BOS 2027-01-01 16:45:00; nonstop; 335 minutes. Local airport times.

2026-12-19 → 2027-01-01 · Axel-exclusive $620.40

Delta Air Lines DL2919: BOS 2026-12-19 20:46:00 → SFO 2026-12-20 00:41:00; nonstop; 415 minutes. Local airport times.
Delta Air Lines DL400: SFO 2027-01-01 07:00:00 → BOS 2027-01-01 15:34:00; nonstop; 334 minutes. Local airport times.

2026-12-19 → 2027-01-01 · Axel-exclusive $690.40

United Airlines UA2441: BOS 2026-12-19 06:00:00 → SFO 2026-12-19 09:51:00; nonstop; 411 minutes. Local airport times.
United Airlines UA796: SFO 2027-01-01 21:25:00 → BOS 2027-01-02 06:05:00; nonstop; 340 minutes. Local airport times.

2026-12-19 → 2027-01-01 · Axel-exclusive $493.50

Southwest Airlines WN1537 / WN2104: BOS 2026-12-19 05:00:00 → SFO 2026-12-19 10:30:00; 1 stop(s) via DEN; 510 minutes. Local airport times.
- WN1537: BOS 2026-12-19 05:00:00 → DEN 2026-12-19 07:40:00; layover at DEN: 60 minutes.
- WN2104: DEN 2026-12-19 08:40:00 → SFO 2026-12-19 10:30:00.
Southwest Airlines WN2989 / WN4431: SFO 2027-01-01 13:05:00 → BOS 2027-01-01 23:25:00; 1 stop(s) via STL; 440 minutes. Local airport times.
- WN2989: SFO 2027-01-01 13:05:00 → STL 2027-01-01 18:55:00; layover at STL: 60 minutes.
- WN4431: STL 2027-01-01 19:55:00 → BOS 2027-01-01 23:25:00.

2026-12-19 → 2027-01-01 · Axel-exclusive $576.90

Delta Air Lines DL2222 / DL442: BOS 2026-12-19 13:04:00 → SFO 2026-12-19 19:16:00; 1 stop(s) via DTW; 552 minutes. Local airport times.
- DL2222: BOS 2026-12-19 13:04:00 → DTW 2026-12-19 15:19:00; layover at DTW: 100 minutes.
- DL442: DTW 2026-12-19 16:59:00 → SFO 2026-12-19 19:16:00.
Delta Air Lines DL400: SFO 2027-01-01 07:00:00 → BOS 2027-01-01 15:34:00; nonstop; 334 minutes. Local airport times.

2026-12-19 → 2027-01-01 · Axel-exclusive $576.90

Delta Air Lines DL1127 / DL2809: BOS 2026-12-19 15:05:00 → SFO 2026-12-19 20:49:00; 1 stop(s) via MSP; 524 minutes. Local airport times.
- DL1127: BOS 2026-12-19 15:05:00 → MSP 2026-12-19 17:25:00; layover at MSP: 64 minutes.
- DL2809: MSP 2026-12-19 18:29:00 → SFO 2026-12-19 20:49:00.
Delta Air Lines DL400: SFO 2027-01-01 07:00:00 → BOS 2027-01-01 15:34:00; nonstop; 334 minutes. Local airport times.

2026-12-19 → 2027-01-01 · Axel-exclusive $639.65

United Airlines UA2098 / UA1434: BOS 2026-12-19 09:30:00 → SFO 2026-12-19 15:44:00; 1 stop(s) via IAD; 554 minutes. Local airport times.
- UA2098: BOS 2026-12-19 09:30:00 → IAD 2026-12-19 11:15:00; layover at IAD: 80 minutes.
- UA1434: IAD 2026-12-19 12:35:00 → SFO 2026-12-19 15:44:00.
United Airlines UA796: SFO 2027-01-01 21:25:00 → BOS 2027-01-02 06:05:00; nonstop; 340 minutes. Local airport times.

Travelers: prices on this page are totals for 1 adult. For a different party, open this trip for 2 adults · 3 adults · 4 adults · 2 adults + 1 child · 2 adults + 2 children; each link opens AI flight search for these dates and those travelers, and the customer link to share comes from those results.

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This page: Boston (BOS) to San Francisco (SFO) · Dec 19, 2026 · return Jan 1, 2027: 1 adult in economy, every priced fare with its flights, times and total, each with the time its price was issued. Under a trip, hotels in San Francisco for exactly those nights link to the hotel pages for 2 adults in 1 room. Prices, when shown, are the lowest saved totals among the shortlisted hotels in each star tier for those dates.
Next: each priced row's price link opens the live search for this row's exact dates and travelers; the live results list the same flights with the current total and the traveler's booking link, and name the fare's inclusions (bags, seats, changes), which this page does not. A changed price or flight shows there. Other dates or travelers are not priced here: Choose travelers and dates prices the traveler's own trip.
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