See what Yapta members are tracking from Boston to San Francisco

Airfares for flights from Boston (BOS) to San Francisco (SFO) change frequently. Track prices with Yapta and we'll alert you when prices drop so you can secure the best deal. Sign-up now - it's free!

« change destination city

Select the details link on a flight below to how its airfare has fluctuated

carrier	date	stops	price (last 30 days)	low	high	current
Continental	02/03 02/08	1 1	Dec 30, 2008 $418.50 Dec 29, 2008 $418.50 Dec 28, 2008 $374.50 Dec 27, 2008 $418.50 Dec 26, 2008 $374.50 Dec 25, 2008 $399.50 Dec 24, 2008 $418.50 Dec 23, 2008 $418.50 Dec 22, 2008 $418.50 Dec 20, 2008 $418.50 Dec 19, 2008 $418.50 Dec 18, 2008 $418.50 Dec 17, 2008 $418.50 Dec 16, 2008 $418.50 Dec 15, 2008 $418.50 Dec 14, 2008 $418.50 Dec 13, 2008 $418.50 Dec 12, 2008 $418.50 Dec 11, 2008 $398.50 Dec 10, 2008 $398.50 Dec 09, 2008 $398.50 Dec 08, 2008 $418.51 Dec 07, 2008 $418.51 Dec 06, 2008 $418.51 Dec 05, 2008 $418.51 Dec 04, 2008 $418.51 Dec 03, 2008 $418.51 Dec 02, 2008 $418.51 Dec 01, 2008 $418.51 no data	$374	$419	$418	details	track it
Continental	02/03 02/08	1 1	Dec 30, 2008 $418.50 Dec 29, 2008 $418.50 Dec 28, 2008 $374.50 Dec 27, 2008 $418.50 Dec 26, 2008 $374.50 Dec 25, 2008 $399.50 Dec 24, 2008 $418.50 Dec 23, 2008 $418.50 Dec 22, 2008 $418.50 Dec 21, 2008 $418.50 Dec 20, 2008 $418.50 Dec 19, 2008 $418.50 Dec 18, 2008 $418.50 Dec 17, 2008 $418.50 Dec 16, 2008 $418.50 Dec 15, 2008 $418.50 Dec 14, 2008 $418.50 Dec 13, 2008 $418.50 Dec 12, 2008 $418.50 Dec 11, 2008 $398.50 Dec 10, 2008 $398.50 Dec 09, 2008 $398.50 Dec 08, 2008 $398.50 Dec 06, 2008 $418.51 Dec 05, 2008 $418.51 Dec 04, 2008 $407.51 Dec 03, 2008 $418.51 Dec 02, 2008 $418.51 Dec 01, 2008 $418.51 Nov 30, 2008 $415.51	$374	$419	$418	details	track it
United	02/06 02/08	0 0	Jan 08, 2009 $355.20 Jan 07, 2009 $355.20 Jan 06, 2009 $355.20 Jan 05, 2009 $355.20 Jan 04, 2009 $355.20 Jan 03, 2009 $355.20 Jan 02, 2009 $355.20 Jan 01, 2009 $355.00 Dec 31, 2008 $399.00 Dec 30, 2008 $399.00 Dec 29, 2008 $399.00 Dec 28, 2008 $399.00 Dec 27, 2008 $399.00 Dec 25, 2008 $355.00 Dec 24, 2008 $399.00 Dec 23, 2008 $399.00 Dec 22, 2008 $399.00 Dec 21, 2008 $399.00 Dec 20, 2008 $399.00 Dec 19, 2008 $399.00 Dec 18, 2008 $399.00 Dec 17, 2008 $399.00 Dec 16, 2008 $399.00 Dec 15, 2008 $399.00 Dec 14, 2008 $399.00 Dec 13, 2008 $399.00 no data no data no data no data	$355	$399	$355	details	track it
American	02/13 02/19	0 0	Jan 08, 2009 $359.20 Jan 07, 2009 $419.20 Jan 06, 2009 $355.20 Jan 05, 2009 $429.20 Jan 04, 2009 $359.20 Jan 03, 2009 $359.20 Jan 02, 2009 $359.20 Jan 01, 2009 $337.20 Dec 31, 2008 $359.00 Dec 30, 2008 $359.00 Dec 29, 2008 $359.00 Dec 28, 2008 $359.00 Dec 27, 2008 $359.00 Dec 26, 2008 $337.00 Dec 25, 2008 $337.00 Dec 24, 2008 $359.00 no data no data no data no data no data no data no data no data no data no data no data no data no data no data	$337	$429	$359	details	track it
American	02/13 02/20	0 0	Jan 08, 2009 $387.20 Jan 07, 2009 $299.20 Jan 06, 2009 $539.20 Jan 05, 2009 $539.20 Jan 04, 2009 $359.20 Jan 03, 2009 $359.20 Jan 02, 2009 $359.20 Jan 01, 2009 $337.20 Dec 31, 2008 $359.00 Dec 30, 2008 $359.00 Dec 29, 2008 $359.00 Dec 28, 2008 $359.00 Dec 27, 2008 $359.00 Dec 26, 2008 $337.00 Dec 25, 2008 $337.00 Dec 24, 2008 $359.00 Dec 23, 2008 $359.00 Dec 22, 2008 $359.00 Dec 21, 2008 $359.00 no data no data no data no data no data no data no data no data no data no data no data	$299	$539	$387	details	track it
American	02/13 02/21	0 1	Jan 07, 2009 $549.80 Jan 06, 2009 $457.80 Jan 05, 2009 $549.80 Jan 04, 2009 $409.80 Jan 03, 2009 $409.80 Jan 02, 2009 $365.80 Jan 01, 2009 $387.80 Dec 31, 2008 $479.50 Dec 30, 2008 $409.50 Dec 29, 2008 $479.50 Dec 28, 2008 $369.50 Dec 27, 2008 $409.50 Dec 26, 2008 $347.50 Dec 25, 2008 $347.50 Dec 24, 2008 $409.50 Dec 23, 2008 $369.50 Dec 22, 2008 $409.50 Dec 21, 2008 $509.50 Dec 20, 2008 $469.50 Dec 19, 2008 $509.50 Dec 18, 2008 $579.50 Dec 17, 2008 $479.50 Dec 16, 2008 $479.50 Dec 15, 2008 $479.50 Dec 14, 2008 $479.50 Dec 13, 2008 $479.50 Dec 12, 2008 $549.50 Dec 11, 2008 $409.50 Dec 10, 2008 $369.50 Dec 09, 2008 $409.50	$348	$580	$430	details	track it
United	02/19 02/23	0 0	Jan 08, 2009 $355.20 Jan 07, 2009 $327.20 Jan 06, 2009 $355.20 Jan 05, 2009 $355.20 Jan 04, 2009 $355.20 Jan 03, 2009 $355.20 Jan 02, 2009 $355.20 Jan 01, 2009 $355.20 Dec 31, 2008 $399.00 Dec 30, 2008 $399.00 Dec 29, 2008 $399.00 Dec 28, 2008 $399.00 Dec 27, 2008 $399.00 Dec 25, 2008 $355.00 Dec 24, 2008 $399.00 Dec 23, 2008 $399.00 Dec 22, 2008 $399.00 Dec 21, 2008 $399.00 Dec 20, 2008 $399.00 Dec 19, 2008 $399.00 Dec 18, 2008 $399.00 Dec 17, 2008 $399.00 Dec 16, 2008 $399.00 Dec 15, 2008 $399.00 Dec 14, 2008 $399.00 Dec 13, 2008 $399.00 Dec 12, 2008 $399.00 Dec 11, 2008 $399.00 Dec 10, 2008 $399.00 no data	$327	$399	$355	details	track it
United	02/27 03/08	0 0	Jan 07, 2009 $364.20 Jan 06, 2009 $364.20 Jan 05, 2009 $364.20 Jan 04, 2009 $364.20 Jan 03, 2009 $364.20 Jan 02, 2009 $364.20 Jan 01, 2009 $364.20 Dec 31, 2008 $364.00 Dec 30, 2008 $399.00 Dec 29, 2008 $399.00 Dec 28, 2008 $399.00 Dec 27, 2008 $399.00 Dec 26, 2008 $364.00 Dec 25, 2008 $364.00 Dec 24, 2008 $399.00 Dec 23, 2008 $399.00 Dec 22, 2008 $399.00 Dec 21, 2008 $399.00 Dec 20, 2008 $399.00 Dec 19, 2008 $399.00 Dec 18, 2008 $399.00 Dec 17, 2008 $399.00 Dec 16, 2008 $399.00 Dec 15, 2008 $359.00 Dec 14, 2008 $399.00 Dec 13, 2008 $399.00 Dec 12, 2008 $399.00 Dec 11, 2008 $399.00 no data no data	$359	$399	$364	details	track it
United	02/27 03/08	0 0	Jan 07, 2009 $364.20 Jan 06, 2009 $364.20 Jan 05, 2009 $364.20 Jan 04, 2009 $364.20 Jan 03, 2009 $364.20 Jan 02, 2009 $364.20 Jan 01, 2009 $364.20 Dec 31, 2008 $399.00 Dec 30, 2008 $399.00 Dec 29, 2008 $399.00 Dec 28, 2008 $399.00 Dec 27, 2008 $399.00 Dec 26, 2008 $346.00 Dec 25, 2008 $389.53 no data no data no data no data no data no data no data no data no data no data no data no data no data no data no data no data	$346	$399	$364	details	track it
United	03/05 03/08	0 0	Jan 08, 2009 $373.20 Jan 07, 2009 $373.20 Jan 06, 2009 $373.20 Jan 05, 2009 $373.20 Jan 04, 2009 $373.20 Jan 03, 2009 $373.20 Jan 02, 2009 $373.20 Jan 01, 2009 $373.20 Dec 31, 2008 $399.00 Dec 30, 2008 $399.00 Dec 29, 2008 $399.00 Dec 28, 2008 $399.00 Dec 27, 2008 $399.00 Dec 25, 2008 $373.00 Dec 24, 2008 $399.00 Dec 23, 2008 $399.00 Dec 22, 2008 $399.00 Dec 21, 2008 $399.00 Dec 20, 2008 $399.00 Dec 19, 2008 $399.00 Dec 18, 2008 $399.00 Dec 17, 2008 $399.00 Dec 16, 2008 $399.00 Dec 15, 2008 $399.00 Dec 14, 2008 $399.00 Dec 13, 2008 $399.00 Dec 12, 2008 $399.00 no data no data no data	$373	$399	$373	details	track it

Plan a trip – find airfares & award seats

• Sign in or Join Yapta
  to use this feature

One way Roundtrip

From

To

Departing

Early Morning Morning Afternoon Evening Late Evening 12am - 2am 2am - 4am 4am - 6am 6am - 8am 8am - 10am 10am - 12pm 12pm - 2pm 2pm - 4pm 4pm - 6pm 6pm - 8pm 8pm - 10pm 10pm - 12am

Returning

Early Morning Morning Afternoon Evening Late Evening 12am - 2am 2am - 4am 4am - 6am 6am - 8am 8am - 10am 10am - 12pm 12pm - 2pm 2pm - 4pm 4pm - 6pm 6pm - 8pm 8pm - 10pm 10pm - 12am

Preferred Airlines (optional) Air Canada Air France AirTran Alaska All Nippon Airways American British Airways Cathay Pacific Continental Delta Frontier Hawaiian Japan Airlines JetBlue KLM Lufthansa Midwest Northwest SAS Singapore Airlines United US Airways Virgin America Virgin Atlantic WestJet Air Canada Air France AirTran Alaska All Nippon Airways American British Airways Cathay Pacific Continental Delta Frontier Hawaiian Japan Airlines JetBlue KLM Lufthansa Midwest Northwest SAS Singapore Airlines United US Airways Virgin America Virgin Atlantic WestJet Air Canada Air France AirTran Alaska All Nippon Airways American British Airways Cathay Pacific Continental Delta Frontier Hawaiian Japan Airlines JetBlue KLM Lufthansa Midwest Northwest SAS Singapore Airlines United US Airways Virgin America Virgin Atlantic WestJet

Travelers 1 2 3 4 5 6

Class Economy/Coach Business First Class

Prefer non-stops

plan a trip