See what Yapta members are tracking from Seattle to Boston

Airfares for flights from Seattle (SEA) to Boston (BOS) 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!

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

carrier	date	stops	price (last 30 days)	low	high	current
United	11/22 11/27	1 0	Nov 20, 2009 $933.40  Nov 18, 2009 $1271.40  Nov 16, 2009 $888.40  Nov 14, 2009 $1151.40  Nov 13, 2009 $888.40  Nov 12, 2009 $1211.40  Nov 11, 2009 $1211.40  Nov 10, 2009 $924.40  Nov 09, 2009 $734.40  Nov 08, 2009 $924.40  Nov 07, 2009 $734.40  Nov 06, 2009 $629.40  Nov 05, 2009 $485.40  Nov 04, 2009 $539.40  Nov 03, 2009 $539.40  Nov 02, 2009 $514.40  Nov 01, 2009 $514.40  Oct 31, 2009 $514.40  Oct 30, 2009 $514.40  Oct 28, 2009 $393.40  Oct 27, 2009 $534.40  Oct 26, 2009 $534.40  Oct 25, 2009 $403.40  Oct 24, 2009 $443.40  Oct 23, 2009 $443.40  Oct 21, 2009 $374.40  Oct 20, 2009 $273.40  Oct 19, 2009 $393.40  no data  no data	$273	$1271	$933	details	track it
American	11/23 12/08	1 1	Nov 20, 2009 $735.40  Nov 19, 2009 $735.40  Nov 18, 2009 $730.40  Nov 17, 2009 $706.40  Nov 16, 2009 $721.40  Nov 15, 2009 $721.40  Nov 13, 2009 $591.40  Nov 12, 2009 $605.40  Nov 11, 2009 $591.40  Nov 10, 2009 $585.40  Nov 09, 2009 $505.40  Nov 08, 2009 $505.40  Nov 07, 2009 $505.40  Nov 06, 2009 $505.40  Nov 05, 2009 $505.40  Nov 04, 2009 $505.40  Nov 03, 2009 $500.40  Nov 02, 2009 $440.40  Nov 01, 2009 $500.40  Oct 31, 2009 $505.40  Oct 30, 2009 $505.40  Oct 29, 2009 $496.40  Oct 28, 2009 $486.40  Oct 27, 2009 $436.40  Oct 26, 2009 $486.40  Oct 25, 2009 $486.40  Oct 23, 2009 $491.40  Oct 22, 2009 $436.40  Oct 21, 2009 $361.40  no data	$361	$735	$735	details	track it
JetBlue	12/19 01/02	0 0	Oct 29, 2009 $669.20  Oct 27, 2009 $609.20  Oct 26, 2009 $609.20  Oct 25, 2009 $609.20  Oct 24, 2009 $609.20  Oct 23, 2009 $609.20  Oct 22, 2009 $609.20  Oct 21, 2009 $609.20  Oct 20, 2009 $609.20  Oct 19, 2009 $609.20  Oct 18, 2009 $609.20  Oct 17, 2009 $609.20  Oct 16, 2009 $609.20  Oct 15, 2009 $689.20  Oct 14, 2009 $619.20  Oct 13, 2009 $619.20  Oct 12, 2009 $609.20  Oct 11, 2009 $574.20  Oct 10, 2009 $574.20  Oct 09, 2009 $574.20  Oct 08, 2009 $574.20  Oct 07, 2009 $574.20  Oct 06, 2009 $574.20  Oct 05, 2009 $574.20  Oct 04, 2009 $574.20  Oct 03, 2009 $574.20  Oct 02, 2009 $574.20  Oct 01, 2009 $574.20  no data  no data	$574	$689	$669	details	track it
JetBlue	12/21 12/28	0 0	Sep 17, 2009 $609.20  Sep 16, 2009 $609.20  Sep 15, 2009 $609.20  Sep 14, 2009 $609.20  Sep 13, 2009 $609.20  Sep 12, 2009 $609.20  Sep 11, 2009 $609.20  Sep 10, 2009 $609.20  Sep 09, 2009 $609.20  Sep 08, 2009 $609.20  Sep 07, 2009 $609.20  Sep 06, 2009 $609.20  Sep 05, 2009 $609.20  Sep 04, 2009 $609.20  Sep 03, 2009 $609.20  Sep 02, 2009 $609.20  Sep 01, 2009 $609.20  Aug 31, 2009 $609.20  Aug 30, 2009 $609.20  Aug 29, 2009 $609.20  Aug 28, 2009 $609.20  Aug 27, 2009 $609.20  Aug 26, 2009 $609.20  Aug 25, 2009 $609.20  no data  no data  no data  no data  no data  no data	$609	$609	$609	details	track it
Alaska	12/21 12/28	0 0	Sep 17, 2009 $699.20  Sep 15, 2009 $699.20  Sep 14, 2009 $699.20  Sep 12, 2009 $649.20  Sep 11, 2009 $649.20  Sep 10, 2009 $649.20  Sep 08, 2009 $649.20  Sep 07, 2009 $649.20  Sep 06, 2009 $649.20  Sep 04, 2009 $649.20  Sep 02, 2009 $649.20  Aug 30, 2009 $649.20  Aug 28, 2009 $649.20  Aug 26, 2009 $649.20  Aug 25, 2009 $649.20  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	$649	$699	$699	details	track it
American	12/21 12/28	1 1	Sep 16, 2009 $750.40  Sep 15, 2009 $750.40  Sep 14, 2009 $630.40  Sep 13, 2009 $630.40  Sep 12, 2009 $630.40  Sep 11, 2009 $630.40  Sep 10, 2009 $630.40  Sep 09, 2009 $630.40  Sep 08, 2009 $630.40  Sep 07, 2009 $630.40  Sep 06, 2009 $630.40  Sep 05, 2009 $630.40  Sep 04, 2009 $580.40  Sep 03, 2009 $580.40  Sep 02, 2009 $580.40  Sep 01, 2009 $580.40  Aug 31, 2009 $745.40  Aug 30, 2009 $745.40  Aug 29, 2009 $745.40  Aug 28, 2009 $745.40  Aug 27, 2009 $745.40  Aug 25, 2009 $745.40  Aug 24, 2009 $625.40  Aug 23, 2009 $590.40  Aug 22, 2009 $590.40  Aug 21, 2009 $590.40  Aug 20, 2009 $590.40  Aug 19, 2009 $590.40  no data  no data	$580	$750	$750	details	track it
Alaska	12/21 12/30	0 0	Nov 20, 2009 $969.20  Nov 18, 2009 $1019.20  Nov 17, 2009 $1019.20  Nov 15, 2009 $969.20  Nov 12, 2009 $969.20  Nov 10, 2009 $969.20  Nov 08, 2009 $969.20  Nov 05, 2009 $919.20  Nov 02, 2009 $869.20  Nov 01, 2009 $869.20  Oct 31, 2009 $869.20  Oct 30, 2009 $869.20  Oct 28, 2009 $969.20  Oct 27, 2009 $959.20  Oct 26, 2009 $959.20  Oct 25, 2009 $959.20  Oct 23, 2009 $959.20  Oct 22, 2009 $949.20  Oct 21, 2009 $899.20  no data  no data  no data  no data  no data  no data  no data  no data  no data  no data  no data	$869	$1019	$969	details	track it
JetBlue	12/22 01/02	1 0	Oct 29, 2009 $619.80  Oct 27, 2009 $619.80  Oct 26, 2009 $619.80  Oct 25, 2009 $619.80  Oct 24, 2009 $619.80  Oct 22, 2009 $619.80  Oct 21, 2009 $619.80  Oct 20, 2009 $619.80  Oct 19, 2009 $619.80  Oct 18, 2009 $619.80  Oct 17, 2009 $619.80  Oct 16, 2009 $619.80  Oct 15, 2009 $739.80  Oct 14, 2009 $669.80  Oct 13, 2009 $669.80  Oct 12, 2009 $659.80  Oct 11, 2009 $659.80  Oct 10, 2009 $659.80  Oct 09, 2009 $659.80  Oct 07, 2009 $659.80  Oct 06, 2009 $659.80  Oct 05, 2009 $659.80  Oct 04, 2009 $659.80  Oct 03, 2009 $659.80  Oct 02, 2009 $659.80  Oct 01, 2009 $659.80  Sep 30, 2009 $659.80  no data  no data  no data	$620	$740	$620	details	track it
JetBlue	12/22 01/02	0 0	Oct 29, 2009 $669.20  Oct 27, 2009 $609.20  Oct 26, 2009 $609.20  Oct 25, 2009 $609.20  Oct 24, 2009 $609.20  Oct 23, 2009 $609.20  Oct 22, 2009 $609.20  Oct 21, 2009 $569.20  Oct 20, 2009 $609.20  Oct 19, 2009 $609.20  Oct 18, 2009 $609.20  Oct 17, 2009 $609.20  Oct 16, 2009 $609.20  Oct 15, 2009 $779.20  Oct 14, 2009 $709.20  Oct 13, 2009 $709.20  Oct 12, 2009 $699.20  Oct 11, 2009 $699.20  Oct 10, 2009 $699.20  Oct 09, 2009 $699.20  Oct 08, 2009 $699.20  Oct 07, 2009 $699.20  Oct 05, 2009 $699.20  Oct 04, 2009 $699.20  Oct 03, 2009 $699.20  Oct 02, 2009 $699.20  Oct 01, 2009 $699.20  Sep 30, 2009 $699.20  Sep 29, 2009 $699.20  no data	$569	$779	$669	details	track it
JetBlue	12/22 01/03	0 0	Nov 20, 2009 $869.20  Nov 18, 2009 $799.20  Nov 16, 2009 $729.20  Nov 14, 2009 $669.20  Nov 13, 2009 $669.20  Nov 12, 2009 $729.20  Nov 11, 2009 $729.20  Nov 10, 2009 $729.20  Nov 09, 2009 $729.20  Nov 08, 2009 $669.20  Nov 07, 2009 $609.20  Nov 06, 2009 $609.20  Nov 05, 2009 $609.20  Nov 04, 2009 $669.20  Nov 03, 2009 $669.20  Nov 02, 2009 $669.20  Nov 01, 2009 $669.20  Oct 31, 2009 $669.20  Oct 30, 2009 $669.20  Oct 28, 2009 $669.20  Oct 27, 2009 $609.20  Oct 26, 2009 $609.20  Oct 25, 2009 $609.20  Oct 24, 2009 $609.20  Oct 22, 2009 $609.20  Oct 21, 2009 $569.20  Oct 20, 2009 $609.20  Oct 19, 2009 $609.20  Oct 18, 2009 $609.20  no data	$569	$869	$869	details	track it