JetSetAuthority

Route · United States and Canada

SFO San Francisco ⇄ SEA Seattle

San Francisco International Airport (United States) and Seattle–Tacoma International Airport (United States): great-circle distance, estimated scheduled flight time each way, time difference and jet lag.

Distance1,093 km679 mi590 nautical miles
SFO → SEA2 h 20 minestimated block time
SEA → SFO2 h 20 minestimated block time
Clock change±0 hSeattle vs San Francisco, today
Great-circle route from San Francisco (SFO) to Seattle (SEA)SFOSan FranciscoSEASeattle
The shortest path over the Earth’s surface (great circle), drawn on a Natural Earth projection. Real flight paths bend around weather, winds and closed airspace.

Flight time each way

SFO → SEA

2 h 20 min

Estimated gate-to-gate scheduled time. Initial heading 0° (N).

Leave San Francisco Sat 7 Nov, 10:00 local → arrive Seattle Sat 7 Nov, 12:20 local.

SEA → SFO

2 h 20 min

Estimated gate-to-gate scheduled time. Initial heading 180° (S).

Leave Seattle Sat 7 Nov, 10:00 local → arrive San Francisco Sat 7 Nov, 12:20 local.

The two directions differ by 0 minutes in our estimate: this route runs mostly north–south, so the prevailing westerly winds make little difference. How we estimate it.

Distance

Great-circle distance1,093 km · 679 mi · 590 nmi
Initial heading0° (N) from SFO; 180° (S) from SEA
Farthest from the equator47.4°N
Crossesneither the equator nor the 180th meridian
Share of the longest possible trip5% of the 20,015 km to the far side of the Earth

Time zones and jet lag

SFOAmerica/Los_Angeles — UTC−7 now; UTC−8 standard time, UTC−7 during daylight saving time
SEAAmerica/Los_Angeles — UTC−7 now; UTC−8 standard time, UTC−7 during daylight saving time
DifferenceSeattle is on the same clock as San Francisco today.

Jet lag, flying SFO → SEA. No time-zone change, so no jet lag from the clock — only the usual tiredness of travel.

General information, not medical advice.

The two airports

SFO San Francisco International AirportSan Francisco, United States · longest runway 11,870 ft3,618 m SEA Seattle–Tacoma International AirportSeattle, United States · longest runway 11,901 ft3,627 m

More routes from SFO and SEA

LAXSFO Los Angeles – San Francisco 543 km338 mi · 1 h 45 min SFOOGG San Francisco – Maui (Kahului) 3,761 km2,337 mi · 5 h 40 min SFOBOS San Francisco – Boston 4,341 km2,697 mi · 5 h 30 min SFOAMS San Francisco – Amsterdam 8,785 km5,459 mi · 10 h 35 min SFOPVG San Francisco – Shanghai 9,877 km6,138 mi · 13 h 20 min SFOSIN San Francisco – Singapore 13,582 km8,439 mi · 17 h 45 min LAXSEA Los Angeles – Seattle 1,537 km955 mi · 2 h 50 min SEAANC Seattle – Anchorage 2,326 km1,445 mi · 3 h 50 min JFKSEA New York – Seattle 3,887 km2,415 mi · 5 h 55 min SEALHR Seattle – London 7,702 km4,786 mi · 9 h 25 min SEAAMS Seattle – Amsterdam 7,840 km4,872 mi · 9 h 40 min SINSEA Singapore – Seattle 12,979 km8,065 mi · 15 h

Routes of a similar length

SINSGN Singapore – Ho Chi Minh City 1,093 km679 mi · 2 h 15 min PEKPVG Beijing – Shanghai 1,099 km683 mi · 2 h 15 min FCOATH Rome – Athens 1,085 km674 mi · 2 h 10 min CDGFCO Paris – Rome 1,101 km684 mi · 2 h 15 min

Need a different pair? The flight-time calculator works for any two of 3,245 airports. Not covered: which airlines fly this route, schedules, fares and live status — that data is proprietary and we don’t guess it.

Photos on airport pages are credited there. Estimates are rounded to 5 minutes; typical error about 13 minutes (validation).