Is there a direct flight?

Yes, there are multiple direct flights daily from Seattle to San Francisco.

How long is the drive?

The drive takes approximately 15 hours, depending on traffic.

What is the best route?

Taking I-5 South is the most direct route.

Amtrak offers service, but it is not the most practical for this distance.

What is the best time to visit?

Spring and fall offer the most comfortable temperatures.

Monroe

San Francisco

Flight Driving

Monroe to San Francisco

Updated: 31 May 2026

The journey from Monroe to San Francisco is a long-distance trip down the West Coast. Flying from Seattle-Tacoma International Airport (SEA) to San Francisco International Airport (SFO) is the most practical method, taking about 2 hours of flight time. Driving is a major undertaking, covering over 1,300 kilometers and taking roughly 14 to 16 hours of driving time via I-5 South. This route takes you through the scenic landscapes of Washington, Oregon, and California.

Total Distance: 1,300 km driving; 1,100 km air distance.

Fastest Way

Flying from SEA to SFO is the fastest, taking about 2 hours.

Cheapest Way

Driving is cheaper for groups, but flying is significantly faster.

Compare Monroe to San Francisco Routes

	Flight Direct	Driving Direct
Duration	2 hours	15 hours
Avg Price	$150 - $300	$150 - $250 in fuel
Operator	Alaska Airlines	Personal Vehicle
Route	SEA to SFO	I-5 S
Tip	Flights are frequent and very convenient.	Expect to spend at least two days on the road.

Travel Tips

Airport Arrival
Arrive at SEA at least two hours before your flight.
Road Trip Breaks
Plan stops in cities like Portland and Medford.
Packing
Bring layers, as the weather in San Francisco can be cool and foggy.
Local Transit
San Francisco has a great public transit system, including cable cars and buses.
Dining
Try the local restaurants in the Mission or North Beach neighborhoods.