Flight
Driving
Kennebunk to San Francisco
Updated: 28 May 2026
The journey from Kennebunk to San Francisco covers 4,900 km. Flying into San Francisco International Airport (SFO) is the only practical choice. Driving is a massive cross-country expedition. This route takes you from the Atlantic coast to the Pacific coast.
Total Distance: 4,900 km driving, 4,300 km air distance.
Fastest Way
Flying from Portland (PWM) to San Francisco (SFO) is the fastest, taking 11 hours.
Cheapest Way
Flying is significantly cheaper than driving when factoring in fuel, hotels, and time.
Compare Kennebunk to San Francisco Routes
|
Connecting
|
Direct
|
|
|---|---|---|
| Duration | 11 hours | 46 hours |
| Avg Price | 450 to 900 dollars | 700 dollars in fuel |
| Operator | United Airlines | Personal Vehicle |
| Route | PWM to SFO via EWR or ORD. | I-90 West to I-80 West. |
| Tip | SFO is a major hub with many connections. | This is a major cross-country trip; plan for at least five overnight stops. |
Travel Tips
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AirportSFO is connected to the city by the BART train system.
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WeatherSan Francisco is known for its fog; pack layers.
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BookingBook flights early for the best rates.
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PackingPack light clothing and comfortable walking shoes.
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NavigationUse public transit; the city is very walkable and transit-friendly.
Safety Tips
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DrivingBe prepared for steep hills and narrow streets.
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WeatherStay warm and dry in the foggy weather.
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EmergencyKeep a roadside kit in your vehicle.
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CommunicationEnsure your phone is charged for navigation.
People Also Ask
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Is San Francisco walkable?Yes, it is one of the most walkable cities in the US.
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How long is the drive?It takes about 46 hours of driving time.
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Are there direct flights?No, you will need to connect through a hub.
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What is the best time to visit?Fall offers the best weather.
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Is it safe to drive?Yes, the highways are well-maintained.
Quick Info
- From Kennebunk, Maine, United States
- To San Francisco, California, United States
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Modes
Best Time to Travel
September to November for the best weather.
Things to Do in San Francisco
1
Golden Gate Bridge
An iconic suspension bridge and a symbol of the city.
2
Alcatraz Island
A historic prison located on an island in the bay.
3
Fisherman's Wharf
A popular tourist area with shops, restaurants, and sea lions.
4
Chinatown
One of the oldest and largest Chinatowns in the United States.
Tags
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