Fare Guide
Estimated lowest fares found within 7 days
Cheapest Airline
The cheapest airline(s) flying from Porto to San Francisco is Air Canada.
Cheapest Month
April
Travel Period: February 2025 - January 2026
The cheapest month(s) to fly from Porto to San Francisco is April.
Cheapest Day of the Week
Thursday
The cheapest day(s) of the week to fly from Porto to San Francisco is Thursday.
Flight Schedules
Last Updated: Thu, 2 Jan, 2025
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How far is San Francisco from Porto?
The flight distance between Porto and San Francisco is 8964km. Check all available flights on Wego.
When is the earliest and latest flight of the day?
The earliest flight of the day departs at 05:00. The last flight of the day departs at 05:00. See the full list of flight times on Wego.
