Cheap First Class flights to San Francisco
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Easily find flight tickets with no change feesCheap first class flights to San Francisco in 2025
Find the latest flights to San Francisco in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data were last updated on 4 July 2025.
Average Price | £3,984 |
|---|---|
Cheapest Price | £3,467 |
Top Rated Airline | Finnair |
No. of Airlines | 6 |
Arrival Airport | San Francisco Airport |
Find first class flight deals to San Francisco
Cheapest first class flights to San FranciscoExplore the most affordable first class flight options available to San Francisco. Find the lowest fares based on data from user searches, with prices last updated on 4 July 2025.
Explore the most affordable first class flight options available to San Francisco. Find the lowest fares based on data from user searches, with prices last updated on 4 July 2025.
Travel insights for first class flights from United Kingdom to San Francisco
Get recent, data-driven insights about first class flights from United Kingdom to San Francisco including ideal travel times, pricing trends, and more.
What is the cheapest month to book a First Class flight from United Kingdom to San Francisco?
Currently, September is the cheapest month in which you can book a First Class flight from United Kingdom to San Francisco (average of £2,998). Flying from United Kingdom to San Francisco in January is currently the most expensive (average of £4,376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports, and flight times can provide users with more options.
Rainfall in San Francisco by month
Plan your trip to San Francisco by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.
Temperature in San Francisco by month
Plan your trip to San Francisco by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).