Cheapest one-way flights from Frankfurt to San Francisco in September from $434

Best time to book flights for Frankfurt (FRA) to San Francisco (SFO) flights at AirHint

AirHint found the following cheapest one-way flights from Frankfurt (FRA) to San Francisco (SFO) in September 2025 (see full year).

One-Way flights

30 Sep Ryanair
10 Sep Ryanair
11 Sep Ryanair
02 Sep Ryanair
14 Sep Ryanair
25 Sep Lufthansa
19 Sep Lufthansa
04 Sep easyJet
21 Sep Lufthansa
12 Sep Lufthansa

Also check the deals for return flights from Frankfurt to San Francisco in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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