Cheap flights from San Francisco to Lisbon from R6 692

In general, February is the cheapest month to fly from San Francisco to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R10 813. If you’re not able to fly to Lisbon in February, then January is your next best option. Flight prices from San Francisco to Lisbon during January average around R10 895.

You are more likely to see cheaper flights to Lisbon from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around R14 831 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from San Francisco for as low as R13 253 on momondo.

Historically, on average around 14% of flights between San Francisco and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 141 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

According to our data, TAP AIR PORTUGAL have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

1 flights are operational daily from San Francisco to Lisbon as of November 2026. The most popular departure time for this route is 20:00, with 57% of flights per day taking off in the evening.

9 flights are operational weekly from San Francisco to Lisbon as of November 2026. The most popular departure day for this route is Fri, with 44% of flights per week taking off on this day.