How to find the cheapest flight from Swansea (SWS) to San Francisco (SFO)
All the information you need to plan the best SWS to SFO flight in 2021: compare Swansea to San Francisco flight prices with the expected peak season, weather and rainfall in San Francisco.
How far in advance should I book a flight from Swansea to San Francisco?
To save on the cost of your flight from Swansea to San Francisco, book at least 61 days before your planned departure. Booking around this time can save you about 41% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £379 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £465.
What is the cheapest month to fly from Swansea to San Francisco?
Our data shows that February tends to be the cheapest month to fly to San Francisco from Swansea. Users have commonly found prices around £345 for the month, but tickets can be as low as £253. Due to multiple factors, prepare for potentially higher prices in July.
Related info for your journey
Useful info, stats and facts about <span class="emphasized">Swansea</span> to <span class="emphasized">San Francisco</span> flights.
From Swansea to San Francisco
Are flight prices decreasing from Swansea to San Francisco due to COVID-19 (coronavirus)?
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Swansea and San Francisco for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
How popular is this flight route?
This flight path from Swansea Fairwood Comm to San Francisco was viewed by 181 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
Is Swansea weather warmer or cooler than San Francisco?
Expect the weather to be around 25 °C on average in September. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in San Francisco is generally hotter than in Swansea.