$347 Find Cheap Flights from Bilbao to San Francisco - Compare and Save

Three cabin classes are available on flights from Bilbao to San Francisco:

• Economy Class
• Premium Economy Class
• Business Class

A nonstop flight from Bilbao to San Francisco takes 00m, covering 5,678 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from Bilbao to San Francisco range from $605 to $917, with an average of $719 over the past 12 months. Anything below $605 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 26% above the $719 route average. Book 26 weeks before departure for the lowest fares.

One-way fares from Bilbao to San Francisco are currently higher than usual. Average one-way flight prices are about $1,080, which is 52% above the typical average for this route.

San Francisco Airport (SFO) hosts 5 major car rental companies, with daily rates starting from around $15 for economy cars. Top options include:

• Europcar
• Thrifty
• Dollar
• Hertz
• Fox

Flights from Bilbao to San Francisco usually depart from Bilbao (BIO) and arrive at San Francisco (SFO).

One-stop flights from Bilbao to San Francisco most commonly connect through:

• Paris Charles de Gaulle (CDG) - 33% of one-stop connections
• Munich Franz Josef Strauss (MUC) - 19% of one-stop connections
• Madrid Barajas (MAD) - 17% of one-stop connections
• Frankfurt am Main (FRA) - 14% of one-stop connections

Yes. Flexible dates can save you up to 38% on flights from Bilbao to San Francisco. Tuesday is the cheapest departure day at $583 round-trip on average, while Sunday is the most expensive at $928, a difference of $345.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Flying via Amsterdam Schiphol (AMS) gives the shortest average 1-stop total travel time at 15h 50m, compared with 15h 52m via Madrid Barajas (MAD) and 15h 57m via Paris Charles de Gaulle (CDG).

San Francisco is 9 hours behind Bilbao (Pacific Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in San Francisco are Fisherman's Wharf, Union Square and Moscone Center. These are among the most viewed places in San Francisco on KAYAK.

On flights to San Francisco from Bilbao, each person emits about 5,271 lbs of CO2. You can find greener flights with KAYAK’s “Less CO2” sort, such as Delta’s flights through Amsterdam and Minneapolis, on which you could save about 44%, or 2,285 lbs of CO2. For flights with only one layover, you could choose Air France through Paris, which would still save about 36%, or 1,884 lbs of CO2.

You can use the “Alliance” filter to only see options that should help you accrue miles for your frequent flyer program. For example, if you belong to United’s MileagePlus program, you can set the “Alliance” filter to “Star Alliance” and only see United flights and those with alliance partners like Lufthansa and Turkish Airlines.

You may have connections as you travel to San Francisco, but you do not need to wait too long. Under the “Duration” filter of your KAYAK search, you can set the “Layover” setting to find flights such as Lufthansa – with a stop in Munich for under 3 hours, enough to stretch your legs and maybe do a little duty-free shopping before your flight to San Francisco.

If you want to know what onboard entertainment will help you pass the time from Bilbao to San Francisco, you can expand the flight information on your KAYAK results to see, for example, that TAP AIR may only have limited Wi-Fi on the first leg to Lisbon, but then you’ll get a seat back console for on-demand content on the longer flight to San Francisco.