Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Bilbao to San Francisco from $334

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bilbao to San Francisco departing on 5/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Bilbao to San Francisco

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Bilbao to San Francisco.
6:45 am - 12:06 amBIO-SFO
26h 21m2 stops
5:45 pm - 11:15 pmSFO-BIO
20h 30m1 stop
$435Finnair
Find Deal
Mon, May 12 - Tue, May 27
6:45 am - 12:06 amBIO-SFO
26h 21m2 stops
5:45 pm - 11:15 pmSFO-BIO
20h 30m1 stop
$436Finnair
Find Deal
Mon, May 12 - Tue, May 27
9:35 pm - 4:10 pmBIO-SFO
27h 35m1 stop
5:45 pm - 11:15 pmSFO-BIO
20h 30m1 stop
Mon, May 12 - Tue, May 27
9:35 pm - 4:10 pmBIO-SFO
27h 35m1 stop
5:45 pm - 11:15 pmSFO-BIO
20h 30m1 stop
Mon, May 12 - Tue, May 27
9:15 am - 9:00 pmBIO-SFO
20h 45m2 stops
5:45 pm - 4:55 pmSFO-BIO
14h 10m1 stop
$446Iberia
Find Deal
Thu, May 15 - Thu, May 29
9:15 am - 9:00 pmBIO-SFO
20h 45m2 stops
5:45 pm - 8:30 amSFO-BIO
29h 45m1 stop
$454Iberia
Find Deal
Thu, May 15 - Thu, May 29
6:45 am - 8:19 pmBIO-SFO
22h 34m2 stops
11:00 pm - 11:25 pmSFO-BIO
39h 25m2 stops
$745United Airlines
Find Deal
Sun, Apr 20 - Sat, May 3
7:15 am - 7:28 pmBIO-SFO
21h 13m2 stops
12:20 am - 10:45 amSFO-BIO
25h 25m2 stops
$751United Airlines
Find Deal
Thu, Jun 26 - Mon, Aug 4
7:15 pm - 4:05 pmBIO-SFO
29h 50m1 stop
1:10 pm - 6:25 pmSFO-BIO
20h 15m1 stop
$803Lufthansa
Find Deal
Sat, Apr 19 - Fri, May 2
7:05 pm - 12:40 pmBIO-SFO
26h 35m1 stop
7:00 am - 10:45 amSFO-BIO
18h 45m1 stop
$822Lufthansa
Find Deal
Sun, Aug 24 - Tue, Sep 9

Finnair flights from Bilbao to San Francisco

Our best Finnair deals on Bilbao to San Francisco flight tickets
Finnair
May 12
BIO6:45 amBilbao
26h 21m
2 stops
SFO12:06 amSan Francisco
May 27
SFO5:45 pmSan Francisco
20h 30m
1 stop
BIO11:15 pmBilbao
Finnair
May 12
BIO6:45 amBilbao
26h 21m
2 stops
SFO12:06 amSan Francisco
May 27
SFO5:45 pmSan Francisco
20h 30m
1 stop
BIO11:15 pmBilbao

TAP AIR PORTUGAL flights from Bilbao to San Francisco

Our best TAP AIR PORTUGAL deals on Bilbao to San Francisco flight tickets
TAP AIR PORTUGAL
Aug 24
BIO7:45 pmBilbao
27h 45m
1 stop
SFO2:30 pmSan Francisco
Sep 9
SFO6:45 pmSan Francisco
31h 45m
2 stops
BIO11:30 amBilbao
TAP AIR PORTUGAL
Aug 24
BIO7:45 pmBilbao
27h 45m
1 stop
SFO2:30 pmSan Francisco
Sep 9
SFO6:45 pmSan Francisco
31h 45m
2 stops
BIO11:30 amBilbao

See travel insights to San Francisco from

How to get the cheapest flight ticket from Bilbao to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $427.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Bilbao to San Francisco is on a Wednesday when prices can be found for as low as $669. The most expensive day to fly to San Francisco is Saturday, with ticket prices averaging around $1,219.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Bilbao to San Francisco flights are usually those with departure times in the afternoon. Our users have found flights to San Francisco in the afternoon for as low as $809. Flights in the morning are often more expensive with an average ticket price of $931.

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Bilbao when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $645 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Bilbao for as low as $534 on momondo.

How have Bilbao to San Francisco flight prices changed over time?

As of March 2025, prices for Bilbao to San Francisco flights are approximately 22% more expensive when compared to flights at the same time last year.

When to book flights from Bilbao to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Bilbao to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bilbao to San Francisco (BIO to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bilbao to San Francisco

Best Price Found

$334

Fastest flight time

13h 55m

Direct flights

None

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Bilbao in the past 72 hours is $334. The best round-trip flight deal from Bilbao to San Francisco found on momondo in the last 72 hours is $435.
The fastest flight from Bilbao to San Francisco takes 13h 55m
There are no direct flights from Bilbao to San Francisco. Popular non-direct route for this connection is Bilbao Airport - San Francisco Airport.
There is 1 airport near San Francisco: San Francisco (SFO)

  • How far is Bilbao to San Francisco by plane?

    The distance between Bilbao and San Francisco is about 5671.4 mi. Typically, this will take 13h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from Bilbao Airport to San Francisco Airport?

    Prices for flights from Bilbao Airport to San Francisco Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Bilbao Airport to San Francisco Airport?

  • How old do you have to be to fly from Bilbao Airport to San Francisco Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bilbao Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Bilbao to San Francisco?


Best airlines flying from Bilbao to San Francisco

Compare and see reviews for airlines that fly from Bilbao to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $397Free CancellationRating
7.8
1,321 reviews
Search KLM flights
LufthansaPriceFrom $467Free CancellationRating
6.7
6,955 reviews
Search Lufthansa flights
United AirlinesPriceFrom $538Free CancellationRating
7.4
8,603 reviews
Search United Airlines flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Hayward
Modesto
Calistoga
Roseville
Santa Clara
Daly City
Sonoma
Fremont
South San Francisco
Bodega Bay
Sunnyvale
Redwood City
Big Sur
Vallejo
Berkeley
Walnut Creek
Palo Alto
Half Moon Bay

Why use momondo?

Why should I use momondo to find a flight deal from Bilbao to San Francisco?

It is quick and easy to find Bilbao to San Francisco flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Francisco that suits you.

Can I find flights from Bilbao to San Francisco with flexible booking policies on momondo?

All flight searches from Bilbao to San Francisco on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Bilbao to San Francisco?

Once all potential Bilbao to San Francisco flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Bilbao to San Francisco right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Bilbao to San Francisco now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Francisco and let you know when they change.


An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Tue 4/1
Tue 4/8

Find better results for your trip to the United States