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Cheap flights from San Francisco (SFO) to Bilbao (BIO) from $410

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — BIO
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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The best prices from San Francisco to Bilbao are usually found in February or January, booked 52 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from San Francisco to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Bilbao (BIO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 2, 2024.

Popular in

June

Cheapest in

February

Average price

$1,523

Round-trip from

$561
High demand for flights, 40% potential price rise
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Best time to find cheap flights, 35% potential price drop
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Average for round-trip flights in June 2024
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From San Francisco to Bilbao
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What is the cheapest day to fly round-trip from San Francisco to Bilbao?

Travelers have found that booking a Sunday departure is the best way to save up to 37% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

Find a great deal and save up to 40% by booking at least 53 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from San Francisco to Bilbao within the next two weeks, with the cheapest ticket starting at $762.

What is the cheapest month to fly from San Francisco to Bilbao?

The best pricing can be found in the month of February. Prices to Bilbao from San Francisco average $918. You can even find prices in February for less than $918, as users have found deals to Bilbao from as low as $498. The month of June appears to be one of the more expensive times to travel to Bilbao from San Francisco. Flying in the targeted month can save you up to 65%.

What is the cheapest time of day to fly from SFO to BIO?

It’s optimal to fly from San Francisco to Bilbao in the evening. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight at noon.

Cheap KLM flights from San Francisco to Bilbao

Explore cheap flight options specifically provided by KLM for the route between San Francisco and Bilbao. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Check out some of the cheapest KLM flights we've come across from San Francisco to Bilbao. Be sure to come back soon if the deals available don't appeal to you at this time.
Mon 7/158:10 pmSFO - BIO
1 stop16h 50mKLM
Fri 8/27:10 amBIO - SFO
1 stop19h 50mKLM
Deal found 6/2$1,102
Wed 7/38:10 pmSFO - BIO
1 stop16h 50mKLM
Sat 7/137:10 amBIO - SFO
1 stop14h 35mKLM
Deal found 6/1$1,337
Fri 6/281:50 pmSFO - BIO
1 stop20h 50mKLM
Sat 7/137:10 amBIO - SFO
1 stop14h 35mKLM
Deal found 6/1$1,667

Cheap United Airlines flights from San Francisco to Bilbao

Explore cheap flight options specifically provided by United Airlines for the route between San Francisco and Bilbao. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Some of the best deals we've found on United Airlines flights traveling from San Francisco to Bilbao. Ensure the flight price, dates, time, and airline match your criteria before you book.
Tue 11/512:50 pmSFO - BIO
2 stops24h 00mUnited Airlines
Tue 11/121:00 pmBIO - SFO
2 stops29h 34mUnited Airlines
Deal found 5/31$472
Tue 11/51:35 pmSFO - BIO
1 stop23h 15mUnited Airlines
Tue 11/126:45 amBIO - SFO
1 stop14h 50mUnited Airlines
Deal found 6/1$478
Tue 9/241:20 pmSFO - BIO
2 stops19h 30mUnited Airlines
Tue 10/87:35 amBIO - SFO
2 stops21h 04mUnited Airlines
Deal found 6/1$594
Sat 8/2410:40 pmSFO - BIO
2 stops29h 20mUnited Airlines
Thu 9/57:35 amBIO - SFO
2 stops25h 24mUnited Airlines
Deal found 6/1$703
Mon 6/1710:58 amSFO - BIO
2 stops26h 27mUnited Airlines
Tue 9/107:35 amBIO - SFO
1 stop20h 25mUnited Airlines
Deal found 6/1$828
Mon 6/1710:58 amSFO - BIO
2 stops22h 17mUnited Airlines
Tue 9/107:35 amBIO - SFO
2 stops40h 51mUnited Airlines
Deal found 6/1$844
Tue 9/101:20 pmSFO - BIO
2 stops19h 30mUnited Airlines
Sun 9/226:45 amBIO - SFO
2 stops23h 09mUnited Airlines
Deal found 6/1$907
Mon 6/179:05 pmSFO - BIO
1 stop17h 20mUnited Airlines
Tue 9/107:35 amBIO - SFO
1 stop20h 25mUnited Airlines
Deal found 6/1$924
Sun 7/710:50 pmSFO - BIO
1 stop15h 35mUnited Airlines
Fri 7/192:05 pmBIO - SFO
1 stop14h 50mUnited Airlines
Deal found 5/31$1,067

Cheap San Francisco to Bilbao flights in June & July 2024

Find cheap flight options from San Francisco to Bilbao specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Prices were last updated on June 2, 2024.
Check out some of the best flight deals from San Francisco to Bilbao in 2024. More deals are always being added, so be sure to check back regularly.
Sun 6/27:40 pmSFO - BIO
1 stop14h 05mSWISS
Thu 6/208:25 amBIO - SFO
1 stop16h 40mSWISS
Deal found 6/1$789
Mon 6/37:40 pmSFO - BIO
1 stop15h 00mSWISS
Mon 6/178:15 pmBIO - SFO
1 stop28h 50mSWISS
Deal found 6/1$794
Wed 6/59:05 pmSFO - BIO
1 stop17h 20mLufthansa
Wed 6/127:35 amBIO - SFO
1 stop20h 25mLufthansa
Deal found 6/1$795
Sun 6/27:40 pmSFO - BIO
1 stop14h 05mSWISS
Thu 6/208:25 amBIO - SFO
2 stops42h 17mSWISS
Deal found 6/1$807
Wed 6/57:40 pmSFO - BIO
1 stop27h 05mSWISS
Wed 6/1211:35 amBIO - SFO
2 stops37h 30mSWISS
Deal found 6/1$811
Mon 6/1710:58 amSFO - BIO
2 stops26h 27mUnited Airlines
Tue 9/107:35 amBIO - SFO
1 stop20h 25mUnited Airlines
Deal found 6/1$828
Wed 6/57:00 amSFO - BIO
2 stops21h 20mAir Canada
Wed 6/1211:35 amBIO - SFO
2 stops20h 42mAir Canada
Deal found 6/1$831
Mon 6/1710:58 amSFO - BIO
2 stops22h 17mUnited Airlines
Tue 9/107:35 amBIO - SFO
2 stops40h 51mUnited Airlines
Deal found 6/1$844
Thu 6/206:00 amSFO - BIO
2 stops21h 55mAmerican Airlines
Wed 7/31:40 pmBIO - SFO
2 stops19h 38mAmerican Airlines
Deal found 6/1$853

San Francisco to Bilbao 2024 flight deals

Discover exclusive flight deals for travel between San Francisco and Bilbao in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Check out some of the best flight deals from San Francisco to Bilbao in 2024. More deals are always being added, so be sure to check back regularly.
Tue 11/512:50 pmSFO - BIO
2 stops24h 00mUnited Airlines
Tue 11/121:00 pmBIO - SFO
2 stops29h 34mUnited Airlines
Deal found 5/31$472
Tue 11/58:35 pmSFO - BIO
1 stop16h 15mMultiple Airlines
Tue 11/126:45 amBIO - SFO
2 stops21h 32mMultiple Airlines
Deal found 6/1$473
Tue 11/58:35 pmSFO - BIO
1 stop16h 15mLufthansa
Tue 11/126:45 amBIO - SFO
1 stop14h 50mLufthansa
Deal found 6/1$477
Tue 11/51:35 pmSFO - BIO
1 stop23h 15mUnited Airlines
Tue 11/126:45 amBIO - SFO
1 stop14h 50mUnited Airlines
Deal found 6/1$478
Tue 10/87:40 pmSFO - BIO
1 stop27h 55mSWISS
Mon 10/218:15 pmBIO - SFO
1 stop28h 50mSWISS
Deal found 6/1$525
Sat 11/1610:45 pmSFO - BIO
2 stops38h 05mMultiple Airlines
Sat 12/71:15 pmBIO - SFO
1 stop32h 20mMultiple Airlines
Deal found 6/1$551
Sat 11/1611:27 pmSFO - BIO
2 stops27h 53mAir Canada
Sat 12/76:45 amBIO - SFO
2 stops37h 02mAir Canada
Deal found 6/1$553
Mon 9/307:40 pmSFO - BIO
1 stop15h 00mSWISS
Mon 10/218:15 pmBIO - SFO
1 stop28h 50mSWISS
Deal found 6/1$574
Mon 9/307:45 pmSFO - BIO
2 stops51h 50mSWISS
Mon 10/218:15 pmBIO - SFO
1 stop28h 50mSWISS
Deal found 6/1$575

One-way flights to Bilbao from San Francisco

Search for one-way flight options from San Francisco to Bilbao. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Users in need of a one-way flight from San Francisco to Bilbao can choose from these deals. Those seeking round-trip flights from San Francisco to Bilbao should utilize the search form at the the top of the page.
Tue 7/22:42 pmSFO - BIO
2 stops32h 33mMultiple Airlines
Deal found 6/2$410
Mon 7/12:42 pmSFO - BIO
2 stops22h 18mMultiple Airlines
Deal found 6/2$412
Tue 7/22:42 pmSFO - BIO
3 stops32h 43mMultiple Airlines
Deal found 6/2$443
Sat 6/292:42 pmSFO - BIO
2 stops39h 23mMultiple Airlines
Deal found 6/2$446
Mon 9/164:55 pmSFO - BIO
1 stop17h 05mMultiple Airlines
Deal found 5/31$447
Mon 7/12:42 pmSFO - BIO
3 stops32h 33mMultiple Airlines
Deal found 6/2$450
Mon 9/164:55 pmSFO - BIO
2 stops20h 40mMultiple Airlines
Deal found 5/31$451
Mon 9/162:41 pmSFO - BIO
3 stops22h 54mMultiple Airlines
Deal found 5/31$473
Tue 8/275:45 pmSFO - BIO
1 stop13h 30mAer Lingus
Deal found 6/1$490

Find flights from San Francisco to Bilbao within your budget

Customize your flight search to find flights from San Francisco to Bilbao that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$472 - $678

Route

Depart

Return

Price

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Tue 11/5

2 stops24h 00m

Bilbao

Tue 11/12

2 stops29h 34m

$472

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Tue 11/5

1 stop16h 15m

Bilbao

Tue 11/12

2 stops21h 32m

$473

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Tue 11/5

1 stop16h 15m

Bilbao

Tue 11/12

1 stop14h 50m

$477

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Tue 10/8

1 stop27h 55m

Bilbao

Mon 10/21

1 stop28h 50m

$525

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sat 11/16

2 stops27h 53m

Bilbao

Sat 12/7

2 stops37h 02m

$553

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Tue 9/24

2 stops20h 42m

Bilbao

Tue 10/8

1 stop13h 55m

$590

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Tue 10/8

2 stops26h 20m

Bilbao

Mon 10/21

2 stops38h 26m

$605

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sat 8/24

2 stops22h 23m

Bilbao

Thu 9/5

1 stop16h 15m

$675

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sat 8/24

1 stop27h 05m

Bilbao

Thu 9/5

1 stop16h 15m

$678

Flights are sorted by cheapest first

Deals found on 5/31

How far ahead should I book a flight from San Francisco to Bilbao?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Bilbao. Price data was last updated on May 24, 2024.
The best time to book flights from San Francisco to Bilbao is 52 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

What is the cheapest day to fly from San Francisco to Bilbao?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Bilbao. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Francisco to Bilbao flight should consider departing on Monday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from San Francisco to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Bilbao by month

Plan your trip to Bilbao by taking into account the average temperature and rainfall totals by month.

BIO

Temperature

48.2 - 68 °F

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bilbao. Reviews last updated June 2, 2024.
Read reviews from past customers who have flown KLM, United Airlines and Iberia from San Francisco to Bilbao. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,410 reviews
Check prices

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Delta
8.0
Very good
10,410 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

KLM
7.9
Good
1,507 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Cathay Pacific
7.8
Good
1,049 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

SWISS
7.8
Good
1,940 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Finnair
7.8
Good
1,368 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Crew

8.6

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Overall

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Bilbao. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from San Francisco to Bilbao for under $500 on Cheapflights?

    Yes, there are multiple flights from San Francisco to Bilbao for under $500. The cheapest flight booked recently is on United Airlines for just $472, but on average you can expect to pay $593.

  • What are the cheapest airlines flying from San Francisco to Bilbao round-trip?

    Currently priced at $472, United Airlines will fly you from San Francisco to Bilbao and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and SWISS - these airlines can fly you to your destination from $477 and $525, respectively. United Airlines is 48% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Francisco to Bilbao one-way?

    For one-way options, check prices for Aer Lingus. According to our data, you can fly for as low as $490. Users have also found prices from $663 and $667 on Iberia and Air France, respectively.

  • What does SFO to BIO mean?

    SFO and BIO are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SFO to BIO refers to a flight route from San Francisco Airport to Bilbao Airport.

  • Can I find deals for flights from San Francisco to Bilbao that include extra baggage allowance?

    The amount of baggage you can bring on your San Francisco to Bilbao flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Francisco to Bilbao with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Francisco to Bilbao flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from San Francisco to Bilbao that include hotel bookings?

    Yes. In addition to deals on San Francisco to Bilbao flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Bilbao?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Bilbao.

  • Can I find deals for business class flights from San Francisco to Bilbao?

    Yes. Cheapflights offers flight deals from San Francisco to Bilbao by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from San Francisco to Bilbao that allow pets onboard?

    Many airlines flying from San Francisco to Bilbao offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Francisco to Bilbao?

    Yes, you can often find last-minute deals on San Francisco to Bilbao flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Francisco to Bilbao flight deals updated?

    The San Francisco to Bilbao flight deals you see on this page were last updated on 6/1.

  • What are the most popular airlines that fly from San Francisco to Bilbao?

    When booking a flight from San Francisco to Bilbao, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

  • What is the cheapest month to book a flight from San Francisco to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Bilbao (average of $561). Flying from San Francisco to Bilbao in June is currently the most expensive (average of $1,276). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for San Francisco to Bilbao
See prices for flight routes from nearby airports that may be better suited for you.

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Top 10 airlines flying from San Francisco to Bilbao

Discover the top 10 airlines that operate flights from San Francisco to Bilbao. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$613Average$696FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest$613Average$1,078FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest$626Average$891FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IberiaCheapest$627Average$889FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapest$653Average$1,068FlexibilityNo cancel feeOn-time75%
Search KLM flights
VuelingCheapest$661Average$963FlexibilityNo cancel feeOn-time88%
Search Vueling flights
Air FranceCheapest$662Average$1,154FlexibilityNo cancel feeOn-time77%
Search Air France flights
TAP AIR PORTUGALCheapest$668Average$1,289FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air CanadaCheapest$673Average$1,302FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapest$704Average$1,291FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from San Francisco to Bilbao by cabin class

Find flights from San Francisco to Bilbao, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco to Bilbao?

Deals for San Francisco to Bilbao flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Bilbao?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Francisco to Bilbao for you. Better yet — we are completely free to use.

Can Cheapflights find flights from San Francisco to Bilbao with no change fees?

Yes, we can. To see specific flights from San Francisco to Bilbao with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from San Francisco to Bilbao become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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