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Cheap flights from San Francisco to Bilbao from $486

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Bilbao departing on 4/17. 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

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Find the cheapest flights from San Francisco to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
8:20 pm - 6:05 pm
SFO
-
BIO
36h 45m1 stop
TAP AIR PORTUGAL Logo
12:15 pm - 4:50 pm
BIO
-
SFO
37h 35m1 stop
$486TAP AIR PORTUGAL
Fri, Apr 17 - Thu, Apr 30
Scandinavian Airlines Logo
4:40 pm - 6:40 pm
SFO
-
BIO
17h 00m1 stop
Scandinavian Airlines Logo
7:30 pm - 2:35 pm
BIO
-
SFO
28h 05m1 stop
$493Scandinavian Airlines
Sun, Feb 1 - Fri, Feb 6
TAP AIR PORTUGAL Logo
7:35 pm - 11:40 am
SFO
-
BIO
31h 05m1 stop
TAP AIR PORTUGAL Logo
12:25 pm - 2:35 pm
BIO
-
SFO
35h 10m1 stop
$512TAP AIR PORTUGAL
Sat, Apr 11 - Mon, Apr 20
Multiple Airlines Logo
7:40 pm - 10:10 pm
SFO
-
BIO
17h 30m1 stop
Multiple Airlines Logo
7:25 pm - 5:55 pm
BIO
-
SFO
31h 30m1 stop
$536Multiple Airlines
Tue, Apr 14 - Mon, Apr 20
Multiple Airlines Logo
7:40 pm - 10:10 pm
SFO
-
BIO
17h 30m1 stop
Multiple Airlines Logo
2:25 pm - 5:55 pm
BIO
-
SFO
36h 30m1 stop
$538Multiple Airlines
Tue, Apr 14 - Wed, Apr 22
TAP AIR PORTUGAL Logo
7:55 pm - 5:35 pm
SFO
-
BIO
36h 40m1 stop
TAP AIR PORTUGAL Logo
7:45 pm - 2:30 pm
BIO
-
SFO
27h 45m1 stop
$556TAP AIR PORTUGAL
Thu, Apr 30 - Sun, May 31
Scandinavian Airlines Logo
10:45 pm - 6:45 pm
SFO
-
BIO
35h 00m2 stops
Scandinavian Airlines Logo
12:25 pm - 2:40 pm
BIO
-
SFO
35h 15m1 stop
$557Scandinavian Airlines
Wed, Apr 15 - Mon, Apr 20
TAP AIR PORTUGAL Logo
5:35 pm - 5:55 pm
SFO
-
BIO
16h 20m1 stop
TAP AIR PORTUGAL Logo
6:40 pm - 3:35 pm
BIO
-
SFO
28h 55m1 stop
$567TAP AIR PORTUGAL
Sat, Mar 14 - Sun, Mar 22
Multiple Airlines Logo
7:40 pm - 10:10 pm
SFO
-
BIO
17h 30m1 stop
Multiple Airlines Logo
7:00 am - 5:55 pm
BIO
-
SFO
19h 55m1 stop
$573Multiple Airlines
Tue, Apr 14 - Thu, Apr 23
Scandinavian Airlines Logo
10:45 pm - 6:45 pm
SFO
-
BIO
35h 00m2 stops
Scandinavian Airlines Logo
12:25 pm - 11:16 pm
BIO
-
SFO
43h 51m2 stops
$617Scandinavian Airlines
Wed, Apr 15 - Mon, Apr 20

TAP AIR PORTUGAL flights from San Francisco to Bilbao

Our best TAP AIR PORTUGAL deals on San Francisco to Bilbao flight tickets
TAP AIR PORTUGAL
Apr 17
SFO8:20 pmSan Francisco
36h 45m
1 stop
BIO6:05 pmBilbao
Apr 30
BIO12:15 pmBilbao
37h 35m
1 stop
SFO4:50 pmSan Francisco
$486
Find similar
TAP AIR PORTUGAL
Apr 11
SFO7:35 pmSan Francisco
31h 05m
1 stop
BIO11:40 amBilbao
Apr 20
BIO12:25 pmBilbao
35h 10m
1 stop
SFO2:35 pmSan Francisco
$512
Find similar
TAP AIR PORTUGAL
Apr 30
SFO7:55 pmSan Francisco
36h 40m
1 stop
BIO5:35 pmBilbao
May 31
BIO7:45 pmBilbao
27h 45m
1 stop
SFO2:30 pmSan Francisco
$556
Find similar

Turkish Airlines flights from San Francisco to Bilbao

Our best Turkish Airlines deals on San Francisco to Bilbao flight tickets
Turkish Airlines
Feb 10
SFO6:50 pmSan Francisco
36h 20m
1 stop
BIO4:10 pmBilbao
Feb 17
BIO12:00 pmBilbao
37h 45m
1 stop
SFO4:45 pmSan Francisco
$647
Find similar
Turkish Airlines
Apr 15
SFO6:45 pmSan Francisco
31h 25m
1 stop
BIO11:10 amBilbao
Apr 22
BIO6:15 pmBilbao
25h 35m
1 stop
SFO10:50 amSan Francisco
$652
Find similar
Turkish Airlines
Apr 15
SFO6:45 pmSan Francisco
31h 25m
1 stop
BIO11:10 amBilbao
Apr 22
BIO6:15 pmBilbao
25h 35m
1 stop
SFO10:50 amSan Francisco
$666
Find similar

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from San Francisco to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Fri 4/17

8:20 pm-6:05 pm

1 stop36h 45m

Bilbao

Thu 4/30

12:15 pm-4:50 pm

1 stop37h 35m

$486

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sun 2/1

4:40 pm-6:40 pm

1 stop17h 00m

Bilbao

Fri 2/6

7:30 pm-2:35 pm

1 stop28h 05m

$493

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sat 4/11

7:35 pm-11:40 am

1 stop31h 05m

Bilbao

Mon 4/20

12:25 pm-2:35 pm

1 stop35h 10m

$512

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Tue 4/14

7:40 pm-10:10 pm

1 stop17h 30m

Bilbao

Mon 4/20

7:25 pm-5:55 pm

1 stop31h 30m

$536

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Tue 4/14

7:40 pm-10:10 pm

1 stop17h 30m

Bilbao

Wed 4/22

2:25 pm-5:55 pm

1 stop36h 30m

$538

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Thu 4/30

7:55 pm-5:35 pm

1 stop36h 40m

Bilbao

Sun 5/31

7:45 pm-2:30 pm

1 stop27h 45m

$556

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Wed 4/15

10:45 pm-6:45 pm

2 stops35h 00m

Bilbao

Mon 4/20

12:25 pm-2:40 pm

1 stop35h 15m

$557

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Sat 3/14

5:35 pm-5:55 pm

1 stop16h 20m

Bilbao

Sun 3/22

6:40 pm-3:35 pm

1 stop28h 55m

$567

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Tue 4/14

7:40 pm-10:10 pm

1 stop17h 30m

Bilbao

Thu 4/23

7:00 am-5:55 pm

1 stop19h 55m

$573

San FranciscoBilbao

SFO - BIO

SFOBIO

San Francisco

Wed 4/15

10:45 pm-6:45 pm

2 stops35h 00m

Bilbao

Mon 4/20

12:25 pm-11:16 pm

2 stops43h 51m

$617

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Bilbao from

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

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 Bilbao?

The cheapest month to fly to Bilbao from San Francisco is in October. Flight prices, which tend to average around $556, are often lower during this time because this is during the off-season. If you’re not able to fly to Bilbao in October, then November is your next best option. Flight prices from San Francisco to Bilbao during November average around $625.

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

Our most recent data shows that the best time of day to fly to Bilbao is in the evening. Flights from San Francisco to Bilbao during this time can be as low as $958. At noon is when there is more demand to fly to Bilbao, so prices are often more expensive at around $1,217 per ticket.

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

You are more likely to see cheaper flights to Bilbao from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Bilbao for around $790 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bilbao from San Francisco for as low as $678 on momondo.

When to book flights from San Francisco to Bilbao

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

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

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

Fastest flight time

16h 20m

Direct flights

None
The fastest flight from San Francisco to Bilbao takes 16h 20m
There are no direct flights from San Francisco to Bilbao. There are no popular flight routes from San Francisco to Bilbao.
Search flight deals

  • How far is San Francisco to Bilbao by plane?

    There are 5671.4 mi between San Francisco and Bilbao. Flights usually cover this in 16h 20m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from San Francisco Airport to Bilbao Airport refresh daily.

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

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

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

    The travel and health documents required for your trip to Bilbao Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bilbao Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from San Francisco to Bilbao

Compare and see reviews for airlines that fly from San Francisco to Bilbao with momondo
Airline
Rating
Free Cancellation
Price
LEVELPriceFrom $427Free CancellationRating
0.0
Search LEVEL flights
SWISSPriceFrom $447Free CancellationRating
7.5
1,832 reviews
Search SWISS flights
KLMPriceFrom $470Free CancellationRating
7.7
1,436 reviews
Search KLM flights
LufthansaPriceFrom $472Free CancellationRating
6.8
7,659 reviews
Search Lufthansa flights
United AirlinesPriceFrom $580Free CancellationRating
7.4
9,114 reviews
Search United Airlines flights
IberiaPriceFrom $589Free CancellationRating
7.0
3,059 reviews
Search Iberia flights
DeltaPriceFrom $675Free CancellationRating
7.9
8,016 reviews
Search Delta flights

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Getxo
Laredo
Lekeitio

Why use momondo?

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

It is quick and easy to find San Francisco to Bilbao 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 Bilbao that suits you.

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

Yes. momondo enables you to select and highlight flights to Bilbao from San Francisco with this policy.

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

momondo provides multiple filters to help you find the best flight to Bilbao from San Francisco. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Bilbao from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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