HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bilbao

$458+ Cheap flights from San Antonio (SAT) to Bilbao (BIO)

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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BIO
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Bilbao with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Antonio to Bilbao

Cheapest flights from San Antonio to Bilbao
Explore the most affordable flight options available from San Antonio to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This Finnair deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/149:36 am
SAT
-
BIO
2 stops30h 39m
Multiple Airlines
Thu 4/236:45 am
BIO
-
SAT
2 stops36h 57m
Multiple Airlines
Deal found 2/12$488
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:24 pm
SAT
-
BIO
2 stops23h 41m
United Airlines
Mon 3/1612:50 pm
BIO
-
SAT
3 stops30h 24m
United Airlines
Deal found 2/9$489
This Cheapflightsfares deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:25 pm
SAT
-
BIO
2 stops22h 55m
Lufthansa
Fri 3/66:45 am
BIO
-
SAT
2 stops21h 08m
Lufthansa
Deal found 2/13$663
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/252:10 pm
SAT
-
BIO
2 stops20h 55m
United Airlines
Sun 3/16:45 am
BIO
-
SAT
2 stops21h 30m
United Airlines
Deal found 2/9$688
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:00 am
SAT
-
BIO
3 stops22h 05m
United Airlines
Fri 3/66:45 am
BIO
-
SAT
2 stops21h 08m
United Airlines
Deal found 2/13$699
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/157:38 am
SAT
-
BIO
2 stops28h 27m
United Airlines
Mon 3/237:25 am
BIO
-
SAT
2 stops33h 46m
United Airlines
Deal found 2/12$785
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1911:15 am
SAT
-
BIO
2 stops18h 45m
United Airlines
Wed 3/257:25 am
BIO
-
SAT
2 stops19h 29m
United Airlines
Deal found 2/10$803

Find flight deals from San Antonio to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) 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 February 13, 2026.

Most accurate provider

Ovago
2 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$488
(Finnair)

One-way from

$458
(Cheapflightsfares)
Provider with most accurate pricing for San Antonio-Bilbao flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Bilbao flights.
Search Deals
From San Antonio to Bilbao
Search Deals
One-way flight from San Antonio to Bilbao
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio 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 2,558,603 searches. Data last updated February 13, 2026.
Use the filters below to find and compare flights from San Antonio to Bilbao that are best for you.

Fly from

San Antonio

Fly to

Bilbao

Route

Depart

Return

Price

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 4/14

9:36 am-11:15 pm

2 stops30h 39m

Bilbao

Thu 4/23

6:45 am-12:42 pm

2 stops36h 57m

$488

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Mon 3/9

5:24 pm-11:05 pm

2 stops23h 41m

Bilbao

Mon 3/16

12:50 pm-1:14 pm

3 stops30h 24m

$489

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Wed 2/25

5:25 pm-11:20 pm

2 stops22h 55m

Bilbao

Fri 3/6

6:45 am-8:53 pm

2 stops21h 08m

$663

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Wed 2/25

2:10 pm-6:05 pm

2 stops20h 55m

Bilbao

Sun 3/1

6:45 am-9:15 pm

2 stops21h 30m

$688

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Wed 2/25

7:00 am-12:05 pm

3 stops22h 05m

Bilbao

Fri 3/6

6:45 am-8:53 pm

2 stops21h 08m

$699

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Sun 3/15

7:38 am-6:05 pm

2 stops28h 27m

Bilbao

Mon 3/23

7:25 am-11:11 am

2 stops33h 46m

$785

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Thu 3/19

11:15 am-12:00 pm

2 stops18h 45m

Bilbao

Wed 3/25

7:25 am-8:54 pm

2 stops19h 29m

$803

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Mon 3/9

5:24 pm-11:05 pm

2 stops23h 41m

$458

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Mon 3/9

9:52 am-4:40 pm

3 stops24h 48m

$491

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Mon 3/9

1:37 pm-11:30 am

2 stops15h 53m

$524

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 15 results
1
2
  • Most accurate provider: When it comes to deals on San Antonio-Bilbao flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on San Antonio-Bilbao flight deals on Cheapflights vs. Ovago 90-95% of the time. Price accuracy is based on data collected from San Antonio-Bilbao flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Bilbao flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Bilbao flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Antonio to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from San Antonio 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.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Bilbao

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

Currently, January is the cheapest month in which you can book a flight from San Antonio to Bilbao (average of $489). Flying from San Antonio to Bilbao in June is currently the most expensive (average of $1,108). 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.

Related info for your journey

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

  • How long is the flight from San Antonio to Bilbao?

    Departing from San Antonio to Bilbao will take you 22h 55m. Airlines will cover a distance of 5105 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio 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.

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

    Currently, January is the cheapest month in which you can book a flight from San Antonio to Bilbao (average of $489). Flying from San Antonio to Bilbao in June is currently the most expensive (average of $1,108). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.