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Bilbao

$741+ Cheap flights from San Antonio (SAT) to Bilbao (BIO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BIO
May 12 — May 191
Tue 5/12
Tue 5/19
1 adult, Economy
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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 April 12, 2026.

This Finnair deal was found by Cheapflights users on 4/7. 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.
Mon 10/1211:03 am
SAT
-
BIO
2 stops29h 12m
Multiple Airlines
Wed 10/216:45 am
BIO
-
SAT
2 stops23h 10m
Multiple Airlines
Deal found 4/7$741
This FlightHub deal was found by Cheapflights users on 4/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:24 pm
SAT
-
BIO
2 stops22h 01m
Lufthansa
Wed 9/96:50 am
BIO
-
SAT
2 stops23h 05m
Lufthansa
Deal found 4/12$742
This American Airlines deal was found by Cheapflights users on 4/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:30 pm
SAT
-
BIO
2 stops16h 25m
American Airlines
Wed 9/91:30 pm
BIO
-
SAT
2 stops16h 25m
American Airlines
Deal found 4/9$751
This United Airlines deal was found by Cheapflights users on 4/10. 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.
Wed 9/161:45 pm
SAT
-
BIO
2 stops21h 10m
United Airlines
Wed 9/306:50 am
BIO
-
SAT
2 stops21h 23m
United Airlines
Deal found 4/10$771
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Tue 8/181:44 pm
SAT
-
BIO
1 stop14h 01m
United Airlines
Fri 9/116:45 am
BIO
-
SAT
2 stops21h 28m
United Airlines
Deal found 4/9$783
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Tue 8/181:44 pm
SAT
-
BIO
1 stop14h 01m
United Airlines
Wed 9/96:50 am
BIO
-
SAT
3 stops23h 59m
United Airlines
Deal found 4/9$785
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Tue 8/181:44 pm
SAT
-
BIO
1 stop14h 01m
United Airlines
Tue 9/87:15 am
BIO
-
SAT
2 stops20h 30m
United Airlines
Deal found 4/9$787
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Sun 8/166:40 am
SAT
-
BIO
2 stops26h 20m
United Airlines
Wed 9/96:50 am
BIO
-
SAT
2 stops23h 05m
United Airlines
Deal found 4/9$793
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Sun 8/161:45 pm
SAT
-
BIO
2 stops21h 10m
United Airlines
Tue 9/87:15 am
BIO
-
SAT
2 stops20h 30m
United Airlines
Deal found 4/9$794
This KAYAK deal was found by Cheapflights users on 4/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:24 pm
SAT
-
BIO
2 stops17h 31m
Lufthansa
Mon 9/75:50 pm
BIO
-
SAT
2 stops34h 26m
Lufthansa
Deal found 4/9$818
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Sun 8/164:35 pm
SAT
-
BIO
2 stops18h 20m
United Airlines
Sun 9/67:15 am
BIO
-
SAT
2 stops20h 30m
United Airlines
Deal found 4/9$844

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 April 12, 2026.

Most accurate provider

Ovago
2 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$751
(American Airlines)
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

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 April 12, 2026.
Use the filters below to find and compare flights from San Antonio to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Wed 8/19

5:24 pm-10:25 pm

2 stops22h 01m

Bilbao

Wed 9/9

6:50 am-10:55 pm

2 stops23h 05m

$742

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Wed 9/16

1:45 pm-5:55 pm

2 stops21h 10m

Bilbao

Wed 9/30

6:50 am-9:13 pm

2 stops21h 23m

$771

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 8/18

1:44 pm-10:45 am

1 stop14h 01m

Bilbao

Fri 9/11

6:45 am-11:49 pm

3 stops24h 04m

$785

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 9/1

1:44 pm-10:45 am

1 stop14h 01m

Bilbao

Tue 9/15

6:50 am-8:37 pm

2 stops20h 47m

$852

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 8/18

1:44 pm-10:45 am

1 stop14h 01m

Bilbao

Sat 9/12

6:50 am-4:08 pm

2 stops40h 18m

$855
Quickest round-trip

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 8/18

5:30 pm-4:30 pm

2 stops16h 00m

Bilbao

Sun 9/6

6:45 am-5:09 pm

2 stops17h 24m

$875

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Wed 5/6

10:42 am-9:50 am

2 stops16h 08m

Bilbao

Wed 5/20

6:45 am-6:23 pm

2 stops18h 38m

$938

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Mon 5/25

7:00 am-4:00 pm

2 stops26h 00m

Bilbao

Sun 6/7

12:30 pm-11:59 pm

2 stops18h 29m

$1,015

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Wed 8/19

9:37 am-1:15 pm

3 stops20h 38m

Bilbao

Wed 9/9

6:50 am-9:13 pm

2 stops21h 23m

$1,032

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/12

Sorted by cheapest first
  • 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, March is the cheapest month in which you can book a flight from San Antonio to Bilbao (average of $450). Flying from San Antonio to Bilbao in June is currently the most expensive (average of $1,096). 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 16h 25m. 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, March is the cheapest month in which you can book a flight from San Antonio to Bilbao (average of $450). Flying from San Antonio to Bilbao in June is currently the most expensive (average of $1,096). 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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