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Bilbao

$758+ 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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BIO
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
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 July 28, 2026.

This United Airlines deal was found by Cheapflights users on 7/27. 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 12/710:00 am
SAT
-
BIO
2 stops24h 00m
United Airlines
Thu 12/106:45 am
BIO
-
SAT
2 stops17h 48m
United Airlines
Deal found 7/27$758
This KLM deal was found by Cheapflights users on 7/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:22 pm
SAT
-
BIO
2 stops15h 08m
KLM
Tue 11/38:30 am
BIO
-
SAT
2 stops18h 09m
KLM
Deal found 7/23$759
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:10 pm
SAT
-
BIO
2 stops22h 15m
Delta
Sun 11/2211:55 am
BIO
-
SAT
2 stops19h 33m
Delta
Deal found 7/24$795
This Air France deal was found by Cheapflights users on 7/26. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:00 pm
SAT
-
BIO
2 stops17h 25m
Multiple Airlines
Sun 11/228:30 am
BIO
-
SAT
2 stops20h 28m
Multiple Airlines
Deal found 7/26$816
This Cheapflightsfares deal was found by Cheapflights users on 7/23. 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.
Tue 9/151:45 pm
SAT
-
BIO
2 stops26h 40m
Lufthansa
Wed 9/236:50 am
BIO
-
SAT
2 stops23h 01m
Lufthansa
Deal found 7/23$824
This United Airlines deal was found by Cheapflights users on 7/25. 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 9/81:00 pm
SAT
-
BIO
1 stop14h 45m
United Airlines
Tue 9/156:50 am
BIO
-
SAT
2 stops45h 23m
United Airlines
Deal found 7/25$827
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 11/611:45 am
SAT
-
BIO
3 stops28h 20m
United Airlines
Tue 12/16:45 am
BIO
-
SAT
2 stops21h 28m
United Airlines
Deal found 7/24$828
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Fri 11/611:45 am
SAT
-
BIO
3 stops28h 20m
United Airlines
Sun 11/226:45 am
BIO
-
SAT
2 stops21h 08m
United Airlines
Deal found 7/28$837
This United Airlines deal was found by Cheapflights users on 7/24. 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 9/75:27 pm
SAT
-
BIO
2 stops34h 18m
United Airlines
Mon 9/142:10 pm
BIO
-
SAT
2 stops34h 33m
United Airlines
Deal found 7/24$854
This United deal was found by Cheapflights users on 7/23. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:10 pm
SAT
-
BIO
2 stops22h 45m
Multiple Airlines
Tue 11/36:45 am
BIO
-
SAT
3 stops23h 06m
Multiple Airlines
Deal found 7/23$864

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 July 28, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$758
(United 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.
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From San Antonio to Bilbao
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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 July 28, 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

Mon 12/7

10:00 am-5:00 pm

2 stops24h 00m

Bilbao

Thu 12/10

6:45 am-5:33 pm

2 stops17h 48m

$758
Quickest round-trip

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Wed 10/21

6:22 pm-4:30 pm

2 stops15h 08m

Bilbao

Tue 11/3

8:30 am-7:39 pm

2 stops18h 09m

$759

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Fri 11/6

5:00 pm-5:25 pm

2 stops17h 25m

Bilbao

Sun 11/22

8:30 am-9:58 pm

2 stops20h 28m

$816

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 9/15

6:00 am-10:45 am

1 stop21h 45m

Bilbao

Wed 9/23

6:50 am-9:13 pm

2 stops21h 23m

$827

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 9/8

1:00 pm-10:45 am

1 stop14h 45m

Bilbao

Tue 9/15

6:50 am-9:13 pm

2 stops45h 23m

$827

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Fri 11/6

11:45 am-11:05 pm

3 stops28h 20m

Bilbao

Tue 12/1

6:45 am-9:13 pm

2 stops21h 28m

$828

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Fri 11/6

11:45 am-11:05 pm

3 stops28h 20m

Bilbao

Sun 11/22

6:45 am-8:53 pm

2 stops21h 08m

$837

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 9/1

6:30 am-4:00 pm

2 stops26h 30m

Bilbao

Tue 9/15

6:50 am-10:51 pm

2 stops23h 01m

$837

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

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 >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.

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 15h 08m. 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.

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