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$781+ Cheap flights from Bilbao (BIO) to San Antonio (SAT)

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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — SAT
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap flight deals from Bilbao to San Antonio

Cheapest flights from Bilbao to San Antonio
Explore the most affordable flight options available from Bilbao to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

This KLM deal was found by Cheapflights users on 12/11. 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.
sáb. 12/277:25 amBIO - SAT
2 stops21h 17mMultiple Airlines
mié. 12/314:45 pmSAT - BIO
2 stops17h 35mMultiple Airlines
Deal found 12/11$1,213
This Air Canada deal was found by Cheapflights users on 12/11. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/277:25 amBIO - SAT
3 stops32h 25mAir Canada
mié. 12/315:59 pmSAT - BIO
3 stops35h 01mAir Canada
Deal found 12/11$2,126

Find flight deals from Bilbao to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Bilbao (BIO) to San Antonio (SAT). 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 diciembre 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$781
(United Airlines)
Provider with most accurate pricing for Bilbao-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bilbao-San Antonio flights.
Search Deals
From Bilbao to San Antonio
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Bilbao to San Antonio 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 diciembre 12, 2025.
Use the filters below to find and compare flights from Bilbao to San Antonio that are best for you.

Fly from

Bilbao

Fly to

San Antonio

Route

Depart

Return

Price

BilbaoSan Antonio

BIO - SAT

BIOSAT

Bilbao

jue. 2/26

6:45 am-11:12 pm

2 stops23h 27m

San Antonio

lun. 3/2

5:20 pm-11:05 pm

2 stops22h 45m

$781

BilbaoSan Antonio

BIO - SAT

BIOSAT

Bilbao

sáb. 12/27

7:25 am-9:42 pm

2 stops21h 17m

San Antonio

mié. 12/31

4:45 pm-5:20 pm

2 stops17h 35m

$1,213

BilbaoSan Antonio

BIO - SAT

BIOSAT

Bilbao

sáb. 12/27

7:25 am-8:50 am

3 stops32h 25m

San Antonio

mié. 12/31

5:59 pm-12:00 pm

3 stops35h 01m

$2,126

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Compare providers for flights from Bilbao to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bilbao to San Antonio in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bilbao-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bilbao-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bilbao-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bilbao-San Antonio flights, Cheapflights users trust Expedia the most. Expedia 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 Bilbao-San Antonio 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 Bilbao to San Antonio

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

    For as low as $781, United Airlines can have you in San Antonio from Bilbao in 23h 27m. The distance between Bilbao and San Antonio is about 5105 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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