$350+ 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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BIO
Sep 5 — Sep 121
Round-trip
1 adult, Economy
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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
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Cheapest flights from San Antonio to BilbaoExplore 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 August 6, 2026.
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 August 6, 2026.
This Air France deal was found by Cheapflights users on 8/2. 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.
Wed 11/1811:45 am -
2 stops16h 45m
Wed 11/258:30 am -
2 stops18h 08m
Deal found 8/2![Multiple Airlines logo]()
$720
This United Airlines deal was found by Cheapflights users on 8/3. 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 -
2 stops24h 00m
Thu 12/106:45 am -
2 stops17h 48m
Deal found 8/3![United Airlines logo]()
$754
This Air France deal was found by Cheapflights users on 8/1. 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 -
2 stops17h 25m
Sun 11/228:30 am -
2 stops20h 28m
Deal found 8/1![Multiple Airlines logo]()
$811
This United Airlines deal was found by Cheapflights users on 8/4. 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 -
3 stops23h 00m
Sun 11/226:45 am -
2 stops23h 08m
Deal found 8/4![United Airlines logo]()
$833
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/182:15 pm -
2 stops25h 35m
Fri 9/256:45 am -
2 stops21h 46m
Deal found 8/4![United Airlines logo]()
$864
This Delta deal was found by Cheapflights users on 8/1. 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.
Sun 9/138:00 am -
2 stops18h 50m
Sun 9/206:45 am -
2 stops21h 37m
Deal found 8/1![Delta logo]()
$880
This United Airlines deal was found by Cheapflights users on 8/1. 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 9/135:30 pm -
2 stops17h 25m
Sun 9/2012:30 pm -
1 stop30h 21m
Deal found 8/1![United Airlines logo]()
$886
This United Airlines deal was found by Cheapflights users on 8/2. 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 9/15:27 pm -
2 stops58h 18m
Tue 9/156:50 am -
2 stops22h 54m
Deal found 8/2![United Airlines logo]()
$902
This United Airlines deal was found by Cheapflights users on 8/2. 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 11/1811:45 am -
3 stops23h 00m
Wed 11/257:30 am -
2 stops23h 22m
Deal found 8/2![United Airlines logo]()
$914
This Expedia deal was found by Cheapflights users on 8/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/51:43 pm -
2 stops26h 32m
Mon 8/179:35 pm -
2 stops32h 15m
Deal found 8/2![Iberia logo]()
$1,065
This Air Canada deal was found by Cheapflights users on 8/1. 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.
Fri 11/69:35 am -
3 stops19h 05m
Sun 11/2212:25 pm -
3 stops31h 51m
Deal found 8/1![Air Canada logo]()
$1,105
Best flights from San Antonio to BilbaoDiscover carefully curated flight deals from San Antonio to Bilbao that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
Discover carefully curated flight deals from San Antonio to Bilbao that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
This United Airlines deal was found by Cheapflights users on 8/5. 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 -
2 stops23h 45m
Thu 12/106:45 am -
2 stops17h 48m
Deal found 8/5![United Airlines logo]()
$754
This Air France deal was found by Cheapflights users on 8/5. 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 -
2 stops17h 25m
Sun 11/228:30 am -
2 stops20h 28m
Deal found 8/5![Multiple Airlines logo]()
$811
This Delta deal was found by Cheapflights users on 8/1. 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.
Sun 9/138:00 am -
2 stops18h 50m
Sun 9/206:45 am -
2 stops21h 37m
Deal found 8/1![Delta logo]()
$880
This United Airlines deal was found by Cheapflights users on 8/1. 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 -
3 stops23h 00m
Sun 11/226:45 am -
2 stops23h 08m
Deal found 8/1![United Airlines logo]()
$833
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/182:15 pm -
2 stops25h 35m
Fri 9/256:45 am -
2 stops21h 46m
Deal found 8/4![United Airlines logo]()
$864
Last-minute flights from San Antonio to BilbaoDiscover last-minute flight deals from San Antonio to Bilbao. Data last updated August 6, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Bilbao. Data last updated August 6, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 8/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/51:43 pm -
2 stops26h 32m
Mon 8/179:35 pm -
2 stops32h 15m
Deal found 8/2![Iberia logo]()
$1,065
This United Airlines deal was found by Cheapflights users on 8/2. 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 8/56:40 am -
2 stops33h 45m
Mon 8/177:15 am -
3 stops34h 22m
Deal found 8/2![United Airlines logo]()
$1,131
This United Airlines deal was found by Cheapflights users on 8/4. 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 8/175:27 pm -
2 stops17h 28m
Thu 8/206:50 am -
2 stops21h 26m
Deal found 8/4![United Airlines logo]()
$1,396
This United Airlines deal was found by Cheapflights users on 8/2. 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 9/15:27 pm -
2 stops58h 18m
Tue 9/156:50 am -
2 stops22h 54m
Deal found 8/2![United Airlines logo]()
$902
This Delta deal was found by Cheapflights users on 8/1. 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.
Sun 9/138:00 am -
2 stops18h 50m
Sun 9/206:45 am -
2 stops21h 37m
Deal found 8/1![Delta logo]()
$880
This United Airlines deal was found by Cheapflights users on 8/1. 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 9/135:30 pm -
2 stops17h 25m
Sun 9/2012:30 pm -
1 stop30h 21m
Deal found 8/1![United Airlines logo]()
$886
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/182:15 pm -
2 stops25h 35m
Fri 9/256:45 am -
2 stops21h 46m
Deal found 8/4![United Airlines logo]()
$864
One-way flights from San Antonio to BilbaoSearch for one-way flight options from San Antonio to Bilbao. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
Search for one-way flight options from San Antonio to Bilbao. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
This Delta deal was found by Cheapflights users on 8/2. 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.
Wed 11/1811:45 am -
2 stops16h 45m
Deal found 8/2![Delta logo]()
$350
This United Airlines deal was found by Cheapflights users on 8/2. 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 11/1812:41 pm -
3 stops50h 14m
Deal found 8/2![United Airlines logo]()
$421
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 August 6, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $720 (Air France) |
One-way from | $350 (Delta) |
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 August 6, 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
Cheapest round-trip
San AntonioBilbao
SAT San Antonio - BIO Bilbao
SATBIO
San Antonio
Mon 12/7
10:00 am-4:45 pm
2 stops23h 45m
Bilbao
Thu 12/10
6:45 am-5:33 pm
2 stops17h 48m
$754
Quickest round-trip
San AntonioBilbao
SAT San Antonio - BIO Bilbao
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
$811
San AntonioBilbao
SAT San Antonio - BIO Bilbao
SATBIO
San Antonio
Fri 11/6
11:45 am-5:45 pm
3 stops23h 00m
Bilbao
Sun 11/22
6:45 am-10:53 pm
2 stops23h 08m
$833
San AntonioBilbao
SAT San Antonio - BIO Bilbao
SATBIO
San Antonio
Fri 9/18
2:15 pm-10:50 pm
2 stops25h 35m
Bilbao
Fri 9/25
6:45 am-9:31 pm
2 stops21h 46m
$864
San AntonioBilbao
SAT San Antonio - BIO Bilbao
SATBIO
San Antonio
Sun 9/13
8:00 am-9:50 am
2 stops18h 50m
Bilbao
Sun 9/20
6:45 am-9:22 pm
2 stops21h 37m
$880
Cheapest one-way
Quickest one-way
San AntonioBilbao
SAT San Antonio - BIO Bilbao
SATBIO
San Antonio
Wed 11/18
11:45 am-11:30 am
2 stops16h 45m
$350
San AntonioBilbao
SAT San Antonio - BIO Bilbao
SATBIO
San Antonio
Wed 11/18
12:41 pm-9:55 pm
3 stops50h 14m
$421
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.
SAT-BIO
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.
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