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Cheap flights from San Antonio to Bilbao from $754

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Bilbao departing on 12/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from San Antonio to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:00 am - 5:00 pmSAT  San Antonio-BIO Bilbao
24h 00m2 stops Houston George Bush Intcntl Frankfurt am Main
United Airlines Logo
6:45 am - 5:33 pmBIO  Bilbao-SAT San Antonio
17h 48m2 stops Frankfurt am Main Houston George Bush Intcntl
$754United Airlines
Mon, Dec 7 - Thu, Dec 10
United Airlines Logo
12:24 pm - 4:45 pmSAT  San Antonio-BIO Bilbao
21h 21m2 stops Houston George Bush Intcntl Frankfurt am Main
United Airlines Logo
6:45 am - 10:58 pmBIO  Bilbao-SAT San Antonio
23h 13m2 stops Frankfurt am Main Chicago O'Hare Intl
$754United Airlines
Mon, Dec 7 - Thu, Dec 10
Multiple Airlines Logo
5:00 pm - 5:25 pmSAT  San Antonio-BIO Bilbao
17h 25m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Multiple Airlines Logo
8:30 am - 9:58 pmBIO  Bilbao-SAT San Antonio
20h 28m2 stops Madrid Barajas Atlanta Hartsfield-Jackson
$811Multiple Airlines
Fri, Nov 6 - Sun, Nov 22
United Airlines Logo
5:30 pm - 10:45 amSAT  San Antonio-BIO Bilbao
34h 15m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
2:10 pm - 10:51 pmBIO  Bilbao-SAT San Antonio
39h 41m2 stops Frankfurt am Main Houston George Bush Intcntl
$819United Airlines
Mon, Sep 21 - Mon, Sep 28
United Airlines Logo
11:45 am - 5:45 pmSAT  San Antonio-BIO Bilbao
23h 00m3 stops Houston George Bush Intcntl Washington, D.C. Dulles Intl Munich Franz Josef Strauss
United Airlines Logo
6:45 am - 10:53 pmBIO  Bilbao-SAT San Antonio
23h 08m2 stops Frankfurt am Main Chicago O'Hare Intl
$833United Airlines
Fri, Nov 6 - Sun, Nov 22
United Airlines Logo
9:24 am - 11:25 pmSAT  San Antonio-BIO Bilbao
31h 01m2 stops San Francisco Munich Franz Josef Strauss
United Airlines Logo
11:55 am - 4:55 pmBIO  Bilbao-SAT San Antonio
60h 00m2 stops Munich Franz Josef Strauss Denver Intl
$850United Airlines
Wed, Sep 16 - Mon, Sep 21
Lufthansa Logo
4:12 pm - 10:45 amSAT  San Antonio-BIO Bilbao
35h 33m1 stop Newark
Lufthansa Logo
6:50 am - 10:51 pmBIO  Bilbao-SAT San Antonio
23h 01m2 stops Frankfurt am Main Chicago O'Hare Intl
$958Lufthansa
Wed, Sep 16 - Mon, Sep 21
Multiple Airlines Logo
4:17 pm - 11:15 amSAT  San Antonio-BIO Bilbao
35h 58m3 stops Houston George Bush Intcntl Newark Brussels Bruxelles-National
Multiple Airlines Logo
6:50 am - 9:31 pmBIO  Bilbao-SAT San Antonio
21h 41m2 stops Frankfurt am Main Houston George Bush Intcntl
$1,004Multiple Airlines
Fri, Oct 9 - Sat, Oct 24
Air Canada Logo
9:35 am - 11:40 amSAT  San Antonio-BIO Bilbao
19h 05m3 stops Houston George Bush Intcntl Toronto Pearson Intl Frankfurt am Main
Air Canada Logo
12:25 pm - 1:16 pmBIO  Bilbao-SAT San Antonio
31h 51m3 stops Frankfurt am Main Toronto Pearson Intl Houston George Bush Intcntl
$1,105Air Canada
Fri, Nov 6 - Sun, Nov 22
Air Canada Logo
7:35 am - 11:40 amSAT  San Antonio-BIO Bilbao
21h 05m3 stops Houston George Bush Intcntl Toronto Pearson Intl Frankfurt am Main
Air Canada Logo
12:25 pm - 1:16 pmBIO  Bilbao-SAT San Antonio
31h 51m3 stops Frankfurt am Main Toronto Pearson Intl Houston George Bush Intcntl
$1,289Air Canada
Fri, Nov 6 - Sun, Nov 22

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Air Canada flights from San Antonio to Bilbao

Our best Air Canada deals on San Antonio to Bilbao flight tickets
Air Canada
Nov 6
SAT9:35 amSan Antonio
19h 05m
3 stops
BIO11:40 amBilbao
Nov 22
BIO12:25 pmBilbao
31h 51m
3 stops
SAT1:16 pmSan Antonio
$1,105
Air Canada
Nov 6
SAT9:35 amSan Antonio
19h 05m
3 stops
BIO11:40 amBilbao
Nov 22
BIO12:25 pmBilbao
31h 51m
3 stops
SAT1:16 pmSan Antonio
$1,192
Air Canada
Nov 6
SAT7:35 amSan Antonio
21h 05m
3 stops
BIO11:40 amBilbao
Nov 22
BIO12:25 pmBilbao
31h 51m
3 stops
SAT1:16 pmSan Antonio
$1,289

United Airlines flights from San Antonio to Bilbao

Our best United Airlines deals on San Antonio to Bilbao flight tickets
United Airlines
Dec 7
SAT12:24 pmSan Antonio
21h 21m
2 stops
BIO4:45 pmBilbao
Dec 10
BIO6:45 amBilbao
23h 13m
2 stops
SAT10:58 pmSan Antonio
$754
United Airlines
Sep 21
SAT5:30 pmSan Antonio
34h 15m
2 stops
BIO10:45 amBilbao
Sep 28
BIO2:10 pmBilbao
39h 41m
2 stops
SAT10:51 pmSan Antonio
$819
United Airlines
Nov 6
SAT11:45 amSan Antonio
23h 00m
3 stops
BIO5:45 pmBilbao
Nov 22
BIO6:45 amBilbao
23h 08m
2 stops
SAT10:53 pmSan Antonio
$833

momondo 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, momondo users made 832,500 searches. Data last updated August 8, 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 San Antonio - BIO Bilbao

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

$754

San AntonioBilbao

SAT San Antonio - BIO Bilbao

SATBIO

San Antonio

Mon 12/7

12:24 pm-4:45 pm

2 stops21h 21m

Bilbao

Thu 12/10

6:45 am-10:58 pm

2 stops23h 13m

$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

Mon 9/21

5:30 pm-10:45 am

2 stops34h 15m

Bilbao

Mon 9/28

2:10 pm-10:51 pm

2 stops39h 41m

$819

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

Wed 9/16

9:24 am-11:25 pm

2 stops31h 01m

Bilbao

Mon 9/21

11:55 am-4:55 pm

2 stops60h 00m

$850

San AntonioBilbao

SAT San Antonio - BIO Bilbao

SATBIO

San Antonio

Wed 9/16

4:12 pm-10:45 am

1 stop35h 33m

Bilbao

Mon 9/21

6:50 am-10:51 pm

2 stops23h 01m

$958

San AntonioBilbao

SAT San Antonio - BIO Bilbao

SATBIO

San Antonio

Fri 10/9

4:17 pm-11:15 am

3 stops35h 58m

Bilbao

Sat 10/24

6:50 am-9:31 pm

2 stops21h 41m

$1,004

San AntonioBilbao

SAT San Antonio - BIO Bilbao

SATBIO

San Antonio

Fri 11/6

9:35 am-11:40 am

3 stops19h 05m

Bilbao

Sun 11/22

12:25 pm-1:16 pm

3 stops31h 51m

$1,105

San AntonioBilbao

SAT San Antonio - BIO Bilbao

SATBIO

San Antonio

Fri 11/6

7:35 am-11:40 am

3 stops21h 05m

Bilbao

Sun 11/22

12:25 pm-1:16 pm

3 stops31h 51m

$1,289

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Bilbao from

How to get the cheapest flight ticket from San Antonio to Bilbao

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Bilbao?

Lufthansa, United Airlines and Delta are the top three most popular airlines that fly to Bilbao from San Antonio according to our data. Lufthansa is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Bilbao. Keep in mind that there are 3 different airlines that fly to Bilbao on a routine basis, so you have a few additional options to choose from.

When to book flights from San Antonio to Bilbao

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Bilbao according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Bilbao (SAT to BIO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Bilbao

Fastest flight time

17h 25m

Direct flights

None
The fastest flight from San Antonio to Bilbao takes 17h 25m
There are no direct flights from San Antonio to Bilbao. There are no popular flight routes from San Antonio to Bilbao.
Search flight deals

Frequently asked questions about flying from San Antonio to Bilbao

  • How far is San Antonio to Bilbao by plane?

    Bilbao is 5111.0 mi away from San Antonio. 17h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Antonio Airport to Bilbao Airport?

    Prices for flights from San Antonio Airport to Bilbao Airport refresh daily.

  • How old do you have to be to fly from San Antonio Airport to Bilbao Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Bilbao Airport.

  • What documentation or ID do you need to fly to Bilbao Airport?

    The travel and health documents you'll need for your trip to Bilbao Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bilbao Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Getxo
Laredo
Lekeitio

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Bilbao?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Bilbao. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Antonio to Bilbao with flexible booking policies on momondo?

All flight searches from San Antonio to Bilbao on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Antonio to Bilbao?

Once all potential San Antonio to Bilbao flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Antonio to Bilbao right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Bilbao from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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