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Cheap flights from San Antonio to Bilbao from $720

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 10/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Antonio to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
4:25 pm - 3:55 pm
SAT
-
BIO
16h 30m
2 stops
KLM Logo
10:30 am - 11:20 pm
BIO
-
SAT
19h 50m
2 stops
$720KLM
Mon, Oct 12 - Wed, Oct 21
Multiple Airlines Logo
11:29 am - 9:50 am
SAT
-
BIO
15h 21m
2 stops
Multiple Airlines Logo
6:45 am - 8:10 pm
BIO
-
SAT
20h 25m
2 stops
$772Multiple Airlines
Wed, Aug 19 - Wed, Sep 2
United Airlines Logo
6:00 am - 10:45 am
SAT
-
BIO
21h 45m
1 stop
United Airlines Logo
11:00 am - 7:58 pm
BIO
-
SAT
39h 58m
2 stops
$876United Airlines
Tue, Aug 11 - Mon, Aug 17
United Airlines Logo
7:35 am - 10:45 am
SAT
-
BIO
20h 10m
2 stops
United Airlines Logo
11:00 am - 9:16 pm
BIO
-
SAT
41h 16m
2 stops
$881United Airlines
Tue, Aug 11 - Mon, Aug 17
United Airlines Logo
6:40 am - 4:00 pm
SAT
-
BIO
26h 20m
2 stops
United Airlines Logo
11:00 am - 7:58 pm
BIO
-
SAT
39h 58m
2 stops
$885United Airlines
Mon, Aug 10 - Mon, Aug 17
Delta Logo
7:55 am - 4:30 pm
SAT
-
BIO
25h 35m
2 stops
Delta Logo
7:10 am - 12:28 am
BIO
-
SAT
24h 18m
2 stops
$1,029Delta
Mon, Aug 10 - Thu, Aug 13
United Airlines Logo
6:27 am - 10:45 am
SAT
-
BIO
21h 18m
1 stop
United Airlines Logo
6:50 am - 10:57 pm
BIO
-
SAT
23h 07m
2 stops
$1,041United Airlines
Tue, Jun 23 - Thu, Aug 6
United Airlines Logo
7:00 am - 10:45 am
SAT
-
BIO
20h 45m
2 stops
United Airlines Logo
6:50 am - 10:57 pm
BIO
-
SAT
23h 07m
2 stops
$1,045United Airlines
Tue, Jun 23 - Thu, Aug 6
United Airlines Logo
5:30 am - 11:25 pm
SAT
-
BIO
34h 55m
2 stops
United Airlines Logo
12:30 pm - 10:42 pm
BIO
-
SAT
17h 12m
2 stops
$1,046United Airlines
Wed, Jun 10 - Wed, Jun 17
Delta Logo
5:05 am - 9:50 am
SAT
-
BIO
21h 45m
2 stops
Delta Logo
7:10 am - 12:28 am
BIO
-
SAT
24h 18m
2 stops
$1,054Delta
Sun, Aug 9 - Fri, Aug 14

Delta flights from San Antonio to Bilbao

Our best Delta deals on San Antonio to Bilbao flight tickets
Delta
Aug 10
SAT7:55 amSan Antonio
25h 35m
2 stops
BIO4:30 pmBilbao
Aug 13
BIO7:10 amBilbao
24h 18m
2 stops
SAT12:28 amSan Antonio
$1,029
Delta
Aug 9
SAT5:05 amSan Antonio
21h 45m
2 stops
BIO9:50 amBilbao
Aug 14
BIO7:10 amBilbao
24h 18m
2 stops
SAT12:28 amSan Antonio
$1,054
Delta
Aug 10
SAT12:05 pmSan Antonio
14h 45m
2 stops
BIO9:50 amBilbao
Aug 15
BIO10:30 amBilbao
19h 13m
2 stops
SAT10:43 pmSan Antonio
$1,124

United Airlines flights from San Antonio to Bilbao

Our best United Airlines deals on San Antonio to Bilbao flight tickets
United Airlines
Aug 11
SAT6:00 amSan Antonio
21h 45m
1 stop
BIO10:45 amBilbao
Aug 17
BIO11:00 amBilbao
39h 58m
2 stops
SAT7:58 pmSan Antonio
$876
United Airlines
Aug 11
SAT7:35 amSan Antonio
20h 10m
2 stops
BIO10:45 amBilbao
Aug 17
BIO11:00 amBilbao
41h 16m
2 stops
SAT9:16 pmSan Antonio
$881
United Airlines
Aug 10
SAT6:40 amSan Antonio
26h 20m
2 stops
BIO4:00 pmBilbao
Aug 17
BIO11:00 amBilbao
39h 58m
2 stops
SAT7:58 pmSan Antonio
$885

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 May 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

Mon 10/12

4:25 pm-3:55 pm

2 stops16h 30m

Bilbao

Wed 10/21

10:30 am-11:20 pm

2 stops19h 50m

$720
Quickest round-trip

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Wed 8/19

11:29 am-9:50 am

2 stops15h 21m

Bilbao

Wed 9/2

6:45 am-8:10 pm

2 stops20h 25m

$772

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 8/11

6:00 am-10:45 am

1 stop21h 45m

Bilbao

Mon 8/17

11:00 am-7:58 pm

2 stops39h 58m

$876

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 8/11

7:35 am-10:45 am

2 stops20h 10m

Bilbao

Mon 8/17

11:00 am-9:16 pm

2 stops41h 16m

$881

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Mon 8/10

6:40 am-4:00 pm

2 stops26h 20m

Bilbao

Mon 8/17

11:00 am-7:58 pm

2 stops39h 58m

$885

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Mon 8/10

7:55 am-4:30 pm

2 stops25h 35m

Bilbao

Thu 8/13

7:10 am-12:28 am

2 stops24h 18m

$1,029

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 6/23

6:27 am-10:45 am

1 stop21h 18m

Bilbao

Thu 8/6

6:50 am-10:57 pm

2 stops23h 07m

$1,041

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 6/23

7:00 am-10:45 am

2 stops20h 45m

Bilbao

Thu 8/6

6:50 am-10:57 pm

2 stops23h 07m

$1,045

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Wed 6/10

5:30 am-11:25 pm

2 stops34h 55m

Bilbao

Wed 6/17

12:30 pm-10:42 pm

2 stops17h 12m

$1,046

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Sun 8/9

5:05 am-9:50 am

2 stops21h 45m

Bilbao

Fri 8/14

7:10 am-12:28 am

2 stops24h 18m

$1,054

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 40% of people opting to fly with this airline when traveling to Bilbao. Keep in mind that there are 4 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

14h 45m

Direct flights

None
The fastest flight from San Antonio to Bilbao takes 14h 45m
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. 14h 45m 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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