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Cheap flights from San Antonio to Bilbao from $659

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Bilbao departing on 5/14. 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

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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.
United Airlines Logo
1:44 pm - 10:45 am
SAT
-
BIO
14h 01m
1 stop
United Airlines Logo
6:50 am - 10:02 pm
BIO
-
SAT
22h 12m
2 stops
$776United Airlines
Tue, Sep 8 - Tue, Sep 15
United Airlines Logo
1:40 pm - 4:00 pm
SAT
-
BIO
19h 20m
2 stops
United Airlines Logo
6:50 am - 8:37 pm
BIO
-
SAT
20h 47m
2 stops
$915United Airlines
Mon, Jun 1 - Mon, Jun 8
United Airlines Logo
9:37 am - 10:45 am
SAT
-
BIO
18h 08m
2 stops
United Airlines Logo
6:50 am - 8:37 pm
BIO
-
SAT
20h 47m
2 stops
$923United Airlines
Tue, Sep 8 - Tue, Sep 15
Lufthansa Logo
5:18 pm - 5:55 pm
SAT
-
BIO
41h 37m
2 stops
Lufthansa Logo
7:15 am - 10:54 pm
BIO
-
SAT
22h 39m
2 stops
$975Lufthansa
Mon, May 25 - Sun, Jun 7
United Airlines Logo
5:57 pm - 5:00 pm
SAT
-
BIO
40h 03m
2 stops
United Airlines Logo
6:50 am - 10:54 pm
BIO
-
SAT
23h 04m
2 stops
$978United Airlines
Sat, Jul 4 - Mon, Jul 13
United Airlines Logo
1:26 pm - 10:45 am
SAT
-
BIO
14h 19m
1 stop
United Airlines Logo
7:15 am - 10:54 pm
BIO
-
SAT
22h 39m
2 stops
$999United Airlines
Tue, Jun 23 - Thu, Aug 6
United Airlines Logo
6:40 am - 10:45 am
SAT
-
BIO
21h 05m
2 stops
United Airlines Logo
11:55 am - 10:54 pm
BIO
-
SAT
17h 59m
2 stops
$1,003United Airlines
Tue, Jun 23 - Thu, Aug 6
United Airlines Logo
8:53 am - 10:45 am
SAT
-
BIO
18h 52m
2 stops
United Airlines Logo
7:15 am - 10:54 pm
BIO
-
SAT
22h 39m
2 stops
$1,004United Airlines
Tue, Jun 23 - Thu, Aug 6
United Airlines Logo
9:37 am - 10:45 am
SAT
-
BIO
18h 08m
3 stops
United Airlines Logo
6:50 am - 10:54 pm
BIO
-
SAT
23h 04m
2 stops
$1,025United Airlines
Sat, Jul 4 - Mon, Jul 13
KLM Logo
4:15 pm - 4:30 pm
SAT
-
BIO
17h 15m
2 stops
KLM Logo
10:30 am - 11:18 pm
BIO
-
SAT
19h 48m
2 stops
$1,040KLM
Mon, May 25 - Sun, Jun 7

United Airlines flights from San Antonio to Bilbao

Our best United Airlines deals on San Antonio to Bilbao flight tickets
United Airlines
Sep 8
SAT1:44 pmSan Antonio
14h 01m
1 stop
BIO10:45 amBilbao
Sep 15
BIO6:50 amBilbao
22h 12m
2 stops
SAT10:02 pmSan Antonio
$776
United Airlines
Jun 1
SAT1:40 pmSan Antonio
19h 20m
2 stops
BIO4:00 pmBilbao
Jun 8
BIO6:50 amBilbao
20h 47m
2 stops
SAT8:37 pmSan Antonio
$915
United Airlines
Sep 8
SAT9:37 amSan Antonio
18h 08m
2 stops
BIO10:45 amBilbao
Sep 15
BIO6:50 amBilbao
20h 47m
2 stops
SAT8:37 pmSan Antonio
$923

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 March 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
Quickest round-trip

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 9/8

1:44 pm-10:45 am

1 stop14h 01m

Bilbao

Tue 9/15

6:50 am-10:02 pm

2 stops22h 12m

$776

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Mon 6/1

1:40 pm-4:00 pm

2 stops19h 20m

Bilbao

Mon 6/8

6:50 am-8:37 pm

2 stops20h 47m

$915

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 9/8

9:37 am-10:45 am

2 stops18h 08m

Bilbao

Tue 9/15

6:50 am-8:37 pm

2 stops20h 47m

$923

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Mon 5/25

5:18 pm-5:55 pm

2 stops41h 37m

Bilbao

Sun 6/7

7:15 am-10:54 pm

2 stops22h 39m

$975

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Sat 7/4

5:57 pm-5:00 pm

2 stops40h 03m

Bilbao

Mon 7/13

6:50 am-10:54 pm

2 stops23h 04m

$978

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 6/23

1:26 pm-10:45 am

1 stop14h 19m

Bilbao

Thu 8/6

7:15 am-10:54 pm

2 stops22h 39m

$999

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 6/23

6:40 am-10:45 am

2 stops21h 05m

Bilbao

Thu 8/6

11:55 am-10:54 pm

2 stops17h 59m

$1,003

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Tue 6/23

8:53 am-10:45 am

2 stops18h 52m

Bilbao

Thu 8/6

7:15 am-10:54 pm

2 stops22h 39m

$1,004

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Sat 7/4

9:37 am-10:45 am

3 stops18h 08m

Bilbao

Mon 7/13

6:50 am-10:54 pm

2 stops23h 04m

$1,025

San AntonioBilbao

SAT - BIO

SATBIO

San Antonio

Mon 5/25

4:15 pm-4:30 pm

2 stops17h 15m

Bilbao

Sun 6/7

10:30 am-11:18 pm

2 stops19h 48m

$1,040

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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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 is the cheapest airline that flies from San Antonio to Bilbao?

United Airlines is the most popular carrier operating from San Antonio to Bilbao

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 43% 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 01m

Direct flights

None
The fastest flight from San Antonio to Bilbao takes 14h 01m
There are no direct flights from San Antonio to Bilbao. There are no popular flight routes from San Antonio to Bilbao.
Search flight deals

  • How far is San Antonio to Bilbao by plane?

    Bilbao is 5111.0 mi away from San Antonio. 14h 01m 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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