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Cheap flights from San Antonio to Brussels from $437

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 Brussels departing on 7/20. 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
0 bags

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Find the cheapest flights from San Antonio to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:10 pm - 1:15 pm
SAT
-
BRU
18h 05m
2 stops
United Airlines Logo
10:10 am - 11:08 pm
BRU
-
SAT
19h 58m
1 stop
$747United Airlines
Sun, Nov 15 - Thu, Nov 19
United Airlines Logo
2:15 pm - 1:15 pm
SAT
-
BRU
16h 00m
2 stops
United Airlines Logo
10:00 am - 11:08 pm
BRU
-
SAT
20h 08m
2 stops
$750United Airlines
Sun, Nov 15 - Thu, Nov 19
United Airlines Logo
6:40 am - 8:55 am
SAT
-
BRU
19h 15m
1 stop
United Airlines Logo
11:55 am - 8:06 pm
BRU
-
SAT
15h 11m
1 stop
$751United Airlines
Sun, Nov 15 - Thu, Nov 19
Brussels Airlines Logo
1:54 pm - 1:15 pm
SAT
-
BRU
16h 21m
2 stops
Brussels Airlines Logo
4:55 pm - 7:23 pm
BRU
-
SAT
32h 28m
2 stops
$871Brussels Airlines
Mon, Oct 19 - Mon, Oct 26
United Airlines Logo
1:54 pm - 9:00 am
SAT
-
BRU
12h 06m
1 stop
United Airlines Logo
4:55 pm - 7:23 pm
BRU
-
SAT
32h 28m
2 stops
$875United Airlines
Mon, Oct 19 - Mon, Oct 26
United Airlines Logo
6:35 am - 9:00 am
SAT
-
BRU
19h 25m
1 stop
United Airlines Logo
4:55 pm - 9:07 pm
BRU
-
SAT
34h 12m
2 stops
$876United Airlines
Mon, Oct 19 - Mon, Oct 26
Multiple Airlines Logo
6:10 am - 10:35 pm
SAT
-
BRU
33h 25m
2 stops
Multiple Airlines Logo
7:10 pm - 10:04 pm
BRU
-
SAT
32h 54m
2 stops
$879Multiple Airlines
Mon, Oct 19 - Mon, Oct 26
United Airlines Logo
12:10 pm - 7:25 am
SAT
-
BRU
12h 15m
1 stop
United Airlines Logo
9:55 am - 3:48 pm
BRU
-
SAT
36h 53m
2 stops
$901United Airlines
Wed, Sep 16 - Sat, Sep 26
Air Canada Logo
6:00 am - 7:10 am
SAT
-
BRU
18h 10m
2 stops
Air Canada Logo
9:55 am - 3:48 pm
BRU
-
SAT
36h 53m
2 stops
$905Air Canada
Wed, Sep 16 - Sat, Sep 26
Lufthansa Logo
12:10 pm - 7:15 am
SAT
-
BRU
12h 05m
1 stop
Lufthansa Logo
10:10 am - 11:08 pm
BRU
-
SAT
18h 58m
1 stop
$916Lufthansa
Mon, Oct 19 - Mon, Oct 26

Delta flights from San Antonio to Brussels

Our best Delta deals on San Antonio to Brussels flight tickets
Delta
Jul 16
SAT5:20 amSan Antonio
19h 20m
1 stop
BRU7:40 amBrussels Bruxelles-National
Jul 26
BRU9:45 amBrussels Bruxelles-National
21h 35m
1 stop
SAT12:20 amSan Antonio
$1,137
Delta
Jul 16
SAT6:40 amSan Antonio
18h 00m
1 stop
BRU7:40 amBrussels Bruxelles-National
Jul 26
BRU10:35 amBrussels Bruxelles-National
17h 51m
2 stops
SAT9:26 pmSan Antonio
$1,145
Delta
Jul 16
SAT6:05 amSan Antonio
20h 35m
2 stops
BRU9:40 amBrussels Bruxelles-National
Jul 26
BRU9:45 amBrussels Bruxelles-National
21h 35m
1 stop
SAT12:20 amSan Antonio
$1,146

Lufthansa flights from San Antonio to Brussels

Our best Lufthansa deals on San Antonio to Brussels flight tickets
Lufthansa
Oct 19
SAT12:10 pmSan Antonio
12h 05m
1 stop
BRU7:15 amBrussels Bruxelles-National
Oct 26
BRU10:10 amBrussels Bruxelles-National
18h 58m
1 stop
SAT11:08 pmSan Antonio
$916
Lufthansa
Jul 5
SAT12:01 pmSan Antonio
12h 14m
1 stop
BRU7:15 amBrussels Bruxelles-National
Jul 14
BRU10:15 amBrussels Bruxelles-National
19h 42m
1 stop
SAT10:57 pmSan Antonio
$971
Lufthansa
Jul 16
SAT7:00 amSan Antonio
17h 15m
1 stop
BRU7:15 amBrussels Bruxelles-National
Jul 26
BRU12:00 pmBrussels Bruxelles-National
18h 55m
2 stops
SAT11:55 pmSan Antonio
$1,275

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Brussels 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 June 1, 2026.
Use the filters below to find and compare flights from San Antonio to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Sun 11/15

12:10 pm-1:15 pm

2 stops18h 05m

Brussels Bruxelles-National

Thu 11/19

10:10 am-11:08 pm

1 stop19h 58m

$747

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Sun 11/15

2:15 pm-1:15 pm

2 stops16h 00m

Brussels Bruxelles-National

Thu 11/19

10:00 am-11:08 pm

2 stops20h 08m

$750

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Sun 11/15

6:40 am-8:55 am

1 stop19h 15m

Brussels Bruxelles-National

Thu 11/19

11:55 am-8:06 pm

1 stop15h 11m

$751

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Mon 10/19

1:54 pm-1:15 pm

2 stops16h 21m

Brussels Bruxelles-National

Mon 10/26

4:55 pm-7:23 pm

2 stops32h 28m

$871

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Mon 10/19

1:54 pm-9:00 am

1 stop12h 06m

Brussels Bruxelles-National

Mon 10/26

4:55 pm-7:23 pm

2 stops32h 28m

$875

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Mon 10/19

6:35 am-9:00 am

1 stop19h 25m

Brussels Bruxelles-National

Mon 10/26

4:55 pm-9:07 pm

2 stops34h 12m

$876

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Mon 10/19

6:10 am-10:35 pm

2 stops33h 25m

Brussels Bruxelles-National

Mon 10/26

7:10 pm-10:04 pm

2 stops32h 54m

$879

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Wed 9/16

12:10 pm-7:25 am

1 stop12h 15m

Brussels Bruxelles-National

Sat 9/26

9:55 am-3:48 pm

2 stops36h 53m

$901

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Wed 9/16

6:00 am-7:10 am

2 stops18h 10m

Brussels Bruxelles-National

Sat 9/26

9:55 am-3:48 pm

2 stops36h 53m

$905
Quickest round-trip

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Mon 10/19

12:10 pm-7:15 am

1 stop12h 05m

Brussels Bruxelles-National

Mon 10/26

10:10 am-11:08 pm

1 stop18h 58m

$916

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Brussels from

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

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 Brussels?

United Airlines and Lufthansa are the most popular carriers operating from San Antonio to Brussels

What airlines fly to Brussels?

United Airlines, British Airways and Lufthansa are the top three most popular airlines that fly to Brussels from San Antonio according to our data. United Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Brussels. Keep in mind that there are 4 different airlines that fly to Brussels on a routine basis, so you have a few additional options to choose from.

Cheap San Antonio to Brussels flight deals and tips

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

Fastest flight time

16h 21m

Direct flights

None
The fastest flight from San Antonio to Brussels takes 16h 21m
There are no direct flights from San Antonio to Brussels. There are no popular flight routes from San Antonio to Brussels.
Search flight deals

Frequently asked questions about flying from San Antonio to Brussels

  • How far is San Antonio to Brussels by plane?

    A flight from San Antonio to Brussels will travel around 5178.7 mi. Flights usually cover this in 16h 21m, depending on flying conditions and air traffic around both airports.

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

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

  • How many operators does momondo search for flights from San Antonio Airport to Brussels?

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

    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 Brussels.

  • What documentation or ID do you need to fly to Brussels?

    The travel and health documents you'll need for your trip to Brussels 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 Brussels. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Antonio to Brussels

Compare and see reviews for airlines that fly from San Antonio to Brussels with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $556Free CancellationRating
7.4
9,768 reviews
Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Brussels for you.

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

Flights from San Antonio to Brussels with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Brussels from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Brussels from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 27.4 mi from Brussels
Brussels Bruxelles-National Airport
Charleroi Brussels Airport