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$383+ Cheap flights from San Antonio (SAT) to Belgium

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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BRU
Apr 17 — Apr 241
Fri 4/17
Fri 4/24
1 adult, Economy
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Cheap flight deals from San Antonio to Belgium

Cheapest flights from San Antonio to Belgium
Explore the most affordable flight options available from San Antonio to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 18, 2026.

This Air Canada deal was found by Cheapflights users on 3/14. 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.
Sun 12/65:45 am
SAT
-
BRU
2 stops19h 05m
Air Canada
Wed 12/910:00 am
BRU
-
SAT
2 stops36h 30m
Air Canada
Deal found 3/14$634
This United Airlines deal was found by Cheapflights users on 3/15. 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 12/62:01 pm
SAT
-
BRU
2 stops16h 14m
United Airlines
Wed 12/911:55 am
BRU
-
SAT
1 stop15h 11m
United Airlines
Deal found 3/15$647
This United Airlines deal was found by Cheapflights users on 3/14. 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 4/2912:15 pm
SAT
-
BRU
1 stop12h 30m
United Airlines
Tue 5/59:55 am
BRU
-
SAT
2 stops33h 20m
United Airlines
Deal found 3/14$684
This FlightHub deal was found by Cheapflights users on 3/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:15 pm
SAT
-
BRU
2 stops23h 20m
Scandinavian Airlines
Mon 11/303:10 pm
BRU
-
SAT
2 stops39h 08m
Scandinavian Airlines
Deal found 3/15$686
This Cheapflightsfares deal was found by Cheapflights users on 3/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/295:50 pm
SAT
-
BRU
2 stops19h 50m
Lufthansa
Tue 5/58:30 am
BRU
-
SAT
2 stops21h 24m
Lufthansa
Deal found 3/14$692
This KLM deal was found by Cheapflights users on 3/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2912:26 pm
SAT
-
BRU
1 stop12h 14m
KLM
Tue 5/59:45 am
BRU
-
SAT
1 stop22h 01m
KLM
Deal found 3/14$704
This Finnair deal was found by Cheapflights users on 3/13. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:00 am
SAT
-
BRU
2 stops30h 20m
Multiple Airlines
Mon 5/47:05 pm
BRU
-
SAT
2 stops34h 47m
Multiple Airlines
Deal found 3/13$721

Find flight deals from San Antonio to Belgium

Keep the following information in mind while searching for San Antonio to Belgium flight deals. Data was last updated March 18, 2026.

Round-trip from

$684
(United Airlines)

One-way from

$383
(Kiwi.com)

Popular in

June

Cheapest in

February
From San Antonio to Belgium
Search Deals
One-way flight from San Antonio to Belgium
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($276 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($60 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Belgium 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 March 18, 2026.
Use the filters below to find and compare flights from San Antonio to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Wed 4/29

12:15 pm-7:45 am

1 stop12h 30m

Brussels Bruxelles-National

Tue 5/5

9:55 am-12:15 pm

2 stops33h 20m

$684

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Mon 4/27

5:00 am-6:20 pm

2 stops30h 20m

Brussels Bruxelles-National

Mon 5/4

7:05 pm-10:52 pm

2 stops34h 47m

$721

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Thu 4/30

2:00 pm-9:00 am

1 stop12h 00m

Brussels Bruxelles-National

Wed 5/6

9:55 am-4:19 pm

2 stops37h 24m

$734

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Thu 4/30

8:48 am-1:15 pm

2 stops21h 27m

Brussels Bruxelles-National

Thu 5/7

9:40 am-1:16 pm

2 stops34h 36m

$736

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Mon 4/27

9:40 am-1:15 pm

3 stops20h 35m

Brussels Bruxelles-National

Mon 5/4

9:55 am-9:18 pm

2 stops18h 23m

$761

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Tue 7/21

1:40 pm-1:15 pm

2 stops16h 35m

Brussels Bruxelles-National

Thu 7/23

9:40 am-4:03 pm

2 stops37h 23m

$854
Quickest round-trip

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Tue 5/19

2:00 pm-9:00 am

1 stop12h 00m

Brussels Bruxelles-National

Wed 6/10

12:00 pm-8:37 pm

1 stop15h 37m

$991

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Wed 4/1

2:02 pm-9:00 am

1 stop11h 58m

Brussels Bruxelles-National

Sat 4/11

9:40 am-5:43 pm

2 stops39h 03m

$999
Cheapest one-way

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Sun 4/19

2:12 pm-6:15 pm

3 stops45h 03m

$383

San AntonioBrussels

SAT - BRU

SATBRU

San Antonio

Sun 6/21

6:40 am-9:00 am

1 stop19h 20m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

Showing 1-10 of 14 resultsSorted by cheapest first
1
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Best time to book a flight from San Antonio to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium from San Antonio with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Belgium

What is the cheapest month to book a flight from San Antonio to Belgium?

Currently, February is the cheapest month in which you can book a flight from San Antonio to Belgium (average of $453). Flying from San Antonio to Belgium in July is currently the most expensive (average of $844). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Belgium

Get insights into the airlines that provide service to Belgium. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belgium. Reviews last updated March 18, 2026.
See what other customers who have flown with United Airlines from San Antonio to Belgium have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,435 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,435 reviews
United Airlines
7.4
Good
9,435 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Belgium. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Antonio to Belgium?

    San Antonio (SAT), located 7.6 mi from the city center, is the airport you fly out of when you book flights from San Antonio to Belgium.

  • How long is the flight from San Antonio to Belgium?

    United Airlines can get you from San Antonio to Belgium in just under 12h 30m. Your travel time can differ by up to . San Antonio and Belgium are separated by a distance of 5175 mi.

  • Can I find deals for flights from San Antonio to Belgium that include hotel bookings?

    Yes. In addition to deals on San Antonio to Belgium flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Belgium?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Belgium.

  • Can I find deals for business class flights from San Antonio to Belgium?

    Yes. Cheapflights offers flight deals from San Antonio to Belgium by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to Belgium?

    Currently, February is the cheapest month in which you can book a flight from San Antonio to Belgium (average of $453). Flying from San Antonio to Belgium in July is currently the most expensive (average of $844). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from San Antonio to Belgium

Discover the top airline that operate flights from San Antonio to Belgium. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$603Average$796FlexibilityNo cancel feeOn-time69%

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