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$376+ Cheap flights from San Diego (SAN) 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BRU
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from San Diego to Belgium

Cheapest flights from San Diego to Belgium
Explore the most affordable flight options available from San Diego to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This Lufthansa deal was found by Cheapflights users on 12/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:35 pmSAN - BRU
1 stop17h 20mLufthansa
Fri 1/169:35 amBRU - SAN
1 stop15h 10mLufthansa
Deal found 12/12$670
This Lufthansa deal was found by Cheapflights users on 12/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:35 pmSAN - BRU
1 stop17h 20mLufthansa
Thu 1/159:35 amBRU - SAN
2 stops18h 09mLufthansa
Deal found 12/12$680
This Air Canada deal was found by Cheapflights users on 12/12. 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.
Tue 12/307:00 amSAN - BRU
2 stops39h 50mAir Canada
Sun 1/1810:00 amBRU - SAN
2 stops45h 33mAir Canada
Deal found 12/12$698
This FlightHub deal was found by Cheapflights users on 12/12. 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.
Wed 12/315:35 pmSAN - BRU
1 stop17h 20mMultiple Airlines
Fri 1/1610:00 amBRU - SAN
2 stops40h 24mMultiple Airlines
Deal found 12/12$700
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Tue 12/307:40 amSAN - BRU
2 stops20h 35mUnited Airlines
Fri 1/169:35 amBRU - SAN
1 stop15h 10mUnited Airlines
Deal found 12/12$703
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Tue 12/306:30 amSAN - BRU
2 stops21h 45mUnited Airlines
Sun 1/1811:55 amBRU - SAN
1 stop17h 52mUnited Airlines
Deal found 12/12$704
This KAYAK deal was found by Cheapflights users on 12/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:35 pmSAN - BRU
1 stop14h 40mLufthansa
Tue 1/1310:00 amBRU - SAN
2 stops40h 24mLufthansa
Deal found 12/12$707
This United Airlines deal was found by Cheapflights users on 12/12. 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 12/317:40 amSAN - BRU
2 stops20h 35mUnited Airlines
Thu 1/1511:15 amBRU - SAN
2 stops20h 18mUnited Airlines
Deal found 12/12$708
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Tue 12/305:35 pmSAN - BRU
1 stop14h 40mUnited Airlines
Wed 1/1411:55 amBRU - SAN
1 stop17h 52mUnited Airlines
Deal found 12/12$709
This United Airlines deal was found by Cheapflights users on 12/12. 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 12/315:35 pmSAN - BRU
1 stop14h 40mUnited Airlines
Wed 1/1411:55 amBRU - SAN
1 stop17h 52mUnited Airlines
Deal found 12/12$710
This United Airlines deal was found by Cheapflights users on 12/12. 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 12/3112:42 pmSAN - BRU
2 stops15h 33mUnited Airlines
Tue 1/1310:30 amBRU - SAN
2 stops21h 35mUnited Airlines
Deal found 12/12$711
This Mytrip deal was found by Cheapflights users on 12/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1712:40 pmSAN - CRL
3 stops24h 10mMultiple Airlines
Wed 1/72:50 pmCRL - SAN
3 stops35h 34mMultiple Airlines
Deal found 12/12$3,240

Find flight deals from San Diego to Belgium

Keep the following information in mind while searching for San Diego to Belgium flight deals. Data was last updated December 14, 2025.

Round-trip from

$446
(Kiwi.com)

One-way from

$376
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$861
From San Diego to Belgium
Search Deals
One-way flight from San Diego to Belgium
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($302 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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 December 14, 2025.
Use the filters below to find and compare flights from San Diego to Belgium that are best for you.

Fly from

San Diego

Fly to

Belgium

Route

Depart

Return

Price

San DiegoBrussels

SAN - BRU

SANBRU

San Diego

Sun 1/11

12:40 pm-1:15 pm

2 stops39h 35m

Brussels Bruxelles-National

Sun 1/25

9:35 am-3:45 pm

1 stop15h 10m

$484

San DiegoBrussels

SAN - BRU

SANBRU

San Diego

Fri 1/30

6:00 pm-5:20 pm

1 stop14h 20m

Brussels Bruxelles-National

Tue 2/3

2:55 pm-4:10 pm

1 stop34h 15m

$485

San DiegoBrussels

SAN - BRU

SANBRU

San Diego

Fri 1/30

6:30 am-1:15 pm

2 stops21h 45m

Brussels Bruxelles-National

Tue 2/3

10:00 am-3:36 pm

2 stops38h 36m

$485

San DiegoBrussels

SAN - BRU

SANBRU

San Diego

Tue 1/27

7:00 am-8:05 am

1 stop16h 05m

Brussels Bruxelles-National

Tue 2/3

10:00 am-3:36 pm

2 stops38h 36m

$488

San DiegoBrussels

SAN - BRU

SANBRU

San Diego

Fri 1/30

10:37 am-2:30 pm

3 stops18h 53m

Brussels Bruxelles-National

Tue 2/3

10:20 am-10:47 pm

2 stops21h 27m

$657

San DiegoBrussels

SAN - BRU

SANBRU

San Diego

Wed 12/31

5:35 pm-7:55 pm

1 stop17h 20m

Brussels Bruxelles-National

Fri 1/16

9:35 am-3:45 pm

1 stop15h 10m

$670

San DiegoBrussels

SAN - CRL

SANCRL

San Diego

Tue 6/9

5:15 pm-10:50 pm

2 stops20h 35m

Charleroi Brussels

Tue 6/30

7:40 pm-3:25 pm

2 stops28h 45m

$1,714

San DiegoBrussels

SAN - CRL

SANCRL

San Diego

Tue 3/10

7:35 am-8:20 am

3 stops40h 45m

$376

San DiegoBrussels

SAN - BRU

SANBRU

San Diego

Tue 3/10

7:35 am-8:55 am

3 stops41h 20m

$383

San DiegoBrussels

SAN - BRU

SANBRU

San Diego

Tue 3/10

11:03 am-7:55 am

1 stop12h 52m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 15 results
1
2

Best time to book a flight from San Diego to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium from San Diego 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 Diego to Belgium

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

Currently, March is the cheapest month in which you can book a flight from San Diego to Belgium (average of $423). Flying from San Diego to Belgium in July is currently the most expensive (average of $863). 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 December 14, 2025.
Peruse reviews from past customers who have flown with United Airlines and Lufthansa from San Diego to Belgium to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,094 reviews

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,094 reviews
United Airlines
7.4
Good
9,094 reviews

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.8
Okay
7,626 reviews
United Airlines
7.4
Good
9,094 reviews

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from San Diego 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 Diego to Belgium?

    San Diego (SAN) is the airport you will fly out of if you book a flight from San Diego to Belgium. It is only a 2.6 mi journey to San Diego (SAN) from San Diego’s city center.

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

    Departing from San Diego to Belgium will take you 14h 20m. There are 5654 mi between San Diego and Belgium. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Diego 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 Diego to Belgium?

    Currently, March is the cheapest month in which you can book a flight from San Diego to Belgium (average of $423). Flying from San Diego to Belgium in July is currently the most expensive (average of $863). 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

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Top 2 airlines flying from San Diego to Belgium

Discover the top 2 airlines that operate flights from San Diego 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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$556Average$863FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$607Average$824FlexibilityNo cancel feeOn-time69%

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