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$221+ Cheap flights from San Francisco (SFO) 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BRU
Feb 1 — Feb 81
Sun 2/1
Sun 2/8
1 adult, Economy
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Cheap flight deals from San Francisco to Belgium

Cheapest flights from San Francisco to Belgium
Explore the most affordable flight options available from San Francisco to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 2, 2026.

This Gotogate deal was found by Cheapflights users on 12/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:50 pmSFO - BRU
1 stop34h 25mTurkish Airlines
Sat 1/36:20 pmBRU - SFO
1 stop31h 25mTurkish Airlines
Deal found 12/30$2,126
This Kiwi.com deal was found by Cheapflights users on 12/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:20 pmSFO - BRU
1 stop14h 05mMultiple Airlines
Sat 1/37:15 pmBRU - SFO
2 stops30h 30mMultiple Airlines
Deal found 12/30$2,331

Find flight deals from San Francisco to Belgium

Keep the following information in mind while searching for San Francisco to Belgium flight deals. Data was last updated January 2, 2026.

Round-trip from

$466
(Cheapflightsfares)

One-way from

$221
(oojo)

Popular in

June

Cheapest in

February

Average price

$643
From San Francisco to Belgium
Search Deals
One-way flight from San Francisco to Belgium
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($231 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco 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 January 2, 2026.
Use the filters below to find and compare flights from San Francisco to Belgium that are best for you.

Fly from

San Francisco

Fly to

Belgium

Route

Depart

Return

Price

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Fri 1/30

4:40 pm-7:50 pm

1 stop18h 10m

Brussels Bruxelles-National

Sun 2/8

7:45 pm-2:35 pm

2 stops27h 50m

$466

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Mon 1/26

4:40 pm-7:50 pm

1 stop18h 10m

Brussels Bruxelles-National

Wed 2/11

3:10 pm-2:35 pm

1 stop32h 25m

$491

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Thu 1/29

3:10 pm-7:50 pm

1 stop19h 40m

Brussels Bruxelles-National

Wed 2/4

7:20 pm-2:35 pm

2 stops28h 15m

$493

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Sun 1/25

4:40 pm-7:50 pm

1 stop18h 10m

Brussels Bruxelles-National

Wed 2/4

7:20 pm-2:35 pm

2 stops28h 15m

$493

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Thu 2/19

4:40 pm-2:30 pm

1 stop12h 50m

Brussels Bruxelles-National

Sun 3/1

10:20 am-2:35 pm

1 stop13h 15m

$496

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Thu 1/22

4:40 pm-7:50 pm

1 stop18h 10m

Brussels Bruxelles-National

Mon 2/9

10:20 am-2:35 pm

1 stop13h 15m

$497

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Tue 4/14

4:45 pm-8:30 pm

2 stops18h 45m

Brussels Bruxelles-National

Tue 4/28

5:45 am-2:40 pm

1 stop17h 55m

$499

San FranciscoBrussels

SFO - CRL

SFOCRL

San Francisco

Sun 1/25

8:30 am-6:15 pm

2 stops24h 45m

Charleroi Brussels

Sat 1/31

9:40 pm-12:40 pm

2 stops24h 00m

$675

San FranciscoBrussels

SFO - CRL

SFOCRL

San Francisco

Tue 4/14

5:45 pm-11:00 pm

1 stop20h 15m

Charleroi Brussels

Tue 4/28

6:55 am-5:55 pm

1 stop20h 00m

$760

San FranciscoBrussels

SFO - CRL

SFOCRL

San Francisco

Mon 2/23

4:35 pm-9:35 pm

1 stop20h 00m

Charleroi Brussels

Tue 3/10

8:10 am-11:45 am

2 stops35h 35m

$1,175

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/30

Showing 1-10 of 37 results
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Best time to book a flight from San Francisco to Belgium

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

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

Currently, January is the cheapest month in which you can book a flight from San Francisco to Belgium (average of $460). Flying from San Francisco to Belgium in June is currently the most expensive (average of $836). 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 January 2, 2026.
Read reviews from past customers who have flown Scandinavian Airlines, United Airlines, and Aer Lingus from San Francisco to Belgium. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Scandinavian Airlines
7.4
Good
1,629 reviews

Entertainment

6.7

Comfort

7.3

Crew

8.0

Food

6.7

Boarding

7.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

SFO - CPH

Flight was changed causing 5 hour layover in Copenhagen And no accommodations were made to account for this at the lounge or anything like that
Scandinavian Airlines
7.4
Good
1,629 reviews
Scandinavian Airlines
7.4
Good
1,629 reviews

Entertainment

6.7

Comfort

7.3

Crew

8.0

Food

6.7

Boarding

7.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

SFO - CPH

Flight was changed causing 5 hour layover in Copenhagen And no accommodations were made to account for this at the lounge or anything like that
United Airlines
7.4
Good
9,132 reviews
Scandinavian Airlines
7.4
Good
1,629 reviews

Entertainment

6.7

Comfort

7.3

Crew

8.0

Food

6.7

Boarding

7.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

SFO - CPH

Flight was changed causing 5 hour layover in Copenhagen And no accommodations were made to account for this at the lounge or anything like that
Aer Lingus
7.2
Good
1,418 reviews
Scandinavian Airlines
7.4
Good
1,629 reviews

Entertainment

6.7

Comfort

7.3

Crew

8.0

Food

6.7

Boarding

7.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

SFO - CPH

Flight was changed causing 5 hour layover in Copenhagen And no accommodations were made to account for this at the lounge or anything like that
Brussels Airlines
7.2
Good
376 reviews
Scandinavian Airlines
7.4
Good
1,629 reviews

Entertainment

6.7

Comfort

7.3

Crew

8.0

Food

6.7

Boarding

7.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

SFO - CPH

Flight was changed causing 5 hour layover in Copenhagen And no accommodations were made to account for this at the lounge or anything like that
Lufthansa
6.8
Okay
7,674 reviews
Scandinavian Airlines
7.4
Good
1,629 reviews

Entertainment

6.7

Comfort

7.3

Crew

8.0

Food

6.7

Boarding

7.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

SFO - CPH

Flight was changed causing 5 hour layover in Copenhagen And no accommodations were made to account for this at the lounge or anything like that

Related info for your journey

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

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Belgium. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

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

    There are many flights that can get you from San Francisco to Belgium in 18h 10m. Fly via Scandinavian Airlines to get the fastest option. The distance from San Francisco to Belgium is about 5522 mi.

  • What are the cheapest airlines to fly from San Francisco to Belgium one-way?

    The cheapest airlines for a one-way flight from San Francisco to Belgium are Iberia ($285), Scandinavian Airlines ($352), and TAP AIR PORTUGAL ($362).

  • What are the most popular routes from San Francisco to Belgium?

    The most popular flight routes from San Francisco to Belgium are San Francisco - Brussels Bruxelles-National, San Francisco - Charleroi Brussels and San Francisco - Antwerp Deurne.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Belgium (average of $460). Flying from San Francisco to Belgium in June is currently the most expensive (average of $836). 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 10 airlines flying from San Francisco to Belgium

Discover the top 10 airlines that operate flights from San Francisco 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 January 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$485Average$655FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$582Average$891FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$624Average$883FlexibilityNo cancel feeOn-time69%
SWISSCheapest$628Average$1,167FlexibilityNo cancel feeOn-time79%
Brussels AirlinesCheapest$632Average$836FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$639Average$892FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$640Average$1,019FlexibilityNo cancel feeOn-time67%
KLMCheapest$655Average$882FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$663Average$782FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$668Average$741FlexibilityNo cancel feeOn-time77%

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