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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
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
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 December 23, 2025.

This FlightHub deal was found by Cheapflights users on 12/22. 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.
Sat 12/274:40 pmSFO - BRU
1 stop12h 50mScandinavian Airlines
Tue 1/137:20 pmBRU - SFO
2 stops52h 15mScandinavian Airlines
Deal found 12/22$499
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Sat 12/2711:35 pmSFO - BRU
1 stop24h 20mUnited Airlines
Tue 1/136:45 amBRU - SFO
1 stop17h 05mUnited Airlines
Deal found 12/22$702
This Cheapflightsfares deal was found by Cheapflights users on 12/20. 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.
Sat 12/271:30 pmSFO - BRU
1 stop14h 40mMultiple Airlines
Tue 1/131:50 pmBRU - SFO
1 stop14h 45mMultiple Airlines
Deal found 12/20$707
This Cheapflightsfares deal was found by Cheapflights users on 12/20. 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.
Sat 12/271:30 pmSFO - BRU
1 stop21h 25mLufthansa
Tue 1/1310:30 amBRU - SFO
2 stops21h 30mLufthansa
Deal found 12/20$719
This United Airlines deal was found by Cheapflights users on 12/22. 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 12/2311:35 pmSFO - BRU
1 stop24h 20mUnited Airlines
Tue 1/61:50 pmBRU - SFO
1 stop14h 45mUnited Airlines
Deal found 12/22$833
This United Airlines deal was found by Cheapflights users on 12/21. 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 12/2412:50 pmSFO - BRU
1 stop15h 25mUnited Airlines
Mon 12/299:35 amBRU - SFO
1 stop14h 15mUnited Airlines
Deal found 12/21$893
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Thu 12/2512:50 pmSFO - BRU
1 stop15h 25mUnited Airlines
Mon 12/299:35 amBRU - SFO
1 stop14h 15mUnited Airlines
Deal found 12/21$943
This KAYAK deal was found by Cheapflights users on 12/21. 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.
Wed 12/241:35 pmSFO - BRU
2 stops21h 20mLufthansa
Mon 12/299:05 amBRU - SFO
1 stop14h 45mLufthansa
Deal found 12/21$944
This Mytrip deal was found by Cheapflights users on 12/22. 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.
Thu 12/254:40 pmSFO - CRL
2 stops20h 50mMultiple Airlines
Tue 1/68:40 amCRL - SFO
3 stops35h 14mMultiple Airlines
Deal found 12/22$1,634

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 December 23, 2025.

Round-trip from

$486
(CrystalTravel)

One-way from

$221
(oojo)

Popular in

June

Cheapest in

January

Average price

$879
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).
Search Deals
Average for round-trip flights in December 2025
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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 December 23, 2025.
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

Sun 2/8

4:40 pm-10:50 am

2 stops33h 10m

Brussels Bruxelles-National

Sat 2/14

10:00 pm-2:35 pm

1 stop25h 35m

$522

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Fri 1/30

4:40 pm-2:30 pm

1 stop12h 50m

Brussels Bruxelles-National

Thu 2/5

8:30 pm-2:35 pm

1 stop27h 05m

$530

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

7:45 pm-2:35 pm

2 stops27h 50m

$530

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Thu 1/15

4:40 pm-2:30 pm

1 stop12h 50m

Brussels Bruxelles-National

Thu 1/22

3:10 pm-2:35 pm

1 stop32h 25m

$530

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Sun 2/1

4:40 pm-2:30 pm

1 stop12h 50m

Brussels Bruxelles-National

Sat 2/7

10:20 am-2:35 pm

1 stop13h 15m

$530

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Sun 1/18

4:40 pm-2:30 pm

1 stop12h 50m

Brussels Bruxelles-National

Sat 1/24

8:30 pm-2:35 pm

1 stop27h 05m

$530

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Thu 1/22

4:40 pm-2:30 pm

1 stop12h 50m

Brussels Bruxelles-National

Wed 1/28

8:30 pm-1:05 pm

1 stop25h 35m

$530

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Fri 1/23

4:40 pm-2:30 pm

1 stop12h 50m

Brussels Bruxelles-National

Fri 1/30

10:20 am-2:35 pm

1 stop13h 15m

$530

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Fri 1/30

4:40 pm-2:30 pm

1 stop12h 50m

Brussels Bruxelles-National

Fri 2/6

10:20 am-2:35 pm

1 stop13h 15m

$530

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Thu 3/19

5:40 pm-6:35 pm

1 stop16h 55m

Brussels Bruxelles-National

Mon 3/23

3:10 pm-3:35 pm

1 stop32h 25m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 43 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.

What is the cheapest time of day to fly from SFO to BE?

Find hourly flight availability from San Francisco to Belgium. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.

It’s typically best to fly out from San Francisco to Belgium in the afternoon. Doing so could potentially save you 23% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from San Francisco to Belgium?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Belgium. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Belgium flight should consider departing on Sunday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 23, 2025.
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
1,620 reviews

Entertainment

6.7

Crew

8.0

Overall

7.4

Food

6.7

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
Scandinavian Airlines
7.4
Good
1,620 reviews
Scandinavian Airlines
7.4
Good
1,620 reviews

Entertainment

6.7

Crew

8.0

Overall

7.4

Food

6.7

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
United Airlines
7.4
Good
9,105 reviews
Scandinavian Airlines
7.4
Good
1,620 reviews

Entertainment

6.7

Crew

8.0

Overall

7.4

Food

6.7

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
Aer Lingus
7.2
Good
1,410 reviews
Scandinavian Airlines
7.4
Good
1,620 reviews

Entertainment

6.7

Crew

8.0

Overall

7.4

Food

6.7

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
Brussels Airlines
7.2
Good
375 reviews
Scandinavian Airlines
7.4
Good
1,620 reviews

Entertainment

6.7

Crew

8.0

Overall

7.4

Food

6.7

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
Lufthansa
6.8
Okay
7,649 reviews
Scandinavian Airlines
7.4
Good
1,620 reviews

Entertainment

6.7

Crew

8.0

Overall

7.4

Food

6.7

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu

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 33h 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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$485Average$652FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$582Average$890FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$624Average$879FlexibilityNo cancel feeOn-time69%
SWISSCheapest$628Average$1,167FlexibilityNo cancel feeOn-time79%
Brussels AirlinesCheapest$632Average$838FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$639Average$901FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$640Average$1,019FlexibilityNo cancel feeOn-time67%
KLMCheapest$655Average$882FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$662Average$933FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$668Average$741FlexibilityNo cancel feeOn-time77%

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