Belgium

$318+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BRU
Apr 29 — May 61
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Belgium with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 30, 2026.

This lastminute.com deal was found by Cheapflights users on 3/27. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/56:45 pm
SFO
-
BRU
1 stop30h 10m
Turkish Airlines
Tue 4/217:20 am
BRU
-
SFO
1 stop18h 20m
Turkish Airlines
Deal found 3/27$650
This Kiwi.com deal was found by Cheapflights users on 3/27. 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 4/214:45 pm
SFO
-
BRU
1 stop16h 45m
Scandinavian Airlines
Mon 4/277:10 pm
BRU
-
SFO
1 stop28h 30m
Scandinavian Airlines
Deal found 3/27$651
This oojo deal was found by Cheapflights users on 3/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:45 pm
SFO
-
BRU
2 stops18h 55m
Scandinavian Airlines
Sat 10/38:30 pm
BRU
-
SFO
1 stop27h 10m
Scandinavian Airlines
Deal found 3/28$652
This Kiwi.com deal was found by Cheapflights users on 3/27. 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 4/144:45 pm
SFO
-
BRU
1 stop12h 50m
Scandinavian Airlines
Fri 4/248:30 pm
BRU
-
SFO
1 stop27h 10m
Scandinavian Airlines
Deal found 3/27$653
This Kiwi.com deal was found by Cheapflights users on 3/27. 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 4/144:45 pm
SFO
-
BRU
1 stop12h 50m
Scandinavian Airlines
Mon 4/2010:20 am
BRU
-
SFO
1 stop13h 20m
Scandinavian Airlines
Deal found 3/27$654
This Kiwi.com deal was found by Cheapflights users on 3/27. 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 4/144:45 pm
SFO
-
BRU
1 stop12h 50m
Scandinavian Airlines
Tue 4/2110:20 am
BRU
-
SFO
1 stop13h 20m
Scandinavian Airlines
Deal found 3/27$655
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
Mon 4/66:45 pm
SFO
-
BRU
1 stop17h 40m
Turkish Airlines
Tue 4/217:20 am
BRU
-
SFO
1 stop18h 20m
Turkish Airlines
Deal found 3/25$662
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
Mon 4/612:55 pm
SFO
-
BRU
1 stop20h 00m
Turkish Airlines
Thu 4/236:55 pm
BRU
-
SFO
1 stop24h 55m
Turkish Airlines
Deal found 3/25$663
This FlightHub deal was found by Cheapflights users on 3/27. 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.
Mon 4/136:45 pm
SFO
-
BRU
1 stop17h 40m
Turkish Airlines
Wed 4/227:20 am
BRU
-
SFO
1 stop18h 20m
Turkish Airlines
Deal found 3/27$664
This KAYAK deal was found by Cheapflights users on 3/28. 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 8/264:45 pm
SFO
-
BRU
1 stop31h 55m
Scandinavian Airlines
Fri 9/45:45 am
BRU
-
SFO
1 stop17h 55m
Scandinavian Airlines
Deal found 3/28$666
This FlightHub deal was found by Cheapflights users on 3/27. 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 4/126:45 pm
SFO
-
BRU
1 stop17h 40m
Turkish Airlines
Tue 4/217:20 am
BRU
-
SFO
1 stop18h 20m
Turkish Airlines
Deal found 3/27$668
This KAYAK deal was found by Cheapflights users on 3/28. 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 8/254:45 pm
SFO
-
BRU
1 stop31h 55m
Scandinavian Airlines
Thu 9/39:10 pm
BRU
-
SFO
2 stops26h 30m
Scandinavian Airlines
Deal found 3/28$669

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 March 30, 2026.

Round-trip from

$651
(Kiwi.com)

One-way from

$318
(Booking.com)

Popular in

June

Cheapest in

February

Average price

$688
From San Francisco to Belgium
One-way flight from San Francisco to Belgium
Highest demand for flights based on searches. 22% potential increase in price ($221 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
Average for round-trip flights in March 2026

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 March 30, 2026.
Use the filters below to find and compare flights from San Francisco to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Wed 9/2

6:45 pm-10:10 am

1 stop30h 25m

Brussels Bruxelles-National

Sun 9/13

2:25 pm-10:50 am

1 stop29h 25m

$715

San FranciscoBrussels

SFO - CRL

SFOCRL

San Francisco

Tue 4/14

7:40 pm-11:25 am

1 stop30h 45m

Charleroi Brussels

Fri 4/24

6:35 pm-5:35 pm

2 stops32h 00m

$825

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Wed 5/13

7:30 pm-8:55 am

1 stop28h 25m

Brussels Bruxelles-National

Wed 5/20

9:55 am-9:02 pm

1 stop20h 07m

$834

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Wed 4/15

3:15 pm-7:05 pm

2 stops18h 50m

Brussels Bruxelles-National

Tue 4/21

8:15 pm-1:15 pm

2 stops26h 00m

$842

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Tue 4/14

3:15 pm-7:05 pm

2 stops18h 50m

Brussels Bruxelles-National

Mon 4/20

8:15 pm-1:15 pm

2 stops26h 00m

$842

San FranciscoBrussels

SFO - CRL

SFOCRL

San Francisco

Tue 9/8

2:40 pm-9:15 pm

2 stops21h 35m

Charleroi Brussels

Tue 9/15

1:50 pm-2:35 pm

2 stops33h 45m

$868

San FranciscoBrussels

SFO - CRL

SFOCRL

San Francisco

Sun 4/19

7:40 pm-11:45 am

1 stop31h 05m

Charleroi Brussels

Thu 4/30

6:35 am-4:50 pm

2 stops43h 15m

$872

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Tue 4/14

3:15 pm-7:05 pm

2 stops18h 50m

Brussels Bruxelles-National

Tue 4/21

8:15 pm-1:15 pm

2 stops26h 00m

$893
Quickest round-trip

San FranciscoBrussels

SFO - BRU

SFOBRU

San Francisco

Tue 4/14

11:15 am-2:15 pm

2 stops18h 00m

Brussels Bruxelles-National

Wed 4/22

6:20 am-4:15 pm

2 stops18h 55m

$915

San FranciscoBrussels

SFO - CRL

SFOCRL

San Francisco

Sun 4/12

5:40 pm-9:25 pm

1 stop18h 45m

Charleroi Brussels

Mon 4/20

9:30 pm-2:35 pm

2 stops26h 05m

$922

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

Showing 1-10 of 49 resultsSorted by cheapest first
1
2
3
...
5

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 $432). Flying from San Francisco to Belgium in June is currently the most expensive (average of $785). 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 30, 2026.
Read reviews from past customers who have flown United Airlines,Scandinavian Airlines, andAer 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.

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

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??

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

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??

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

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??

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

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??

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

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??

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

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 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 11.0 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 50m. Fly via Turkish Airlines, United Airlines, or ITA Airways to get the fastest option. The distance from San Francisco to Belgium is about 5522 mi. This flight may include one or multiple stops.

  • 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 KLM ($191), Aer Lingus ($243), and British Airways ($252).

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

  • 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 $432). Flying from San Francisco to Belgium in June is currently the most expensive (average of $785). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Belgium

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from San Francisco to Belgium

Discover the top 9 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 March 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$286Average$782FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$485Average$604FlexibilityNo cancel feeOn-time77%
KLMCheapest$496Average$910FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$591Average$830FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$615Average$817FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$640Average$1,019FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$648Average$876FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$649Average$742FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$654Average$887FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.