What is the cheapest airline that flies from San Diego to Brussels?

British Airways and United Airlines are the most popular carriers operating from San Diego to Brussels

What airlines fly to Brussels?

United Airlines, Lufthansa and British Airways are the top three most popular airlines that fly to Brussels from San Diego according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Brussels. Keep in mind that there are 5 different airlines that fly to Brussels on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from San Diego Airport to Brussels?

Prices for flights from San Diego Airport to Brussels refresh daily.

How many operators does momondo search for flights from San Diego Airport to Brussels?

As of August 2026, there are 5 operators available to choose from for flights from San Diego Airport to Brussels.

How old do you have to be to fly from San Diego Airport to Brussels?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Brussels.

What documentation or ID do you need to fly to Brussels?

The travel and health documents required for your trip to Brussels can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Brussels. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$339 Cheap Flights from San Diego to Brussels in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Diego to Brussels

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:00 pm - 8:10 pmSAN San Diego-BRU Brussels Bruxelles-National

21h 10m2 stops Vancouver Intl London Heathrow

6:45 am - 3:45 pmBRU Brussels Bruxelles-National-SAN San Diego

18h 00m1 stop Munich Franz Josef Strauss

$746Multiple Airlines

Tue, Jan 5 - Wed, Jan 27

2:00 pm - 8:10 pmSAN San Diego-BRU Brussels Bruxelles-National

21h 10m2 stops Vancouver Intl London Heathrow

10:00 am - 12:00 pmBRU Brussels Bruxelles-National-SAN San Diego

35h 00m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$748Multiple Airlines

Tue, Jan 5 - Wed, Jan 27

8:40 am - 1:15 pmSAN San Diego-BRU Brussels Bruxelles-National

19h 35m2 stops Denver Intl London Heathrow

10:00 am - 12:53 pmBRU Brussels Bruxelles-National-SAN San Diego

35h 53m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$749United Airlines

Tue, Dec 8 - Thu, Dec 10

10:51 am - 1:15 pmSAN San Diego-BRU Brussels Bruxelles-National

17h 24m2 stops Chicago O'Hare Intl London Heathrow

9:35 am - 3:45 pmBRU Brussels Bruxelles-National-SAN San Diego

15h 10m1 stop Munich Franz Josef Strauss

$767United Airlines

Mon, Dec 7 - Fri, Dec 11

6:00 pm - 9:20 amSAN San Diego-BRU Brussels Bruxelles-National

30h 20m1 stop London Heathrow

8:35 pm - 4:10 pmBRU Brussels Bruxelles-National-SAN San Diego

28h 35m1 stop London Heathrow

$794British Airways

Tue, Jan 5 - Wed, Jan 27

6:20 am - 7:40 amSAN San Diego-BRU Brussels Bruxelles-National

16h 20m1 stop Atlanta Hartsfield-Jackson

10:25 am - 11:50 amBRU Brussels Bruxelles-National-SAN San Diego

34h 25m1 stop Amsterdam Schiphol

$826Delta

Tue, Sep 22 - Wed, Sep 30

8:00 am - 7:40 amSAN San Diego-BRU Brussels Bruxelles-National

14h 40m1 stop Atlanta Hartsfield-Jackson

6:20 am - 11:50 amBRU Brussels Bruxelles-National-SAN San Diego

14h 30m1 stop Amsterdam Schiphol

$826Delta

Wed, Sep 23 - Tue, Sep 29

3:56 pm - 7:55 pmSAN San Diego-BRU Brussels Bruxelles-National

18h 59m2 stops San Francisco Munich Franz Josef Strauss

7:30 pm - 3:25 pmBRU Brussels Bruxelles-National-SAN San Diego

28h 55m2 stops Frankfurt am Main Munich Franz Josef Strauss

$862Lufthansa

Tue, Sep 22 - Mon, Sep 28

2:24 pm - 10:35 pmSAN San Diego-BRU Brussels Bruxelles-National

23h 11m2 stops Los Angeles Los Angeles Frankfurt am Main

6:45 am - 3:25 pmBRU Brussels Bruxelles-National-SAN San Diego

17h 40m1 stop Munich Franz Josef Strauss

$890Lufthansa

Sun, Sep 20 - Tue, Sep 29

7:40 pm - 8:25 pmSAN San Diego-BRU Brussels Bruxelles-National

15h 45m1 stop London Heathrow

9:15 pm - 8:01 pmBRU Brussels Bruxelles-National-SAN San Diego

31h 46m2 stops London Heathrow Dallas/Fort Worth

$930British Airways

Wed, Sep 23 - Thu, Oct 1

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United Airlines flights from San Diego to Brussels

Our best United Airlines deals on San Diego to Brussels flight tickets

United Airlines

Dec 8

SAN8:40 amSan Diego

19h 35m

2 stops

BRU1:15 pmBrussels Bruxelles-National

Dec 10

BRU10:00 amBrussels Bruxelles-National

35h 53m

2 stops

SAN12:53 pmSan Diego

$749

United Airlines

Dec 7

SAN10:51 amSan Diego

17h 24m

2 stops

BRU1:15 pmBrussels Bruxelles-National

Dec 11

BRU9:35 amBrussels Bruxelles-National

15h 10m

1 stop

SAN3:45 pmSan Diego

$767

United Airlines

Dec 8

SAN9:30 amSan Diego

18h 45m

2 stops

BRU1:15 pmBrussels Bruxelles-National

Dec 10

BRU11:15 amBrussels Bruxelles-National

16h 38m

1 stop

SAN6:53 pmSan Diego

$769

Aer Lingus flights from San Diego to Brussels

Our best Aer Lingus deals on San Diego to Brussels flight tickets

Aer Lingus

Aug 28

SAN10:45 pmSan Diego

25h 55m

2 stops

BRU9:40 amBrussels Bruxelles-National

Sep 7

BRU9:25 pmBrussels Bruxelles-National

32h 57m

2 stops

SAN9:22 pmSan Diego

$1,025

Aer Lingus

Sep 5

SAN7:24 amSan Diego

27h 21m

2 stops

BRU7:45 pmBrussels Bruxelles-National

Sep 7

BRU9:25 pmBrussels Bruxelles-National

30h 54m

2 stops

SAN7:19 pmSan Diego

$1,316

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoBrussels

SAN San Diego - BRU Brussels Bruxelles-National

SANBRU

San Diego

Tue 1/5

2:00 pm-8:10 pm

2 stops21h 10m

Brussels Bruxelles-National

Wed 1/27

6:45 am-3:45 pm

1 stop18h 00m

$746

San DiegoBrussels

SAN San Diego - BRU Brussels Bruxelles-National

SANBRU

San Diego

Tue 1/5

2:00 pm-8:10 pm

2 stops21h 10m

Brussels Bruxelles-National

Wed 1/27

10:00 am-12:00 pm

2 stops35h 00m

$748

San DiegoBrussels

SAN San Diego - BRU Brussels Bruxelles-National

SANBRU

San Diego

Tue 12/8

8:40 am-1:15 pm

2 stops19h 35m

Brussels Bruxelles-National

Thu 12/10

10:00 am-12:53 pm

2 stops35h 53m

$749

San DiegoBrussels

SAN San Diego - BRU Brussels Bruxelles-National

SANBRU

San Diego

Mon 12/7

10:51 am-1:15 pm

2 stops17h 24m

Brussels Bruxelles-National

Fri 12/11

9:35 am-3:45 pm

1 stop15h 10m

$767

San DiegoBrussels

SAN San Diego - BRU Brussels Bruxelles-National

SANBRU

San Diego

Tue 1/5

6:00 pm-9:20 am

1 stop30h 20m

Brussels Bruxelles-National

Wed 1/27

8:35 pm-4:10 pm

1 stop28h 35m

$794

San DiegoBrussels

SAN San Diego - BRU Brussels Bruxelles-National

SANBRU

San Diego

Tue 9/22

6:20 am-7:40 am

1 stop16h 20m

Brussels Bruxelles-National

Wed 9/30

10:25 am-11:50 am

1 stop34h 25m

$826

Quickest round-trip

San DiegoBrussels

SAN San Diego - BRU Brussels Bruxelles-National

SANBRU

San Diego

Wed 9/23

8:00 am-7:40 am

1 stop14h 40m

Brussels Bruxelles-National

Tue 9/29

6:20 am-11:50 am

1 stop14h 30m

$826

San DiegoBrussels

SAN San Diego - BRU Brussels Bruxelles-National

SANBRU

San Diego

Tue 9/22

3:56 pm-7:55 pm

2 stops18h 59m

Brussels Bruxelles-National

Mon 9/28

7:30 pm-3:25 pm

2 stops28h 55m

$862

San DiegoBrussels

SAN San Diego - BRU Brussels Bruxelles-National

SANBRU

San Diego

Sun 9/20

2:24 pm-10:35 pm

2 stops23h 11m

Brussels Bruxelles-National

Tue 9/29

6:45 am-3:25 pm

1 stop17h 40m

$890

San DiegoBrussels

SAN San Diego - BRU Brussels Bruxelles-National

SANBRU

San Diego

Wed 9/23

7:40 pm-8:25 pm

1 stop15h 45m

Brussels Bruxelles-National

Thu 10/1

9:15 pm-8:01 pm

2 stops31h 46m

$930

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Diego to Brussels

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between San Diego and Brussels?

Prices are currently low for flights on this route.

Typical prices usually range from $830 to $1,094.
The lowest price recently found on this route was $746.

What is the cheapest month to fly to Brussels?

In general, February is the cheapest month to fly from San Diego to Brussels. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $486. If you are unable to visit Brussels during the month of February, then departing from San Diego during the month November is also very affordable. Most momondo users find prices during this month for around $607.

Cheap San Diego to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Brussels

Best Price Found	$339
Fastest flight time	15h 10m
Direct flights	None

The best one-way flight to Brussels from San Diego in the past 72 hours is $339. The best round-trip flight deal from San Diego to Brussels found on momondo in the last 72 hours is $746.

The fastest flight from San Diego to Brussels takes 15h 10m

There are no direct flights from San Diego to Brussels. There are no popular flight routes from San Diego to Brussels.

Search flight deals

Frequently asked questions about flying from San Diego to Brussels

How far is San Diego to Brussels by plane?
A flight from San Diego to Brussels will travel around 5652.3 mi. 15h 10m is a normal flight duration for this route.
When did momondo last update prices for flights from San Diego Airport to Brussels?
Prices for flights from San Diego Airport to Brussels refresh daily.
How many operators does momondo search for flights from San Diego Airport to Brussels?
As of August 2026, there are 5 operators available to choose from for flights from San Diego Airport to Brussels.
How old do you have to be to fly from San Diego Airport to Brussels?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Brussels.
What documentation or ID do you need to fly to Brussels?
The travel and health documents required for your trip to Brussels can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Brussels. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from San Diego to Brussels

Compare and see reviews for airlines that fly from San Diego to Brussels with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $465	Free Cancellation	Rating 6.7 8,183 reviews	Search British Airways flights
Lufthansa	PriceFrom $502	Free Cancellation	Rating 6.8 8,203 reviews	Search Lufthansa flights
United Airlines	PriceFrom $512	Free Cancellation	Rating 7.4 10,110 reviews	Search United Airlines flights
Delta	PriceFrom $518	Free Cancellation	Rating 7.8 8,516 reviews	Search Delta flights
KLM	PriceFrom $851	Free Cancellation	Rating 7.8 1,562 reviews	Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Brussels?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Diego to Brussels. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Diego to Brussels with flexible booking policies on momondo?

All flight searches from San Diego to Brussels on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Diego to Brussels?

momondo provides multiple filters to help you find the best flight to Brussels from San Diego. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Diego to Brussels right now. Can momondo alert me if prices change?

Price alerts on flights to Brussels from San Diego are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Fly into one of these airports located in Brussels

Brussels Bruxelles-National Airport

Charleroi Brussels Airport

Cheap flights from San Diego to Brussels from $339

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Brussels departing on 12/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from San Diego to Brussels

Our best United Airlines deals on San Diego to Brussels flight tickets

Aer Lingus flights from San Diego to Brussels

Our best Aer Lingus deals on San Diego to Brussels flight tickets

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How to get the cheapest flight ticket from San Diego to Brussels

What is the typical price of a round-trip flight between San Diego and Brussels?

What is the cheapest month to fly to Brussels?

What is the cheapest airline that flies from San Diego to Brussels?

What airlines fly to Brussels?

Cheap San Diego to Brussels flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from San Diego to Brussels

Best airlines flying from San Diego to Brussels

Compare and see reviews for airlines that fly from San Diego to Brussels with momondo

Why use momondo?

An easier way to manage your Brussels trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 27.4 mi from Brussels

Fly your favorite airline to Brussels

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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