Cheap flights from San Francisco to Belgium from $324
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 Francisco to Belgium departing on 7/17. 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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How to get the cheapest flight ticket from San Francisco to Belgium
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
What is the cheapest month to fly to Belgium?
In general, January is the cheapest month to fly from San Francisco to Belgium. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $643. If you are unable to visit Belgium during the month of January, then departing from San Francisco during the month March is also very affordable. Most momondo users find prices during this month for around $668.
What is the cheapest day to depart on your flight to Belgium?
Our data shows that Tuesday is the least expensive day to fly to Belgium. Tickets to fly out on this day can be as low as $779. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,246. These prices are subject to change though, so be sure to set up a Price Alert for flights to Belgium.
What is the cheapest time of day to depart on your flight to Belgium?
Our most recent data shows that the best time of day to fly to Belgium is in the afternoon. Flights from San Francisco to Belgium during this time can be as low as $727. Flights to Belgium are more costly in the morning, with an average ticket price of $1,267. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Belgium?
You are more likely to see cheaper flights to Belgium from San Francisco when booking 22 weeks ahead of your departure date. In general, you can expect to find flights to Belgium for around $863 when searching 22 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belgium from San Francisco for as low as $595 on momondo.
What is the cheapest airline that flies from San Francisco to Belgium?
Scandinavian Airlines, ITA Airways, and United Airlines are the most popular carriers operating from San Francisco to Belgium
What airlines fly to Belgium?
Scandinavian Airlines, United Airlines and Brussels Airlines are the top three most popular airlines that fly to Belgium from San Francisco according to our data. Scandinavian Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Belgium. Keep in mind that there are 13 different airlines that fly to Belgium on a routine basis, so you have a few additional options to choose from.
Cheap San Francisco to Belgium flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Francisco to Belgium
When did momondo last update prices for flights from San Francisco Airport to Belgium?
Prices for flights from San Francisco Airport to Belgium refresh daily.
How many operators does momondo search for flights from San Francisco Airport to Belgium?
As of June 2025, there are 13 operators available to choose from for flights from San Francisco Airport to Belgium.
How old do you have to be to fly from San Francisco Airport to Belgium?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Belgium.
What documentation or ID do you need to fly to Belgium?
The required travel and health documents for your Belgium trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belgium. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from San Francisco to Belgium
Compare and see reviews for airlines that fly from San Francisco to Belgium with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $489 | Free Cancellation | Rating 7.3 1,387 reviews | |||
| PriceFrom $490 | Free Cancellation | Rating 7.1 1,885 reviews | |||
| PriceFrom $519 | Free Cancellation | Rating 7.1 1,117 reviews | |||
| PriceFrom $520 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $530 | Free Cancellation | Rating 7.8 1,358 reviews | |||
| PriceFrom $633 | Free Cancellation | Rating 7.4 355 reviews | |||
| PriceFrom $638 | Free Cancellation | Rating 6.7 7,139 reviews | |||
| PriceFrom $641 | Free Cancellation | Rating 6.6 7,008 reviews | |||
| PriceFrom $649 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $660 | Free Cancellation | Rating 7.1 1,169 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from San Francisco to Belgium?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Francisco to Belgium. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from San Francisco to Belgium with flexible booking policies on momondo?
momondo does allow users to show only those flights to Belgium from San Francisco which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from San Francisco to Belgium?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belgium from San Francisco.
I’m not ready to book a flight from San Francisco to Belgium right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Belgium, momondo offers a useful price alert feature which will track prices for flights to Belgium from San Francisco and alert you when they change.