Cheap flights from Belfast Intl (BFS) to San Francisco (SFO) from $530

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BFS — SFO
May 10 — May 171

Cheap flight deals from Belfast Intl to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Belfast Intl (BFS) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 5, 2024.

Popular in

May

Cheapest in

February

Average price

$882

Round-trip from

$268
High demand for flights, 17% potential price rise
Best time to find cheap flights, 18% potential price drop
Average for round-trip flights in May 2024
From Belfast Intl to San Francisco

What is the cheapest day to fly round-trip from Belfast Intl Airport to San Francisco?

It’s generally more expensive to depart on a Friday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest month to fly from Belfast Intl Airport to San Francisco?

Our data shows that February tends to be the cheapest month to fly to San Francisco from Belfast Intl Airport. Users have commonly found prices around $730 for the month, but tickets can be as low as $585. Due to multiple factors, prepare for potentially higher prices in May.

When is the cheapest time to fly from Belfast Intl Airport to San Francisco (BFS - SFO)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Belfast Intl Airport to San Francisco as you normally would.

One-way flights to San Francisco from Belfast Intl

Search for one-way flight options from Belfast Intl to San Francisco. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 5, 2024.
Wed 9/186:15 amBFS - SFO
2 stops22h 35mMultiple Airlines
Deal found 5/3$530
Wed 9/186:15 amBFS - SFO
1 stop19h 10mMultiple Airlines
Deal found 5/3$747

When is the cheapest time to fly from Belfast Intl Airport to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Belfast Intl to San Francisco. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Belfast Intl Airport to San Francisco flight should consider departing on Saturday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to San Francisco by month

Plan your trip from Belfast Intl to San Francisco by taking into account the cheapest months to travel. The average price of a one-way flight from Belfast Intl to San Francisco is currently $639 while a round-trip flight costs $0. Price data was last updated on April 28, 2024.

Currently, September is the cheapest month in which you can book a flight from Belfast Intl Airport to San Francisco (average of $268). Flying from Belfast Intl Airport to San Francisco in June is currently the most expensive (average of $384). 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.

January

$274

February

$281

March

$330

April

$306

May

$314

June

$384

July

$367

August

$298

September

$268

October

$268

November

$287

December

$268

Temperature and rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature and rainfall totals by month.

SFO

Temperature

51.8 - 62.6 °F

Related info for your journey

Find useful and relevant information for your journey from Belfast Intl to San Francisco. 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 into for flights to San Francisco from Belfast Intl?

    If you book a flight to San Francisco from Belfast Intl, you will be flying to San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco. There are 0 flights from Belfast Intl to San Francisco per day from 2 different airlines.

  • What does BFS to SFO mean?

    This is defined as Belfast Intl Airport (BFS) and San Francisco Airport (SFO). Codes like San Francisco Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Belfast Intl to San Francisco that include extra baggage allowance?

    The amount of baggage you can bring on your Belfast Intl to San Francisco flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Belfast Intl to San Francisco with specific airlines?

    Yes, Cheapflights allows you to browse and filter Belfast Intl to San Francisco flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast Intl to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Belfast Intl to San Francisco that allow pets onboard?

    Many airlines flying from Belfast Intl to San Francisco offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Belfast Intl to San Francisco?

    Yes, you can often find last-minute deals on Belfast Intl to San Francisco flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

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Alternative routes for Belfast Intl to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Belfast Intl to San Francisco

Discover the top 2 airlines that operate flights from Belfast Intl to San Francisco. 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 2,795,183 searches. Data last updated May 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$609Average$708FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest$639Average$843FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Search flights from Belfast Intl to San Francisco by cabin class

Find flights from Belfast Intl to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Belfast Intl to San Francisco?

Deals for Belfast Intl to San Francisco flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Belfast Intl to San Francisco?

Millions of users choose and trust Cheapflights to book the best flight deals from Belfast Intl to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Belfast Intl to San Francisco with no change fees?

Yes, we can. To see specific flights from Belfast Intl to San Francisco with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Belfast Intl to San Francisco become cheaper?

Yes! Start tracking prices for Belfast Intl to San Francisco flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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