Question 1

What are the cheapest airlines to fly from San Francisco to Northern Ireland one-way?

Accepted Answer

The cheapet airlines for a one-way flight from San Francisco to Northern Ireland are Delta (£385), KLM (£389), and Air France (£553).

Question 2

When is the best time to book a flight from San Francisco to Northern Ireland?

Accepted Answer

Currently, October is the cheapest month in which you can book a flight from San Francisco to Northern Ireland (average of £62). Flying from San Francisco to Northern Ireland in August is currently the most expensive (average of £81). 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.

Question 3

How recently were the San Francisco to Northern Ireland flight deals updated?

Accepted Answer

The San Francisco to Northern Ireland flight deals you see on this page were last updated on 16/5.

Question 4

What are the most popular routes from San Francisco to Northern Ireland?

Accepted Answer

When deciding which route to take from San Francisco to Northern Ireland consider San Francisco - Belfast City, San Francisco - Belfast Intl or San Francisco - Campbeltown Machrihanish as they are the most popular.

Question 5

Can I find flights from San Francisco to Northern Ireland for under £600 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from San Francisco to Northern Ireland for under £600. The cheapest flight booked recently is on KLM for just £519, but on average you can expect to pay £681.

Question 6

Are there last-minute flights available from San Francisco to Northern Ireland for under £900?

Accepted Answer

There are currently 5+ open flights from San Francisco to Northern Ireland within the next 7 days for less than £900.

Question 7

How far in advance should I book a flight from San Francisco to Northern Ireland?

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 30 days in advance, which can save you up to 19% on flights from San Francisco to Northern Ireland compared to booking the week you need them. Waiting 30 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £479. For sooner than that we have options available in the next 3 days from £479.

Question 8

What is the cheapest month to fly from San Francisco to Northern Ireland?

Accepted Answer

February is one of the best times of the year to fly to Northern Ireland from San Francisco. Prices for February average £709 per person but you can even find prices for as low as £522. The most expensive prices can be found in the month of December. Opting for a February flight can save you 53% on your journey compared to booking in December

Question 9

When is the cheapest time to fly from San Francisco to Northern Ireland (SFO - NIR)?

Accepted Answer

When flying from San Francisco to Northern Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Question 10

What airport do you fly from for flights from San Francisco to Northern Ireland?

Accepted Answer

San Francisco (SFO), located 11.8 mi from the city center, is the airport you fly out of when you book flights from San Francisco to Northern Ireland.

Question 11

What does SFO to BFS mean?

Accepted Answer

SFO and BFS are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SFO to BFS refers to a flight route from San Francisco Airport to Belfast Intl Airport. Ready for more IATA code knowledge? These are related airports for your current travel destination: Belfast City Airport (BHD), Londonderry Eglinton Airport (LDY).

Question 12

Can I find deals for flights from San Francisco to Northern Ireland that include extra baggage allowance?

Accepted Answer

The amount of baggage you can bring on your San Francisco to Northern Ireland 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.

Question 13

Can I find deals on flights from San Francisco to Northern Ireland with specific airlines?

Accepted Answer

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

Question 14

Can I find deals for flights from San Francisco to Northern Ireland that include hotel bookings?

Accepted Answer

Yes. In addition to deals on San Francisco to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 15

How can I find direct flights from San Francisco to Northern Ireland?

Accepted Answer

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

Question 16

Can I find deals for business class flights from San Francisco to Northern Ireland?

Accepted Answer

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

Question 17

Can I find deals for flights from San Francisco to Northern Ireland that allow pets onboard?

Accepted Answer

Many airlines flying from San Francisco to Northern Ireland 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.

Question 18

Can I find deals on last-minute flights from San Francisco to Northern Ireland?

Accepted Answer

Yes, you can often find last-minute deals on San Francisco to Northern Ireland 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.

Question 19

How does Cheapflights help users find flights from San Francisco to Northern Ireland?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Northern Ireland from San Francisco today with Cheapflights!

Question 20

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Northern Ireland?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from San Francisco to Northern Ireland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 21

Can Cheapflights find flights from San Francisco to Northern Ireland with no change fees?

Accepted Answer

Need flexible booking options for your flight to Northern Ireland from San Francisco? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 22

Can Cheapflights notify me if prices for flights from San Francisco to Northern Ireland become cheaper?

Accepted Answer

Of course! You can now track prices for flights from San Francisco to Northern Ireland and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Cheap flights from San Francisco to Northern Ireland from £278

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 4/8. 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.

How far in advance should I book a flight from San Francisco to Northern Ireland?

What is the cheapest month to fly from San Francisco to Northern Ireland?

When is the cheapest time to fly from San Francisco to Northern Ireland (SFO - NIR)?

Cheap Virgin Atlantic flights from San Francisco to Northern Ireland

Peruse some of the lowest-priced Virgin Atlantic flights we've found from San Francisco to Northern Ireland. Deals update often to give you more flight options matching your criteria

Cheap KLM flights from San Francisco to Northern Ireland

Some of the best deals we've found on KLM flights travelling from San Francisco to Northern Ireland. Make sure to examine the flight information before completing your reservation.

Cheap San Francisco to Northern Ireland flights in May & June 2024

Find cheap flight options from San Francisco to Northern Ireland specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 844,321 searches. Prices were last updated on 16 May 2024.

Check out some of the best flight deals from San Francisco to Northern Ireland in 2024. Check back in a little while for more flight options.

San Francisco to Northern Ireland 2024 flight deals

Discover exclusive flight deals for travel between San Francisco and Northern Ireland in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.

Check out some of the best flight deals from San Francisco to Northern Ireland in 2024. Check back in a little while for more flight options.

San Francisco to Northern Ireland flights leaving soon

Have a look at some of the flights available from San Francisco to Northern Ireland departing last-minute. Users should be sure to double check the price, date, and time of their last-minute flight.

One-way flights to Northern Ireland from San Francisco

Users in need of a one-way flight from San Francisco to Northern Ireland can choose from these deals. For those needing a return trip from San Francisco, there is a search form available above.

Find flights from San Francisco to Northern Ireland within your budget

Reviews of airlines servicing Northern Ireland

Read reviews from past customers who have flown Virgin Atlantic, KLM and Delta from San Francisco to Northern Ireland. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Northern Ireland. 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 Northern Ireland?

Can I find flights from San Francisco to Northern Ireland for under £600 on Cheapflights?

Are there last-minute flights available from San Francisco to Northern Ireland for under £900?

What are the cheapest airlines to fly from San Francisco to Northern Ireland one-way?

What are the most popular routes from San Francisco to Northern Ireland?

What does SFO to BFS mean?

Can I find deals for flights from San Francisco to Northern Ireland that include extra baggage allowance?

Can I find deals on flights from San Francisco to Northern Ireland with specific airlines?

Can I find deals for flights from San Francisco to Northern Ireland that include hotel bookings?

How can I find direct flights from San Francisco to Northern Ireland?

Can I find deals for business class flights from San Francisco to Northern Ireland?

Can I find deals for flights from San Francisco to Northern Ireland that allow pets onboard?

Can I find deals on last-minute flights from San Francisco to Northern Ireland?

How recently were the San Francisco to Northern Ireland flight deals updated?

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

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

Popular flight searches

Check out other popular destinations found by fellow travellers in 2024

Search flights from San Francisco to Northern Ireland by cabin class

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

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

Fly with Cheapflights

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

How does Cheapflights help users find flights from San Francisco to Northern Ireland?

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Northern Ireland?

Can Cheapflights find flights from San Francisco to Northern Ireland with no change fees?

Can Cheapflights notify me if prices for flights from San Francisco to Northern Ireland become cheaper?

100% Free

Book with Flexibility

Travel Smart

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