What is the cheapest airline that flies from San Francisco to Ireland?

Scandinavian Airlines, American Airlines, and Aer Lingus are the most popular carriers operating from San Francisco to Ireland

How often are flights from San Francisco to Ireland delayed?

Historically, on average around 10% of flights between San Francisco and Ireland have experienced a delay on any given week. The average delay length over the past 12 months has been 160 minutes.

What is the most punctual flight time for San Francisco to Ireland flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

How many flights depart from San Francisco to Ireland on average per week?

As of November 2025, there are 7 flights per week flying from San Francisco to Ireland. The most common day of the week flights depart is Wed, with 57% of flights taking off on this day.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on San Francisco to Ireland flights?

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

How many flights depart from San Francisco to Ireland on average per day?

As of November 2025, 1 flights take off from San Francisco and land in Ireland each day. The most common flight departure time for this route is 17:00, with 100% of daily flights taking off in the afternoon.

When did momondo last update prices for flights from San Francisco Airport to Ireland?

Prices for flights from San Francisco Airport to Ireland are refreshed on a daily basis.

How many operators does momondo search for flights from San Francisco Airport to Ireland?

As of November 2025, there is 1 operator available to choose from for flights from San Francisco Airport to Ireland.

How old do you have to be to fly from San Francisco Airport to Ireland?

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 stopovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Ireland.

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

The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

€248 Cheap Flights from San Francisco to Ireland in 2025/26

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07:30 - 11:30SFO-SNN

20h 00m2 stops

07:50 - 00:47SNN-SFO

24h 57m2 stops

€374American Airlines

Find Deal

Wed, 28 Jan - Wed, 4 Feb

17:30 - 16:45SFO-SNN

15h 15m1 stop

07:50 - 15:00SNN-SFO

15h 10m1 stop

€404American Airlines

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Sun, 11 Jan - Sun, 18 Jan

12:55 - 16:15SFO-ORK

19h 20m2 stops

17:00 - 20:00ORK-SFO

35h 00m1 stop

€466Lufthansa

Find Deal

Mon, 13 Apr - Mon, 27 Apr

18:52 - 07:10SFO-DUB

52h 18m2 stops

09:00 - 20:34DUB-SFO

19h 34m2 stops

€526Air Canada

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Wed, 18 Feb - Mon, 2 Mar

14:40 - 22:45SFO-DUB

24h 05m1 stop

05:10 - 23:00DUB-SFO

25h 50m2 stops

€527Lufthansa

Find Deal

Fri, 9 Jan - Fri, 16 Jan

17:45 - 11:45SFO-DUB

10h 00mdirect

12:50 - 15:45DUB-SFO

10h 55mdirect

€527Aer Lingus

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Fri, 1 May - Mon, 11 May

07:00 - 05:10SFO-DUB

14h 10m1 stop

12:30 - 15:35DUB-SFO

11h 05mdirect

€528Multiple Airlines

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Tue, 9 Dec - Tue, 16 Dec

20:41 - 04:15SFO-DUB

23h 34m1 stop

12:30 - 15:35DUB-SFO

11h 05mdirect

€531Aer Lingus

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Sat, 14 Feb - Fri, 20 Feb

23:56 - 07:10SFO-DUB

47h 14m2 stops

09:00 - 21:22DUB-SFO

20h 22m2 stops

€533Air Canada

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Tue, 6 Jan - Sun, 18 Jan

08:00 - 12:35SFO-NOC

20h 35m2 stops

13:05 - 13:50NOC-SFO

32h 45m1 stop

€799Multiple Airlines

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Fri, 8 May - Wed, 13 May

Scandinavian Airlines flights from San Francisco to Ireland

Our best Scandinavian Airlines deals on San Francisco to Ireland flight tickets

Scandinavian Airlines

13 Feb

SFO16:40San Francisco

32h 45m

1 stop

DUB09:25Dublin

21 Feb

DUB09:40Dublin

36h 55m

2 stops

SFO14:35San Francisco

€529

Find similar

Scandinavian Airlines

27 Feb

SFO16:40San Francisco

32h 45m

1 stop

DUB09:25Dublin

1 Mar

DUB19:05Dublin

49h 39m

2 stops

SFO12:44San Francisco

€533

Find similar

Scandinavian Airlines

16 Feb

SFO16:40San Francisco

17h 40m

1 stop

DUB18:20Dublin

27 Feb

DUB19:05Dublin

27h 30m

1 stop

SFO14:35San Francisco

€540

Find similar

British Airways flights from San Francisco to Ireland

Our best British Airways deals on San Francisco to Ireland flight tickets

British Airways

28 Jan

SFO10:35San Francisco

16h 55m

2 stops

SNN11:30Shannon

4 Feb

SNN07:50Shannon

15h 10m

1 stop

SFO15:00San Francisco

€514

Find similar

British Airways

24 Feb

SFO20:40San Francisco

15h 00m

1 stop

DUB19:40Dublin

5 Mar

DUB10:30Dublin

16h 15m

1 stop

SFO18:45San Francisco

€530

Find similar

British Airways

17 Feb

SFO17:30San Francisco

18h 10m

1 stop

DUB19:40Dublin

26 Feb

DUB20:40Dublin

26h 20m

1 stop

SFO15:00San Francisco

€549

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 28/1

07:30-11:30

2 stops20h 00m

Shannon

Wed 4/2

07:50-00:47

2 stops24h 57m

€374

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sun 11/1

17:30-16:45

1 stop15h 15m

Shannon

Sun 18/1

07:50-15:00

1 stop15h 10m

€404

San FranciscoCork

SFO - ORK

SFOORK

San Francisco

Mon 13/4

12:55-16:15

2 stops19h 20m

Cork

Mon 27/4

17:00-20:00

1 stop35h 00m

€466

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Wed 18/2

18:52-07:10

2 stops52h 18m

Dublin

Mon 2/3

09:00-20:34

2 stops19h 34m

€526

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Fri 9/1

14:40-22:45

1 stop24h 05m

Dublin

Fri 16/1

05:10-23:00

2 stops25h 50m

€527

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Fri 1/5

17:45-11:45

Nonstop10h 00m

Dublin

Mon 11/5

12:50-15:45

Nonstop10h 55m

€527

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Tue 9/12

07:00-05:10

1 stop14h 10m

Dublin

Tue 16/12

12:30-15:35

Nonstop11h 05m

€528

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Sat 14/2

20:41-04:15

1 stop23h 34m

Dublin

Fri 20/2

12:30-15:35

Nonstop11h 05m

€531

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Tue 6/1

23:56-07:10

2 stops47h 14m

Dublin

Sun 18/1

09:00-21:22

2 stops20h 22m

€533

San FranciscoKnock

SFO - NOC

SFONOC

San Francisco

Fri 8/5

08:00-12:35

2 stops20h 35m

Knock Intl

Wed 13/5

13:05-13:50

1 stop32h 45m

€799

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How to get the cheapest flight ticket from San Francisco to Ireland

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

Delays

Other information

What is the cheapest month to fly to Ireland?

The month of January is another great option to travel to Ireland, with average flight prices from San Francisco averaging around €548.

What is the cheapest day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Thursday when prices can be found for as low as €618. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around €1,009. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ireland.

What is the cheapest time of day to depart on your flight to Ireland?

In the afternoon is the cheapest time of day to fly from San Francisco to Ireland when you can find flight prices for as low as €719. Flying to Ireland in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Ireland is in the morning when prices are around €860.

What is the cheapest San Francisco to Ireland flight route?

Fly from San Francisco to Dublin for the best San Francisco - Ireland flight prices

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €659 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from San Francisco for as low as €577 on momondo.

What cabin class options are available on San Francisco to Ireland flights?

There are 2 cabin classes available to choose from on San Francisco to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to Ireland flights?

You could potentially save up to 14% on your flight if you consider stops on a San Francisco to Ireland flight.

Cheap San Francisco to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Ireland

Fastest flight time	10h 00m
Direct flights	Every day
Airports in Ireland	1 airport

The fastest flight from San Francisco to Ireland takes 10h 00m

Direct flights go from San Francisco to Ireland every day.

There is 1 airport near Ireland: Dublin (DUB)

Search flight deals

When did momondo last update prices for flights from San Francisco Airport to Ireland?
Prices for flights from San Francisco Airport to Ireland are refreshed on a daily basis.
How many operators does momondo search for flights from San Francisco Airport to Ireland?
As of November 2025, there is 1 operator available to choose from for flights from San Francisco Airport to Ireland.
How old do you have to be to fly from San Francisco Airport to Ireland?
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 stopovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Francisco to Ireland?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from San Francisco to Ireland is Airbus A330-300 (42.30% of total bookings). The next most popular plane models are Airbus A330 (13.06%), Boeing 777 (12.48%), and Airbus A330-200 (7.78%).

Best airlines flying from San Francisco to Ireland

Compare and see reviews for airlines that fly from San Francisco to Ireland with momondo

Airline	Rating	Free Cancellation	Price
Aer Lingus	PriceFrom €467	Free Cancellation	Rating 7.2 1,382 reviews		Search Aer Lingus flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Ireland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ireland from San Francisco.

Can I find flights from San Francisco to Ireland with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ireland from San Francisco with this policy.

How can momondo help me find flights from San Francisco to Ireland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Francisco to Ireland.

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

Of course. momondo tracks the price of San Francisco to Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Ireland trip

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

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Popular Cities in Ireland

Flights to Dublinfrom €39

Flights to Corkfrom €88

Flights to Shannon, Clarefrom €86

Flights to Donegalfrom €91

Flights to Milltown (Kerry)from €39

Cheap flights from San Francisco to Ireland from €248

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 Ireland departing on 18/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

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Price Alerts

Price Alerts

Find the cheapest flights from San Francisco to Ireland

Cheap return flights

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Cheap last-minute flights

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Scandinavian Airlines flights from San Francisco to Ireland

Our best Scandinavian Airlines deals on San Francisco to Ireland flight tickets

British Airways flights from San Francisco to Ireland

Our best British Airways deals on San Francisco to Ireland flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from San Francisco to Ireland that are best for you.

See travel insights to Ireland from

How to get the cheapest flight ticket from San Francisco to Ireland

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 Ireland?

The month of January is another great option to travel to Ireland, with average flight prices from San Francisco averaging around €548.

What is the cheapest day to depart on your flight to Ireland?

What is the cheapest time of day to depart on your flight to Ireland?

What is the cheapest San Francisco to Ireland flight route?

Fly from San Francisco to Dublin for the best San Francisco - Ireland flight prices

How far in advance should I book a flight to Ireland?

What cabin class options are available on San Francisco to Ireland flights?

There are 2 cabin classes available to choose from on San Francisco to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to Ireland flights?

You could potentially save up to 14% on your flight if you consider stops on a San Francisco to Ireland flight.

What is the cheapest airline that flies from San Francisco to Ireland?

Scandinavian Airlines, American Airlines, and Aer Lingus are the most popular carriers operating from San Francisco to Ireland

How often are flights from San Francisco to Ireland delayed?

Historically, on average around 10% of flights between San Francisco and Ireland have experienced a delay on any given week. The average delay length over the past 12 months has been 160 minutes.

What is the most punctual flight time for San Francisco to Ireland flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on San Francisco to Ireland flights?

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

How many flights depart from San Francisco to Ireland on average per day?

As of November 2025, 1 flights take off from San Francisco and land in Ireland each day. The most common flight departure time for this route is 17:00, with 100% of daily flights taking off in the afternoon.

How many flights depart from San Francisco to Ireland on average per week?

As of November 2025, there are 7 flights per week flying from San Francisco to Ireland. The most common day of the week flights depart is Wed, with 57% of flights taking off on this day.

Cheap San Francisco to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Ireland

Fastest flight time

Direct flights

Airports in Ireland

When did momondo last update prices for flights from San Francisco Airport to Ireland?

How many operators does momondo search for flights from San Francisco Airport to Ireland?

How old do you have to be to fly from San Francisco Airport to Ireland?

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

What is the most popular plane model from San Francisco to Ireland?

Best airlines flying from San Francisco to Ireland

Compare and see reviews for airlines that fly from San Francisco to Ireland with momondo

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Ireland?

Can I find flights from San Francisco to Ireland with flexible booking policies on momondo?

How can momondo help me find flights from San Francisco to Ireland?

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

An easier way to manage your Ireland trip

We make it super easy to schedule, organise 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 Ireland

Popular Cities in Ireland

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