Which airlines fly to San Francisco?

Aer Lingus, British Airways and United Airlines are the top three most popular airlines that fly to San Francisco from Ireland according to our data. Aer Lingus is the first choice among our users, with 70% of people opting to fly with this airline when travelling to San Francisco. Keep in mind that there are 10 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

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

Aer Lingus, WestJet, and TAP AIR PORTUGAL are the most popular carriers operating from Ireland to San Francisco

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

Prices for flights from Ireland to San Francisco Airport are updated daily.

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

As of October 2025, there are 10 operators available to choose from for flights from Ireland to San Francisco Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The required travel and health documents for your San Francisco Airport 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 San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£322 Cheap Flights from Ireland to San Francisco in 2025/26

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Find the cheapest flights from Ireland to San Francisco

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One-way

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Recent return flight deals from Ireland to San Francisco

Enter your travel dates to find the best prices.

11:40 - 14:40DUB-SFO

35h 00m2 stops

16:45 - 15:05SFO-DUB

14h 20m1 stop

£383Scandinavian Airlines

Find Deal

Wed, 22 Apr - Thu, 30 Apr

12:30 - 15:35DUB-SFO

11h 05mdirect

17:20 - 11:25SFO-DUB

10h 05mdirect

£390Aer Lingus

Find Deal

Mon, 10 Nov - Fri, 14 Nov

16:55 - 14:30DUB-SFO

29h 35m1 stop

16:35 - 23:20SFO-DUB

22h 45m1 stop

£392TAP AIR PORTUGAL

Find Deal

Tue, 24 Feb - Sat, 7 Mar

13:30 - 16:35DUB-SFO

11h 05mdirect

17:20 - 11:25SFO-DUB

10h 05mdirect

£392Aer Lingus

Find Deal

Sun, 9 Nov - Wed, 12 Nov

10:30 - 18:45DUB-SFO

16h 15m1 stop

08:00 - 09:50SFO-DUB

17h 50m2 stops

£401American Airlines

Find Deal

Thu, 13 Nov - Mon, 8 Dec

08:50 - 16:00DUB-SFO

14h 10m1 stop

21:40 - 19:50SFO-DUB

15h 10m1 stop

£407British Airways

Find Deal

Fri, 20 Mar - Fri, 27 Mar

11:30 - 22:05DUB-SFO

18h 35m1 stop

15:26 - 17:05SFO-DUB

17h 39m2 stops

£408American Airlines

Find Deal

Mon, 10 Nov - Mon, 8 Dec

09:10 - 15:55DUB-SFO

14h 45m1 stop

13:25 - 10:20SFO-DUB

12h 55m1 stop

£451Lufthansa

Find Deal

Mon, 17 Nov - Wed, 26 Nov

09:00 - 20:50DUB-SFO

19h 50m1 stop

08:50 - 07:10SFO-DUB

14h 20m1 stop

£454Air Canada

Find Deal

Wed, 19 Nov - Tue, 25 Nov

11:45 - 20:10DUB-SFO

16h 25m1 stop

07:00 - 07:30SFO-DUB

16h 30m1 stop

£488Lufthansa

Find Deal

Mon, 12 Jan - Mon, 26 Jan

SWISS flights from Ireland to San Francisco

Our best SWISS deals on Ireland to San Francisco flight tickets

SWISS

18 Nov

DUB12:55Dublin

35h 35m

1 stop

SFO16:30San Francisco

27 Nov

SFO19:25San Francisco

14h 20m

1 stop

DUB17:45Dublin

£424

Find similar

SWISS

18 Nov

DUB12:55Dublin

35h 35m

1 stop

SFO16:30San Francisco

25 Nov

SFO19:25San Francisco

32h 40m

1 stop

DUB12:05Dublin

£427

Find similar

SWISS

17 Nov

DUB13:20Dublin

35h 10m

1 stop

SFO16:30San Francisco

27 Nov

SFO19:25San Francisco

14h 20m

1 stop

DUB17:45Dublin

£433

Find similar

Brussels Airlines flights from Ireland to San Francisco

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

Brussels Airlines

20 Nov

DUB09:30Dublin

16h 46m

1 stop

SFO18:16San Francisco

28 Nov

SFO08:35San Francisco

14h 55m

1 stop

DUB07:30Dublin

£449

Find similar

Brussels Airlines

6 Nov

DUB10:40Dublin

16h 30m

1 stop

SFO19:10San Francisco

11 Nov

SFO08:35San Francisco

14h 55m

1 stop

DUB07:30Dublin

£512

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Wed 22/4

11:40-14:40

2 stops35h 00m

San Francisco

Thu 30/4

16:45-15:05

1 stop14h 20m

£383

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Mon 10/11

12:30-15:35

Nonstop11h 05m

San Francisco

Fri 14/11

17:20-11:25

Nonstop10h 05m

£390

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Tue 24/2

16:55-14:30

1 stop29h 35m

San Francisco

Sat 7/3

16:35-23:20

1 stop22h 45m

£392

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Sun 9/11

13:30-16:35

Nonstop11h 05m

San Francisco

Wed 12/11

17:20-11:25

Nonstop10h 05m

£392

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Thu 13/11

10:30-18:45

1 stop16h 15m

San Francisco

Mon 8/12

08:00-09:50

2 stops17h 50m

£401

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Fri 20/3

08:50-16:00

1 stop14h 10m

San Francisco

Fri 27/3

21:40-19:50

1 stop15h 10m

£407

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Mon 10/11

11:30-22:05

1 stop18h 35m

San Francisco

Mon 8/12

15:26-17:05

2 stops17h 39m

£408

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Mon 17/11

09:10-15:55

1 stop14h 45m

San Francisco

Wed 26/11

13:25-10:20

1 stop12h 55m

£451

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Wed 19/11

09:00-20:50

1 stop19h 50m

San Francisco

Tue 25/11

08:50-07:10

1 stop14h 20m

£454

DublinSan Francisco

DUB - SFO

DUBSFO

Dublin

Mon 12/1

11:45-20:10

1 stop16h 25m

San Francisco

Mon 26/1

07:00-07:30

1 stop16h 30m

£488

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Other information

What is the cheapest month to fly to San Francisco?

The month of February is, on average, the cheapest month to fly to San Francisco from Ireland, with most prices found around £426. If you are unable to visit San Francisco during the month of February, then departing from Ireland during the month November is also very affordable. Most momondo users find prices during this month for around £448.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart on your flight to San Francisco is on a Tuesday when prices can be found for as low as £475. This is often the case because there is less demand to fly during this day of the week. Flights from Ireland to San Francisco on a Sunday will generally be more expensive and average around £711. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to San Francisco is in the evening. Flights from Ireland to San Francisco during this time can be as low as £432. Try not to purchase tickets in the afternoon because they tend to be around £735. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Ireland to San Francisco flight route?

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

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

You are more likely to see cheaper flights to San Francisco from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around £534 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Ireland for as low as £483 on momondo.

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

There are 3 cabin classes available to choose from on Ireland to San Francisco 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 Ireland to San Francisco flights?

You could potentially save up to 32% on your flight if you consider stops on a Ireland to San Francisco flight.

Cheap Ireland to San Francisco flight deals and tips

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

Best price found	£509
Fastest flight time	10h 55m
Direct flights	Every day
Airports in San Francisco	1 airport

The best one-way flight to San Francisco from Ireland in the past 72 hours is £509. The best return flight deal from Ireland to San Francisco found on momondo in the last 72 hours is £449.

The fastest flight from Ireland to San Francisco takes 10h 55m

Direct flights go from Ireland to San Francisco every day.

There is 1 airport near San Francisco: San Francisco (SFO)

Search flight deals

When did momondo last update prices for flights from Ireland to San Francisco Airport?
Prices for flights from Ireland to San Francisco Airport are updated daily.
How many operators does momondo search for flights from Ireland to San Francisco Airport?
As of October 2025, there are 10 operators available to choose from for flights from Ireland to San Francisco Airport.
How old do you have to be to fly from Ireland to San Francisco Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The required travel and health documents for your San Francisco Airport 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 San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Ireland to San Francisco?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Ireland to San Francisco is Airbus A330-300 (59.07% of total bookings). The next most popular plane models are Airbus A330 (21.68%), Airbus A330-200 (9.72%), and Airbus A220-300 (5.23%).

Best airlines flying from Ireland to San Francisco

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

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom £320	Free Cancellation	Rating 7.4 1,548 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom £332	Free Cancellation	Rating 6.7 7,489 reviews	Search British Airways flights
KLM	PriceFrom £332	Free Cancellation	Rating 7.7 1,406 reviews	Search KLM flights
Iberia	PriceFrom £346	Free Cancellation	Rating 7.0 3,004 reviews	Search Iberia flights
Aer Lingus	PriceFrom £346	Free Cancellation	Rating 7.2 1,365 reviews	Search Aer Lingus flights
Lufthansa	PriceFrom £403	Free Cancellation	Rating 6.8 7,543 reviews	Search Lufthansa flights
Air France	PriceFrom £421	Free Cancellation	Rating 7.4 1,482 reviews	Search Air France flights
United Airlines	PriceFrom £428	Free Cancellation	Rating 7.4 8,995 reviews	Search United Airlines flights
American Airlines	PriceFrom £447	Free Cancellation	Rating 7.2 11,033 reviews	Search American Airlines flights
Air Canada	PriceFrom £520	Free Cancellation	Rating 7.1 10,385 reviews	Search Air Canada flights

Carmel-by-the-Sea

Santa Clara

Seaside

Big Sur

Rohnert Park

Sunnyvale

San Ramon

South San Francisco

Capitola

Campbell

Palo Alto

Sausalito

San Bruno

Woodland

Santa Cruz

Redwood City

Burlingame

Modesto

Aptos

Fremont

Why use momondo?

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

Finding the right flight to San Francisco from Ireland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Francisco quick and easy, saving you time and money.

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

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

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

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

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

Price alerts on flights to San Francisco from Ireland 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.