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Cheap flights from San Francisco to Ireland from €230

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 8/1. 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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Cheap return flights

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American Airlines Logo
20:40 - 21:00SFO-ORK
16h 20m1 stop
American Airlines Logo
07:40 - 15:00ORK-SFO
15h 20m1 stop
€468American Airlines
Find Deal
Tue, 13 Jan - Tue, 20 Jan
American Airlines Logo
11:51 - 15:25SFO-ORK
19h 34m2 stops
American Airlines Logo
07:40 - 15:00ORK-SFO
15h 20m1 stop
€472American Airlines
Find Deal
Tue, 13 Jan - Tue, 20 Jan
American Airlines Logo
20:40 - 21:00SFO-ORK
16h 20m1 stop
American Airlines Logo
11:55 - 00:47ORK-SFO
20h 52m2 stops
€476American Airlines
Find Deal
Sun, 28 Dec - Fri, 9 Jan
KLM Logo
13:55 - 12:55SFO-ORK
15h 00m1 stop
KLM Logo
06:00 - 11:50ORK-SFO
13h 50m1 stop
€477KLM
Find Deal
Wed, 11 Feb - Fri, 20 Feb
Multiple Airlines Logo
08:30 - 08:10SFO-DUB
15h 40m1 stop
Multiple Airlines Logo
17:55 - 18:55DUB-SFO
33h 00m1 stop
€511Multiple Airlines
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Thu, 4 Dec - Mon, 9 Feb
Delta Logo
00:30 - 07:45SFO-DUB
23h 15m1 stop
Delta Logo
05:55 - 11:50DUB-SFO
13h 55m1 stop
€511Delta
Find Deal
Mon, 1 Dec - Mon, 8 Dec
Delta Logo
00:30 - 07:45SFO-DUB
23h 15m1 stop
Delta Logo
05:55 - 11:50DUB-SFO
13h 55m1 stop
€512Delta
Find Deal
Mon, 1 Dec - Mon, 8 Dec
Multiple Airlines Logo
19:25 - 17:45SFO-DUB
14h 20m1 stop
Multiple Airlines Logo
05:10 - 21:05DUB-SFO
23h 55m2 stops
€524Multiple Airlines
Find Deal
Wed, 12 Nov - Sun, 16 Nov
Aer Lingus Logo
17:30 - 15:40SFO-DUB
14h 10m1 stop
Aer Lingus Logo
12:30 - 15:35DUB-SFO
11h 05mdirect
€545Aer Lingus
Find Deal
Wed, 18 Feb - Wed, 25 Feb
Aer Lingus Logo
17:20 - 11:25SFO-DUB
10h 05mdirect
Aer Lingus Logo
12:30 - 15:35DUB-SFO
11h 05mdirect
€548Aer Lingus
Find Deal
Sat, 29 Nov - Sat, 6 Dec

Delta flights from San Francisco to Ireland

Our best Delta deals on San Francisco to Ireland flight tickets
Delta
3 Nov
SFO13:55San Francisco
25h 30m
1 stop
ORK23:25Cork
14 Nov
ORK06:00Cork
13h 50m
1 stop
SFO11:50San Francisco
€477
Find similar
Delta
4 Nov
SFO10:40San Francisco
16h 05m
2 stops
ORK10:45Cork
13 Nov
ORK06:00Cork
13h 50m
1 stop
SFO11:50San Francisco
€480
Find similar
Delta
3 Nov
SFO13:55San Francisco
25h 30m
1 stop
ORK23:25Cork
13 Nov
ORK06:00Cork
20h 57m
2 stops
SFO18:57San Francisco
€485
Find similar

United Airlines flights from San Francisco to Ireland

Our best United Airlines deals on San Francisco to Ireland flight tickets
United Airlines
9 Feb
SFO00:43San Francisco
22h 47m
3 stops
DUB07:30Dublin
21 Feb
DUB09:00Dublin
20h 39m
1 stop
SFO21:39San Francisco
€513
Find similar
United Airlines
9 Nov
SFO06:45San Francisco
19h 35m
1 stop
DUB10:20Dublin
16 Nov
DUB09:00Dublin
24h 15m
2 stops
SFO01:15San Francisco
€517
Find similar
United Airlines
13 Nov
SFO08:35San Francisco
14h 55m
1 stop
DUB07:30Dublin
26 Nov
DUB10:40Dublin
17h 28m
1 stop
SFO20:08San Francisco
€522
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from San Francisco to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 3 November 2025.
Use the filters below to find and compare flights from San Francisco to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoCork

SFO - ORK

SFOORK

San Francisco

Tue 13/1

20:40-21:00

1 stop16h 20m

Cork

Tue 20/1

07:40-15:00

1 stop15h 20m

€468

San FranciscoCork

SFO - ORK

SFOORK

San Francisco

Tue 13/1

11:51-15:25

2 stops19h 34m

Cork

Tue 20/1

07:40-15:00

1 stop15h 20m

€472

San FranciscoCork

SFO - ORK

SFOORK

San Francisco

Sun 28/12

20:40-21:00

1 stop16h 20m

Cork

Fri 9/1

11:55-00:47

2 stops20h 52m

€476

San FranciscoCork

SFO - ORK

SFOORK

San Francisco

Wed 11/2

13:55-12:55

1 stop15h 00m

Cork

Fri 20/2

06:00-11:50

1 stop13h 50m

€477

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Thu 4/12

08:30-08:10

1 stop15h 40m

Dublin

Mon 9/2

17:55-18:55

1 stop33h 00m

€511

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Mon 1/12

00:30-07:45

1 stop23h 15m

Dublin

Mon 8/12

05:55-11:50

1 stop13h 55m

€511

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Mon 1/12

00:30-07:45

1 stop23h 15m

Dublin

Mon 8/12

05:55-11:50

1 stop13h 55m

€512

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Wed 12/11

19:25-17:45

1 stop14h 20m

Dublin

Sun 16/11

05:10-21:05

2 stops23h 55m

€524

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Wed 18/2

17:30-15:40

1 stop14h 10m

Dublin

Wed 25/2

12:30-15:35

Nonstop11h 05m

€545

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Sat 29/11

17:20-11:25

Nonstop10h 05m

Dublin

Sat 6/12

12:30-15:35

Nonstop11h 05m

€548

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 €560.

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 Friday when prices can be found for as low as €619. 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 €1,013. 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 €683. 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 €863.

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 €663 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 €588 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 33% 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

Best price found

€649

Fastest flight time

10h 00m

Direct flights

Every day

Airports in Ireland

1 airport
The best flight deal from San Francisco to Ireland found on momondo in the last 72 hours is €649
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?

  • 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?

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 LingusPriceFrom €469Free CancellationRating
7.2
1,365 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

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Find better results for your trip to Ireland

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