Ireland

$265+ Cheap flights from San Francisco (SFO) to Ireland

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DUB
Apr 10 — Apr 171
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Cheap flight deals from San Francisco to Ireland

Cheapest flights from San Francisco to Ireland
Explore the most affordable flight options available from San Francisco to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.

This oojo deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:45 pm
SFO
-
DUB
2 stops33h 40m
Scandinavian Airlines
Sat 10/177:05 pm
DUB
-
SFO
1 stop27h 35m
Scandinavian Airlines
Deal found 3/10$534
This Scandinavian Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/194:45 pm
SFO
-
DUB
2 stops33h 25m
Scandinavian Airlines
Thu 4/237:05 pm
DUB
-
SFO
1 stop27h 35m
Scandinavian Airlines
Deal found 3/5$535
This KAYAK deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:45 pm
SFO
-
DUB
1 stop18h 35m
Scandinavian Airlines
Mon 11/27:05 pm
DUB
-
SFO
1 stop27h 30m
Scandinavian Airlines
Deal found 3/9$537
This FlightHub deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:45 pm
SFO
-
DUB
1 stop17h 35m
Scandinavian Airlines
Mon 9/2812:40 pm
DUB
-
SFO
1 stop34h 00m
Scandinavian Airlines
Deal found 3/8$538
This FlightHub deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/74:45 pm
SFO
-
DUB
1 stop17h 35m
Scandinavian Airlines
Wed 4/157:05 pm
DUB
-
SFO
1 stop27h 35m
Scandinavian Airlines
Deal found 3/9$539
This FlightHub deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:45 pm
SFO
-
DUB
2 stops17h 40m
Scandinavian Airlines
Thu 10/17:50 pm
DUB
-
SFO
2 stops26h 50m
Scandinavian Airlines
Deal found 3/7$540
This KAYAK deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:45 pm
SFO
-
DUB
1 stop17h 35m
Scandinavian Airlines
Sat 9/1210:15 am
DUB
-
SFO
1 stop36h 25m
Scandinavian Airlines
Deal found 3/9$541
This oojo deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:45 pm
SFO
-
DUB
1 stop35h 05m
Scandinavian Airlines
Sat 10/177:05 pm
DUB
-
SFO
1 stop27h 35m
Scandinavian Airlines
Deal found 3/6$543
This KAYAK deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/164:45 pm
SFO
-
DUB
2 stops33h 40m
Scandinavian Airlines
Tue 9/297:05 pm
DUB
-
SFO
1 stop27h 35m
Scandinavian Airlines
Deal found 3/8$545
This FlightHub deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/294:45 pm
SFO
-
DUB
1 stop17h 35m
Scandinavian Airlines
Thu 9/107:05 pm
DUB
-
SFO
1 stop27h 35m
Scandinavian Airlines
Deal found 3/7$546
This FlightHub deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:45 pm
SFO
-
DUB
1 stop17h 35m
Scandinavian Airlines
Sun 9/137:15 pm
DUB
-
SFO
2 stops27h 25m
Scandinavian Airlines
Deal found 3/8$547
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1512:55 am
SFO
-
SNN
1 stop22h 35m
United Airlines
Wed 9/29:30 am
SNN
-
SFO
1 stop15h 49m
United Airlines
Deal found 3/7$603

Find flight deals from San Francisco to Ireland

Keep the following information in mind while searching for San Francisco to Ireland flight deals. Data was last updated March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$535
(Scandinavian Airlines)

One-way from

$265
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$743

Good round-trip deal

$777 or less

Good one-way deal

$388 or less
Provider with most accurate pricing for San Francisco-Dublin flight deals.
Provider most trusted by Cheapflights users for San Francisco-Dublin flights.
From San Francisco to Ireland
One-way flight from San Francisco to Ireland
Highest demand for flights based on searches. 16% potential increase in price ($159 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from San Francisco to Ireland.
Price to beat on a one-way flight from San Francisco to Ireland.

Cheapflights Fare Finder

 
Customize 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, Cheapflights users made 2,558,603 searches. Data last updated March 11, 2026.
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

Cheapest round-trip

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Mon 4/20

4:45 pm-10:10 am

2 stops33h 25m

Dublin

Mon 4/27

7:50 pm-2:40 pm

2 stops26h 50m

$540

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 8/24

6:05 am-7:30 am

1 stop17h 25m

Shannon

Wed 8/26

9:30 am-6:44 pm

1 stop17h 14m

$603

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Wed 9/2

4:45 pm-6:20 pm

1 stop17h 35m

Dublin

Tue 9/8

7:05 pm-2:40 pm

1 stop27h 35m

$631

San FranciscoCork

SFO - ORK

SFOORK

San Francisco

Thu 5/7

9:30 am-2:40 pm

2 stops21h 10m

Cork

Wed 5/13

6:15 am-11:45 am

1 stop13h 30m

$695

San FranciscoCork

SFO - ORK

SFOORK

San Francisco

Tue 5/5

11:00 am-10:35 pm

2 stops27h 35m

Cork

Tue 5/12

6:15 am-11:45 am

1 stop13h 30m

$699

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 4/8

10:15 am-10:15 am

2 stops16h 00m

Shannon

Tue 4/14

12:30 pm-9:37 pm

1 stop17h 07m

$705

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Tue 5/26

9:30 pm-7:20 am

1 stop25h 50m

Dublin

Sat 6/6

9:20 am-10:20 am

1 stop33h 00m

$707

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Mon 5/4

2:57 pm-6:25 pm

2 stops19h 28m

Dublin

Mon 5/11

5:55 am-4:57 pm

2 stops19h 02m

$707

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 4/14

7:00 am-10:15 am

2 stops19h 15m

Shannon

Mon 4/20

12:30 pm-1:35 am

2 stops21h 05m

$710

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 4/22

10:10 am-10:15 am

2 stops16h 05m

Shannon

Wed 4/29

12:30 pm-9:13 pm

2 stops16h 43m

$710

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 52 resultsSorted by cheapest first
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Best time to book a flight from San Francisco to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Ireland

What is the cheapest month to book a flight from San Francisco to Ireland?

Currently, August is the cheapest month in which you can book a flight from San Francisco to Ireland (average of $450). Flying from San Francisco to Ireland in June is currently the most expensive (average of $713). 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.

What is the cheapest time of day to fly from SFO to IE?

Find hourly flight availability from San Francisco to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 11, 2026.

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

How often are flights from San Francisco to Ireland delayed?

About 9% of weekly flights between San Francisco and Ireland have experienced delays in the past year, with the average delay time being 170 minutes.

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

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

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

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

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

Over the last year, Aer Lingus have had the lowest number of delays on this route, with just 9% of flights being delayed.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated March 11, 2026.
Get a feel of what it's like to fly with United Airlines,Scandinavian Airlines, andAer Lingus from San Francisco to Ireland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

    If you book a flight to Ireland from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco.

  • How popular is this San Francisco to Ireland flight route?

  • How long is the flight from San Francisco to Ireland?

    Airlines like Scandinavian Airlines, United Airlines, and Delta fly from San Francisco to Ireland in about 15h. The time it takes to get you to your destination can typically vary by up to 18h 25m. The distance from San Francisco to Ireland is about 5032 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $243. Users have also found prices from $274 and $315 on TAP AIR PORTUGAL and Iberia, respectively.

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

  • What are the most reliable airlines from San Francisco to Ireland?

    Before booking your flight to Ireland from San Francisco, check out the most reliable airlines to get you to your destination on time: American Airlines (90%), Aer Lingus (90%), Iberia( 90%).

  • What are the cheapest flights from San Francisco to Ireland?

    Looking for the cheapest flight from San Francisco to Ireland? While on average our users pay $2,808, our data indicates the cheapest price to be $290. The most popular route (San Francisco - Dublin), is priced around $473.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to 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.

  • What is the cheapest month to book a flight from San Francisco to Ireland?

    Currently, August is the cheapest month in which you can book a flight from San Francisco to Ireland (average of $450). Flying from San Francisco to Ireland in June is currently the most expensive (average of $713). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Francisco to Ireland

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

Top 10 airlines flying from San Francisco to Ireland

Discover the top 10 airlines that operate flights from San Francisco to Ireland. 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 2,558,603 searches. Data last updated March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$421Average$511FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$471Average$939FlexibilityNo cancel feeOn-time70%
IberiaCheapest$491Average$717FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$508Average$816FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$509Average$766FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$510Average$759FlexibilityNo cancel feeOn-time67%
SWISSCheapest$539Average$674FlexibilityNo cancel feeOn-time79%
DeltaCheapest$546Average$945FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$572Average$880FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$578Average$690FlexibilityNo cancel feeOn-time77%

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