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$260+ 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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DUB
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap 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 January 8, 2026.

Most accurate provider

OneTravel
3 stars

Most trusted provider

OneTravel
3 stars

Round-trip from

$472
(oojo)

One-way from

$260
(oojo)

Popular in

June

Cheapest in

February

Average price

$682

Good round-trip deal

$678 or less

Good one-way deal

$423 or less
Provider with most accurate pricing for San Francisco-Dublin flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Dublin flights.
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From San Francisco to Ireland
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One-way flight from San Francisco to Ireland
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($160 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from San Francisco to Ireland.
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Price to beat on a one-way flight from San Francisco to Ireland.
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Find 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 January 8, 2026.

This KAYAK deal was found by Cheapflights users on 1/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/314:35 pmSFO - SNN
1 stop34h 45mBritish Airways
Tue 9/157:40 amSNN - SFO
1 stop14h 10mBritish Airways
Deal found 1/7$463
This oojo deal was found by Cheapflights users on 1/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/33:57 pmSFO - SNN
2 stops20h 38mBritish Airways
Mon 8/179:15 pmSNN - SFO
2 stops26h 35mBritish Airways
Deal found 1/7$464
This KAYAK deal was found by Cheapflights users on 1/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:35 pmSFO - SNN
1 stop15h 35mBritish Airways
Wed 9/167:40 amSNN - SFO
1 stop14h 10mBritish Airways
Deal found 1/6$465
This oojo deal was found by Cheapflights users on 1/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1510:50 amSFO - ORK
2 stops15h 55mBritish Airways
Tue 4/217:20 amORK - SFO
2 stops16h 30mBritish Airways
Deal found 1/7$472
This British Airways deal was found by Cheapflights users on 1/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/314:35 pmSFO - SNN
1 stop15h 35mBritish Airways
Mon 9/219:15 pmSNN - SFO
1 stop28h 25mBritish Airways
Deal found 1/6$482
This British Airways deal was found by Cheapflights users on 1/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/258:00 amSFO - ORK
2 stops19h 10mBritish Airways
Tue 2/107:40 amORK - SFO
1 stop15h 20mBritish Airways
Deal found 1/6$495
This KLM deal was found by Cheapflights users on 1/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/281:55 pmSFO - ORK
1 stop25h 30mKLM
Fri 2/66:00 amORK - SFO
1 stop13h 50mKLM
Deal found 1/8$503
This oojo deal was found by Cheapflights users on 1/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/272:36 pmSFO - ORK
2 stops16h 49mBritish Airways
Fri 2/65:35 pmORK - SFO
2 stops30h 00mBritish Airways
Deal found 1/7$521
This KAYAK deal was found by Cheapflights users on 1/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1411:35 pmSFO - ORK
2 stops27h 35mBritish Airways
Sun 2/227:40 amORK - SFO
1 stop15h 20mBritish Airways
Deal found 1/7$532
This oojo deal was found by Cheapflights users on 1/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/216:04 pmSFO - ORK
2 stops37h 21mBritish Airways
Sat 2/288:10 pmORK - SFO
2 stops28h 25mBritish Airways
Deal found 1/7$537
This British Airways deal was found by Cheapflights users on 1/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/164:35 pmSFO - DUB
1 stop14h 15mBritish Airways
Sat 4/257:30 amDUB - SFO
1 stop14h 20mBritish Airways
Deal found 1/7$595
This British Airways deal was found by Cheapflights users on 1/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/97:30 amSFO - DUB
2 stops17h 40mBritish Airways
Sun 1/186:40 amDUB - SFO
1 stop16h 20mBritish Airways
Deal found 1/7$596

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 January 8, 2026.
Use the filters below to find and compare flights from San Francisco to Ireland that are best for you.

Fly from

San Francisco

Fly to

Ireland

Route

Depart

Return

Price

San FranciscoCork

SFO - ORK

SFOORK

San Francisco

Wed 4/15

4:35 pm-3:10 pm

1 stop14h 35m

Cork

Tue 4/21

7:20 am-3:50 pm

2 stops16h 30m

$475

San FranciscoCork

SFO - ORK

SFOORK

San Francisco

Sun 1/25

8:00 am-11:10 am

2 stops19h 10m

Cork

Tue 2/10

7:40 am-8:10 pm

2 stops20h 30m

$501

San FranciscoCork

SFO - ORK

SFOORK

San Francisco

Wed 1/28

1:55 pm-11:25 pm

1 stop25h 30m

Cork

Fri 2/6

6:00 am-11:50 am

1 stop13h 50m

$503

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 3/25

6:20 pm-7:25 pm

2 stops18h 05m

Shannon

Mon 4/13

9:15 pm-3:50 pm

2 stops26h 35m

$504

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Fri 2/6

5:30 pm-3:45 pm

1 stop14h 15m

Shannon

Mon 2/9

5:30 pm-3:35 pm

2 stops30h 05m

$517

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 4/20

4:35 pm-4:10 pm

1 stop15h 35m

Shannon

Mon 5/4

9:15 pm-4:10 pm

2 stops26h 55m

$521

San FranciscoCork

SFO - ORK

SFOORK

San Francisco

Wed 1/28

8:00 am-11:10 am

2 stops19h 10m

Cork

Fri 2/6

5:35 pm-3:35 pm

2 stops30h 00m

$521

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Thu 2/26

5:30 pm-7:25 pm

1 stop17h 55m

Shannon

Mon 3/2

8:05 pm-6:45 pm

1 stop30h 40m

$538

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 1/21

3:50 pm-4:45 pm

2 stops16h 55m

Shannon

Sun 1/25

8:05 pm-3:00 pm

1 stop26h 55m

$538

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Thu 4/30

10:16 pm-5:55 am

1 stop23h 39m

Shannon

Thu 5/14

9:15 pm-1:50 pm

1 stop24h 35m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 52 results
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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 $455). Flying from San Francisco to Ireland in June is currently the most expensive (average of $716). 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 January 8, 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 11% of weekly flights between San Francisco and Ireland have experienced delays in the past year, with the average delay time being 163 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 Wednesday 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 11% 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 January 8, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and Scandinavian Airlines 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.
Delta
7.9
Good
8,025 reviews

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,025 reviews
Delta
7.9
Good
8,025 reviews

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,139 reviews
Delta
7.9
Good
8,025 reviews

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,635 reviews
Delta
7.9
Good
8,025 reviews

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,097 reviews
Delta
7.9
Good
8,025 reviews

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aer Lingus
7.2
Good
1,427 reviews
Delta
7.9
Good
8,025 reviews

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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?

    This flight path from San Francisco to Ireland was viewed by 28 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Airlines like British Airways, KLM, and Iberia fly from San Francisco to Ireland in about 10h 05m. The time it takes to get you to your destination can typically vary by up to 15h 25m. The distance from San Francisco to Ireland is about 5081 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 Scandinavian Airlines. According to our data, you can fly for as low as $232. Users have also found prices from $243 and $274 on WestJet and TAP AIR PORTUGAL, respectively.

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

    When deciding which route to take from San Francisco to Ireland consider San Francisco - Dublin, San Francisco - Shannon or San Francisco - Cork as they are the most popular.

  • 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: Aer Lingus (95%), British Airways (90%), American Airlines( 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 $2,779, our data indicates the cheapest price to be $348. The most popular route (San Francisco - Dublin), is priced around $427.

  • 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 $455). Flying from San Francisco to Ireland in June is currently the most expensive (average of $716). 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.

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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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$421Average$519FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$471Average$850FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$504Average$859FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$506Average$776FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$508Average$815FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$510Average$862FlexibilityNo cancel feeOn-time67%
TAP AIR PORTUGALCheapest$517Average$665FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$544Average$913FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$568Average$1,261FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$577Average$918FlexibilityNo cancel feeOn-time69%

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