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

To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $494. United Airlines flights start at $497 while deals on Aer Lingus start at $567 one-way.

What are the most popular airlines that fly from San Francisco to Limerick?

Before booking your flight from San Francisco to Limerick check out the most popular airlines for this route: American Airlines, British Airways or Delta.

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

Travelers have found it’s best to book a flight 24 days in advance to save up to 133% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 24 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Francisco to Limerick 1-2 weeks in advance for as low as $975, or $1,153 for flights within the next 24 hours.

What is the cheapest month to fly from San Francisco to Limerick?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, October can be a great choice for travel to Limerick. Flights to Limerick from San Francisco in October are about $941 on average during October, but can be found for as low as $651.

What airport do you fly from for flights from San Francisco to Limerick?

Most people fly from San Francisco (SFO) if they book a flight from San Francisco to Limerick. On average, San Francisco has 0 outbound flights to Limerick per day from 6 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

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

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

How can I find direct flights from San Francisco to Limerick?

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

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

Yes. Cheapflights offers flight deals from San Francisco to Limerick by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$320+ Flights from San Francisco to Limerick

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Cheapflights Tip: The best prices from San Francisco to Limerick are usually found in October or January, booked 23 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from San Francisco to Limerick

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$724 (KLM)
One-way from	$320 (Kiwi.com)
Popular in	June
Cheapest in	October
Average price	$988

Provider with most accurate pricing for San Francisco-Shannon flight deals.

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Provider most trusted by Cheapflights users for San Francisco-Shannon flights.

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From San Francisco to Limerick

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One-way flight from San Francisco to Limerick

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Highest demand for flights based on searches. 9% potential increase in price ($96 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Find flight deals from San Francisco to Limerick

Cheapest flights from San Francisco to Limerick
Explore the most affordable flight options available from San Francisco to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Sun 5/1111:40 pmSFO - SNN

1 stop26h 35mUnited Airlines

Tue 5/2712:30 pmSNN - SFO

1 stop15h 59mUnited Airlines

Deal found 3/26

$714

Tue 7/297:00 amSFO - SNN

1 stop20h 10mMultiple Airlines

Wed 8/271:05 pmSNN - SFO

1 stop18h 15mMultiple Airlines

Deal found 3/25

$724

Sun 5/112:50 pmSFO - SNN

2 stops17h 20mAmerican Airlines

Tue 5/277:40 amSNN - SFO

2 stops19h 57mAmerican Airlines

Deal found 3/26

$735

Wed 7/26:00 amSFO - SNN

2 stops21h 10mDelta

Tue 7/151:05 pmSNN - SFO

2 stops19h 31mDelta

Deal found 3/25

$799

Wed 4/235:45 pmSFO - SNN

2 stops18h 50mAer Lingus

Wed 4/309:15 pmSNN - SFO

2 stops26h 40mAer Lingus

Deal found 3/25

$889

Sat 5/1010:20 pmSFO - SNN

2 stops29h 00mBritish Airways

Sat 5/175:30 pmSNN - SFO

1 stop31h 45mBritish Airways

Deal found 3/27

$936

Thu 4/310:35 pmSFO - SNN

2 stops27h 40mLufthansa

Wed 4/912:30 pmSNN - SFO

1 stop17h 11mLufthansa

Deal found 3/26

$1,016

Thu 4/38:29 amSFO - SNN

2 stops23h 41mAir Canada

Wed 4/97:40 amSNN - SFO

2 stops22h 09mAir Canada

Deal found 3/27

$1,019

Best flights from San Francisco to Limerick
Discover carefully curated flight deals from San Francisco to Limerick that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2025.

Mon 5/269:25 amSFO - SNN

1 stop17h 45mMultiple Airlines

Thu 6/51:05 pmSNN - SFO

1 stop15h 42mMultiple Airlines

Deal found 3/27

$724

Tue 7/296:30 amSFO - SNN

2 stops17h 00mUnited Airlines

Wed 8/2712:30 pmSNN - SFO

2 stops19h 29mUnited Airlines

Deal found 3/27

$728

Mon 5/265:49 pmSFO - SNN

2 stops18h 46mAmerican Airlines

Thu 6/57:40 amSNN - SFO

2 stops20h 35mAmerican Airlines

Deal found 3/27

$735

Tue 7/111:59 pmSFO - SNN

2 stops27h 11mDelta

Thu 8/71:05 pmSNN - SFO

2 stops37h 47mDelta

Deal found 3/27

$811

Sat 5/1010:20 pmSFO - SNN

2 stops29h 00mBritish Airways

Sat 5/175:30 pmSNN - SFO

1 stop31h 45mBritish Airways

Deal found 3/27

$936

Sun 5/116:00 amSFO - SNN

1 stop15h 55mJetBlue

Sun 5/181:45 pmSNN - SFO

1 stop18h 23mJetBlue

Deal found 3/27

$2,147

Tue 9/24:35 pmSFO - SNN

1 stop15h 35mAer Lingus

Wed 9/177:40 amSNN - SFO

1 stop17h 45mAer Lingus

Deal found 3/28

$4,468

Mon 5/2611:55 pmSFO - SNN

2 stops27h 25mAir Canada

Fri 6/67:40 amSNN - SFO

2 stops35h 50mAir Canada

Deal found 3/26

$5,402

Last-minute flights from San Francisco to Limerick
Discover last-minute flight deals from San Francisco to Limerick. Data last updated March 28, 2025 and is based on user searches.

Wed 4/212:43 amSFO - SNN

2 stops25h 32mMultiple Airlines

Wed 4/97:40 amSNN - SFO

2 stops34h 57mMultiple Airlines

Deal found 3/27

$1,031

Wed 4/212:15 amSFO - SNN

2 stops27h 05mAer Lingus

Tue 4/89:15 pmSNN - SFO

1 stop24h 35mAer Lingus

Deal found 3/26

$2,058

Thu 4/31:20 pmSFO - SNN

1 stop12h 55mUnited Airlines

Wed 4/912:30 pmSNN - SFO

1 stop17h 11mUnited Airlines

Deal found 3/26

$817

Thu 4/310:35 pmSFO - SNN

2 stops27h 40mLufthansa

Wed 4/912:30 pmSNN - SFO

1 stop17h 11mLufthansa

Deal found 3/26

$1,016

Thu 4/38:29 amSFO - SNN

2 stops23h 41mAir Canada

Wed 4/97:40 amSNN - SFO

2 stops22h 09mAir Canada

Deal found 3/27

$1,019

Thu 4/31:05 pmSFO - SNN

2 stops19h 05mBritish Airways

Wed 4/97:40 amSNN - SFO

1 stop17h 35mBritish Airways

Deal found 3/27

$1,135

Fri 4/112:45 pmSFO - SNN

2 stops17h 05mBritish Airways

Tue 4/157:40 amSNN - SFO

2 stops19h 13mBritish Airways

Deal found 3/26

$973

Wed 4/237:30 pmSFO - SNN

1 stop17h 55mMultiple Airlines

Wed 4/306:05 amSNN - SFO

2 stops38h 53mMultiple Airlines

Deal found 3/25

$836

Wed 4/235:45 pmSFO - SNN

2 stops18h 50mAer Lingus

Wed 4/309:15 pmSNN - SFO

2 stops26h 40mAer Lingus

Deal found 3/25

$889

One-way flights from San Francisco to Limerick
Search for one-way flight options from San Francisco to Limerick. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Sat 7/1911:19 amSFO - SNN

2 stops38h 11mMultiple Airlines

Deal found 3/27

$320

Tue 5/132:50 pmSFO - SNN

2 stops17h 20mAmerican Airlines

Deal found 3/28

$494

Fri 7/1812:24 amSFO - SNN

2 stops23h 06mUnited Airlines

Deal found 3/27

$497

Tue 5/137:30 pmSFO - SNN

1 stop17h 05mAer Lingus

Deal found 3/28

$567

Sat 4/57:00 amSFO - SNN

1 stop19h 15mLufthansa

Deal found 3/27

$698

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sun 5/11

11:40 pm-10:15 am

1 stop26h 35m

Shannon

Tue 5/27

12:30 pm-8:29 pm

1 stop15h 59m

$714

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 7/29

7:00 am-11:10 am

1 stop20h 10m

Shannon

Wed 8/27

1:05 pm-11:20 pm

1 stop18h 15m

$724

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sun 5/11

2:50 pm-4:10 pm

2 stops17h 20m

Shannon

Tue 5/27

7:40 am-7:37 pm

2 stops19h 57m

$735

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 7/2

6:00 am-11:10 am

2 stops21h 10m

Shannon

Tue 7/15

1:05 pm-12:36 am

2 stops19h 31m

$799

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 4/23

5:45 pm-8:35 pm

2 stops18h 50m

Shannon

Wed 4/30

9:15 pm-3:55 pm

2 stops26h 40m

$889

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sat 5/10

10:20 pm-11:20 am

2 stops29h 00m

Shannon

Sat 5/17

5:30 pm-5:15 pm

1 stop31h 45m

$936

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sun 9/14

8:30 am-8:35 pm

2 stops28h 05m

Shannon

Mon 9/22

9:15 pm-7:36 pm

2 stops30h 21m

$5,302

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 5/13

9:59 pm-2:45 pm

2 stops32h 46m

$407

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 5/13

2:17 pm-4:10 pm

2 stops17h 53m

$494

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 5/12

12:10 am-10:15 am

2 stops26h 05m

$503

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 15 results

Best time to book a flight from San Francisco to Limerick

Have a flexible travel schedule? Discover the best time to fly to Limerick 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 Limerick

How far ahead should I book a flight from San Francisco to Limerick?

The price you pay for your flight from San Francisco to Limerick may vary depending on when you book. For the best chance of a lower fare, look to book 23 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from San Francisco to Limerick (average of $644). Flying from San Francisco to Limerick in June is currently the most expensive (average of $1,279). 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 LR9?

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

What is the cheapest day to fly from San Francisco to Limerick?

Travelers seeking maximum savings on their San Francisco to Limerick flight should consider departing on Monday at noon when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Limerick by month

In terms of precipitation, rainfall in Limerick ranges from 2.3 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. April is typically the driest time to visit Limerick when rainfall is around 2.3 in.

Temperature in Limerick by month

If weather is an important factor for your trip to Limerick, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Limerick

Peruse reviews from past customers who have flown with Delta, United Airlines and JetBlue from San Francisco to Limerick to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,896 reviews

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

8.0

Very good

7,896 reviews

Delta

8.0

Very good

7,896 reviews

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

8,603 reviews

Delta

8.0

Very good

7,896 reviews

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.

JetBlue

7.3

Good

2,923 reviews

Delta

8.0

Very good

7,896 reviews

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

10,000 reviews

Delta

8.0

Very good

7,896 reviews

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.

Air Canada

7.0

Good

8,986 reviews

Delta

8.0

Very good

7,896 reviews

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

What airport do you fly from for flights from San Francisco to Limerick?
Most people fly from San Francisco (SFO) if they book a flight from San Francisco to Limerick. On average, San Francisco has 0 outbound flights to Limerick per day from 6 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.
What are the cheapest airlines to fly from San Francisco to Limerick one-way?
To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $494. United Airlines flights start at $497 while deals on Aer Lingus start at $567 one-way.
Can I find deals for flights from San Francisco to Limerick that include hotel bookings?
Yes. In addition to deals on San Francisco to Limerick flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Francisco to Limerick?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Limerick.
Can I find deals for business class flights from San Francisco to Limerick?
Yes. Cheapflights offers flight deals from San Francisco to Limerick 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 Limerick?
Currently, November is the cheapest month in which you can book a flight from San Francisco to Limerick (average of $644). Flying from San Francisco to Limerick in June is currently the most expensive (average of $1,279). 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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Top 6 airlines flying from San Francisco to Limerick

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$582	Average$962	FlexibilityNo cancel fee	On-time71%
KLM	Cheapest$612	Average$1,071	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$670	Average$986	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$704	Average$949	FlexibilityNo cancel fee	On-time69%
Aer Lingus	Cheapest$713	Average$958	FlexibilityNo cancel fee	On-timeN/A
British Airways	Cheapest$752	Average$1,102	FlexibilityNo cancel fee	On-time70%

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$320+ Cheap flights from San Francisco (SFO) to Limerick, 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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Francisco to Limerick with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from San Francisco to Limerick are usually found in October or January, booked 23 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from San Francisco to Limerick

Keep the following information in mind while searching for San Francisco to Limerick flight deals. Data was last updated March 28, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Francisco to Limerick

Cheapest flights from San Francisco to LimerickExplore the most affordable flight options available from San Francisco to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Explore the most affordable flight options available from San Francisco to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from San Francisco to Limerick

Have a flexible travel schedule? Discover the best time to fly to Limerick from San Francisco with our price prediction graph.

Cheapflights Insights

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

How far ahead should I book a flight from San Francisco to Limerick?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Limerick. Price data was last updated on March 21, 2025.

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

What is the cheapest time of day to fly from SFO to LR9?

Find hourly flight availability from San Francisco to Limerick. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

What is the cheapest day to fly from San Francisco to Limerick?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Limerick. Price data was last updated on April 21, 2024.

Rainfall in Limerick by month

Plan your trip to Limerick by taking into account the average rainfall totals by month.

Temperature in Limerick by month

Plan your trip to Limerick by taking into account the average temperature totals by month.

Reviews of airlines servicing Limerick

Related info for your journey

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

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

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

How can I find direct flights from San Francisco to Limerick?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Limerick

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

Top 6 airlines flying from San Francisco to Limerick

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Cheapest flights from San Francisco to Limerick
Explore the most affordable flight options available from San Francisco to Limerick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.