How long is the flight from San Francisco to Limerick?

Airlines like American Airlines and United Airlines fly from San Francisco to Limerick in about 18h 30m. The time it takes to get you to your destination can typically vary by up to 30m. The distance from San Francisco to Limerick is about 5032 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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.

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).

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: United Airlines, Delta or American Airlines.

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 7 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.

$315+ Flights from San Francisco to Limerick

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Cheapflights Tip: The best prices from San Francisco to Limerick are usually found in December or January, booked 16 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap 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 December 16, 2025.

Tue 12/236:50 pmSFO - SNN

2 stops56h 40mAir Canada

Sun 1/45:30 pmSNN - SFO

2 stops49h 24mAir Canada

Deal found 12/15

$1,488

Wed 12/318:30 amSFO - SNN

2 stops24h 15mAir Canada

Sun 1/45:30 pmSNN - SFO

2 stops48h 08mAir Canada

Deal found 12/16

$1,590

Wed 12/317:25 amSFO - SNN

1 stop14h 55mMultiple Airlines

Sun 1/48:05 pmSNN - SFO

2 stops48h 07mMultiple Airlines

Deal found 12/16

$1,970

Tue 12/236:50 pmSFO - SNN

2 stops56h 40mAir Canada

Sat 1/35:25 pmSNN - SFO

2 stops48h 13mAir Canada

Deal found 12/15

$2,089

Sun 12/211:11 pmSFO - SNN

2 stops46h 14mBritish Airways

Sun 12/285:30 pmSNN - SFO

2 stops35h 35mBritish Airways

Deal found 12/15

$2,149

Sun 12/2111:25 pmSFO - SNN

1 stop22h 30mMultiple Airlines

Sun 12/287:50 amSNN - SFO

1 stop15h 10mMultiple Airlines

Deal found 12/16

$2,968

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 December 16, 2025.

Fri 1/309:00 amSFO - SNN

2 stops18h 30mAmerican Airlines

Fri 2/67:50 amSNN - SFO

2 stops18h 40mAmerican Airlines

Deal found 12/16

$631

Thu 4/307:15 amSFO - SNN

2 stops19h 00mUnited Airlines

Thu 5/1412:30 pmSNN - SFO

2 stops19h 49mUnited Airlines

Deal found 12/14

$704

Fri 1/168:00 amSFO - SNN

2 stops19h 30mBritish Airways

Sun 1/188:05 pmSNN - SFO

2 stops27h 30mBritish Airways

Deal found 12/16

$871

Thu 4/304:35 pmSFO - SNN

1 stop15h 35mAmerican Airlines

Thu 5/149:15 pmSNN - SFO

1 stop24h 35mAmerican Airlines

Deal found 12/14

$702

Sun 1/185:30 pmSFO - SNN

1 stop15h 15mAmerican Airlines

Tue 2/37:50 amSNN - SFO

1 stop18h 55mAmerican Airlines

Deal found 12/16

$713

Last-minute flights from San Francisco to Limerick
Discover last-minute flight deals from San Francisco to Limerick. Data last updated December 16, 2025 and is based on user searches.

Fri 1/168:00 amSFO - SNN

2 stops19h 30mBritish Airways

Sun 1/188:05 pmSNN - SFO

2 stops27h 30mBritish Airways

Deal found 12/16

$871

Sun 1/1810:11 amSFO - SNN

2 stops17h 19mAmerican Airlines

Tue 2/37:50 amSNN - SFO

2 stops23h 22mAmerican Airlines

Deal found 12/16

$573

Sun 1/181:00 pmSFO - SNN

2 stops22h 20mMultiple Airlines

Tue 2/35:30 pmSNN - SFO

1 stop29h 30mMultiple Airlines

Deal found 12/16

$758

Fri 1/305:30 pmSFO - SNN

1 stop14h 15mAmerican Airlines

Fri 2/67:50 amSNN - SFO

2 stops22h 44mAmerican Airlines

Deal found 12/16

$627

Fri 1/3011:20 amSFO - SNN

2 stops20h 25mMultiple Airlines

Fri 2/68:05 pmSNN - SFO

3 stops33h 17mMultiple Airlines

Deal found 12/16

$832

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 December 16, 2025.

Sat 1/3110:15 amSFO - SNN

3 stops25h 10mMultiple Airlines

Deal found 12/15

$315

Mon 2/28:20 amSFO - SNN

3 stops21h 50mMultiple Airlines

Deal found 12/15

$323

Sun 2/110:15 amSFO - SNN

3 stops41h 15mMultiple Airlines

Deal found 12/15

$331

Tue 2/39:16 amSFO - SNN

2 stops45h 24mMultiple Airlines

Deal found 12/15

$351

Wed 2/49:16 amSFO - SNN

3 stops40h 14mMultiple Airlines

Deal found 12/15

$377

Mon 2/25:30 pmSFO - SNN

1 stop15h 15mAmerican Airlines

Deal found 12/15

$423

Fri 2/65:20 pmSFO - SNN

2 stops39h 25mAer Lingus

Deal found 12/16

$459

Find flight deals from San Francisco to Limerick

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$573 (American Airlines)
One-way from	$315 (Kiwi.com)
Popular in	June
Cheapest in	December
Average price	$627

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

Search Deals

One-way flight from San Francisco to Limerick

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($180 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

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

Fri 1/30

9:00 am-11:30 am

2 stops18h 30m

Shannon

Fri 2/6

7:50 am-6:30 pm

2 stops18h 40m

$631

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Thu 4/30

4:35 pm-4:10 pm

1 stop15h 35m

Shannon

Thu 5/14

9:15 pm-1:50 pm

1 stop24h 35m

$702

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Thu 4/30

7:15 am-10:15 am

2 stops19h 00m

Shannon

Thu 5/14

12:30 pm-12:19 am

2 stops19h 49m

$704

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sun 1/18

5:30 pm-4:45 pm

1 stop15h 15m

Shannon

Tue 2/3

7:50 am-6:45 pm

1 stop18h 55m

$713

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Fri 1/16

8:00 am-11:30 am

2 stops19h 30m

Shannon

Sun 1/18

8:05 pm-3:35 pm

2 stops27h 30m

$871

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sat 1/31

10:15 am-7:25 pm

3 stops25h 10m

$315

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 2/2

8:20 am-2:10 pm

3 stops21h 50m

$323

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Sun 2/1

10:15 am-11:30 am

3 stops41h 15m

$331

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 2/3

9:16 am-2:40 pm

2 stops45h 24m

$351

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 2/4

9:16 am-9:30 am

3 stops40h 14m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 12 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 15 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, April is the cheapest month in which you can book a flight from San Francisco to Limerick (average of $508). Flying from San Francisco to Limerick in June is currently the most expensive (average of $863). 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?

It’s typically best to fly out from San Francisco to Limerick at noon. Doing so could potentially save you 26% on the flight price compared to flying in the morning, which is usually more expensive.

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 Sunday 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.

Reviews of airlines servicing Limerick

Get a feel of what it's like to fly with Delta, Air France, and United Airlines from San Francisco to Limerick 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

8,010 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

7.9

Good

8,010 reviews

Delta

7.9

Good

8,010 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 France

7.4

Good

1,506 reviews

Delta

7.9

Good

8,010 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

9,094 reviews

Delta

7.9

Good

8,010 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

11,047 reviews

Delta

7.9

Good

8,010 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.

British Airways

6.7

Okay

7,582 reviews

Delta

7.9

Good

8,010 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 7 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.
How long is the flight from San Francisco to Limerick?
Airlines like American Airlines and United Airlines fly from San Francisco to Limerick in about 18h 30m. The time it takes to get you to your destination can typically vary by up to 30m. The distance from San Francisco to Limerick is about 5032 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
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, April is the cheapest month in which you can book a flight from San Francisco to Limerick (average of $508). Flying from San Francisco to Limerick in June is currently the most expensive (average of $863). 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 7 airlines flying from San Francisco to Limerick

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$468	Average$749	FlexibilityNo cancel fee	On-time71%
Air France	Cheapest$578	Average$872	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$579	Average$980	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$628	Average$912	FlexibilityNo cancel fee	On-time69%
KLM	Cheapest$635	Average$1,071	FlexibilityNo cancel fee	On-time75%
Aer Lingus	Cheapest$713	Average$1,011	FlexibilityNo cancel fee	On-timeN/A
British Airways	Cheapest$771	Average$1,064	FlexibilityNo cancel fee	On-time70%

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$315+ 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 1/31. 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 December or January, booked 16 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap 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 December 16, 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 December 16, 2025.

Find 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 December 16, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 December 12, 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 December 16, 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 December 16, 2024.

Reviews of airlines servicing Limerick

Get a feel of what it's like to fly with Delta, Air France, and United Airlines from San Francisco to Limerick by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

How long is the flight from San Francisco to Limerick?

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 7 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 December 16, 2025.