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Shannon

$315+ Cheap flights from San Francisco (SFO) to Shannon (SNN)

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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SNN
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Find cheap flights from San Francisco to Shannon with Cheapflights

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The best prices from San Francisco to Shannon are usually found in March or October, booked 23 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from San Francisco to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Shannon (SNN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

November

Cheapest in

March

Round-trip from

$720
(United Airlines)

One-way from

$315
(Kiwi.com)
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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High demand for flights, 23% potential price rise
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Best time to find cheap flights, 23% potential price drop
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From San Francisco to Shannon
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One-way flight from San Francisco to Shannon
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Find flight deals from San Francisco to Shannon

Cheapest flights from San Francisco to Shannon
Explore the most affordable flight options available from San Francisco to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Air Canada deal was found by Cheapflights users on 11/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/48:30 amSFO - SNN
2 stops19h 00mAir Canada
Thu 2/207:45 amSNN - SFO
2 stops22h 00mAir Canada
Deal found 11/20$856
This Aer Lingus deal was found by Cheapflights users on 11/20. 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 Aer Lingus is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:00 amSFO - SNN
1 stop16h 00mMultiple Airlines
Thu 2/202:45 pmSNN - SFO
1 stop17h 10mMultiple Airlines
Deal found 11/20$946
This British Airways deal was found by Cheapflights users on 11/20. 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.
Wed 12/45:30 pmSFO - SNN
1 stop17h 55mBritish Airways
Thu 2/207:45 amSNN - SFO
2 stops21h 15mBritish Airways
Deal found 11/20$966
This American Airlines deal was found by Cheapflights users on 11/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/166:43 amSFO - SNN
2 stops15h 32mAmerican Airlines
Mon 12/237:45 amSNN - SFO
1 stop15h 15mAmerican Airlines
Deal found 11/20$1,038
This Gotogate deal was found by Cheapflights users on 11/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/175:20 pmSFO - SNN
2 stops34h 10mAer Lingus
Tue 12/245:30 pmSNN - SFO
1 stop29h 30mAer Lingus
Deal found 11/20$1,152

Find flights from San Francisco to Shannon within your budget

Customize your flight search to find flights from San Francisco to Shannon 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 4/15

11:00 am-10:30 am

2 stops15h 30m

Shannon

Wed 4/23

12:30 pm-8:35 pm

1 stop16h 05m

$720

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 4/23

1:21 pm-4:10 pm

2 stops18h 49m

Shannon

Wed 4/30

7:40 am-8:45 pm

2 stops21h 05m

$730

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 12/4

8:30 am-11:30 am

2 stops19h 00m

Shannon

Thu 2/20

7:45 am-9:45 pm

2 stops22h 00m

$856

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 4/23

3:30 pm-4:05 pm

1 stop16h 35m

Shannon

Wed 4/30

1:45 pm-10:12 pm

1 stop16h 27m

$877

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 4/23

3:30 pm-8:35 pm

1 stop21h 05m

Shannon

Wed 4/30

9:25 pm-3:50 pm

2 stops26h 25m

$903

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 12/4

5:30 pm-7:25 pm

1 stop17h 55m

Shannon

Thu 2/20

7:45 am-9:00 pm

2 stops21h 15m

$966

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 11/27

10:11 pm-9:20 am

2 stops51h 09m

$315

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 3/25

6:46 pm-7:25 pm

2 stops17h 39m

$400

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 2/24

1:00 pm-4:45 pm

2 stops19h 45m

$496

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Wed 11/27

5:30 pm-7:25 pm

1 stop17h 55m

$558

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 11 results
1
2

Compare providers for flights from San Francisco to Shannon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Shannon in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Shannon flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Shannon flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Shannon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Shannon flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Shannon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Shannon

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

Travel insights for flights from San Francisco to Shannon

Get recent, data-driven insights about flights from San Francisco to Shannon including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Shannon. Price data was last updated on November 15, 2024.

Booking 23 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Shannon. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from San Francisco to Shannon (average of $528). Flying from San Francisco to Shannon in June is currently the most expensive (average of $1,011). 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 SNN?

Find hourly flight availability from San Francisco to Shannon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

It’s optimal to fly from San Francisco to Shannon in the evening. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Shannon. Price data was last updated on November 18, 2024.

Travelers seeking maximum savings on their San Francisco to Shannon flight should consider departing on Thursday evenings 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 Shannon by month

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

In terms of precipitation, rainfall in Shannon 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 Shannon when rainfall is around 2.3 in.

Temperature in Shannon by month

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

If weather is an important factor for your trip to Shannon, 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 Shannon

Get insights into the airlines that provide service to Shannon. 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 Shannon. Reviews last updated November 21, 2024.
JetBlue
7.5
Good
3,389 reviews

Entertainment

7.4

Comfort

7.7

Boarding

7.7

Food

6.9

Overall

7.5

Crew

8.2

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

JetBlue
7.5
Good
3,389 reviews
JetBlue
7.5
Good
3,389 reviews

Entertainment

7.4

Comfort

7.7

Boarding

7.7

Food

6.9

Overall

7.5

Crew

8.2

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

United Airlines
7.4
Good
9,172 reviews
JetBlue
7.5
Good
3,389 reviews

Entertainment

7.4

Comfort

7.7

Boarding

7.7

Food

6.9

Overall

7.5

Crew

8.2

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

American Airlines
7.2
Good
10,000 reviews
JetBlue
7.5
Good
3,389 reviews

Entertainment

7.4

Comfort

7.7

Boarding

7.7

Food

6.9

Overall

7.5

Crew

8.2

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

Aer Lingus
7.1
Good
1,089 reviews
JetBlue
7.5
Good
3,389 reviews

Entertainment

7.4

Comfort

7.7

Boarding

7.7

Food

6.9

Overall

7.5

Crew

8.2

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

Air Canada
7.0
Good
8,246 reviews
JetBlue
7.5
Good
3,389 reviews

Entertainment

7.4

Comfort

7.7

Boarding

7.7

Food

6.9

Overall

7.5

Crew

8.2

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Shannon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from San Francisco to Shannon round-trip?

    Our cheapest airline available from San Francisco to Shannon is United Airlines. Our recent data shows that you can find tickets from as low as $720 on this airline. Additional options worth looking into are American Airlines and Air Canada, starting at $730 and $856 round-trip. United Airlines is priced at 25% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $400 on American Airlines. Other airlines that offer cheap prices include Air Canada from $496 and Aer Lingus from $558 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Shannon 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 Shannon?

    Currently, February is the cheapest month in which you can book a flight from San Francisco to Shannon (average of $528). Flying from San Francisco to Shannon in June is currently the most expensive (average of $1,011). 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 5 airlines flying from San Francisco to Shannon

Discover the top 5 airlines that operate flights from San Francisco to Shannon. 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$631Average$913FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$670Average$976FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$699Average$1,068FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$700Average$967FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$766Average$988FlexibilityNo cancel feeOn-time70%
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