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$301+ Cheap flights from Fremont, CA 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DUB
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Fremont to Ireland

Keep the following information in mind while searching for Fremont to Ireland flight deals. Data was last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$628
(TAP AIR PORTUGAL)

One-way from

$301
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$731
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 Fremont to Ireland
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One-way flight from Fremont to Ireland
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Highest demand for flights based on searches. 21% potential increase in price ($207 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Fremont to Ireland

Cheapest flights from Fremont to Ireland
Explore the most affordable flight options available from Fremont to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This TAP AIR PORTUGAL deal was found by Cheapflights users on 4/29. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/184:20 pmSFO - DUB
1 stop23h 45mTAP AIR PORTUGAL
Mon 9/296:50 pmDUB - SFO
1 stop26h 45mTAP AIR PORTUGAL
Deal found 4/29$628
This Scandinavian Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 5/1312:40 pmSFO - DUB
2 stops39h 10mScandinavian Airlines
Tue 5/2012:40 pmDUB - SFO
1 stop35h 50mScandinavian Airlines
Deal found 4/29$629
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1212:16 pmSFO - DUB
1 stop13h 29mIberia
Fri 8/2212:40 pmDUB - SFO
1 stop15h 52mIberia
Deal found 4/29$630
This JetBlue deal was found by Cheapflights users on 4/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:00 amSFO - DUB
1 stop18h 20mJetBlue
Fri 10/2410:40 amDUB - SFO
1 stop16h 42mJetBlue
Deal found 4/28$652
This FlightHub deal was found by Cheapflights users on 4/29. 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.
Mon 10/276:20 pmSFO - DUB
Nonstop10h 05mAer Lingus
Fri 11/712:30 pmDUB - SFO
Nonstop11h 00mAer Lingus
Deal found 4/29$667
This KLM deal was found by Cheapflights users on 4/27. 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.
Sun 8/247:00 amSFO - SNN
1 stop20h 10mMultiple Airlines
Mon 9/81:05 pmSNN - SFO
1 stop18h 15mMultiple Airlines
Deal found 4/27$673
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Mon 8/1112:20 amSFO - DUB
1 stop22h 50mUnited Airlines
Tue 8/199:20 amDUB - SFO
1 stop14h 13mUnited Airlines
Deal found 4/29$674
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Sun 8/246:30 amSFO - SNN
2 stops17h 00mUnited Airlines
Mon 9/89:30 amSNN - SFO
1 stop14h 00mUnited Airlines
Deal found 4/27$678
This Air Canada deal was found by Cheapflights users on 4/29. 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 8/137:10 amSFO - DUB
2 stops16h 35mMultiple Airlines
Fri 8/229:20 amDUB - SFO
2 stops15h 25mMultiple Airlines
Deal found 4/29$680
This Booking.com deal was found by Cheapflights users on 4/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1211:55 pmSFO - DUB
2 stops23h 50mAir Canada
Thu 8/219:50 amDUB - SFO
2 stops17h 13mAir Canada
Deal found 4/28$682
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/112:40 amSFO - DUB
1 stop23h 05mDelta
Tue 12/169:45 amDUB - SFO
1 stop22h 04mDelta
Deal found 4/29$692
This Booking.com deal was found by Cheapflights users on 4/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/78:10 pmSFO - DUB
1 stop29h 00mVueling
Sat 9/138:15 amDUB - SFO
1 stop17h 55mVueling
Deal found 4/29$714

Cheapflights Fare Finder

Customize your flight search to find flights from Fremont 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 April 29, 2025.
Use the filters below to find and compare flights from Fremont to Ireland that are best for you.

Fly from

Fremont

Fly to

Ireland

Route

Depart

Return

Price

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Tue 5/13

12:40 pm-11:50 am

2 stops39h 10m

Dublin

Tue 5/20

12:40 pm-4:30 pm

1 stop35h 50m

$629

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Mon 7/21

7:10 am-7:45 am

2 stops16h 35m

Dublin

Wed 8/20

9:50 am-7:57 pm

2 stops18h 07m

$676

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Tue 5/13

6:00 am-8:20 am

1 stop18h 20m

Dublin

Tue 5/20

10:40 am-12:17 am

1 stop21h 37m

$677

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Mon 7/21

5:45 pm-11:45 am

Nonstop10h 00m

Dublin

Wed 8/20

1:45 pm-8:20 pm

1 stop14h 35m

$681

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Sun 7/20

12:52 am-7:55 am

1 stop23h 03m

Dublin

Wed 8/20

1:15 pm-11:20 pm

1 stop18h 05m

$696

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Wed 5/7

7:30 pm-5:30 pm

1 stop14h 00m

Dublin

Wed 5/14

12:40 pm-12:22 am

1 stop19h 42m

$710

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Mon 7/21

2:37 pm-11:40 am

1 stop13h 03m

Dublin

Mon 7/28

1:45 pm-8:20 pm

1 stop14h 35m

$729

San FranciscoDublin

SFO - DUB

SFODUB

San Francisco

Sun 7/20

6:16 am-6:30 am

1 stop16h 14m

Dublin

Tue 7/29

9:30 am-7:08 pm

1 stop17h 38m

$731

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Mon 6/30

9:00 pm-11:10 am

1 stop30h 10m

Shannon

Wed 7/23

1:05 pm-11:47 pm

1 stop18h 42m

$733

San FranciscoShannon

SFO - SNN

SFOSNN

San Francisco

Tue 7/1

8:25 am-7:30 am

1 stop15h 05m

Shannon

Wed 7/23

9:30 am-7:41 am

2 stops30h 11m

$748

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 51 results
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Best time to book a flight from Fremont to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Fremont 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 Fremont to Ireland

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

Currently, November is the cheapest month in which you can book a flight from Fremont to Ireland (average of $509). Flying from Fremont to Ireland in June is currently the most expensive (average of $981). 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 FR8 to IE?

Find hourly flight availability from Fremont 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 April 29, 2025.

When flying from Fremont 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.

What is the cheapest day to fly from Fremont to Ireland?

Use this chart to determine the cheapest time to fly round-trip from Fremont to Ireland. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Fremont to Ireland flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Fremont to Ireland

Explore weekly flight availability from Fremont to Ireland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 29, 2025.

The most flights from FR8 to IE0 are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Ireland by month

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

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

Temperature in Ireland by month

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

If weather is an important factor for your trip to Ireland, 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 41.0 F).

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 April 29, 2025.
Read through reviews of airlines operating flights from Fremont to Ireland, such as Delta, Alaska Airlines and KLM. 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
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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.
Alaska Airlines
8.0
Very good
9,968 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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 Transat
7.8
Good
385 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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
1,446 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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 Fremont to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Fremont to Ireland flight route?

    Flights from Fremont to Ireland have been viewed 41 times in the past calendar month.

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

    $408 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on WestJet and Scandinavian Airlines, with prices starting from $445 and $456, respectively.

  • What are the most popular routes from Fremont to Ireland?

    Most travelers choose San Francisco - Dublin, San Francisco - Shannon or San Francisco - Cork when deciding on the best route from Fremont to Ireland.

  • What are the most reliable airlines from Fremont to Ireland?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Fremont to Ireland on time: American Airlines (79%), Aer Lingus (79%), British Airways (79%).

  • What are the cheapest flights from Fremont to Ireland?

    Looking at all options, your cheapest flight can be booked for $434. While the most popular route (San Francisco - Dublin) can be booked for $466 on average our data indicates $687 when flying from Fremont to Ireland.

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

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

  • How can I find direct flights from Fremont to Ireland?

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

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

    Yes. Cheapflights offers flight deals from Fremont 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 Fremont to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Fremont to Ireland (average of $509). Flying from Fremont to Ireland in June is currently the most expensive (average of $981). 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

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Top 10 airlines flying from Fremont to Ireland

Discover the top 10 airlines that operate flights from Fremont 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$410Average$503FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$478Average$836FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$479Average$897FlexibilityNo cancel feeOn-time75%
TAP AIR PORTUGALCheapest$498Average$774FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$498Average$990FlexibilityNo cancel feeOn-time70%
DeltaCheapest$520Average$863FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$546Average$887FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$550Average$839FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$575Average$855FlexibilityNo cancel feeOn-time77%
SWISSCheapest$581Average$917FlexibilityNo cancel feeOn-time79%

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