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$623+ Cheap flights from Ireland to Oakland, CA (OAK)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — OAK
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Ireland to Oakland

Keep the following information in mind while searching for Ireland to Oakland flight deals. Data was last updated September 11, 2025.

Round-trip from

$623
(Delta)

Popular in

July

Cheapest in

February

Average price

$649
From Ireland to Oakland
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($148 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Ireland to Oakland

Cheapest flights from Ireland to Oakland
Explore the most affordable flight options available from Ireland to Oakland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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.
Sat 10/410:00 amDUB - OAK
2 stops20h 48mDelta
Wed 10/84:51 pmOAK - DUB
2 stops55h 24mDelta
Deal found 9/10$623
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 12/41:25 pmDUB - OAK
2 stops54h 25mDelta
Mon 12/812:30 pmOAK - DUB
2 stops43h 15mDelta
Deal found 9/10$646
This Finnair deal was found by Cheapflights users on 9/11. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3112:55 pmDUB - OAK
2 stops42h 04mMultiple Airlines
Fri 11/146:30 amOAK - DUB
2 stops42h 10mMultiple Airlines
Deal found 9/11$776
This British Airways deal was found by Cheapflights users on 9/10. 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 12/1910:00 amDUB - OAK
2 stops21h 59mBritish Airways
Sat 1/1010:10 amOAK - DUB
2 stops15h 40mBritish Airways
Deal found 9/10$980
This oojo deal was found by Cheapflights users on 9/10. 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 10/812:15 pmDUB - OAK
2 stops19h 48mIcelandair
Thu 10/1611:03 amOAK - DUB
2 stops16h 02mIcelandair
Deal found 9/10$992
This lastminute.com deal was found by Cheapflights users on 9/10. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/89:15 amDUB - OAK
2 stops22h 44mMultiple Airlines
Sat 11/296:15 amOAK - DUB
2 stops26h 10mMultiple Airlines
Deal found 9/10$1,164
This lastminute.com deal was found by Cheapflights users on 9/10. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/159:00 amDUB - OAK
2 stops23h 03mMultiple Airlines
Mon 10/206:40 amOAK - DUB
2 stops26h 15mMultiple Airlines
Deal found 9/10$1,175
This oojo deal was found by Cheapflights users on 9/11. 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 9/232:15 pmDUB - OAK
2 stops39h 48mIcelandair
Mon 10/132:33 pmOAK - DUB
2 stops36h 32mIcelandair
Deal found 9/11$1,191
This TravelUp deal was found by Cheapflights users on 9/10. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/41:45 pmDUB - OAK
2 stops18h 18mMultiple Airlines
Wed 10/86:40 amOAK - DUB
1 stop21h 55mMultiple Airlines
Deal found 9/10$1,295

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ireland to Oakland 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 September 11, 2025.
Use the filters below to find and compare flights from Ireland to Oakland that are best for you.

Fly from

Ireland

Fly to

Oakland

Route

Depart

Return

Price

DublinOakland

DUB - OAK

DUBOAK

Dublin

Sat 10/4

10:00 am-10:48 pm

2 stops20h 48m

Oakland

Wed 10/8

4:51 pm-8:15 am

2 stops55h 24m

$623

DublinOakland

DUB - OAK

DUBOAK

Dublin

Thu 12/4

1:25 pm-11:50 am

2 stops54h 25m

Oakland

Mon 12/8

12:30 pm-3:45 pm

2 stops43h 15m

$646

DublinOakland

DUB - OAK

DUBOAK

Dublin

Fri 10/31

12:55 pm-11:59 pm

2 stops42h 04m

Oakland

Fri 11/14

6:30 am-8:40 am

2 stops42h 10m

$776

DublinOakland

DUB - OAK

DUBOAK

Dublin

Fri 12/19

10:00 am-11:59 pm

2 stops21h 59m

Oakland

Sat 1/10

10:10 am-9:50 am

2 stops15h 40m

$980

DublinOakland

DUB - OAK

DUBOAK

Dublin

Wed 10/8

12:15 pm-12:03 am

2 stops19h 48m

Oakland

Thu 10/16

11:03 am-11:05 am

2 stops16h 02m

$992

DublinOakland

DUB - OAK

DUBOAK

Dublin

Sat 11/8

9:15 am-11:59 pm

2 stops22h 44m

Oakland

Sat 11/29

6:15 am-4:25 pm

2 stops26h 10m

$1,164

DublinOakland

DUB - OAK

DUBOAK

Dublin

Wed 10/15

9:00 am-12:03 am

2 stops23h 03m

Oakland

Mon 10/20

6:40 am-4:55 pm

2 stops26h 15m

$1,175

DublinOakland

DUB - OAK

DUBOAK

Dublin

Tue 9/23

2:15 pm-10:03 pm

2 stops39h 48m

Oakland

Mon 10/13

2:33 pm-11:05 am

2 stops36h 32m

$1,191

DublinOakland

DUB - OAK

DUBOAK

Dublin

Sat 10/4

4:10 pm-12:03 am

1 stop15h 53m

Oakland

Wed 10/8

6:40 am-12:35 pm

1 stop21h 55m

$1,313

DublinOakland

DUB - OAK

DUBOAK

Dublin

Sun 9/21

12:15 pm-10:03 pm

2 stops17h 48m

Oakland

Mon 10/13

2:33 pm-11:05 am

2 stops36h 32m

$1,775

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 22 results
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Best time to book a flight from Ireland to Oakland

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

What is the cheapest month to book a flight from Ireland to Oakland, California?

Currently, April is the cheapest month in which you can book a flight from Ireland to Oakland, California (average of $183). Flying from Ireland to Oakland, California in November is currently the most expensive (average of $259). 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.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Oakland. 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 into for flights to Oakland from Ireland?

    For a flight from Ireland to Oakland, you will be flying into Oakland. Oakland (OAK) is just 7.0 mi from the center of the city.

  • How long is the flight from Ireland to Oakland, California?

    Departing from Ireland to Oakland, California will take you 20h 48m. There are 5071 mi between Ireland and Oakland, California. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Ireland to Oakland, California?

    While some choose either Donegal - Oakland or Cork - Oakland, Dublin - Oakland is the most popular route from Ireland to Oakland, California.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ireland to Oakland 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 Ireland to Oakland, California?

    Currently, April is the cheapest month in which you can book a flight from Ireland to Oakland, California (average of $183). Flying from Ireland to Oakland, California in November is currently the most expensive (average of $259). 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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