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Ireland

$371+ Cheap flights from Oregon 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DUB
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Oregon to Ireland

Cheapest flights from Oregon to Ireland
Explore the most affordable flight options available from Oregon to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This FlightHub deal was found by Cheapflights users on 12/14. 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.
Fri 12/263:15 pmPDX - DUB
2 stops31h 55mAir Canada
Fri 1/99:00 amDUB - PDX
2 stops41h 30mAir Canada
Deal found 12/14$571
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/245:12 pmBOI - DUB
2 stops31h 58mUnited Airlines
Fri 1/3010:40 amDUB - BOI
2 stops31h 53mUnited Airlines
Deal found 12/15$588
This American Airlines deal was found by Cheapflights users on 12/15. 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 12/295:45 pmPDX - ORK
1 stop19h 15mAmerican Airlines
Tue 5/511:45 amORK - PDX
1 stop13h 55mAmerican Airlines
Deal found 12/15$596
This KAYAK deal was found by Cheapflights users on 12/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/131:08 pmEUG - DUB
2 stops19h 17mLufthansa
Sat 12/209:15 amDUB - EUG
2 stops47h 15mLufthansa
Deal found 12/12$616
This Delta deal was found by Cheapflights users on 12/13. 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 12/1310:10 pmPDX - DUB
1 stop25h 35mDelta
Tue 12/231:25 pmDUB - PDX
1 stop30h 00mDelta
Deal found 12/13$638
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Fri 12/2611:55 pmPDX - DUB
1 stop24h 15mUnited Airlines
Fri 1/99:30 amDUB - PDX
2 stops21h 02mUnited Airlines
Deal found 12/14$644
This Finnair deal was found by Cheapflights users on 12/13. 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.
Sat 12/1311:59 pmPDX - DUB
2 stops24h 41mMultiple Airlines
Tue 12/2311:30 amDUB - PDX
2 stops31h 30mMultiple Airlines
Deal found 12/13$654
This KAYAK deal was found by Cheapflights users on 12/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:00 amPDX - DUB
1 stop17h 10mLufthansa
Mon 12/159:10 amDUB - PDX
2 stops23h 27mLufthansa
Deal found 12/12$726
This FlightHub deal was found by Cheapflights users on 12/12. 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.
Sat 12/1310:50 amPDX - DUB
1 stop13h 20mLufthansa
Tue 12/1610:40 amDUB - PDX
1 stop16h 05mLufthansa
Deal found 12/12$729
This Delta deal was found by Cheapflights users on 12/12. 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.
Fri 12/127:30 pmPDX - DUB
2 stops28h 15mDelta
Mon 12/158:50 amDUB - PDX
2 stops19h 56mDelta
Deal found 12/12$735
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/157:00 amPDX - DUB
2 stops19h 20mUnited Airlines
Mon 12/2212:05 pmDUB - PDX
2 stops31h 53mUnited Airlines
Deal found 12/15$743
This Delta deal was found by Cheapflights users on 12/15. 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 12/2912:29 pmPDX - ORK
2 stops20h 16mDelta
Tue 5/510:50 amORK - PDX
2 stops21h 03mDelta
Deal found 12/15$744

Find flight deals from Oregon to Ireland

Keep the following information in mind while searching for Oregon to Ireland flight deals. Data was last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$415
(Kiwi.com)

One-way from

$371
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$842
Provider with most accurate pricing for Portland-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Dublin flights.
Search Deals
From Oregon to Ireland
Search Deals
One-way flight from Oregon to Ireland
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($106 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon 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 December 15, 2025.
Use the filters below to find and compare flights from Oregon to Ireland that are best for you.

Fly from

Oregon

Fly to

Ireland

Route

Depart

Return

Price

PortlandDublin

PDX - DUB

PDXDUB

Portland

Fri 5/8

10:10 am-7:45 am

1 stop13h 35m

Dublin

Tue 5/12

9:50 am-8:41 pm

2 stops42h 51m

$455

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Mon 1/12

10:28 am-8:10 am

2 stops38h 42m

Dublin

Sun 1/18

9:00 am-10:57 pm

2 stops44h 57m

$456

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Mon 1/12

9:48 am-8:10 am

2 stops15h 22m

Dublin

Sun 1/18

9:00 am-7:45 pm

2 stops41h 45m

$460

PortlandDublin

PDX - DUB

PDXDUB

Portland

Thu 1/29

11:59 pm-7:30 am

2 stops23h 31m

Dublin

Fri 2/13

9:00 am-11:55 am

2 stops34h 55m

$460

EugeneDublin

EUG - DUB

EUGDUB

Eugene

Wed 2/18

6:00 am-8:10 am

2 stops18h 10m

Dublin

Sat 2/28

9:00 am-12:16 pm

2 stops35h 16m

$460

BoiseDublin

BOI - DUB

BOIDUB

Boise Air Term. Gowen Fld

Wed 2/11

8:10 am-7:10 am

2 stops40h 00m

Dublin

Sun 2/15

9:00 am-9:32 pm

2 stops43h 32m

$462

PortlandDublin

PDX - DUB

PDXDUB

Portland

Thu 2/12

5:05 am-7:10 am

2 stops18h 05m

Dublin

Wed 2/18

9:00 am-5:51 pm

2 stops40h 51m

$462

PortlandDublin

PDX - DUB

PDXDUB

Portland

Wed 3/4

5:45 pm-7:55 am

1 stop30h 10m

Dublin

Fri 3/13

8:50 am-4:55 pm

1 stop15h 05m

$469

PortlandShannon

PDX - SNN

PDXSNN

Portland

Sun 4/26

7:30 pm-8:35 pm

1 stop17h 05m

Shannon

Wed 5/6

7:40 am-5:40 pm

1 stop18h 00m

$470

PortlandDublin

PDX - DUB

PDXDUB

Portland

Sun 3/1

7:00 am-8:45 am

1 stop17h 45m

Dublin

Sun 3/8

5:55 am-11:25 am

1 stop13h 30m

$471

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 55 results
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Best time to book a flight from Oregon to Ireland

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

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

Currently, November is the cheapest month in which you can book a flight from Oregon to Ireland (average of $356). Flying from Oregon to Ireland in June is currently the most expensive (average of $636). 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 OR to IE?

Find hourly flight availability from Oregon 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 December 15, 2025.

It’s optimal to fly from Oregon to Ireland in the afternoon. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight at noon.

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

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

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

Related info for your journey

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

  • How long is the flight from Oregon to Ireland?

    Departing from Oregon to Ireland will take you 13h 35m. The distance from Oregon to Ireland is about 4635 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $201. Users have also found prices from $344 and $378 on American Airlines and Delta, respectively.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Oregon to Ireland (average of $356). Flying from Oregon to Ireland in June is currently the most expensive (average of $636). 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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Alternative routes for Oregon to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Oregon to Ireland

Discover the top 10 airlines that operate flights from Oregon 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$364Average$543FlexibilityNo cancel feeOn-time76%
IberiaCheapest$437Average$582FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$468Average$723FlexibilityNo cancel feeOn-time69%
DeltaCheapest$474Average$665FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$477Average$650FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$478Average$647FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$481Average$724FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$483Average$572FlexibilityNo cancel feeOn-time77%
KLMCheapest$489Average$634FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$490Average$744FlexibilityNo cancel feeOn-time67%

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