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Ireland

$517+ Cheap flights from Portland, ME (PWM) 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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — DUB
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Portland to Ireland

Keep the following information in mind while searching for Portland to Ireland flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$744
(United Airlines)

One-way from

$517
(StudentUniverse)

Popular in

June

Cheapest in

November

Average price

$761
Provider with most accurate pricing for Portland-Dublin flight deals.
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Provider most trusted by Cheapflights users for Portland-Dublin flights.
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From Portland to Ireland
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One-way flight from Portland to Ireland
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($254 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($76 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Portland to Ireland

Cheapest flights from Portland to Ireland
Explore the most affordable flight options available from Portland to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This United Airlines deal was found by Cheapflights users on 2/18. 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.
Sat 10/117:22 pmPWM - DUB
1 stop30h 48mUnited Airlines
Thu 10/239:50 amDUB - PWM
2 stops33h 02mUnited Airlines
Deal found 2/18$712
This Delta deal was found by Cheapflights users on 2/19. 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 3/213:00 pmPWM - DUB
2 stops21h 40mDelta
Fri 3/2812:00 pmDUB - PWM
1 stop15h 58mDelta
Deal found 2/19$761
This KLM deal was found by Cheapflights users on 2/18. 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.
Sat 10/116:00 amPWM - DUB
1 stop21h 45mKLM
Thu 10/2311:00 amDUB - PWM
1 stop17h 59mKLM
Deal found 2/18$784
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Thu 3/612:40 pmPWM - DUB
2 stops11h 20mAmerican Airlines
Thu 3/1311:30 amDUB - PWM
2 stops15h 27mAmerican Airlines
Deal found 2/20$824
This United deal was found by Cheapflights users on 2/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/202:37 pmPWM - SNN
2 stops14h 38mUnited Airlines
Fri 5/309:30 amSNN - PWM
1 stop17h 26mUnited Airlines
Deal found 2/19$878
This KLM deal was found by Cheapflights users on 2/19. 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.
Tue 8/122:35 pmPWM - SNN
1 stop15h 35mKLM
Wed 8/201:05 pmSNN - PWM
1 stop15h 40mKLM
Deal found 2/19$893
This Turkish Airlines deal was found by Cheapflights users on 2/19. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:10 amPWM - DUB
2 stops25h 25mMultiple Airlines
Wed 4/3010:35 amDUB - PWM
2 stops40h 22mMultiple Airlines
Deal found 2/19$919
This Air Canada deal was found by Cheapflights users on 2/19. 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.
Fri 3/2111:20 amPWM - DUB
3 stops18h 55mAir Canada
Fri 3/286:40 amDUB - PWM
3 stops20h 35mAir Canada
Deal found 2/19$1,093
This oojo deal was found by Cheapflights users on 2/19. 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.
Sat 6/286:10 amPWM - DUB
2 stops22h 25mTurkish Airlines
Fri 7/410:35 amDUB - PWM
2 stops42h 02mTurkish Airlines
Deal found 2/19$1,094
This SmartFares deal was found by Cheapflights users on 2/19. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1311:59 amPWM - DUB
2 stops17h 01mWestJet
Sat 7/199:45 amDUB - PWM
2 stops30h 20mWestJet
Deal found 2/19$1,161
This Air Canada deal was found by Cheapflights users on 2/19. 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.
Sat 4/56:15 amPWM - SNN
3 stops24h 05mAir Canada
Sat 4/127:40 amSNN - PWM
3 stops20h 47mAir Canada
Deal found 2/19$1,223
This JetBlue deal was found by Cheapflights users on 2/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/132:20 pmPWM - DUB
1 stop13h 40mJetBlue
Sat 7/1911:45 amDUB - PWM
1 stop16h 52mJetBlue
Deal found 2/20$1,244

Find flights from Portland to Ireland within your budget

Customize your flight search to find flights from Portland 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 February 20, 2025.

Fly from

Portland

Fly to

Ireland

Route

Depart

Return

Price

PortlandDublin

PWM - DUB

PWMDUB

Portland

Thu 3/6

4:03 pm-10:05 am

2 stops37h 02m

Dublin

Thu 3/13

11:50 am-2:52 pm

1 stop31h 02m

$744

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 3/21

3:00 pm-4:40 pm

2 stops21h 40m

Dublin

Fri 3/28

12:00 pm-11:58 pm

1 stop15h 58m

$761

PortlandDublin

PWM - DUB

PWMDUB

Portland

Thu 3/6

12:40 pm-5:00 am

2 stops11h 20m

Dublin

Thu 3/13

11:30 am-10:57 pm

2 stops15h 27m

$824

PortlandDublin

PWM - DUB

PWMDUB

Portland

Thu 4/24

6:10 am-12:35 pm

2 stops25h 25m

Dublin

Wed 4/30

10:35 am-9:57 pm

2 stops40h 22m

$919

PortlandShannon

PWM - SNN

PWMSNN

Portland

Sun 4/6

9:30 am-10:15 am

2 stops19h 45m

Shannon

Sun 4/13

12:30 pm-11:02 am

2 stops27h 32m

$958

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 3/21

11:20 am-10:15 am

3 stops18h 55m

Dublin

Fri 3/28

6:40 am-11:15 pm

3 stops20h 35m

$1,093

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sat 6/28

6:10 am-9:35 am

2 stops22h 25m

Dublin

Fri 7/4

10:35 am-11:37 pm

2 stops42h 02m

$1,094

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sun 7/13

11:59 am-10:00 am

2 stops17h 01m

Dublin

Sat 7/19

9:45 am-11:05 am

2 stops30h 20m

$1,161

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sun 7/13

2:20 pm-9:00 am

1 stop13h 40m

Dublin

Sat 7/19

11:45 am-11:37 pm

1 stop16h 52m

$1,244

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sun 6/15

6:00 am-8:25 am

2 stops21h 25m

$517

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 11 results
1
2

Best time to book a flight from Portland to Ireland

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

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

What is the cheapest month to book a flight from Portland, Maine to Ireland?

Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Ireland (average of $509). Flying from Portland, Maine to Ireland in June is currently the most expensive (average of $1,016). 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 PWM to IE?

Find hourly flight availability from Portland 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 February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine to Ireland as you normally would.

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 February 20, 2025.
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

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
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

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.

JetBlue
7.4
Good
3,070 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

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.

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

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.

Turkish Airlines
7.3
Good
3,832 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

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.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

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 Portland to Ireland. 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 Portland to Ireland?

    Most people fly from Portland (PWM) if they book a flight from Portland to Ireland. Portland is conveniently located just 2.9 mi from Portland’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland 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 Portland, Maine to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Ireland (average of $509). Flying from Portland, Maine to Ireland in June is currently the most expensive (average of $1,016). 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 airline flying from Portland to Ireland

Discover the top airline that operate flights from Portland 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$471Average$871FlexibilityNo cancel feeOn-time71%
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