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$573+ Cheap flights from Portland, ME (PWM) to Dublin (DUB)

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — DUB
Dec 26 — Jan 21
Thu 12/26
Thu 1/2
1 adult, Economy
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Cheap flight deals from Portland to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Dublin (DUB). 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 December 21, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$573
(United Airlines)

Popular in

June

Cheapest in

November
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 Dublin
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High demand for flights, 24% potential price rise
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Best time to find cheap flights, 9% potential price drop
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Find flight deals from Portland to Dublin

Best flights from Portland to Dublin
Discover carefully curated flight deals from Portland to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 21, 2024.

This United Airlines deal was found by Cheapflights users on 12/21. 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.
Tue 2/411:36 amPWM - DUB
2 stops14h 34mUnited Airlines
Tue 2/119:00 amDUB - PWM
1 stop12h 52mUnited Airlines
Deal found 12/21$573
This United deal was found by Cheapflights users on 12/20. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/196:00 amPWM - DUB
1 stop20h 00mMultiple Airlines
Sun 1/269:00 amDUB - PWM
2 stops30h 32mMultiple Airlines
Deal found 12/20$613
This Orbitz deal was found by Cheapflights users on 12/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/206:01 amPWM - DUB
2 stops20h 09mAir Canada
Mon 3/248:00 amDUB - PWM
2 stops38h 39mAir Canada
Deal found 12/20$647
This American Airlines deal was found by Cheapflights users on 12/20. 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 3/2012:55 pmPWM - DUB
1 stop15h 45mAmerican Airlines
Mon 3/242:05 pmDUB - PWM
1 stop12h 37mAmerican Airlines
Deal found 12/20$668
This Austrian Airlines deal was found by Cheapflights users on 12/21. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/411:36 amPWM - DUB
1 stop14h 24mAustrian Airlines
Tue 2/119:00 amDUB - PWM
1 stop18h 30mAustrian Airlines
Deal found 12/21$767
This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/135:30 amPWM - DUB
2 stops22h 35mDelta
Mon 3/1712:00 pmDUB - PWM
1 stop15h 58mDelta
Deal found 12/20$770
This oojo deal was found by Cheapflights users on 12/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/105:50 pmPWM - DUB
2 stops41h 05mTurkish Airlines
Sat 5/1710:35 amDUB - PWM
2 stops59h 20mTurkish Airlines
Deal found 12/20$914
This KLM deal was found by Cheapflights users on 12/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/101:30 pmPWM - DUB
1 stop14h 15mKLM
Sat 5/1711:00 amDUB - PWM
1 stop17h 34mKLM
Deal found 12/20$1,011
This KAYAK deal was found by Cheapflights users on 12/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/65:00 amPWM - DUB
2 stops23h 55mWestJet
Sat 6/149:45 amDUB - PWM
2 stops30h 20mWestJet
Deal found 12/20$1,085
This Scandinavian Airlines deal was found by Cheapflights users on 12/20. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/62:35 pmPWM - DUB
3 stops23h 50mScandinavian Airlines
Sat 6/1410:15 amDUB - PWM
2 stops18h 30mScandinavian Airlines
Deal found 12/20$1,523

Find flights from Portland to Dublin within your budget

Customize your flight search to find flights from Portland to Dublin 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 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PortlandDublin

PWM - DUB

PWMDUB

Portland

Tue 2/4

11:36 am-7:10 am

2 stops14h 34m

Dublin

Tue 2/11

9:00 am-4:52 pm

1 stop12h 52m

$573

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sun 1/19

6:00 am-7:00 am

1 stop20h 00m

Dublin

Sun 1/26

9:00 am-10:32 am

2 stops30h 32m

$613

PortlandDublin

PWM - DUB

PWMDUB

Portland

Thu 3/20

6:01 am-6:10 am

2 stops20h 09m

Dublin

Mon 3/24

8:00 am-6:39 pm

2 stops38h 39m

$647

PortlandDublin

PWM - DUB

PWMDUB

Portland

Thu 3/20

12:55 pm-8:40 am

1 stop15h 45m

Dublin

Mon 3/24

2:05 pm-10:42 pm

1 stop12h 37m

$668

PortlandDublin

PWM - DUB

PWMDUB

Portland

Tue 2/4

11:36 am-7:00 am

1 stop14h 24m

Dublin

Tue 2/11

9:00 am-10:30 pm

1 stop18h 30m

$767

PortlandDublin

PWM - DUB

PWMDUB

Portland

Thu 3/13

5:30 am-8:05 am

2 stops22h 35m

Dublin

Mon 3/17

12:00 pm-11:58 pm

1 stop15h 58m

$770

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sat 5/10

5:50 pm-3:55 pm

2 stops41h 05m

Dublin

Sat 5/17

10:35 am-4:55 pm

2 stops59h 20m

$914

PortlandDublin

PWM - DUB

PWMDUB

Portland

Sat 5/10

1:30 pm-8:45 am

1 stop14h 15m

Dublin

Sat 5/17

11:00 am-11:34 pm

1 stop17h 34m

$1,011

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 6/6

5:00 am-9:55 am

2 stops23h 55m

Dublin

Sat 6/14

9:45 am-11:05 am

2 stops30h 20m

$1,085

PortlandDublin

PWM - DUB

PWMDUB

Portland

Fri 6/6

2:35 pm-7:25 pm

3 stops23h 50m

Dublin

Sat 6/14

10:15 am-11:45 pm

2 stops18h 30m

$1,523

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Compare providers for flights from Portland to Dublin

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 Portland to Dublin in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 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 Portland, Maine-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Dublin 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 Portland, Maine-Dublin 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 Portland to Dublin

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

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

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

Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Dublin (average of $509). Flying from Portland, Maine to Dublin 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 DUB?

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

A simple way to save on the total cost of your ticket is to fly from Portland, Maine to Dublin in the morning. If you’re flexible enough to do this you can expect to save up to 1% on your trip compared to booking a flight at noon.

Rainfall in Dublin by month

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

In terms of precipitation, rainfall in Dublin 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 Dublin when rainfall is around 1.9 in.

Temperature in Dublin by month

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

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

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated December 21, 2024.
Delta
8.0
Very good
8,597 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,597 reviews
Delta
8.0
Very good
8,597 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,344 reviews
Delta
8.0
Very good
8,597 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
785 reviews
Delta
8.0
Very good
8,597 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,039 reviews
Delta
8.0
Very good
8,597 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines
7.3
Good
3,899 reviews
Delta
8.0
Very good
8,597 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.3

Reviews

1 / 10

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 Dublin. 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 Portland, Maine to Dublin round-trip?

    According to our current data, United Airlines ($573), Air Canada ($647), and American Airlines ($668) offers the cheapest pricing from Portland, Maine to Dublin. United Airlines is currently priced 32% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Dublin 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 Dublin?

    Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Dublin (average of $509). Flying from Portland, Maine to Dublin 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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Alternative routes for Portland to Dublin

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Dublin flights
Boston to Shannon flights
Boston to Cork flights
Bangor to Dublin flights
Portland to Shannon flights
Boston to Milltown (Kerry) flights

Top 2 airlines flying from Portland to Dublin

Discover the top 2 airlines that operate flights from Portland to Dublin. 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 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$587Average$871FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$733Average$852FlexibilityNo cancel feeOn-time69%
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