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Portland

$736+ Cheap flights from Ireland to Portland, ME (PWM)

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — PWM
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Ireland to Portland

Keep the following information in mind while searching for Ireland to Portland flight deals. Data was last updated March 31, 2025.

Round-trip from

$939
(United Airlines)

One-way from

$736
(Aer Lingus)
From Ireland to Portland
Search Deals
One-way flight from Ireland to Portland
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Find flight deals from Ireland to Portland

Cheapest flights from Ireland to Portland
Explore the most affordable flight options available from Ireland to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This United Airlines deal was found by Cheapflights users on 3/31. 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 4/1612:30 pmSNN - PWM
1 stop15h 57mUnited Airlines
Sun 4/206:15 amPWM - SNN
1 stop23h 00mUnited Airlines
Deal found 3/31$939
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Wed 4/167:40 amSNN - PWM
2 stops20h 09mAmerican Airlines
Sun 4/2012:50 pmPWM - SNN
2 stops17h 30mAmerican Airlines
Deal found 3/30$990
This Flighttix deal was found by Cheapflights users on 3/30. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/162:40 pmSNN - PWM
1 stop25h 58mBritish Airways
Sun 4/204:15 pmPWM - SNN
2 stops14h 05mBritish Airways
Deal found 3/30$997
This KLM deal was found by Cheapflights users on 3/31. 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.
Wed 6/111:05 pmSNN - PWM
1 stop16h 41mKLM
Wed 8/2012:59 pmPWM - SNN
2 stops17h 11mKLM
Deal found 3/31$1,004
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Wed 4/167:20 amORK - PWM
2 stops20h 04mAmerican Airlines
Sun 4/204:15 pmPWM - ORK
2 stops13h 30mAmerican Airlines
Deal found 3/31$1,069
This Air Canada deal was found by Cheapflights users on 3/31. 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 6/117:40 amSNN - PWM
3 stops20h 47mAir Canada
Wed 8/2011:47 amPWM - SNN
3 stops18h 33mAir Canada
Deal found 3/31$1,219

Cheapflights Fare Finder

Customize your flight search to find flights from Ireland to Portland 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 March 31, 2025.
Use the filters below to find and compare flights from Ireland to Portland that are best for you.

Fly from

Ireland

Fly to

Portland

Route

Depart

Return

Price

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Wed 4/16

12:30 pm-11:27 pm

1 stop15h 57m

Portland

Sun 4/20

6:15 am-10:15 am

1 stop23h 00m

$939

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Wed 4/16

7:40 am-10:49 pm

2 stops20h 09m

Portland

Sun 4/20

12:50 pm-11:20 am

2 stops17h 30m

$990

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Wed 4/16

2:40 pm-11:38 am

1 stop25h 58m

Portland

Sun 4/20

4:15 pm-11:20 am

2 stops14h 05m

$997

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Wed 6/11

1:05 pm-12:28 am

2 stops16h 23m

Portland

Wed 8/20

12:59 pm-11:10 am

2 stops17h 11m

$1,004

CorkPortland

ORK - PWM

ORKPWM

Cork

Wed 4/16

7:20 am-10:24 pm

2 stops20h 04m

Portland

Sun 4/20

4:15 pm-10:45 am

2 stops13h 30m

$1,069

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Wed 6/11

7:40 am-11:27 pm

3 stops20h 47m

Portland

Wed 8/20

11:47 am-11:20 am

3 stops18h 33m

$1,219

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Wed 6/11

2:40 pm-9:57 pm

1 stop12h 17m

$736

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Wed 6/11

1:05 pm-12:46 am

1 stop16h 41m

$850

ShannonPortland

SNN - PWM

SNNPWM

Shannon

Wed 6/11

7:40 am-11:27 pm

3 stops20h 47m

$1,505

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Best time to book a flight from Ireland to Portland

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

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

Currently, January is the cheapest month in which you can book a flight from Ireland to Portland, Maine (average of $296). Flying from Ireland to Portland, Maine in May is currently the most expensive (average of $416). 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.

Rainfall in Portland by month

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

In terms of precipitation, rainfall in Portland, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 in.

Temperature in Portland by month

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

If weather is an important factor for your trip to Portland, Maine, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated March 31, 2025.
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,614 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,004 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Ireland to Portland. 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 Portland from Ireland?

    For a flight from Ireland to Portland, you will be flying into Portland. Portland (PWM) is just 2.9 mi from the center of the city.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ireland to Portland, Maine (average of $296). Flying from Ireland to Portland, Maine in May is currently the most expensive (average of $416). 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

Traveling to a place near Ireland?

Book flights to Ireland if you plan to visit one of these locations
North Conway
Bath
Brunswick
Auburn
Conway
Lewiston

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