EUR/IE
Find cheap flights to Portland, Maine in 2026/2027 from €427 This is the cheapest return flight found to Portland, Maine from Ireland on FlightsFinder on July 28th 2026 at 15:57. This offer may no longer be available. Click the offer to check live prices & dates of travel.
Our Flight Finder compares the cheapest flights to Portland, Maine from the most established flight comparison sites.
Fly to Portland, Maine and visit sites like Portland Head Lighthouse, Old Port, Fort Williams Park & Portland Museum of Art.
1. Enter your search requirements for Portland, Maine
2. Compare the best Portland, Maine deals from top comparison engines
3. Book your Portland, Maine flight at the cheapest price
These economy flights were found on FlightsFinder from Ireland to Portland, Maine in the last few days. Prices subject to availability.
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These economy flights were found on FlightsFinder from Ireland to Portland, Maine in the last few days. Prices subject to availability.
No flights found for this month.
No flights found for this month.
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According to our data, August is on average the cheapest time to book flights to Portland, Maine.
You can get flights from €427 return.
According to our data, March is on average the most expensive time to book flights to Portland, Maine.
A return flight could set you back more than €743.
Situated along the picturesque coast of Maine, Portland is a vibrant city known for its charming waterfront, historic architecture, and thriving arts scene. This coastal gem offers a perfect blend of outdoor adventure, culinary delights, and cultural experiences. Whether strolling along cobbled streets lined with quaint shops and eateries, exploring the iconic lighthouses, or indulging in freshly caught seafood at the bustling harbor, Portland captures the hearts of visitors with its small-town charm and big-city amenities. With a rich maritime history and an inviting atmosphere, Portland beckons travelers to discover its unique blend of New England charm and modern sophistication.
A good price for a flight to Portland is €384 - €470.
Popular airports near Portland, Maine include Portland International Jetport (PWM), Boston Logan International Airport (BOS), and Manchester-Boston Regional Airport (MHT).
The flight to Portland, Maine (PWM) is roughly 6 hours 57 minutes and 2,903 miles (4,671 kilometres) from Dublin, Ireland - Dublin International Airport (DUB).
The best way is to compare flights to Portland, Maine from leading comparison sites using our search engine dashboard.
We have currently found no direct flights to Portland, Maine.
Here is the average weather forecast in Portland, Maine by month:
• Jan: -0°C
• Feb: 1°C
• Mar: 6°C
• Apr: 12°C
• May: 18°C
• Jun: 23°C
• Jul: 26°C
• Aug: 25°C
• Sep: 21°C
• Oct: 15°C
• Nov: 9°C
• Dec: 3°C
The Portland International Jetport is located about 2.5 miles west of the city center of Portland, Maine.
Typically, flights are cheapest to Portland, Maine 2 months before departure.
Studies show flights to Portland, Maine are typically cheaper on Tuesdays and Wednesdays.
31.8 °C
Wed, 29 Jul 2026
Average Temperature
-0°C
Jan
1°C
Feb
6°C
Mar
12°C
Apr
18°C
May
23°C
Jun
26°C
Jul
25°C
Aug
21°C
Sep
15°C
Oct
9°C
Nov
3°C
Dec
Dublin, Ireland - Dublin International Airport (DUB) to Portland, Maine (PWM)
Distance:
2,903 miles (4,671 kilometres)
Average flight time (direct 6 hours 57 minutes)
Shannon, Ireland - Shannon International Airport (SNN) to Portland, Maine (PWM)
Distance:
2,807 miles (4,517 kilometres)
Average flight time (direct 6 hours 44 minutes)
Knock, Ireland - Ireland West Airport (NOC) to Portland, Maine (PWM)
Distance:
2,793 miles (4,496 kilometres)
Average flight time (direct 6 hours 42 minutes)
Cork, Ireland - Cork International Airport (ORK) to Portland, Maine (PWM)
Distance:
2,838 miles (4,567 kilometres)
Average flight time (direct 6 hours 48 minutes)
Kerry, Ireland - Kerry Airport (KIR) to Portland, Maine (PWM)
Distance:
2,790 miles (4,490 kilometres)
Average flight time (direct 6 hours 41 minutes)
Donegal, Ireland - Donegal Airport (CFN) to Portland, Maine (PWM)
Distance:
2,798 miles (4,502 kilometres)
Average flight time (direct 6 hours 43 minutes)
Waterford, Ireland - Waterford Airport (WAT) to Portland, Maine (PWM)
Distance:
2,890 miles (4,651 kilometres)
Average flight time (direct 6 hours 55 minutes)
From Dublin (DUB), Ireland to Portland, United States (PWM): €427
Depart: 27 Aug 2026 · Return: 31 Aug 2026 Price found 28 Jul 2026, 15:57
From Shannon (SNN), Ireland to Portland, United States (PWM): €712
Depart: 11 Sep 2026 · Return: 27 Sep 2026 Price found 28 Jul 2026, 23:10
From Cork (ORK), Ireland to Portland, United States (PWM): €925
Depart: 14 Aug 2026 · Return: 18 Aug 2026 Price found 29 Jul 2026, 11:19
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