Cheap flights from Portland, Maine to Dublin from $322
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Dublin departing on 1/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Fly to
Route
Depart
Return
PortlandDublin
PWM Portland - DUB Dublin
PWMDUB
Portland
Sun 1/17
7:50 pm-7:30 am
1 stop30h 40m
Dublin
Thu 1/21
9:00 am-2:44 pm
2 stops58h 44m
PortlandDublin
PWM Portland - DUB Dublin
PWMDUB
Portland
Sun 1/17
4:25 pm-8:10 am
1 stop34h 45m
Dublin
Thu 1/21
9:00 am-2:44 pm
2 stops58h 44m
PortlandDublin
PWM Portland - DUB Dublin
PWMDUB
Portland
Sat 11/7
5:08 pm-7:30 am
2 stops33h 22m
Dublin
Thu 11/19
9:00 am-11:21 pm
2 stops43h 21m
PortlandDublin
PWM Portland - DUB Dublin
PWMDUB
Portland
Sat 11/7
5:08 pm-7:30 am
2 stops33h 22m
Dublin
Thu 11/19
9:00 am-9:52 pm
2 stops41h 52m
PortlandDublin
PWM Portland - DUB Dublin
PWMDUB
Portland
Sat 11/7
5:08 pm-8:10 am
1 stop34h 02m
Dublin
Thu 11/19
9:00 am-2:16 pm
2 stops34h 16m
PortlandDublin
PWM Portland - DUB Dublin
PWMDUB
Portland
Sun 1/17
7:30 am-7:30 am
1 stop19h 00m
Dublin
Thu 1/21
9:30 am-9:03 pm
1 stop16h 33m
PortlandDublin
PWM Portland - DUB Dublin
PWMDUB
Portland
Mon 11/9
11:07 am-9:55 am
2 stops17h 48m
Dublin
Wed 11/18
9:00 am-10:57 pm
2 stops18h 57m
PortlandDublin
PWM Portland - DUB Dublin
PWMDUB
Portland
Mon 11/2
4:47 pm-4:20 pm
2 stops18h 33m
Dublin
Mon 11/9
1:25 pm-3:16 pm
2 stops30h 51m
PortlandDublin
PWM Portland - DUB Dublin
PWMDUB
Portland
Mon 11/2
8:49 am-9:55 am
1 stop20h 06m
Dublin
Mon 11/9
9:00 am-1:26 pm
2 stops33h 26m
PortlandDublin
PWM Portland - DUB Dublin
PWMDUB
Portland
Sat 11/7
8:49 am-7:10 am
3 stops17h 21m
Dublin
Thu 11/19
9:00 am-11:21 pm
2 stops19h 21m
See travel insights to Dublin from
How to get the cheapest flight ticket from Portland, Maine to Dublin
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest airline that flies from Portland to Dublin?
Delta is the most popular carrier operating from Portland to Dublin
What airlines fly to Dublin?
Aer Lingus, Delta and JetBlue are the top three most popular airlines that fly to Dublin from Portland, Maine according to our data. Aer Lingus is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Dublin. Keep in mind that there are 13 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.
When to book flights from Portland, Maine to Dublin
Cheap Portland, Maine to Dublin (PWM to DUB) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Dublin
Frequently asked questions about flying from Portland, Maine to Dublin
How far is Portland to Dublin by plane?
Dublin is 2899.4 mi away from Portland. Flights usually cover this in 11h 16m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Portland Airport to Dublin Airport?
Prices for flights from Portland Airport to Dublin Airport refresh daily.
How many operators does momondo search for flights from Portland Airport to Dublin Airport?
There is 1 operator available for flights from Portland Airport to Dublin Airport as of October 2026.
How old do you have to be to fly from Portland Airport to Dublin Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Dublin Airport.
What documentation or ID do you need to fly to Dublin Airport?
The required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Portland, Maine to Dublin?
momondo data reveals that the most frequently booked airline on the route from Portland, Maine to Dublin is United Airlines, representing 100% of all bookings.
Best airlines flying from Portland, Maine to Dublin
Compare and see reviews for airlines that fly from Portland, Maine to Dublin with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $534 | Free Cancellation | Rating 7.4 10,289 reviews |
Traveling to a place near Dublin?
Book flights to Dublin if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Portland to Dublin?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Dublin. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Portland to Dublin with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Portland to Dublin flights to just show those with flexible booking policies.
How can momondo help me find flights from Portland to Dublin?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Dublin from Portland.
I’m not ready to book a flight from Portland to Dublin right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Dublin from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.