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Cheap flights from Portland to Dublin from €223

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 to Dublin departing on 26/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
15:45 - 10:15
PDX
-
DUB
11h 30m
1 stop
Icelandair Logo
11:30 - 18:00
DUB
-
PDX
13h 30m
1 stop
€361Icelandair
Tue, 10 Mar - Mon, 16 Mar
Multiple Airlines Logo
19:45 - 07:45
PDX
-
DUB
28h 00m
1 stop
Multiple Airlines Logo
05:55 - 19:05
DUB
-
PDX
21h 10m
2 stops
€380Multiple Airlines
Mon, 4 May - Tue, 12 May
Multiple Airlines Logo
19:45 - 08:15
PDX
-
DUB
28h 30m
2 stops
Multiple Airlines Logo
05:55 - 19:05
DUB
-
PDX
21h 10m
2 stops
€384Multiple Airlines
Mon, 4 May - Tue, 12 May
United Airlines Logo
22:55 - 09:45
PDX
-
DUB
26h 50m
1 stop
United Airlines Logo
09:20 - 09:30
DUB
-
PDX
32h 10m
1 stop
€385United Airlines
Fri, 24 Apr - Sat, 9 May
Air Canada Logo
19:45 - 07:45
PDX
-
DUB
52h 00m
2 stops
Air Canada Logo
09:50 - 20:45
DUB
-
PDX
42h 55m
2 stops
€386Air Canada
Fri, 24 Jul - Mon, 24 Aug
Air Canada Logo
19:05 - 07:10
PDX
-
DUB
52h 05m
2 stops
Air Canada Logo
08:00 - 23:04
DUB
-
PDX
46h 04m
2 stops
€389Air Canada
Tue, 3 Mar - Mon, 16 Mar
United Airlines Logo
05:05 - 07:30
PDX
-
DUB
18h 25m
2 stops
United Airlines Logo
08:00 - 21:58
DUB
-
PDX
44h 58m
2 stops
€390United Airlines
Mon, 2 Mar - Mon, 9 Mar
United Airlines Logo
08:05 - 07:20
PDX
-
DUB
15h 15m
1 stop
United Airlines Logo
09:50 - 11:46
DUB
-
PDX
33h 56m
2 stops
€391United Airlines
Thu, 23 Apr - Mon, 27 Apr
United Airlines Logo
23:30 - 10:40
PDX
-
DUB
27h 10m
1 stop
United Airlines Logo
09:50 - 15:05
DUB
-
PDX
37h 15m
2 stops
€392United Airlines
Fri, 24 Jul - Mon, 24 Aug
United Airlines Logo
23:10 - 06:10
PDX
-
DUB
23h 00m
2 stops
United Airlines Logo
08:00 - 12:33
DUB
-
PDX
35h 33m
2 stops
€393United Airlines
Fri, 6 Mar - Mon, 16 Mar

United Airlines flights from Portland to Dublin

Our best United Airlines deals on Portland to Dublin flight tickets
United Airlines
15 Feb
PDX12:57Portland
35h 13m
2 stops
DUB08:10Dublin
28 Feb
DUB09:00Dublin
45h 40m
2 stops
PDX22:40Portland
€389
United Airlines
2 Mar
PDX05:05Portland
18h 25m
2 stops
DUB07:30Dublin
9 Mar
DUB08:00Dublin
44h 58m
2 stops
PDX21:58Portland
€390
United Airlines
23 Apr
PDX08:05Portland
15h 15m
1 stop
DUB07:20Dublin
27 Apr
DUB09:50Dublin
33h 56m
2 stops
PDX11:46Portland
€391

Delta flights from Portland to Dublin

Our best Delta deals on Portland to Dublin flight tickets
Delta
18 Feb
PDX05:30Portland
26h 15m
2 stops
DUB15:45Dublin
1 Mar
DUB05:55Dublin
13h 30m
1 stop
PDX11:25Portland
€403
Delta
24 Mar
PDX06:30Portland
19h 50m
2 stops
DUB09:20Dublin
2 Apr
DUB13:25Dublin
29h 45m
1 stop
PDX11:10Portland
€407
Delta
9 Mar
PDX07:00Portland
18h 45m
1 stop
DUB08:45Dublin
16 Mar
DUB08:50Dublin
20h 20m
2 stops
PDX22:10Portland
€408

momondo Fare Finder

 
Customise 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, momondo users made 13,528 searches. Data last updated 14 February 2026.
Use the filters below to find and compare flights from Portland to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 10/3

15:45-10:15

1 stop11h 30m

Dublin

Mon 16/3

11:30-18:00

1 stop13h 30m

€361

PortlandDublin

PDX - DUB

PDXDUB

Portland

Mon 4/5

19:45-07:45

1 stop28h 00m

Dublin

Tue 12/5

05:55-19:05

2 stops21h 10m

€380

PortlandDublin

PDX - DUB

PDXDUB

Portland

Mon 4/5

19:45-08:15

2 stops28h 30m

Dublin

Tue 12/5

05:55-19:05

2 stops21h 10m

€384

PortlandDublin

PDX - DUB

PDXDUB

Portland

Fri 24/4

22:55-09:45

1 stop26h 50m

Dublin

Sat 9/5

09:20-09:30

1 stop32h 10m

€385

PortlandDublin

PDX - DUB

PDXDUB

Portland

Fri 24/7

19:45-07:45

2 stops52h 00m

Dublin

Mon 24/8

09:50-20:45

2 stops42h 55m

€386

PortlandDublin

PDX - DUB

PDXDUB

Portland

Tue 3/3

19:05-07:10

2 stops52h 05m

Dublin

Mon 16/3

08:00-23:04

2 stops46h 04m

€389

PortlandDublin

PDX - DUB

PDXDUB

Portland

Mon 2/3

05:05-07:30

2 stops18h 25m

Dublin

Mon 9/3

08:00-21:58

2 stops44h 58m

€390

PortlandDublin

PDX - DUB

PDXDUB

Portland

Thu 23/4

08:05-07:20

1 stop15h 15m

Dublin

Mon 27/4

09:50-11:46

2 stops33h 56m

€391

PortlandDublin

PDX - DUB

PDXDUB

Portland

Fri 24/7

23:30-10:40

1 stop27h 10m

Dublin

Mon 24/8

09:50-15:05

2 stops37h 15m

€392

PortlandDublin

PDX - DUB

PDXDUB

Portland

Fri 6/3

23:10-06:10

2 stops23h 00m

Dublin

Mon 16/3

08:00-12:33

2 stops35h 33m

€393

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from Portland 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 month to fly to Dublin?

If you aren’t able to travel during the month of January, then book flights to Dublin from Portland during November instead. Flights to Dublin in November, while not as cheap as those in January, still average around €412.

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €515 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Portland for as low as €482 on momondo.

How have Portland to Dublin flight prices changed over time?

When to book flights from Portland to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Portland to Dublin (PDX to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Dublin

Fastest flight time

11h 30m

Direct flights

None
The fastest flight from Portland to Dublin takes 11h 30m
There are no direct flights from Portland to Dublin. There are no popular flight routes from Portland to Dublin.
Search flight deals

  • How far is Portland to Dublin by plane?

    A flight from Portland to Dublin will travel around 7475.1 km. Typically, this will take 11h 30m by plane in normal conditions.

  • 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 old do you have to be to fly from Portland Airport to Dublin Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. 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 necessary travel and health documents for your Dublin Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Wicklow
Cavan
Naas
Swords
Tullamore
Dundalk
Kildare
Bray
Mullingar
Enniscorthy
Maynooth
Gorey
Malahide
Carlingford
Leixlip
Arklow
Castleknock
Drogheda

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Dublin?

It is quick and easy to find Portland to Dublin flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Dublin that suits you.

Can I find flights from Portland to Dublin with flexible booking policies on momondo?

All flight searches from Portland to Dublin on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Portland to Dublin?

momondo helps you find the best flight between Portland and Dublin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Portland to Dublin right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Dublin, momondo offers a useful price alert feature which will track prices for flights to Dublin from Portland and alert you when they change.

An easier way to manage your Dublin trip

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