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Cheap flights from Dublin to Portland from €311

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Portland departing on 28/8. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Dublin to Portland

Cheap return flights

Enter your travel dates to find the best prices.
JetBlue Logo
10:40 - 22:29
DUB
-
PDX
19h 49m
1 stop
JetBlue Logo
23:27 - 08:20
PDX
-
DUB
24h 53m
1 stop
€600JetBlue
Mon, 24 Aug - Sun, 6 Sep
JetBlue Logo
10:40 - 22:29
DUB
-
PDX
19h 49m
1 stop
JetBlue Logo
23:27 - 08:20
PDX
-
DUB
24h 53m
1 stop
€621JetBlue
Thu, 13 Aug - Fri, 28 Aug
JetBlue Logo
10:40 - 22:29
DUB
-
PDX
19h 49m
1 stop
JetBlue Logo
14:20 - 08:20
PDX
-
DUB
34h 00m
1 stop
€626JetBlue
Fri, 21 Aug - Sun, 6 Sep
JetBlue Logo
10:40 - 13:01
DUB
-
PDX
34h 21m
1 stop
JetBlue Logo
14:15 - 08:20
PDX
-
DUB
34h 05m
1 stop
€635JetBlue
Thu, 13 Aug - Fri, 28 Aug
JetBlue Logo
10:40 - 13:01
DUB
-
PDX
34h 21m
1 stop
JetBlue Logo
14:19 - 08:20
PDX
-
DUB
34h 01m
1 stop
€637JetBlue
Thu, 20 Aug - Mon, 31 Aug
JetBlue Logo
10:40 - 22:49
DUB
-
PDX
20h 09m
1 stop
JetBlue Logo
23:27 - 08:20
PDX
-
DUB
24h 53m
1 stop
€643JetBlue
Sun, 16 Aug - Sat, 29 Aug
JetBlue Logo
10:40 - 22:29
DUB
-
PDX
19h 49m
1 stop
JetBlue Logo
14:20 - 08:20
PDX
-
DUB
34h 00m
1 stop
€647JetBlue
Fri, 21 Aug - Sun, 6 Sep
Multiple Airlines Logo
09:40 - 09:31
DUB
-
PDX
31h 51m
3 stops
Multiple Airlines Logo
15:30 - 08:20
PDX
-
DUB
32h 50m
3 stops
€667Multiple Airlines
Thu, 13 Aug - Thu, 20 Aug
JetBlue Logo
10:40 - 13:01
DUB
-
PDX
34h 21m
1 stop
JetBlue Logo
14:15 - 08:20
PDX
-
DUB
34h 05m
1 stop
€671JetBlue
Wed, 12 Aug - Wed, 19 Aug
JetBlue Logo
10:40 - 13:03
DUB
-
PDX
34h 23m
1 stop
JetBlue Logo
23:27 - 08:20
PDX
-
DUB
24h 53m
1 stop
€673JetBlue
Fri, 10 Jul - Mon, 13 Jul

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Scandinavian Airlines flights from Dublin to Portland

Our best Scandinavian Airlines deals on Dublin to Portland flight tickets
Scandinavian Airlines
13 Aug
DUB19:50Dublin
29h 24m
3 stops
PDX17:14Portland
28 Aug
PDX11:22Portland
22h 58m
2 stops
DUB18:20Dublin
€780
Scandinavian Airlines
18 Sept
DUB19:50Dublin
29h 20m
3 stops
PDX17:10Portland
8 Oct
PDX07:00Portland
19h 25m
2 stops
DUB10:25Dublin
€781
Scandinavian Airlines
21 Aug
DUB19:50Dublin
29h 24m
3 stops
PDX17:14Portland
6 Sept
PDX12:25Portland
21h 55m
2 stops
DUB18:20Dublin
€783

JetBlue flights from Dublin to Portland

Our best JetBlue deals on Dublin to Portland flight tickets
JetBlue
24 Aug
DUB10:40Dublin
19h 49m
1 stop
PDX22:29Portland
6 Sept
PDX23:27Portland
24h 53m
1 stop
DUB08:20Dublin
€600
JetBlue
13 Aug
DUB10:40Dublin
19h 49m
1 stop
PDX22:29Portland
28 Aug
PDX23:27Portland
24h 53m
1 stop
DUB08:20Dublin
€621
JetBlue
21 Aug
DUB10:40Dublin
19h 49m
1 stop
PDX22:29Portland
6 Sept
PDX14:20Portland
34h 00m
1 stop
DUB08:20Dublin
€626

momondo Fare Finder

 
Customise your flight search to find flights from Dublin 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, momondo users made 13,528 searches. Data last updated 29 June 2026.
Use the filters below to find and compare flights from Dublin to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

DublinPortland

DUB - PDX

DUBPDX

Dublin

Mon 24/8

10:40-22:29

1 stop19h 49m

Portland

Sun 6/9

23:27-08:20

1 stop24h 53m

€600

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 13/8

10:40-22:29

1 stop19h 49m

Portland

Fri 28/8

23:27-08:20

1 stop24h 53m

€621

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 21/8

10:40-22:29

1 stop19h 49m

Portland

Sun 6/9

14:20-08:20

1 stop34h 00m

€626

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 13/8

10:40-13:01

1 stop34h 21m

Portland

Fri 28/8

14:15-08:20

1 stop34h 05m

€635

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 20/8

10:40-13:01

1 stop34h 21m

Portland

Mon 31/8

14:19-08:20

1 stop34h 01m

€637

DublinPortland

DUB - PDX

DUBPDX

Dublin

Sun 16/8

10:40-22:49

1 stop20h 09m

Portland

Sat 29/8

23:27-08:20

1 stop24h 53m

€643

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 21/8

10:40-22:29

1 stop19h 49m

Portland

Sun 6/9

14:20-08:20

1 stop34h 00m

€647

DublinPortland

DUB - PDX

DUBPDX

Dublin

Thu 13/8

09:40-09:31

3 stops31h 51m

Portland

Thu 20/8

15:30-08:20

3 stops32h 50m

€667

DublinPortland

DUB - PDX

DUBPDX

Dublin

Wed 12/8

10:40-13:01

1 stop34h 21m

Portland

Wed 19/8

14:15-08:20

1 stop34h 05m

€671

DublinPortland

DUB - PDX

DUBPDX

Dublin

Fri 10/7

10:40-13:03

1 stop34h 23m

Portland

Mon 13/7

23:27-08:20

1 stop24h 53m

€673

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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How to get the cheapest flight ticket from Dublin to Portland

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 Portland?

If you aren’t able to travel to Portland during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of €724.

How have Dublin to Portland flight prices changed over time?

When to book flights from Dublin to Portland

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

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

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

Fastest flight time

18h 33m

Direct flights

None
The fastest flight from Dublin to Portland takes 18h 33m
There are no direct flights from Dublin to Portland. There are no popular flight routes from Dublin to Portland.
Search flight deals

Frequently asked questions about flying from Dublin to Portland

  • How far is Dublin to Portland by plane?

    There are 7475.1 km between Dublin and Portland. By plane, this route typically takes 18h 33m.

  • When did momondo last update prices for flights from Dublin Airport to Portland Airport?

    Prices for flights from Dublin Airport to Portland Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Dublin Airport to Portland Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dublin Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Dublin to Portland?

Best airlines flying from Dublin to Portland

Compare and see reviews for airlines that fly from Dublin to Portland with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom €719Free CancellationRating
7.8
1,531 reviews
Search KLM flights
FinnairPriceFrom €746Free CancellationRating
7.6
1,415 reviews
Search Finnair flights

Why use momondo?

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

Finding the right flight to Portland from Dublin is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Portland quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Dublin to Portland flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Portland from Dublin. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Dublin to Portland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Fly your favourite airline to Portland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
KLM
Finnair