Cheap flights from Portland to Dublin from $177
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 9/29. 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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United Airlines flights from Portland to Dublin
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Icelandair flights from Portland to Dublin
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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 typical price of a round-trip flight between Portland and Dublin?
What is the cheapest month to fly to Dublin?
In general, November is the cheapest month to fly from Portland to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $436. If you’re not able to fly to Dublin in November, then February is your next best option. Flight prices from Portland to Dublin during February average around $499.
What is the cheapest day to depart on your flight to Dublin?
The cheapest day to depart from Portland to Dublin is on a Tuesday. Travelers who choose to depart for Dublin on a Tuesday will often find tickets for as low as $560. Flights from Portland to Dublin on a Saturday will generally be more expensive and average around $743. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Dublin?
At noon is the cheapest time of day to fly from Portland to Dublin when you can find flight prices for as low as $597. Flying to Dublin at noon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $696.
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 $599 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Portland for as low as $567 on momondo.
What is the cheapest airline that flies from Portland to Dublin?
Icelandair, Lufthansa, and American Airlines are the most popular carriers operating from Portland to Dublin
What airlines fly to Dublin?
Icelandair, British Airways and United Airlines are the top three most popular airlines that fly to Dublin from Portland according to our data. Icelandair is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Dublin. Keep in mind that there are 10 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 to Dublin
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
How far is Portland to Dublin by plane?
The straight-line distance from Portland to Dublin is 4644.8 mi. A reasonable flight in good conditions will take 11h 30m.
When did momondo last update prices for flights from Portland Airport to Dublin Airport?
Prices for flights from Portland Airport to Dublin Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to Dublin Airport?
There are 10 operators available for flights from Portland Airport to Dublin Airport as of July 2025.
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 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 to Dublin?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Portland to Dublin is Icelandair (26% of total bookings). The next most popular airlines are British Airways (20%), United Airlines (15%), and Air Canada (11%).
Best airlines flying from Portland to Dublin
Compare and see reviews for airlines that fly from Portland to Dublin with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $345 | Free Cancellation | Rating 7.0 514 reviews | |||
| PriceFrom $437 | Free Cancellation | Rating 6.6 7,096 reviews | |||
| PriceFrom $437 | Free Cancellation | Rating 7.0 2,818 reviews | |||
| PriceFrom $462 | Free Cancellation | Rating 7.8 1,370 reviews | |||
| PriceFrom $472 | Free Cancellation | Rating 7.4 8,844 reviews | |||
| PriceFrom $482 | Free Cancellation | Rating 8.0 7,962 reviews | |||
| PriceFrom $484 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $486 | Free Cancellation | Rating 7.1 9,680 reviews | |||
| PriceFrom $490 | Free Cancellation | Rating 6.8 7,193 reviews | |||
| PriceFrom $699 | Free Cancellation | Rating 7.1 1,151 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?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Dublin for you.
Can I find flights from Portland to Dublin with flexible booking policies on momondo?
Flights from Portland to Dublin with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
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?
Of course. momondo tracks the price of Portland to Dublin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.