Cheap flights from Philadelphia to Ireland from $304
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Ireland departing on 12/4. 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
PhiladelphiaDublin
PHL Philadelphia - DUB Dublin
PHLDUB
Philadelphia
Fri 12/4
5:40 pm-5:15 am
Nonstop6h 35m
Dublin
Tue 12/15
10:00 am-11:05 pm
3 stops42h 05m
PhiladelphiaDublin
PHL Philadelphia - DUB Dublin
PHLDUB
Philadelphia
Wed 3/31
8:25 pm-8:15 am
Nonstop6h 50m
Dublin
Mon 4/5
4:10 pm-6:55 pm
Nonstop7h 45m
PhiladelphiaDublin
PHL Philadelphia - DUB Dublin
PHLDUB
Philadelphia
Tue 2/9
7:50 pm-2:20 pm
1 stop13h 30m
Dublin
Tue 2/16
11:30 am-2:05 pm
Nonstop7h 35m
PhiladelphiaDublin
PHL Philadelphia - DUB Dublin
PHLDUB
Philadelphia
Mon 3/22
6:40 pm-5:15 am
Nonstop6h 35m
Dublin
Tue 3/23
12:55 pm-5:10 pm
Nonstop8h 15m
PhiladelphiaDublin
PHL Philadelphia - DUB Dublin
PHLDUB
Philadelphia
Mon 2/1
9:10 pm-8:30 am
Nonstop6h 20m
Dublin
Thu 2/4
11:30 am-2:05 pm
Nonstop7h 35m
PhiladelphiaDublin
PHL Philadelphia - DUB Dublin
PHLDUB
Philadelphia
Tue 2/9
9:10 pm-8:30 am
Nonstop6h 20m
Dublin
Tue 2/16
11:30 am-2:05 pm
Nonstop7h 35m
PhiladelphiaDublin
PHL Philadelphia - DUB Dublin
PHLDUB
Philadelphia
Mon 2/1
9:10 pm-8:30 am
Nonstop6h 20m
Dublin
Tue 2/9
11:30 am-2:05 pm
Nonstop7h 35m
PhiladelphiaDublin
PHL Philadelphia - DUB Dublin
PHLDUB
Philadelphia
Wed 3/24
10:10 pm-8:30 am
Nonstop6h 20m
Dublin
Thu 4/1
1:45 pm-4:10 pm
Nonstop7h 25m
PhiladelphiaDublin
PHL Philadelphia - DUB Dublin
PHLDUB
Philadelphia
Mon 2/1
11:20 am-8:10 am
1 stop15h 50m
Dublin
Thu 2/4
9:00 am-5:44 pm
2 stops37h 44m
PhiladelphiaDublin
PHL Philadelphia - DUB Dublin
PHLDUB
Philadelphia
Mon 4/5
10:15 am-10:40 am
1 stop19h 25m
Dublin
Tue 4/20
9:50 am-2:22 pm
2 stops33h 32m
See travel insights to Ireland from
How to get the cheapest flight ticket from Philadelphia to Ireland
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 Ireland?
In general, February is the cheapest month to fly from Philadelphia to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $545. If you aren’t able to travel to Ireland during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $563.
What is the cheapest day to depart on your flight to Ireland?
The cheapest day to depart on your flight to Ireland is on a Wednesday when prices can be found for as low as $762. This is often the case because there is less demand to fly during this day of the week. Flights from Philadelphia to Ireland on a Saturday will generally be more expensive and average around $924. 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 Ireland?
According to our data, the cheapest time of day to fly to Ireland is in the afternoon. momondo users have found flights departing from Philadelphia to Ireland in the afternoon for as low as $813. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is in the evening when prices are around $851.
What is the cheapest Philadelphia to Ireland flight route?
Fly from Philadelphia to Dublin for the best Philadelphia - Ireland flight prices
How far in advance should I book a flight from Philadelphia to Ireland?
You are more likely to see cheaper flights to Ireland from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $730 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Philadelphia for as low as $662 on momondo.
What cabin class options are available on Philadelphia to Ireland flights?
There are 4 cabin classes available to choose from on Philadelphia to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Philadelphia to Ireland?
British Airways, United Airlines, and Aer Lingus are the most popular carriers operating from Philadelphia to Ireland
What airlines fly to Ireland?
Aer Lingus, United Airlines and American Airlines are the top three most popular airlines that fly to Ireland from Philadelphia according to our data. Aer Lingus is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 14 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.
How many flights depart from Philadelphia to Ireland on average per day?
As of October 2026, there are 10 flights per day flying from Philadelphia to Ireland. The most common time of day flights depart is 8:00PM, with 100% of flights taking off in the evening.
How many flights depart from Philadelphia to Ireland on average per week?
As of October 2026, there are 70 flights per week flying from Philadelphia to Ireland. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.
Cheap Philadelphia to Ireland flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Ireland
Frequently asked questions about flying from Philadelphia to Ireland
When did momondo last update prices for flights from Philadelphia Airport to Ireland?
Prices for flights from Philadelphia Airport to Ireland are updated daily.
How many operators does momondo search for flights from Philadelphia Airport to Ireland?
The number of operators available for flights from Philadelphia Airport to Ireland is 8 as of October 2026.
How old do you have to be to fly from Philadelphia Airport to Ireland?
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 Philadelphia Airport to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents you'll need for your trip to Ireland 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 license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Philadelphia to Ireland?
Based on momondo bookings for flights between Philadelphia and Ireland, the leading plane model is Boeing 787-8 Dreamliner, making up 34.12% of the total bookings. Other popular models include Airbus A321neo with 29.35%, Boeing 787 Dreamliner with 18.29%, and Airbus A321-100/200 with 8.16%.
Best airlines flying from Philadelphia to Ireland
Compare and see reviews for airlines that fly from Philadelphia to Ireland with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $180 | Free Cancellation | Rating 7.1 3,048 reviews | |||
| PriceFrom $359 | Free Cancellation | Rating 7.3 1,817 reviews | |||
| PriceFrom $438 | Free Cancellation | Rating 7.0 12,146 reviews | |||
| PriceFrom $448 | Free Cancellation | Rating 6.7 8,256 reviews | |||
| PriceFrom $451 | Free Cancellation | Rating 7.0 3,253 reviews | |||
| PriceFrom $462 | Free Cancellation | Rating 7.6 1,426 reviews | |||
| PriceFrom $527 | Free Cancellation | Rating 7.4 10,324 reviews | |||
| PriceFrom $546 | Free Cancellation | Rating 7.1 11,748 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Philadelphia to Ireland?
Finding the right flight to Ireland from Philadelphia 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 Ireland quick and easy, saving you time and money.
Can I find flights from Philadelphia to Ireland with flexible booking policies on momondo?
Flights from Philadelphia to Ireland 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 Philadelphia to Ireland?
Once you have performed a search for Philadelphia to Ireland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Philadelphia to Ireland right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Philadelphia to Ireland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ireland and let you know when they change.