Question 1

Why should I use momondo to find a flight deal to Philadelphia?

Accepted Answer

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

Question 2

Can I find flights to Philadelphia with flexible booking policies on momondo?

Accepted Answer

momondo does allow users to show only those flights to Philadelphia which offer a flexible booking policy as well as other useful filters and features.

Question 3

How can momondo help me find flights to Philadelphia?

Accepted Answer

Once all potential Philadelphia flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.

Question 4

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

Accepted Answer

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

Question 5

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

Accepted Answer

We recommend purchasing flights from Ireland to Philadelphia 70 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Philadelphia for €533. Keep in mind that you might be able to find cheaper flights to Philadelphia at any time. In fact, our users found flights for as low as €373 in the past 72 hours.

Question 6

Is there an alternative airport near Philadelphia?

Accepted Answer

Trenton-Mercer Airport, Greater Wilmington Airport, Atlantic City Airport, Allentown-Bethlehem Airport or Newark Airport can be an alternative airport used for travel to Philadelphia.

Question 7

Is there a cheaper alternative to flying into Philadelphia?

Accepted Answer

Newark Airport has an average price of €761 per person and is typically the cheapest airport to fly into when visiting Philadelphia. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

Question 8

Which airlines fly to Philadelphia?

Accepted Answer

Based on our data, the most popular airlines that fly to Philadelphia from Ireland are Aer Lingus, United Airlines, Lufthansa and Finnair. There may also be other airline options depending on where in Ireland you’re flying from.

Question 9

Finnair Flights to Philadelphia

Accepted Answer

Finnair will jet to Philadelphia around 21 times in an average week. Where you fly from will dictate what kind of deals you can get for Finnair, but prices as low as €356 have been found from Dublin to Philadelphia. Finnair has scored 7.6/10 in momondo user reviews.

Question 10

Aer Lingus Flights to Philadelphia

Accepted Answer

Aer Lingus flight deals to Philadelphia start from €383 - this is the best price found recently on momondo, and was a return journey departing from Dublin. Over any normal week, Aer Lingus flight prices are typically higher, but vary depending on where you fly from - Orlando is the most popular Aer Lingus departure point to Philadelphia so generally has the most availability. Aer Lingus is scored a 7.1/10 in 1,204 reviews.

Question 11

When did momondo last update prices for flights to Philadelphia Airport?

Accepted Answer

Prices for flights to Philadelphia Airport are refreshed on a daily basis.

Question 12

How many operators does momondo search for flights to Philadelphia Airport?

Accepted Answer

As of August 2025, there are 5 operators available to choose from for flights to Philadelphia Airport.

Question 13

How old do you have to be to fly to Philadelphia Airport?

Accepted Answer

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 stopovers. It is recommended that you verify with the airline you are booking with for travel to Philadelphia Airport.

Question 14

What documentation or ID do you need to fly to Philadelphia Airport?

Accepted Answer

The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Question 15

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

Accepted Answer

You are more likely to see cheaper flights to Philadelphia from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around €533 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Ireland for as low as €446 on momondo.

Question 16

What is the cheapest time of day to depart on your flight to Philadelphia?

Accepted Answer

Flying to Philadelphia from Ireland in the morning is the least expensive time of day to depart. momondo users have found prices as low as €611 when looking at flights departing in the morning. Flights in the afternoon are often more expensive, with an average ticket price of €633.

Question 17

How long does it take to fly to Philadelphia?

Accepted Answer

If you’re flying from a popular airport in Ireland, such as Dublin or Cork, and flying into Philadelphia, then you can expect flight times to average 7h 25m and 13h 35m, respectively.

Question 18

What is the cheapest day to depart on your flight to Philadelphia?

Accepted Answer

The cheapest day to depart from Ireland to Philadelphia is on a Wednesday. Travellers who choose to depart for Philadelphia on a Wednesday will often find tickets for as low as €591. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around €717. These prices are subject to change though, so be sure to set up a Price Alert for flights to Philadelphia.

Question 19

What is the cheapest month to fly to Philadelphia?

Accepted Answer

The cheapest month to fly to Philadelphia from Ireland is in April. Flight prices, which tend to average around €433, are often lower during this time because this is during the off-season. If you don’t want to visit Philadelphia in April, then you should wait until February to fly from Ireland, when ticket prices are also cheap, with an average price of €438.

Question 20

What is the absolute cheapest flight to Philadelphia?

Accepted Answer

The best deal found on momondo in the last two weeks was a flight to Philadelphia from Dublin for €523. This is 31% cheaper than most flight deals to Philadelphia. To find the cheapest price to Philadelphia from your area, use momondo’s Airport-to-Airport Pricing Tool.

CHEAPEST MONTH TO FLY TO PHILADELPHIA FROM DUBLIN	April	19% cheaper	Flying from Dublin to Philadelphia costs on average just €433 in April
MOST EXPENSIVE MONTH TO FLY TO PHILADELPHIA FROM DUBLIN	July	20% more expensive	It costs about €640 for flights to Philadelphia from Dublin in July
MOST POPULAR MONTH TO FLY TO PHILADELPHIA FROM DUBLIN	August	258% more users visited	More momondo users searched in flights to Philadelphia from Dublin in August than any other month

Best One-Way Price	€307
Best Round-Trip Price	€349
Fastest flight time	21h 09m
Popular in	July

€307 Cheap flights to Philadelphia

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Philadelphia departing on 11/9. 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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What is the cheapest month to fly to Philadelphia?

What is the absolute cheapest flight to Philadelphia?

The best deal found on momondo in the last two weeks was a flight to Philadelphia from Dublin for €523. This is 31% cheaper than most flight deals to Philadelphia. To find the cheapest price to Philadelphia from your area, use momondo’s Airport-to-Airport Pricing Tool.

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What is the cheapest day to depart on your flight to Philadelphia?

What is the cheapest time of day to depart on your flight to Philadelphia?

Flying to Philadelphia from Ireland in the morning is the least expensive time of day to depart. momondo users have found prices as low as €611 when looking at flights departing in the morning. Flights in the afternoon are often more expensive, with an average ticket price of €633.

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

How long does it take to fly to Philadelphia?

If you’re flying from a popular airport in Ireland, such as Dublin or Cork, and flying into Philadelphia, then you can expect flight times to average 7h 25m and 13h 35m, respectively.

Cheapest flights to Philadelphia

Find the cheapest flights to Philadelphia from your nearest city or airport

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Frequently asked questions about flying to Philadelphia

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

Is there an alternative airport near Philadelphia?

Is there a cheaper alternative to flying into Philadelphia?

When did momondo last update prices for flights to Philadelphia Airport?

How many operators does momondo search for flights to Philadelphia Airport?

How old do you have to be to fly to Philadelphia Airport?

What documentation or ID do you need to fly to Philadelphia Airport?

Why use momondo?

Why should I use momondo to find a flight deal to Philadelphia?

Can I find flights to Philadelphia with flexible booking policies on momondo?

How can momondo help me find flights to Philadelphia?

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

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