Cheap flights from Philadelphia to Shannon

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Compare Philadelphia to Shannon flight deals

Find the cheapest month or even day of the year to fly to Shannon

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Flight deals from Philadelphia to Shannon

Looking for a cheap last-minute deal or the best round-trip flight from Philadelphia to Shannon Airport? If you want to travel next month, round-trip fares start from $800. Find the lowest prices on one-way and round-trip tickets right here.

Shannon.$769 per passenger.Departing Mon, Oct 19, returning Tue, Nov 3.Round-trip flight with Frontier Airlines and Ryanair.Outbound indirect flight with Frontier Airlines, departing from Philadelphia International on Mon, Oct 19, arriving in Shannon.Inbound indirect flight with Ryanair, departing from Shannon on Tue, Nov 3, arriving in Philadelphia International.Price includes taxes and charges.From $769, select.

Shannon.$786 per passenger.Departing Sun, Nov 8, returning Fri, Nov 20.Round-trip flight with jetBlue and Ryanair.Outbound indirect flight with jetBlue, departing from Philadelphia International on Sun, Nov 8, arriving in Shannon.Inbound indirect flight with Ryanair, departing from Shannon on Fri, Nov 20, arriving in Philadelphia International.Price includes taxes and charges.From $786, select.

Shannon.$787 per passenger.Departing Tue, Jul 20, returning Tue, Aug 3.Round-trip flight with United.Outbound indirect flight with United, departing from Philadelphia International on Tue, Jul 20, arriving in Shannon.Inbound indirect flight with United, departing from Shannon on Tue, Aug 3, arriving in Philadelphia International.Price includes taxes and charges.From $787, select.

Shannon.$800 per passenger.Departing Thu, Oct 15, returning Wed, Oct 21.Round-trip flight with Aer Lingus and Ryanair.Outbound indirect flight with Aer Lingus, departing from Philadelphia International on Thu, Oct 15, arriving in Shannon.Inbound indirect flight with Ryanair, departing from Shannon on Wed, Oct 21, arriving in Philadelphia International.Price includes taxes and charges.From $800, select.

Shannon.$804 per passenger.Departing Tue, Apr 20, returning Tue, May 4.Round-trip flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departing from Philadelphia International on Tue, Apr 20, arriving in Shannon.Inbound indirect flight with Aer Lingus, departing from Shannon on Tue, May 4, arriving in Philadelphia International.Price includes taxes and charges.From $804, select.

Shannon.$810 per passenger.Departing Tue, Mar 23, returning Tue, Apr 6.Round-trip flight with jetBlue and Aer Lingus.Outbound indirect flight with jetBlue, departing from Philadelphia International on Tue, Mar 23, arriving in Shannon.Inbound indirect flight with Aer Lingus, departing from Shannon on Tue, Apr 6, arriving in Philadelphia International.Price includes taxes and charges.From $810, select.

Shannon.$833 per passenger.Departing Sun, Apr 11, returning Fri, Apr 30.Round-trip flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departing from Philadelphia International on Sun, Apr 11, arriving in Shannon.Inbound indirect flight with Aer Lingus, departing from Shannon on Fri, Apr 30, arriving in Philadelphia International.Price includes taxes and charges.From $833, select.

Shannon.$846 per passenger.Departing Fri, Feb 12, returning Tue, Feb 16.Round-trip flight with British Airways.Outbound indirect flight with British Airways, departing from Philadelphia International on Fri, Feb 12, arriving in Shannon.Inbound indirect flight with British Airways, departing from Shannon on Tue, Feb 16, arriving in Philadelphia International.Price includes taxes and charges.From $846, select.

Shannon.$861 per passenger.Departing Mon, Dec 28, returning Tue, Jan 5.Round-trip flight with British Airways.Outbound indirect flight with British Airways, departing from Philadelphia International on Mon, Dec 28, arriving in Shannon.Inbound indirect flight with British Airways, departing from Shannon on Tue, Jan 5, arriving in Philadelphia International.Price includes taxes and charges.From $861, select.

Shannon.$887 per passenger.Departing Sun, May 16, returning Wed, May 26.Round-trip flight with British Airways.Outbound indirect flight with British Airways, departing from Philadelphia International on Sun, May 16, arriving in Shannon.Inbound indirect flight with British Airways, departing from Shannon on Wed, May 26, arriving in Philadelphia International.Price includes taxes and charges.From $887, select.

Shannon.$888 per passenger.Departing Tue, May 25, returning Tue, Jun 8.Round-trip flight with British Airways.Outbound indirect flight with British Airways, departing from Philadelphia International on Tue, May 25, arriving in Shannon.Inbound indirect flight with British Airways, departing from Shannon on Tue, Jun 8, arriving in Philadelphia International.Price includes taxes and charges.From $888, select.

Shannon.$911 per passenger.Departing Fri, Jan 1, returning Fri, Jan 8.Round-trip flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departing from Philadelphia International on Fri, Jan 1, arriving in Shannon.Inbound indirect flight with Aer Lingus, departing from Shannon on Fri, Jan 8, arriving in Philadelphia International.Price includes taxes and charges.From $911, select.

Shannon.$938 per passenger.Departing Fri, Mar 12, returning Wed, Mar 17.Round-trip flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departing from Philadelphia International on Fri, Mar 12, arriving in Shannon.Inbound indirect flight with Aer Lingus, departing from Shannon on Wed, Mar 17, arriving in Philadelphia International.Price includes taxes and charges.From $938, select.

Shannon.$998 per passenger.Departing Wed, Jun 2, returning Sun, Jun 6.Round-trip flight with United.Outbound indirect flight with United, departing from Philadelphia International on Wed, Jun 2, arriving in Shannon.Inbound indirect flight with United, departing from Shannon on Sun, Jun 6, arriving in Philadelphia International.Price includes taxes and charges.From $998, select.

Shannon.$1,019 per passenger.Departing Sat, Jul 17, returning Sat, Jul 31.Round-trip flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departing from Philadelphia International on Sat, Jul 17, arriving in Shannon.Inbound indirect flight with Aer Lingus, departing from Shannon on Sat, Jul 31, arriving in Philadelphia International.Price includes taxes and charges.From $1,019, select.

Shannon.$1,079 per passenger.Departing Tue, Jun 22, returning Tue, Aug 17.Round-trip flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departing from Philadelphia International on Tue, Jun 22, arriving in Shannon.Inbound indirect flight with Aer Lingus, departing from Shannon on Tue, Aug 17, arriving in Philadelphia International.Price includes taxes and charges.From $1,079, select.

Find the cheapest month to fly from Philadelphia to Shannon

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Philadelphia to Shannon flights are currently cheapest in November.

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Philadelphia to Shannon: Alternative routes

Compare routes from Philadelphia to Shannon below. You may find an airport to fly into that's cheaper, faster, or easier than Shannon.

Philadelphia to Shannon: Flight information

The things to know before you go.

Cheapest flight found	$769
Cheapest month to fly	October

Finding cheap flights from Philadelphia to Shannon: Frequently asked questions

How much are round-trip flights from Philadelphia to Shannon?

The best price we found for a round-trip flight from Philadelphia to Shannon is $769. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Philadelphia to Shannon?

Currently, there are no airlines that fly direct from Philadelphia to Shannon. But we found flights with one stop from $769.

How many flights are there a week from Philadelphia to Shannon?

There are no flights flying from Philadelphia to Shannon, as of September 2026.

When is the cheapest time to fly from Philadelphia to Shannon?

The cheapest month to fly from Philadelphia to Shannon is usually October.

Which upcoming date is cheapest to fly from Philadelphia to Shannon Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Philadelphia to Shannon Airport on Monday, October 19, 2026.

Can I get a direct flight from Philadelphia to Shannon Airport?

No airlines currently offer direct flights between Philadelphia and Shannon Airport. Most routes have one or more stops.

How can I find the best flight deal to Shannon?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Shannon but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Shannon?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Shannon is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Philadelphia to Shannon?

The cheapest airline that flies to Shannon is Frontier Airlines.

Flying from Philadelphia to Shannon Airport (SNN): What you need to know

The timezone in Shannon is UTC+0, which is five hours ahead of Philadelphia. Shannon Airport is located in Shannon.
Leave plenty of time to catch your flight from Philadelphia to SNN. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.
With more travelers during busy periods like July, be at your terminal even earlier. Two hours for domestic flights and up to four for international journeys will help you deal with any delays. Remember things also get busy during major holidays like Christmas.

Airports in Philadelphia

Philadelphia International Airport (PHL)

We make it a piece of cake to find cheap flights from Philadelphia to SNN with a stopover. To explore your options leaving from Philadelphia International Airport (PHL), deselect 'Direct flights only.' Next, select a flight offering a stop long enough to tour the city of your choice. Popular stopovers between PHL and SNN include:
- Chicago O'Hare International Airport (ORD)
- London Heathrow Airport (LHR)
- Boston Logan International Airport (BOS)
The journey from central Philadelphia to PHL takes about 30 minutes by public transport. If you ride-share, drive or take a cab, you'll cover the 18 kilometers in 20 minutes or so, depending on traffic conditions.
Want a hassle-free start to your trip? Stay near Philadelphia International Airport. Whether you have an early flight from Philadelphia to Shannon Airport or just don't want to be rushed, these hotels are just what you're after:
Of all flights departing from Philadelphia International Airport, 77% touch down on time at their destination.
The address for PHL is 8500 Essington Ave.

Trenton-Mercer Airport (TTN)

With public transport, you can travel from central Philadelphia to TTN in around 1 hour 35 minutes. The terminal is roughly 48 kilometers away, and making the trip by car takes approximately 40 minutes.
Got an early start? Think about checking in to one of these hotels near Trenton-Mercer Airport the day before your Philadelphia to SNN flight:
When it comes to keeping flights on track, Trenton-Mercer Airport has an on-time arrival performance of 76%.
TTN is located at Scotch Road, Terminal Building.

About Shannon Airport (SNN)

The last thing you want is a long journey to your hotel if you're getting in late on a flight from Philadelphia to Shannon Airport. Check in to one of these accommodation options near SNN instead:
For the best deal, reserve your ride around four weeks in advance of your Philadelphia to Shannon Airport flight.

Getting from Shannon Airport (SNN) to central Shannon

The center of Shannon is roughly 3 kilometers from Shannon Airport. Travel times by cab or car rental will vary depending on time of day and traffic conditions, so do some research before your trip.
It takes around 15 minutes if you're traveling on public transport.

How to find the cheapest flights from Philadelphia to Shannon Airport (SNN)

$377 is currently the lowest price for a one-way ticket from Philadelphia to Shannon Airport. A return flight starts at $769. These fares may change depending on availability and demand.
Don't wait until the last moment. You're more likely to find cheap flights from Philadelphia to SNN if you book early. Airlines often offer some excellent early bird rates.
The 'Whole month' tool will show you the cheapest Philadelphia to Shannon Airport tickets across each month. It's an easy way to find a bargain if your trip dates aren't set in stone.
Save time searching for cheap plane tickets from Philadelphia to SNN by setting up a Price Alert. We'll send you an email or notification through the app when fares go down.
Tailor your trip using filters. Pick your ideal arrival and departure times, airlines and total journey duration. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from Philadelphia to Shannon Airport.

The best time to fly from Philadelphia to Shannon Airport (SNN)

December is the quietest month for flights from Philadelphia to Shannon Airport (SNN), while June is the busiest. Figure out the ideal time to visit Shannon based on whether you prefer a laid-back vibe or a more bustling atmosphere.
Lock in a Philadelphia to SNN plane ticket departing in July if you're eager to explore the city during its warmest month. Expect temperatures in Shannon to range from 9ºC (48ºF) to 22ºC (72ºF).
Search for cheap tickets from Philadelphia to Shannon Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 0ºC (32ºF) and 9ºC (48ºF).

More about Shannon

Start your Shannon trip right by choosing the perfect place to stay. Once you've booked your flight from Philadelphia to Shannon Airport, check out our range of hotels including:
There are so many things to discover in this city, it can be hard to figure out where to begin. View Point Bunratty Castle, Mooghaun Hill Fort and Shannon Aviation Museum are top attractions which should be on every Shannon itinerary.

Explore more of Ireland

You've seen Shannon, now it's time to discover other parts of Ireland. Journey around 193 kilometers northeast to Dublin to tick off its popular sights. From Guinness Storehouse to Trinity College Library and St. Patrick's Cathedral, there's plenty to keep you on the go.