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Cheap flights from Philadelphia to Shannon from $512

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 Shannon departing on 5/18. 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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0 bags

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Find the cheapest flights from Philadelphia to Shannon

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:52 am - 7:30 am
PHL
-
SNN
16h 38m
1 stop
United Airlines Logo
9:30 am - 5:42 pm
SNN
-
PHL
13h 12m
1 stop
$747United Airlines
Sun, Sep 6 - Tue, Sep 8
United Airlines Logo
1:31 pm - 10:15 am
PHL
-
SNN
15h 44m
2 stops
United Airlines Logo
12:30 pm - 9:43 am
SNN
-
PHL
26h 13m
2 stops
$752United Airlines
Sun, Sep 6 - Tue, Sep 8
United Airlines Logo
11:30 am - 7:30 am
PHL
-
SNN
15h 00m
1 stop
United Airlines Logo
9:30 am - 5:42 pm
SNN
-
PHL
13h 12m
1 stop
$756United Airlines
Wed, Aug 12 - Thu, Aug 20
United Airlines Logo
10:28 am - 7:30 am
PHL
-
SNN
16h 02m
2 stops
United Airlines Logo
9:30 am - 6:51 pm
SNN
-
PHL
14h 21m
2 stops
$761United Airlines
Wed, Aug 12 - Tue, Aug 25
United Airlines Logo
6:55 pm - 7:30 am
PHL
-
SNN
31h 35m
1 stop
United Airlines Logo
9:30 am - 5:42 pm
SNN
-
PHL
13h 12m
1 stop
$762United Airlines
Sat, Aug 8 - Wed, Aug 19
United Airlines Logo
11:37 am - 7:30 am
PHL
-
SNN
14h 53m
1 stop
United Airlines Logo
9:30 am - 7:19 pm
SNN
-
PHL
14h 49m
1 stop
$794United Airlines
Sun, May 24 - Tue, Jun 9
United Airlines Logo
9:52 am - 7:30 am
PHL
-
SNN
16h 38m
1 stop
United Airlines Logo
9:30 am - 9:21 pm
SNN
-
PHL
16h 51m
1 stop
$795United Airlines
Sun, Aug 23 - Thu, Aug 27
United Airlines Logo
1:31 pm - 7:30 am
PHL
-
SNN
12h 59m
1 stop
United Airlines Logo
12:30 pm - 9:43 am
SNN
-
PHL
26h 13m
2 stops
$799United Airlines
Sun, Aug 23 - Thu, Aug 27
United Airlines Logo
8:30 pm - 7:30 am
PHL
-
SNN
30h 00m
1 stop
United Airlines Logo
9:30 am - 5:42 pm
SNN
-
PHL
13h 12m
1 stop
$800United Airlines
Sat, Aug 15 - Thu, Aug 20
United Airlines Logo
6:00 am - 7:30 am
PHL
-
SNN
20h 30m
1 stop
United Airlines Logo
9:30 am - 5:42 pm
SNN
-
PHL
13h 12m
1 stop
$802United Airlines
Mon, May 25 - Thu, Jun 4

United Airlines flights from Philadelphia to Shannon, Clare

Our best United Airlines deals on Philadelphia to Shannon, Clare flight tickets
United Airlines
Sep 6
PHL9:52 amPhiladelphia
16h 38m
1 stop
SNN7:30 amShannon
Sep 8
SNN9:30 amShannon
13h 12m
1 stop
PHL5:42 pmPhiladelphia
$747
United Airlines
Sep 6
PHL1:31 pmPhiladelphia
15h 44m
2 stops
SNN10:15 amShannon
Sep 8
SNN12:30 pmShannon
26h 13m
2 stops
PHL9:43 amPhiladelphia
$752
United Airlines
Aug 12
PHL6:00 amPhiladelphia
20h 30m
1 stop
SNN7:30 amShannon
Aug 21
SNN9:30 amShannon
14h 49m
1 stop
PHL7:19 pmPhiladelphia
$756

Delta flights from Philadelphia to Shannon, Clare

Our best Delta deals on Philadelphia to Shannon, Clare flight tickets
Delta
Aug 13
PHL1:00 pmPhiladelphia
17h 10m
2 stops
SNN11:10 amShannon
Aug 26
SNN1:05 pmShannon
14h 55m
2 stops
PHL11:00 pmPhiladelphia
$857
Delta
Aug 14
PHL7:59 pmPhiladelphia
34h 11m
2 stops
SNN11:10 amShannon
Aug 25
SNN1:05 pmShannon
24h 31m
2 stops
PHL8:36 amPhiladelphia
$869
Delta
Aug 9
PHL12:36 pmPhiladelphia
17h 34m
2 stops
SNN11:10 amShannon
Aug 18
SNN1:05 pmShannon
14h 55m
2 stops
PHL11:00 pmPhiladelphia
$887

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Shannon, Clare 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 832,500 searches. Data last updated April 18, 2026.
Use the filters below to find and compare flights from Philadelphia to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sun 9/6

9:52 am-7:30 am

1 stop16h 38m

Shannon

Tue 9/8

9:30 am-5:42 pm

1 stop13h 12m

$747

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sun 9/6

1:31 pm-10:15 am

2 stops15h 44m

Shannon

Tue 9/8

12:30 pm-9:43 am

2 stops26h 13m

$752
Quickest round-trip

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Wed 8/12

11:30 am-7:30 am

1 stop15h 00m

Shannon

Thu 8/20

9:30 am-5:42 pm

1 stop13h 12m

$756

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Wed 8/12

10:28 am-7:30 am

2 stops16h 02m

Shannon

Tue 8/25

9:30 am-6:51 pm

2 stops14h 21m

$761

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sat 8/8

6:55 pm-7:30 am

1 stop31h 35m

Shannon

Wed 8/19

9:30 am-5:42 pm

1 stop13h 12m

$762

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sun 5/24

11:37 am-7:30 am

1 stop14h 53m

Shannon

Tue 6/9

9:30 am-7:19 pm

1 stop14h 49m

$794

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sun 8/23

9:52 am-7:30 am

1 stop16h 38m

Shannon

Thu 8/27

9:30 am-9:21 pm

1 stop16h 51m

$795

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sun 8/23

1:31 pm-7:30 am

1 stop12h 59m

Shannon

Thu 8/27

12:30 pm-9:43 am

2 stops26h 13m

$799

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sat 8/15

8:30 pm-7:30 am

1 stop30h 00m

Shannon

Thu 8/20

9:30 am-5:42 pm

1 stop13h 12m

$800

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Mon 5/25

6:00 am-7:30 am

1 stop20h 30m

Shannon

Thu 6/4

9:30 am-5:42 pm

1 stop13h 12m

$802

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Shannon from

How to get the cheapest flight ticket from Philadelphia to Shannon, Clare

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 airline that flies from Philadelphia to Shannon?

Aer Lingus is the most popular carrier operating from Philadelphia to Shannon

What airlines fly to Shannon, Clare?

United Airlines, Aer Lingus and Delta are the top three most popular airlines that fly to Shannon, Clare from Philadelphia according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Shannon, Clare. Keep in mind that there are 9 different airlines that fly to Shannon, Clare on a routine basis, so you have a few additional options to choose from.

When to book flights from Philadelphia to Shannon, Clare

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Shannon, Clare according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Shannon, Clare (PHL to SNN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Shannon, Clare

Fastest flight time

10h 45m

Direct flights

None
The fastest flight from Philadelphia to Shannon, Clare takes 10h 45m
There are no direct flights from Philadelphia to Shannon, Clare. There are no popular flight routes from Philadelphia to Shannon, Clare.
Search flight deals

Frequently asked questions about flying from Philadelphia to Shannon, Clare

  • How far is Philadelphia to Shannon by plane?

    Philadelphia and Shannon are 3159.7 mi apart from one another. By plane, this route typically takes 10h 45m.

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

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

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

  • How old do you have to be to fly from Philadelphia Airport to Shannon Airport?

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

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

    The necessary travel and health documents for your Shannon Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Philadelphia to Shannon, Clare?

Best airlines flying from Philadelphia to Shannon, Clare

Compare and see reviews for airlines that fly from Philadelphia to Shannon, Clare with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $495Free CancellationRating
7.1
11,604 reviews
Search American Airlines flights
United AirlinesPriceFrom $640Free CancellationRating
7.4
9,605 reviews
Search United Airlines flights

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Bunratty
Ennis
Adare
Lahinch
Nenagh

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Philadelphia to Shannon. momondo saves you time and could save you money on your trip.

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

All flight searches from Philadelphia to Shannon on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Philadelphia to Shannon?

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 Shannon from Philadelphia.

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

Yes. momondo can track prices for Philadelphia to Shannon 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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