HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Shannon

$487+ Cheap flights from Philadelphia (PHL) to Shannon (SNN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SNN
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to Shannon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Philadelphia to Shannon

Cheapest flights from Philadelphia to Shannon
Explore the most affordable flight options available from Philadelphia to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This British Airways deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:07 pmPHL - SNN
2 stops43h 18mBritish Airways
Thu 1/87:50 amSNN - PHL
2 stops35h 49mBritish Airways
Deal found 12/13$840
This British Airways deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:15 pmPHL - SNN
2 stops17h 10mBritish Airways
Wed 1/78:05 pmSNN - PHL
2 stops45h 38mBritish Airways
Deal found 12/13$939
This British Airways deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:56 pmPHL - SNN
2 stops35h 34mBritish Airways
Wed 1/78:05 pmSNN - PHL
2 stops45h 38mBritish Airways
Deal found 12/13$953
This Travelocity deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:56 pmPHL - SNN
2 stops40h 49mMultiple Airlines
Thu 1/82:45 pmSNN - PHL
1 stop32h 38mMultiple Airlines
Deal found 12/13$966
This American Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:15 pmPHL - SNN
2 stops14h 30mAmerican Airlines
Thu 1/82:45 pmSNN - PHL
1 stop10h 49mAmerican Airlines
Deal found 12/13$997
This Air Canada deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/274:35 pmPHL - SNN
2 stops19h 10mAir Canada
Tue 1/65:30 pmSNN - PHL
2 stops51h 19mAir Canada
Deal found 12/13$1,008
This Air Canada deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:35 pmPHL - SNN
2 stops43h 10mAir Canada
Wed 1/75:30 pmSNN - PHL
2 stops50h 17mAir Canada
Deal found 12/12$1,071
This Air Canada deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/294:35 pmPHL - SNN
2 stops37h 55mAir Canada
Tue 1/65:30 pmSNN - PHL
2 stops58h 16mAir Canada
Deal found 12/13$1,130
This Air Canada deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:50 amPHL - SNN
2 stops22h 40mAir Canada
Wed 1/75:30 pmSNN - PHL
2 stops50h 17mAir Canada
Deal found 12/12$1,158
This FlightHub deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/272:30 pmPHL - SNN
1 stop10h 50mAer Lingus
Thu 1/82:45 pmSNN - PHL
1 stop32h 38mAer Lingus
Deal found 12/13$1,355
This Air Canada deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/294:35 pmPHL - SNN
2 stops43h 10mAir Canada
Mon 1/55:30 pmSNN - PHL
2 stops50h 17mAir Canada
Deal found 12/12$1,369

Find flight deals from Philadelphia to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Shannon (SNN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$469
(American Airlines)

Popular in

January

Cheapest in

November

Average price

$1,088
Provider with most accurate pricing for Philadelphia-Shannon flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Shannon flights.
Search Deals
From Philadelphia to Shannon
Search Deals
Highest demand for flights based on searches. 33% potential increase in price ($489 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($88 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Shannon 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, Cheapflights users made 2,558,603 searches. Data last updated December 14, 2025.
Use the filters below to find and compare flights from Philadelphia to Shannon that are best for you.

Fly from

Philadelphia

Fly to

Shannon

Route

Depart

Return

Price

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Tue 1/27

4:44 pm-11:30 am

2 stops13h 46m

Shannon

Tue 2/3

7:50 am-4:15 pm

1 stop13h 25m

$568

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Mon 3/2

4:40 pm-11:30 am

2 stops13h 50m

Shannon

Thu 4/2

7:40 am-7:03 pm

2 stops16h 23m

$616

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sun 2/15

6:35 pm-11:30 am

1 stop11h 55m

Shannon

Sun 2/22

7:50 am-4:15 pm

1 stop13h 25m

$652

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Mon 2/2

7:50 pm-4:45 pm

1 stop15h 55m

Shannon

Mon 2/23

8:05 pm-4:15 pm

1 stop25h 10m

$672

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Wed 2/4

7:50 pm-7:25 pm

1 stop18h 35m

Shannon

Mon 2/23

5:30 pm-4:15 pm

1 stop27h 45m

$672

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sun 2/1

7:50 pm-7:25 pm

1 stop18h 35m

Shannon

Thu 2/19

5:30 pm-4:15 pm

1 stop27h 45m

$672

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Tue 2/3

7:50 pm-11:30 am

1 stop10h 40m

Shannon

Tue 2/24

8:05 pm-1:25 pm

1 stop22h 20m

$672

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Tue 2/3

6:35 pm-7:25 pm

1 stop19h 50m

Shannon

Wed 2/18

8:05 pm-4:15 pm

1 stop25h 10m

$672

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sun 2/1

6:35 pm-7:25 pm

1 stop19h 50m

Shannon

Thu 2/12

7:50 am-4:15 pm

1 stop13h 25m

$672

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Wed 2/4

7:50 pm-7:25 pm

1 stop18h 35m

Shannon

Thu 2/19

8:05 pm-4:15 pm

1 stop25h 10m

$672

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 12 results
1
2

Compare providers for flights from Philadelphia to Shannon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Shannon in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Shannon, Clare flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Philadelphia-Shannon, Clare flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Philadelphia-Shannon, Clare flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Shannon, Clare flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Shannon, Clare flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Shannon

What is the cheapest month to book a flight from Philadelphia to Shannon, Clare?

Currently, November is the cheapest month in which you can book a flight from Philadelphia to Shannon, Clare (average of $340). Flying from Philadelphia to Shannon, Clare in June is currently the most expensive (average of $476). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to SNN?

Find hourly flight availability from Philadelphia to Shannon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 14, 2025.

A simple way to save on the total cost of your ticket is to fly from Philadelphia to Shannon, Clare in the evening. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Shannon

Get insights into the airlines that provide service to Shannon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Shannon. Reviews last updated December 14, 2025.
Get a feel of what it's like to fly with United Airlines, American Airlines, and Aer Lingus from Philadelphia to Shannon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,094 reviews

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,094 reviews
United Airlines
7.4
Good
9,094 reviews

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.2
Good
11,054 reviews
United Airlines
7.4
Good
9,094 reviews

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Aer Lingus
7.2
Good
1,394 reviews
United Airlines
7.4
Good
9,094 reviews

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Shannon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Philadelphia to Shannon, Clare?

    Airlines like American Airlines fly from Philadelphia to Shannon, Clare in about 13h 46m. The time it takes to get you to your destination can typically vary by up to . Philadelphia and Shannon, Clare are separated by a distance of 3165 mi.

  • What are the cheapest airlines flying from Philadelphia to Shannon, Clare round-trip?

    American Airlines, at $521, was found to be the cheapest airline from Philadelphia to Shannon, Clare.Alternate airlines to your destination round-trip include United Airlines and Aer Lingus. American Airlines is priced at 47% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Philadelphia to Shannon that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Shannon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Shannon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Shannon.

  • Can I find deals for business class flights from Philadelphia to Shannon?

    Yes. Cheapflights offers flight deals from Philadelphia to Shannon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Shannon, Clare?

    Currently, November is the cheapest month in which you can book a flight from Philadelphia to Shannon, Clare (average of $340). Flying from Philadelphia to Shannon, Clare in June is currently the most expensive (average of $476). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Ennis

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Philadelphia to Shannon

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Dublin flights
Newark to Dublin flights
Dulles Intl to Dublin flights
LaGuardia to Dublin flights
Philadelphia to Dublin flights
Reagan-National to Dublin flights
Pittsburgh to Dublin flights
John F Kennedy Intl to Shannon flights
Newark to Shannon flights
LaGuardia to Shannon flights
John F Kennedy Intl to Cork flights
Newark to Cork flights
LaGuardia to Cork flights
Dulles Intl to Shannon flights
Pittsburgh to Shannon flights
Reagan-National to Shannon flights
Harrisburg to Dublin flights
Pittsburgh to Cork flights
John F Kennedy Intl to Knock flights
Dulles Intl to Cork flights
Philadelphia to Cork flights
Allentown to Dublin flights
Newark to Knock flights
Reagan-National to Cork flights
Scranton to Dublin flights
Dulles Intl to Knock flights
Allentown to Shannon flights
Harrisburg to Shannon flights
John F Kennedy Intl to Donegal flights
Pittsburgh to Milltown (Kerry) flights
State College to Dublin flights
Philadelphia to Milltown (Kerry) flights
Allentown to Cork flights
Dulles Intl to Milltown (Kerry) flights
Dulles Intl to Donegal flights
John F Kennedy Intl to Milltown (Kerry) flights
Newark to Milltown (Kerry) flights
Elmira to Dublin flights
Reagan-National to Donegal flights

Top 3 airlines flying from Philadelphia to Shannon

Discover the top 3 airlines that operate flights from Philadelphia to Shannon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$521Average$872FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$640Average$898FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$742Average$949FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.