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Shannon

$413+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SNN
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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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 January 27, 2026.

This American Airlines deal was found by Cheapflights users on 1/25. 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.
Mon 3/26:35 pm
PHL
-
SNN
1 stop11h 55m
American Airlines
Thu 4/27:30 am
SNN
-
PHL
1 stop14h 10m
American Airlines
Deal found 1/25$471
This American Airlines deal was found by Cheapflights users on 1/25. 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.
Wed 8/57:40 pm
PHL
-
SNN
1 stop15h 30m
American Airlines
Wed 8/129:15 pm
SNN
-
PHL
1 stop24h 25m
American Airlines
Deal found 1/25$518
This American Airlines deal was found by Cheapflights users on 1/26. 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.
Fri 2/276:35 pm
PHL
-
SNN
1 stop16h 10m
American Airlines
Tue 3/37:50 am
SNN
-
PHL
1 stop13h 25m
American Airlines
Deal found 1/26$521
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 9/96:45 pm
PHL
-
SNN
1 stop11h 35m
American Airlines
Mon 9/149:15 pm
SNN
-
PHL
1 stop24h 25m
American Airlines
Deal found 1/27$522
This American Airlines deal was found by Cheapflights users on 1/25. 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.
Wed 3/114:43 pm
PHL
-
SNN
2 stops14h 47m
American Airlines
Wed 3/187:50 am
SNN
-
PHL
1 stop13h 25m
American Airlines
Deal found 1/25$526
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Thu 4/92:46 pm
PHL
-
SNN
2 stops15h 34m
American Airlines
Mon 4/279:15 pm
SNN
-
PHL
1 stop20h 00m
American Airlines
Deal found 1/27$527

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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$471
(American Airlines)

Popular in

January

Cheapest in

February

Average price

$1,865
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. 19% potential increase in price ($220 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($94 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 27, 2026.
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

Fri 2/27

6:35 pm-3:45 pm

1 stop16h 10m

Shannon

Tue 3/3

7:50 am-4:15 pm

1 stop13h 25m

$521

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Thu 4/9

2:46 pm-11:20 am

2 stops15h 34m

Shannon

Mon 4/27

9:15 pm-12:15 pm

1 stop20h 00m

$527

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Mon 3/2

3:57 pm-11:30 am

2 stops14h 33m

Shannon

Thu 4/2

7:30 am-8:34 pm

2 stops18h 04m

$536

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Wed 3/11

4:43 pm-11:30 am

2 stops14h 47m

Shannon

Wed 3/18

7:50 am-8:34 pm

2 stops16h 44m

$536

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Wed 4/22

10:00 am-10:15 am

2 stops19h 15m

Shannon

Fri 5/1

12:30 pm-12:45 am

2 stops17h 15m

$540

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Wed 4/22

6:45 pm-4:10 pm

1 stop16h 25m

Shannon

Fri 5/1

7:30 am-3:30 pm

1 stop13h 00m

$567

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Fri 2/27

6:35 pm-11:30 am

1 stop11h 55m

Shannon

Mon 3/2

7:50 am-4:15 pm

1 stop13h 25m

$571

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Wed 3/11

3:59 pm-11:30 am

2 stops15h 31m

Shannon

Mon 3/16

7:50 am-5:15 pm

1 stop13h 25m

$576

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Wed 4/8

1:27 pm-10:15 am

2 stops15h 48m

Shannon

Mon 4/27

12:30 pm-12:45 am

2 stops17h 15m

$590

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Wed 4/8

10:33 am-10:15 am

2 stops18h 42m

Shannon

Sun 4/26

12:30 pm-2:10 pm

2 stops30h 40m

$601

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 15 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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Shannon, Clare flight deals on Cheapflights vs. FlightHub >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 Expedia the most. Expedia 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 $474). 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.

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 January 27, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines 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
9,205 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,205 reviews
United Airlines
7.4
Good
9,205 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,197 reviews
United Airlines
7.4
Good
9,205 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 11h 55m. 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 $495, was found to be the cheapest airline from Philadelphia to Shannon, Clare. An alternate airline flying to your destination would be United Airlines. American Airlines is priced at 46% 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 $474). 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

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Top 2 airlines flying from Philadelphia to Shannon

Discover the top 2 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$495Average$836FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$640Average$898FlexibilityNo cancel feeOn-time69%

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