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Shannon

$364+ 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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SNN
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheap 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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$629
(United)

Popular in

January

Cheapest in

November

Average price

$889
Provider with most accurate pricing for Philadelphia-Shannon flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Shannon flights.
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From Philadelphia to Shannon
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Highest demand for flights based on searches. 11% potential increase in price ($137 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($77 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find 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 March 26, 2025.

This United deal was found by Cheapflights users on 3/26. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1010:15 amPHL - SNN
1 stop16h 15mUnited Airlines
Tue 9/239:30 amSNN - PHL
1 stop16h 58mUnited Airlines
Deal found 3/26$629
This Mytrip deal was found by Cheapflights users on 3/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/510:05 amPHL - SNN
2 stops25h 30mMultiple Airlines
Fri 5/94:55 pmSNN - PHL
2 stops34h 22mMultiple Airlines
Deal found 3/25$700
This Expedia deal was found by Cheapflights users on 3/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:30 pmPHL - SNN
2 stops15h 00mAir Canada
Mon 11/108:05 pmSNN - PHL
2 stops47h 45mAir Canada
Deal found 3/25$721
This Cheapflightsfares deal was found by Cheapflights users on 3/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/18:30 pmPHL - SNN
2 stops14h 40mAer Lingus
Mon 4/79:15 pmSNN - PHL
2 stops26h 45mAer Lingus
Deal found 3/25$758
This American Airlines deal was found by Cheapflights users on 3/26. 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.
Sat 9/610:20 pmPHL - SNN
1 stop12h 45mAmerican Airlines
Wed 9/179:15 pmSNN - PHL
1 stop23h 10mAmerican Airlines
Deal found 3/26$802
This Cheapflightsfares deal was found by Cheapflights users on 3/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:40 pmPHL - SNN
1 stop19h 45mBritish Airways
Mon 11/108:05 pmSNN - PHL
1 stop22h 05mBritish Airways
Deal found 3/25$972
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/276:00 amPHL - SNN
2 stops24h 10mDelta
Thu 6/191:05 pmSNN - PHL
2 stops24h 55mDelta
Deal found 3/25$975

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 March 26, 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

Wed 9/10

10:15 am-7:30 am

1 stop16h 15m

Shannon

Tue 9/23

9:30 am-9:28 pm

1 stop16h 58m

$629

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Mon 5/5

10:05 am-4:35 pm

2 stops25h 30m

Shannon

Fri 5/9

4:55 pm-10:17 pm

2 stops34h 22m

$700

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sat 9/6

10:20 pm-4:05 pm

1 stop12h 45m

Shannon

Wed 9/17

9:15 pm-3:25 pm

1 stop23h 10m

$802

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Thu 4/24

3:30 pm-4:10 pm

2 stops19h 40m

Shannon

Thu 5/1

9:15 pm-10:21 pm

2 stops30h 06m

$885

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Tue 5/27

6:00 am-11:10 am

2 stops24h 10m

Shannon

Thu 6/19

1:05 pm-9:00 am

2 stops24h 55m

$975

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sun 6/1

10:16 am-5:25 am

1 stop14h 09m

Shannon

Sat 6/7

5:30 pm-7:00 pm

2 stops30h 30m

$1,064

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sun 6/1

10:10 pm-11:20 am

1 stop32h 10m

Shannon

Sat 6/7

5:30 pm-1:00 pm

1 stop24h 30m

$1,106

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sat 7/12

5:20 am-2:55 pm

2 stops28h 35m

$364

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

Sat 7/12

10:25 am-5:25 am

1 stop14h 00m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 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 FlightHub the most. FlightHub 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

How far ahead should I book a flight from Philadelphia to Shannon, Clare?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Shannon. Price data was last updated on March 21, 2025.

The best time to book flights from Philadelphia to Shannon, Clare is 56 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Philadelphia to Shannon, Clare (average of $533). Flying from Philadelphia to Shannon, Clare in June is currently the most expensive (average of $1,007). 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 March 26, 2025.

A simple way to save on the total cost of your ticket is to fly from Philadelphia to Shannon, Clare in the afternoon. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight in the morning.

Rainfall in Shannon by month

Plan your trip to Shannon by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Shannon, Clare ranges from 2.3 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. April is typically the driest time to visit Shannon, Clare when rainfall is around 2.3 in.

Temperature in Shannon by month

Plan your trip to Shannon by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Shannon, Clare, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

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 March 26, 2025.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Philadelphia to Shannon. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,891 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,891 reviews
Delta
8.0
Very good
7,891 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,608 reviews
Delta
8.0
Very good
7,891 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,891 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
8,967 reviews
Delta
8.0
Very good
7,891 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aer Lingus
7.0
Good
1,062 reviews
Delta
8.0
Very good
7,891 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    United Airlines, at $629, was found to be the cheapest airline from Philadelphia to Shannon, Clare.Alternate airlines to your destination round-trip include American Airlines and Air Canada. United Airlines is priced at 37% 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, February is the cheapest month in which you can book a flight from Philadelphia to Shannon, Clare (average of $533). Flying from Philadelphia to Shannon, Clare in June is currently the most expensive (average of $1,007). 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 Philadelphia?

Book flights to Philadelphia 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$659Average$896FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$732Average$1,088FlexibilityNo cancel feeOn-timeN/A
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