$310+ Cheap flights from Philadelphia (PHL) to Shannon (SNN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SNN
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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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
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Cheapest flights from Philadelphia to ShannonExplore 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 September 11, 2026.
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 September 11, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:25 am -
1 stop20h 05m
Thu 9/2412:30 pm -
2 stops26h 13m
Deal found 9/10![United Airlines logo]()
$698
This KAYAK deal was found by Cheapflights users on 9/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:27 am -
1 stop14h 23m
Fri 11/132:00 pm -
1 stop12h 11m
Deal found 9/8![Multiple Airlines logo]()
$723
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 11/46:30 am -
1 stop18h 20m
Sun 11/82:00 pm -
1 stop13h 36m
Deal found 9/9![Aer Lingus logo]()
$730
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:30 am -
1 stop19h 20m
Thu 11/122:00 pm -
1 stop29h 45m
Deal found 9/10![Aer Lingus logo]()
$751
This FlightHub deal was found by Cheapflights users on 9/8. 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.
Fri 11/63:30 pm -
1 stop9h 20m
Tue 11/102:00 pm -
1 stop13h 36m
Deal found 9/8![Aer Lingus logo]()
$752
This SmartFares deal was found by Cheapflights users on 9/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:35 pm -
1 stop10h 15m
Thu 11/125:30 pm -
1 stop25h 10m
Deal found 9/9![Multiple Airlines logo]()
$753
This FlightHub deal was found by Cheapflights users on 9/9. 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.
Wed 12/29:30 am -
1 stop15h 20m
Sun 12/202:00 pm -
1 stop23h 39m
Deal found 9/9![Aer Lingus logo]()
$759
This KAYAK deal was found by Cheapflights users on 9/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/510:27 am -
1 stop14h 23m
Fri 11/132:00 pm -
1 stop12h 11m
Deal found 9/8![Multiple Airlines logo]()
$773
This United Airlines deal was found by Cheapflights users on 9/10. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:15 am -
2 stops23h 00m
Tue 10/1312:30 pm -
2 stops26h 39m
Deal found 9/10![United Airlines logo]()
$789
This BusinessClass deal was found by Cheapflights users on 9/8. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/63:30 pm -
1 stop9h 20m
Wed 11/118:05 pm -
2 stops22h 55m
Deal found 9/8![Multiple Airlines logo]()
$798
Best flights from Philadelphia to ShannonDiscover carefully curated flight deals from Philadelphia to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Philadelphia to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:15 am -
2 stops23h 00m
Tue 10/1312:30 pm -
2 stops26h 39m
Deal found 9/10![United Airlines logo]()
$789
This British Airways deal was found by Cheapflights users on 9/11. 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.
Mon 1/47:50 pm -
1 stop10h 40m
Mon 1/118:05 pm -
1 stop22h 45m
Deal found 9/11![British Airways logo]()
$806
This American Airlines deal was found by Cheapflights users on 9/10. 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 12/26:35 pm -
1 stop11h 55m
Sun 12/202:00 pm -
1 stop13h 38m
Deal found 9/10![American Airlines logo]()
$853
This British Airways deal was found by Cheapflights users on 9/11. 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.
Mon 1/47:50 pm -
1 stop10h 40m
Wed 1/138:05 pm -
1 stop22h 45m
Deal found 9/11![British Airways logo]()
$806
This British Airways deal was found by Cheapflights users on 9/8. 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.
Wed 11/46:38 pm -
2 stops19h 47m
Thu 11/125:30 pm -
1 stop27h 45m
Deal found 9/8![British Airways logo]()
$806
This United Airlines deal was found by Cheapflights users on 9/7. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:30 pm -
2 stops33h 45m
Wed 10/1412:30 pm -
2 stops28h 55m
Deal found 9/7![United Airlines logo]()
$920
This British Airways deal was found by Cheapflights users on 9/8. 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.
Wed 11/44:25 pm -
2 stops22h 00m
Tue 11/107:50 am -
1 stop13h 25m
Deal found 9/8![British Airways logo]()
$806
This British Airways deal was found by Cheapflights users on 9/8. 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.
Wed 11/44:25 pm -
2 stops22h 00m
Mon 11/95:30 pm -
2 stops26h 25m
Deal found 9/8![British Airways logo]()
$810
This British Airways deal was found by Cheapflights users on 9/8. 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.
Thu 11/56:35 pm -
1 stop17h 10m
Mon 11/98:05 pm -
1 stop22h 35m
Deal found 9/8![British Airways logo]()
$851
This British Airways deal was found by Cheapflights users on 9/11. 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.
Fri 1/87:50 pm -
1 stop10h 40m
Wed 1/137:50 am -
1 stop13h 25m
Deal found 9/11![British Airways logo]()
$856
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 12/24:47 pm -
2 stops13h 43m
Sun 12/205:30 pm -
2 stops26h 40m
Deal found 9/9![British Airways logo]()
$859
Last-minute flights from Philadelphia to ShannonDiscover last-minute flight deals from Philadelphia to Shannon. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Shannon. Data last updated September 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/10. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:25 am -
1 stop20h 05m
Thu 9/2412:30 pm -
2 stops26h 13m
Deal found 9/10![United Airlines logo]()
$698
This United Airlines deal was found by Cheapflights users on 9/10. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:15 am -
2 stops23h 00m
Tue 10/1312:30 pm -
2 stops26h 39m
Deal found 9/10![United Airlines logo]()
$789
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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.
Thu 10/293:15 pm -
1 stop10h 35m
Mon 11/95:30 pm -
2 stops27h 40m
Deal found 9/10![Aer Lingus logo]()
$827
This Ovago deal was found by Cheapflights users on 9/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:45 pm -
1 stop11h 05m
Mon 11/98:05 pm -
1 stop22h 35m
Deal found 9/10![Multiple Airlines logo]()
$850
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:30 am -
1 stop19h 20m
Thu 11/122:00 pm -
1 stop29h 45m
Deal found 9/10![Aer Lingus logo]()
$751
This SmartFares deal was found by Cheapflights users on 9/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:35 pm -
1 stop10h 15m
Thu 11/125:30 pm -
1 stop25h 10m
Deal found 9/9![Multiple Airlines logo]()
$753
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/308:25 pm -
1 stop15h 20m
Thu 11/122:40 pm -
2 stops25h 41m
Deal found 9/9![American Airlines logo]()
$849
One-way flights from Philadelphia to ShannonSearch for one-way flight options from Philadelphia to Shannon. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from Philadelphia to Shannon. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:20 pm -
3 stops49h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/278:02 pm -
3 stops39h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$345
This FlightHub deal was found by Cheapflights users on 9/6. 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 11/76:30 pm -
1 stop30h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Aer Lingus logo]()
$461
This KAYAK deal was found by Cheapflights users on 9/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/278:10 pm -
1 stop28h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Aer Lingus logo]()
$578
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 September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $722 (Ovago) |
One-way from | $310 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,072 |
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 7,457,451 searches. Data last updated September 11, 2026.
Use the filters below to find and compare flights from Philadelphia to Shannon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaShannon
PHL Philadelphia - SNN Shannon
PHLSNN
Philadelphia
Sat 11/7
5:20 pm-11:35 pm
3 stops49h 15m
Shannon
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$310
PhiladelphiaShannon
PHL Philadelphia - SNN Shannon
PHLSNN
Philadelphia
Sun 9/27
8:02 pm-4:40 pm
3 stops39h 38m
Shannon
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$345
PhiladelphiaShannon
PHL Philadelphia - SNN Shannon
PHLSNN
Philadelphia
Sat 11/7
6:30 pm-5:50 am
1 stop30h 20m
Shannon
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$461
PhiladelphiaShannon
PHL Philadelphia - SNN Shannon
PHLSNN
Philadelphia
Sun 9/27
8:10 pm-5:25 am
1 stop28h 15m
Shannon
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$578
PhiladelphiaShannon
PHL Philadelphia - SNN Shannon
PHLSNN
Philadelphia
Thu 10/8
6:15 am-10:15 am
2 stops23h 00m
Shannon
Tue 10/13
12:30 pm-10:09 am
2 stops26h 39m
$789
PhiladelphiaShannon
PHL Philadelphia - SNN Shannon
PHLSNN
Philadelphia
Mon 1/4
7:50 pm-11:30 am
1 stop10h 40m
Shannon
Mon 1/11
8:05 pm-1:50 pm
1 stop22h 45m
$806
PhiladelphiaShannon
PHL Philadelphia - SNN Shannon
PHLSNN
Philadelphia
Mon 1/4
7:50 pm-11:30 am
1 stop10h 40m
Shannon
Wed 1/13
8:05 pm-1:50 pm
1 stop22h 45m
$806
PhiladelphiaShannon
PHL Philadelphia - SNN Shannon
PHLSNN
Philadelphia
Wed 11/4
6:38 pm-7:25 pm
2 stops19h 47m
Shannon
Thu 11/12
5:30 pm-4:15 pm
1 stop27h 45m
$806
PhiladelphiaShannon
PHL Philadelphia - SNN Shannon
PHLSNN
Philadelphia
Wed 11/4
4:25 pm-7:25 pm
2 stops22h 00m
Shannon
Tue 11/10
7:50 am-4:15 pm
1 stop13h 25m
$806
PhiladelphiaShannon
PHL Philadelphia - SNN Shannon
PHLSNN
Philadelphia
Wed 11/4
4:25 pm-7:25 pm
2 stops22h 00m
Shannon
Mon 11/9
5:30 pm-2:55 pm
2 stops26h 25m
$810
Showing 1-10 of 15 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
PHL-SNN
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
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 September 11, 2026.
Get a feel of what it's like to fly with 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.
Food
6.4
Boarding
7.5
Comfort
7.2
Entertainment
6.8
Overall
7.1
Crew
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,May 2025
PHL - LHR
Food
6.4
Boarding
7.5
Comfort
7.2
Entertainment
6.8
Overall
7.1
Crew
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,May 2025
PHL - LHR
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.
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Alternative routes for Philadelphia to Shannon
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Complete your trip
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Search flights from Philadelphia to Shannon by cabin class
Find flights from Philadelphia to Shannon, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Shannon flights
Browse other Philadelphia and Shannon flight options. Last updated on September 11, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Shannon
Explore flights to Shannon departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Top airline flying from Philadelphia to Shannon
Discover the top airline 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 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$495 | Average$788 | FlexibilityNo cancel fee | On-time71% |