HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Shannon

$419+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SNN
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
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

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 julio 30, 2025.

Round-trip from

$535
(American Airlines)

One-way from

$419
(United Airlines)

Popular in

January

Cheapest in

November

Average price

$997
From Philadelphia to Shannon
Search Deals
One-way flight from Philadelphia to Shannon
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($164 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($82 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

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 julio 30, 2025.

This American Airlines deal was found by Cheapflights users on 7/30. 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.
mié. 11/126:35 pmPHL - SNN
1 stop11h 55mAmerican Airlines
mié. 11/197:50 amSNN - PHL
1 stop13h 25mAmerican Airlines
Deal found 7/30$535
This United Airlines deal was found by Cheapflights users on 7/28. 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.
mié. 8/66:30 amPHL - SNN
1 stop20h 00mUnited Airlines
vie. 8/229:30 amSNN - PHL
1 stop17h 01mUnited Airlines
Deal found 7/28$581
This Air Canada deal was found by Cheapflights users on 7/29. 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.
mar. 11/44:35 pmPHL - SNN
2 stops19h 10mAir Canada
mar. 11/187:50 amSNN - PHL
2 stops36h 59mAir Canada
Deal found 7/29$698
This Gurufare deal was found by Cheapflights users on 7/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/49:25 amPHL - SNN
1 stop15h 55mAer Lingus
mar. 11/182:45 pmSNN - PHL
1 stop11h 51mAer Lingus
Deal found 7/29$719
This Ovago deal was found by Cheapflights users on 7/30. 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.
mié. 11/126:35 pmPHL - SNN
1 stop11h 55mBritish Airways
jue. 11/207:50 amSNN - PHL
1 stop13h 25mBritish Airways
Deal found 7/30$735
This Mytrip deal was found by Cheapflights users on 7/30. 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.
mié. 9/243:25 pmPHL - SNN
2 stops19h 45mMultiple Airlines
lun. 9/297:40 amSNN - PHL
2 stops19h 49mMultiple Airlines
Deal found 7/30$776
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/612:30 pmPHL - SNN
2 stops17h 40mDelta
jue. 8/211:05 pmSNN - PHL
2 stops24h 39mDelta
Deal found 7/27$841

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 julio 30, 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

mié. 8/6

6:30 am-7:30 am

1 stop20h 00m

Shannon

vie. 8/22

9:30 am-9:31 pm

1 stop17h 01m

$581

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

lun. 9/8

7:50 pm-4:10 pm

1 stop15h 20m

Shannon

lun. 9/29

9:15 pm-4:25 pm

1 stop24h 10m

$676

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

mié. 9/24

3:25 pm-4:10 pm

2 stops19h 45m

Shannon

lun. 9/29

7:40 am-10:29 pm

2 stops19h 49m

$776

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

mié. 9/3

3:25 pm-4:10 pm

2 stops19h 45m

Shannon

lun. 9/15

9:15 pm-9:38 pm

2 stops29h 23m

$778

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

mié. 8/6

12:30 pm-11:10 am

2 stops17h 40m

Shannon

jue. 8/21

1:05 pm-8:44 am

2 stops24h 39m

$841

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

mar. 8/5

8:30 pm-8:35 pm

2 stops19h 05m

Shannon

mié. 8/13

4:55 pm-11:55 am

2 stops24h 00m

$885

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

vie. 8/8

9:20 pm-8:35 pm

2 stops42h 15m

Shannon

lun. 8/18

9:15 pm-4:25 pm

1 stop24h 10m

$1,002

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

jue. 8/7

12:30 pm-11:10 am

2 stops17h 40m

Shannon

vie. 8/22

1:05 pm-11:22 pm

2 stops15h 17m

$1,161

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

lun. 9/1

10:30 am-7:30 am

2 stops16h 00m

$419

PhiladelphiaShannon

PHL - SNN

PHLSNN

Philadelphia

jue. 9/11

3:55 pm-3:50 pm

3 stops42h 55m

$3,091

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 11 results
1
2

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, 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 $932). 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 julio 30, 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.

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 julio 30, 2025.
Get a feel of what it's like to fly with United Airlines, American Airlines, and Air Canada 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
8,896 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
9,837 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Aer Lingus
7.1
Good
1,191 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.6
Okay
7,217 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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?

    American Airlines, at $535, was found to be the cheapest airline from Philadelphia to Shannon, Clare.Alternate airlines to your destination round-trip include United Airlines and Air Canada. American Airlines is priced at 44% 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 $932). 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
John F Kennedy Intl to Shannon flights
Newark to Shannon flights
Pittsburgh to Dublin flights
LaGuardia to Shannon flights
John F Kennedy Intl to Cork flights
Dulles Intl to Shannon flights
Newark to Cork flights
Reagan-National to Shannon flights
LaGuardia to Cork flights
Pittsburgh to Shannon flights
Allentown to Dublin flights
Newark to Knock flights
Philadelphia to Cork flights
Harrisburg to Dublin flights
Reagan-National to Cork flights
State College to Dublin flights
Dulles Intl to Cork flights
Scranton to Dublin flights
Newark to Milltown (Kerry) flights
John F Kennedy Intl to Knock flights
John F Kennedy Intl to Milltown (Kerry) flights
Pittsburgh to Cork flights
Elmira to Dublin flights
Allentown to Shannon flights
Dulles Intl to Knock flights
John F Kennedy Intl to Donegal flights
Harrisburg to Shannon flights
Dulles Intl to Milltown (Kerry) flights
Philadelphia to Milltown (Kerry) flights
Pittsburgh to Milltown (Kerry) flights
Dulles Intl to Donegal flights
Reagan-National to Donegal flights
Allentown to Cork 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 julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$618Average$875FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$644Average$966FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$732Average$995FlexibilityNo 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.