Find flights
When to book
FAQs

Cheap flights from Shannon to Philadelphia from £457

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
SNN — PHL
15 Mar — 22 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Shannon to Philadelphia

Enter your travel dates to find the best prices.

Cheapest flights from Shannon to Philadelphia
Explore the most affordable flight options available from Shannon to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 February 2026.

Tue 10/307:50
SNN
-
PHL
2 stops17h 16m
British Airways
Tue 17/320:40
PHL
-
SNN
1 stop16h 05m
British Airways
Deal found 10/2£457
Fri 1/521:15
SNN
-
PHL
1 stop23h 10m
British Airways
Tue 5/517:55
PHL
-
SNN
2 stops12h 25m
British Airways
Deal found 12/2£465
Sun 29/321:15
SNN
-
PHL
2 stops28h 19m
British Airways
Sat 4/421:40
PHL
-
SNN
2 stops32h 40m
British Airways
Deal found 10/2£470
Fri 1/512:30
SNN
-
PHL
2 stops26h 59m
United Airlines
Tue 5/511:32
PHL
-
SNN
2 stops17h 43m
United Airlines
Deal found 9/2£559
Wed 11/220:05
SNN
-
PHL
1 stop22h 10m
British Airways
Sun 15/215:57
PHL
-
SNN
2 stops14h 33m
British Airways
Deal found 11/2£590
Wed 11/220:05
SNN
-
PHL
2 stops27h 07m
Multiple Airlines
Sun 15/214:23
PHL
-
SNN
2 stops10h 57m
Multiple Airlines
Deal found 11/2£946

Find flight deals from Shannon to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Shannon (SNN) to Philadelphia (PHL). 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 13 February 2026.

Round-trip from

£457
British Airways
  • British Airways
  • 10/3-17/3
  • 3 total stops
  • 33h 21m total
  • Shannon to Philadelphia
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Shannon to Philadelphia 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 858,174 searches. Data last updated 13 February 2026.
Use the filters below to find and compare flights from Shannon to Philadelphia that are best for you.

Fly from

Shannon

Fly to

Philadelphia

Route

Depart

Return

Price

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Tue 10/3

07:50-21:06

2 stops17h 16m

Philadelphia

Tue 17/3

20:40-16:45

1 stop16h 05m

£457

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Fri 1/5

21:15-12:05

1 stop19h 50m

Philadelphia

Tue 5/5

22:05-20:35

1 stop17h 30m

£465

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Sun 29/3

21:15-20:34

2 stops28h 19m

Philadelphia

Sat 4/4

21:40-11:20

2 stops32h 40m

£470

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Fri 1/5

12:30-10:29

2 stops26h 59m

Philadelphia

Tue 5/5

11:32-10:15

2 stops17h 43m

£559

Flights are sorted by cheapest return flights first.

Deals found on 10/2

Best time to book a flight from Shannon to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Shannon with our price prediction graph.
Estimated return 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 Shannon to Philadelphia

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

Currently, November is the cheapest month in which you can book a flight from Shannon, Clare to Philadelphia (average of £306). Flying from Shannon, Clare to Philadelphia in January 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.

Related info for your journey

Find useful and relevant information for your journey from Shannon to Philadelphia. 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 Shannon, Clare to Philadelphia?

    There are many flights that can get you from Shannon, Clare to Philadelphia in 17h 16m. Fly via British Airways to get the fastest option. The distance from Shannon, Clare to Philadelphia is about 3165 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Shannon to Philadelphia 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 Shannon, Clare to Philadelphia?

    Currently, November is the cheapest month in which you can book a flight from Shannon, Clare to Philadelphia (average of £306). Flying from Shannon, Clare to Philadelphia in January 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

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.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Shannon to Philadelphia?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Philadelphia from Shannon today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Shannon to Philadelphia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Shannon to Philadelphia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Shannon to Philadelphia with no change fees?

Need flexible booking options for your flight to Philadelphia from Shannon? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Shannon to Philadelphia become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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.