PHL - SNN

€360 Find Cheap Flights from Philadelphia to Shannon – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
€658
Typical prices: €665-€1,058
United Airlines
Wed 18/4Sat 21/4
PHL - SNN • 2 stops
Cheapest one-way flight
€360
Typical prices: €363-€613
Multiple Airlines
Wed 28/2
PHL - SNN • 2 stops
Direct flights
Not available
There are currently no direct flights between Philadelphia and Shannon. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 50% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Boston Logan Intl (BOS)
Cheapest • Avg €759 (return)
London Heathrow (LHR)
Shortest trip • 12h 23m (one-way)
Insights
Insights
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We hope you enjoy your trip to Shannon!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Philadelphia to Shannon (PHL-SNN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Philadelphia to Shannon

Sun, 18 Apr - Wed, 21 Apr
United Airlines Logo
06:10 - 10:15PHL  Philadelphia-SNN Shannon
23h 05m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
12:30 - 00:37SNN  Shannon-PHL Philadelphia
17h 07m2 stops Newark Chicago O'Hare Intl
€658United Airlines
Sat, 17 Apr - Fri, 23 Apr
United Airlines Logo
14:37 - 10:15PHL  Philadelphia-SNN Shannon
38h 38m2 stops Washington, D.C. Dulles Intl Newark
United Airlines Logo
12:30 - 00:37SNN  Shannon-PHL Philadelphia
17h 07m2 stops Newark Chicago O'Hare Intl
€668United Airlines
Mon, 5 Apr - Sun, 11 Apr
United Airlines Logo
14:37 - 10:15PHL  Philadelphia-SNN Shannon
14h 38m2 stops Washington, D.C. Dulles Intl Newark
United Airlines Logo
12:30 - 00:37SNN  Shannon-PHL Philadelphia
17h 07m2 stops Newark Chicago O'Hare Intl
€703United Airlines
Fri, 16 Apr - Wed, 21 Apr
United Airlines Logo
20:00 - 10:15PHL  Philadelphia-SNN Shannon
33h 15m2 stops Washington, D.C. Dulles Intl Newark
United Airlines Logo
12:30 - 00:37SNN  Shannon-PHL Philadelphia
17h 07m2 stops Newark Chicago O'Hare Intl
€713United Airlines
Mon, 5 Apr - Sat, 10 Apr
United Airlines Logo
14:37 - 10:15PHL  Philadelphia-SNN Shannon
14h 38m2 stops Washington, D.C. Dulles Intl Newark
United Airlines Logo
12:30 - 00:37SNN  Shannon-PHL Philadelphia
17h 07m2 stops Newark Chicago O'Hare Intl
€770United Airlines
Sun, 4 Apr - Sat, 10 Apr
United Airlines Logo
20:00 - 10:15PHL  Philadelphia-SNN Shannon
33h 15m2 stops Washington, D.C. Dulles Intl Newark
United Airlines Logo
12:30 - 00:37SNN  Shannon-PHL Philadelphia
17h 07m2 stops Newark Chicago O'Hare Intl
€780United Airlines
Sun, 8 Nov - Tue, 10 Nov
Aer Lingus Logo
07:00 - 05:50PHL  Philadelphia-SNN Shannon
17h 50m1 stop Boston Logan Intl
Aer Lingus Logo
20:05 - 16:10SNN  Shannon-PHL Philadelphia
25h 05m2 stops London Heathrow Dublin
€823Aer Lingus
Tue, 13 Apr - Thu, 22 Apr
British Airways Logo
19:20 - 20:35PHL  Philadelphia-SNN Shannon
20h 15m1 stop London Heathrow
British Airways Logo
07:30 - 18:55SNN  Shannon-PHL Philadelphia
16h 25m2 stops London Heathrow Dublin
€830British Airways
Sun, 8 Nov - Tue, 10 Nov
Aer Lingus Logo
07:00 - 05:50PHL  Philadelphia-SNN Shannon
17h 50m1 stop Boston Logan Intl
Aer Lingus Logo
14:00 - 20:37SNN  Shannon-PHL Philadelphia
11h 37m1 stop Boston Logan Intl
€830Aer Lingus
Mon, 19 Apr - Fri, 23 Apr
British Airways Logo
18:45 - 16:10PHL  Philadelphia-SNN Shannon
16h 25m1 stop London Heathrow
British Airways Logo
07:30 - 16:40SNN  Shannon-PHL Philadelphia
14h 10m1 stop London Heathrow
€834British Airways
Booking Insights

Price, demand, and travel trends for Philadelphia to Shannon flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Philadelphia to Shannon?

Return flights from Philadelphia to Shannon typically range from €665 to €1,058. The lowest price found in the past 5 days was €658 on United Airlines.

What's the cheapest day of the week to fly from Philadelphia to Shannon?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Philadelphia to Shannon. It's 17% cheaper than the average day, while Tuesday is the most expensive, with prices 34% higher.

What is the cheapest month to fly from Philadelphia to Shannon?

•February is the cheapest month to fly from Philadelphia to Shannon at €393 return.
•January (€1,325) and June (€1,292) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 237% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Philadelphia to Shannon flights

Low season

January

Cheapest flight

€360
Beat the crowds with an average 70% drop in travellers.
The most popular month to fly with an average 90% increase in travellers.
One-way flight from Philadelphia to Shannon

When to book flights from Philadelphia to Shannon

Are your dates flexible? Find out the best times to travel from Philadelphia to Shannon based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Philadelphia to Shannon flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • How long is a flight from Philadelphia to Shannon?

    A direct flight from Philadelphia to Shannon takes 00m, covering 8,196 km.

  • Do I need a passport to fly from Philadelphia to Shannon?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Philadelphia to Shannon flight?

    Return flights from Philadelphia to Shannon range from €665 to €1,058, with an average of €787 over the past 12 months. Anything below €665 counts as a good deal.

  • Have flight prices from Philadelphia to Shannon changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about €658 to €5,533. That means the highest observed fare was about 8x higher than the lowest one.

  • How are flight prices from Philadelphia to Shannon looking right now?

    One-way fares from Philadelphia to Shannon are currently lower than usual. Average one-way flight prices are about €397, which is 22% below the typical average for this route.

  • Which airports can I use when flying from Philadelphia to Shannon?

    Flights from Philadelphia to Shannon usually depart from Philadelphia (PHL) and arrive at Shannon (SNN).

  • Which airports do connecting flights from Philadelphia to Shannon pass through?

    One-stop flights from Philadelphia to Shannon most commonly connect through:

    • London Heathrow (LHR) – 54% of one-stop connections
    • Boston Logan Intl (BOS) – 39% of one-stop connections
    • Chicago O'Hare Intl (ORD) – 7% of one-stop connections

  • Can I save money by using flexible dates for flights from Philadelphia to Shannon?

    Yes. Flexible dates can save you up to 38% on flights from Philadelphia to Shannon. Wednesday is the cheapest departure day at €659 return on average, while Tuesday is the most expensive at €1,058, a difference of €399.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Philadelphia to Shannon?

    Flying via Boston Logan Intl (BOS) gives the shortest average 1-stop total travel time of 10h 25m, compared to 12h 23m via London Heathrow (LHR) and 13h 10m via Chicago O'Hare Intl (ORD).

  • What is the time difference between Philadelphia and Shannon?

    Shannon is 4 hours ahead of Philadelphia (Irish Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Philadelphia to Shannon flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Tuesday. On this route, Wednesday flights average €659, about €399 less than Tuesday fares (38% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Philadelphia to Shannon trip for February. Fares historically average €393 return in that month – typically €932 less than the most expensive month, which is January (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Shannon Airport.

    • Park Inn by Radisson Shannon Airport
    • Treacys Oakwood Hotel, Shannon
    • Carrygerry Country House

More options for your flight from Philadelphia to Shannon

Complete your trip to Shannon with a hotel stay or car hire

Car hire in Shannon
Hotels in Shannon
Holidays in Shannon