$337 Cheap Flights from Pittsburgh (PIT) to Shannon (SNN)

View $337 flight on Tue, Nov 18, 2025Opens in a new window

Popular airlines from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN)

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Cheap Flights from Pittsburgh to Shannon (PIT-SNN)

Prices were available within the past 7 days and start at $337 for one-way flights and $536 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Aug 17 - Tue, Aug 25
PIT
Pittsburgh
SNN
Shannon
$536 Roundtrip, found 2 days ago
$536
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 17 from Pittsburgh to Shannon, returning Tue, Aug 25, priced at $536 found 2 days ago
United
Mon, Aug 17 - Tue, Aug 25
PIT
Pittsburgh
SNN
Shannon
$541 Roundtrip, found 2 days ago
$541
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 17 from Pittsburgh to Shannon, returning Tue, Aug 25, priced at $541 found 2 days ago
United
Mon, Aug 17 - Tue, Aug 25
PIT
Pittsburgh
SNN
Shannon
$542 Roundtrip, found 2 days ago
$542
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 17 from Pittsburgh to Shannon, returning Tue, Aug 25, priced at $542 found 2 days ago
Air Canada
Wed, Aug 12 - Wed, Aug 26
PIT
Pittsburgh
SNN
Shannon
$552 Roundtrip, found 5 days ago
$552
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Aug 12 from Pittsburgh to Shannon, returning Wed, Aug 26, priced at $552 found 5 days ago
Lufthansa
Wed, Aug 12 - Wed, Aug 26
PIT
Pittsburgh
SNN
Shannon
$556 Roundtrip, found 5 days ago
$556
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Wed, Aug 12 from Pittsburgh to Shannon, returning Wed, Aug 26, priced at $556 found 5 days ago
United
Mon, Aug 17 - Tue, Aug 25
PIT
Pittsburgh
SNN
Shannon
$561 Roundtrip, found 2 days ago
$561
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 17 from Pittsburgh to Shannon, returning Tue, Aug 25, priced at $561 found 2 days ago
United
Mon, Aug 17 - Tue, Aug 25
PIT
Pittsburgh
SNN
Shannon
$566 Roundtrip, found 2 days ago
$566
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 17 from Pittsburgh to Shannon, returning Tue, Aug 25, priced at $566 found 2 days ago
United
Fri, May 1 - Tue, May 5
PIT
Pittsburgh
SNN
Shannon
$592 Roundtrip, found 2 hours ago
$592
Roundtrip
found 2 hours ago
Select United flight, departing Fri, May 1 from Pittsburgh to Shannon, returning Tue, May 5, priced at $592 found 2 hours ago
American Airlines
Sat, Jan 17 - Sat, Jan 24
PIT
Pittsburgh
SNN
Shannon
$670 Roundtrip, just found
$670
Roundtrip
just found
Select American Airlines flight, departing Sat, Jan 17 from Pittsburgh to Shannon, returning Sat, Jan 24, priced at $670 just found
British Airways
Sat, Jan 17 - Sat, Jan 24
PIT
Pittsburgh
SNN
Shannon
$672 Roundtrip, just found
$672
Roundtrip
just found
Select British Airways flight, departing Sat, Jan 17 from Pittsburgh to Shannon, returning Sat, Jan 24, priced at $672 just found

Find the cheapest month to fly from Pittsburgh (PIT) to Shannon (SNN)

August is typically the cheapest month to fly

From $546 - $1,318 per traveler.

Alternative airports near Shannon

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Shannon Airport SNN. Cheapest and Closest option available. Average driving time to city center is 7 minutes. Flights from $684
SNN
Shannon Airport
CheapestClosest
Average driving time to city center7 min
Flights from $684

Frequently asked questions

How much does a flight from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN) cost?
Lock in a cheap one-way flight from $337 or cheap return flight from $536 from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN)?
August is the cheapest month to fly from PIT to SNN. Planning your trip for the off-season is often the key to finding better fares.
What is the cheapest airline that flies from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN)?
To find the cheapest airline flying from PIT to SNN, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN)?
You'll need to take a flight with a layover if you're traveling from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from PIT to SNN?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN)?
Select a flight from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN) last-minute?
Last-minute fares from PIT to SNN are generally more expensive. To secure the best prices, start looking for flights ahead of time. That said, if your travel plans are flexible, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book a PIT to SNN flight and hotel package?
You'll generally save money by booking a PIT to SNN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've selected your preferred accommodations and flights, you can add extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN)?
In most cases, you can reschedule or cancel your PIT to SNN flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want more details, go to our Customer Service portal.

Travel information

Origin airport
Pittsburgh Intl.
Destination airport
Shannon
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, JetBlue Airways, Lufthansa, United
Roundtrip price
$536
Distance
3343 mi

Book with confidence

Pittsburgh to Shannon Flights

The cheapest times to fly from Pittsburgh to Shannon

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Pittsburgh to Shannon are during the month of August. You can find some of the cheapest flights from Pittsburgh to Shannon with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pittsburgh to Shannon

Sunday is one of the best days to book for cheap flights from Pittsburgh to Shannon: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Pittsburgh to Shannon

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Pittsburgh to Shannon in 2025. You can also book with separate airlines for your outbound and return journeys, from $337 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Pittsburgh to Shannon flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Pittsburgh to Shannon airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Pittsburgh to Shannon Flights

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*Available to One Key members.