United Cheap Flights from Pittsburgh to Shannon

View €421 flight on Sun, 4 Jan 2026Opens in a new window
  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 15% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Prices were available within the past 7 days and start at €421 for one-way flights and €576 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 10 Jan - Mon, 26 Jan
PIT
Pittsburgh
SNN
Shannon
€576 Return, found 1 day ago
€576
Return
found 1 day ago
Select United flight, departing Sat, 10 Jan from Pittsburgh to Shannon, returning Mon, 26 Jan, priced at €576 found 1 day ago

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

April is typically the cheapest month to fly

From €461 - €1,224 per traveller.
Pittsburgh to Shannon route information
Origin airport
Pittsburgh Intl.
Destination airport
Shannon
Distance
5349 km

Frequently asked questions

How much is a United Airlines flight from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN)?
You'll find cheap return United Airlines flights from €576 from PIT to SNN by filtering your results from "Price (lowest to highest)" on Expedia. Or search for options from €421 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from PIT to SNN with United Airlines?
Look for return or one-way flights to Shannon in January or February. You could find a cheap fare with United Airlines during these off-peak months.
Does United Airlines fly nonstop from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN)?
Simply enter your dates, press search and use the "Nonstop" filter on Expedia to find any direct flights from PIT to SNN with United Airlines or another carrier.
What airports does United Airlines fly into in Shannon?
United Airlines flights from Pittsburgh Intl. Airport (PIT) to Shannon land at Shannon Airport (SNN). This is the main gateway to this destination.
Can I change or cancel my United Airlines flight from Pittsburgh Intl. Airport (PIT) to Shannon Airport (SNN)?
In most cases, you can cancel or change your flight, although there may be a charge if your booking was made over 24 hours ago. Need to keep your options open? Use our "Changes included" or "No cancel fee" filter to find flights that won't penalize you if you have to revise your plans. To modify your itinerary, head to "Trips," select your flight and click on "Manage Booking" for more details.

Explore a world of travel with Expedia

*Available to Expedia members.