$399 Cheap Flights from Pasco (PSC) to Dublin (DUB)

View $399 flight on Mon, Nov 24, 2025Opens in a new window

Popular airlines from Tri-Cities Airport (PSC) to Dublin Airport (DUB)

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Cheap Flights from Pasco to Dublin (PSC-DUB)

Prices were available within the past 7 days and start at $399 for one-way flights and $433 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Nov 11 - Thu, Nov 20
PSC
Pasco
DUB
Dublin
$433 Roundtrip, found 5 days ago
$433
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Nov 11 from Pasco to Dublin, returning Thu, Nov 20, priced at $433 found 5 days ago
Delta
Tue, Nov 25 - Wed, Dec 3
PSC
Pasco
DUB
Dublin
$438 Roundtrip, found 3 hours ago
$438
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Nov 25 from Pasco to Dublin, returning Wed, Dec 3, priced at $438 found 3 hours ago
Delta
Mon, Nov 24 - Thu, Dec 4
PSC
Pasco
DUB
Dublin
$448 Roundtrip, found 3 hours ago
$448
Roundtrip
found 3 hours ago
Select Delta flight, departing Mon, Nov 24 from Pasco to Dublin, returning Thu, Dec 4, priced at $448 found 3 hours ago
Delta
Tue, Nov 25 - Wed, Dec 3
PSC
Pasco
DUB
Dublin
$453 Roundtrip, found 3 hours ago
$453
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Nov 25 from Pasco to Dublin, returning Wed, Dec 3, priced at $453 found 3 hours ago
Delta
Thu, Nov 27 - Thu, Dec 4
PSC
Pasco
DUB
Dublin
$458 Roundtrip, found 3 hours ago
$458
Roundtrip
found 3 hours ago
Select Delta flight, departing Thu, Nov 27 from Pasco to Dublin, returning Thu, Dec 4, priced at $458 found 3 hours ago
Delta
Tue, Nov 11 - Thu, Nov 20
PSC
Pasco
DUB
Dublin
$459 Roundtrip, found 5 days ago
$459
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Nov 11 from Pasco to Dublin, returning Thu, Nov 20, priced at $459 found 5 days ago
KLM
Sun, Nov 9 - Tue, Nov 18
PSC
Pasco
DUB
Dublin
$474 Roundtrip, found 2 days ago
$474
Roundtrip
found 2 days ago
Select KLM flight, departing Sun, Nov 9 from Pasco to Dublin, returning Tue, Nov 18, priced at $474 found 2 days ago
United
Tue, Nov 25 - Wed, Dec 3
PSC
Pasco
DUB
Dublin
$478 Roundtrip, found 3 hours ago
$478
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Nov 25 from Pasco to Dublin, returning Wed, Dec 3, priced at $478 found 3 hours ago
Air France
Tue, Nov 11 - Thu, Nov 20
PSC
Pasco
DUB
Dublin
$485 Roundtrip, found 5 days ago
$485
Roundtrip
found 5 days ago
Select Air France flight, departing Tue, Nov 11 from Pasco to Dublin, returning Thu, Nov 20, priced at $485 found 5 days ago
British Airways
Sun, Jan 11 - Tue, Jan 20
PSC
Pasco
DUB
Dublin
$632 Roundtrip, found 6 hours ago
$632
Roundtrip
found 6 hours ago
Select British Airways flight, departing Sun, Jan 11 from Pasco to Dublin, returning Tue, Jan 20, priced at $632 found 6 hours ago

Frequently asked questions

How much does a flight from Tri-Cities Airport (PSC) to Dublin Airport (DUB) cost?
Secure a cheap one-way flight from $399 or cheap return flight from $433 from Tri-Cities Airport (PSC) to Dublin Airport (DUB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Tri-Cities Airport (PSC) to Dublin Airport (DUB)?
November is the cheapest month to fly from PSC to DUB. Traveling during quieter months is often the key to better flight prices.
What is the cheapest airline that flies from Tri-Cities Airport (PSC) to Dublin Airport (DUB)?
To find the cheapest airline that'll fly you from PSC to DUB, 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 see the cheapest flights first.
How many flights per day from Tri-Cities Airport (PSC) to Dublin Airport (DUB)?
There are no daily nonstop flights available from Tri-Cities Airport (PSC) to Dublin Airport (DUB). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from PSC to DUB?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tri-Cities Airport (PSC) to Dublin Airport (DUB)?
To avoid potential delays on the Tri-Cities Airport (PSC) to Dublin Airport (DUB) route, travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**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 Tri-Cities Airport (PSC) to Dublin Airport (DUB) last-minute?
Last-minute fares from PSC to DUB are usually more expensive. To secure the lowest prices, start looking for flights as soon as possible. That being said, if you can play around with your travel dates, you may find a cheap ticket right before your trip.
Is it cheaper to book a PSC to DUB flight and hotel package?
Compared with arranging flights and hotels separately, booking a PSC to DUB flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the hassle out of planning your trip. Just pick your flights and select from our wide range of hotels, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Tri-Cities Airport (PSC) to Dublin Airport (DUB)?
In most instances, you're able to reschedule or cancel your PSC to DUB flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like further details, go to our Customer Service portal.

Travel information

Origin airport
Tri-Cities
Destination airport
Dublin
Airlines serving
Air France, American Airlines, British Airways, Delta, Finnair, KLM, Scandinavian Airlines, United
Roundtrip price
$433
Distance
4501 mi

Book with confidence

Pasco to Dublin Flights

The cheapest times to fly from Pasco to Dublin

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 Pasco to Dublin are during the month of November. You can find some of the cheapest flights from Pasco to Dublin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pasco to Dublin

Sunday is one of the best days to book for cheap flights from Pasco to Dublin: 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 Pasco to Dublin

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 Pasco to Dublin in 2025. You can also book with separate airlines for your outbound and return journeys, from $399 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 Pasco to Dublin 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 Pasco to Dublin 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.

 

Pasco to Dublin Flights
*Available to One Key members.