Cheap flights to Mason County

View €319 flight on Tue, 19 May 2026Opens in a new window

Popular airlines to Mason County

  • Alaska Airlines

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Frontier Airlines

  • JetBlue Airways

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

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

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Mason County

Prices were available within the past 7 days and start at €319 for one-way flights and €493 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Thu, 15 Oct - Sun, 25 Oct
DUB
Dublin
SEA
Seattle
€493 Return, found 2 days ago
€493
Return
found 2 days ago
Select Icelandair flight, departing Thu, 15 Oct from Dublin to Seattle, returning Sun, 25 Oct, priced at €493 found 2 days ago
Finnair
Tue, 16 Jun - Mon, 29 Jun
DUB
Dublin
SEA
Seattle
€507 Return, found 2 days ago
€507
Return
found 2 days ago
Select Finnair flight, departing Tue, 16 Jun from Dublin to Seattle, returning Mon, 29 Jun, priced at €507 found 2 days ago
Scandinavian Airlines
Sat, 23 May - Sat, 30 May
DUB
Dublin
SEA
Seattle
€512 Return, found 15 hours ago
€512
Return
found 15 hours ago
Select Scandinavian Airlines flight, departing Sat, 23 May from Dublin to Seattle, returning Sat, 30 May, priced at €512 found 15 hours ago
British Airways
Wed, 3 Jun - Mon, 8 Jun
DUB
Dublin
SEA
Seattle
€513 Return, found 4 days ago
€513
Return
found 4 days ago
Select British Airways flight, departing Wed, 3 Jun from Dublin to Seattle, returning Mon, 8 Jun, priced at €513 found 4 days ago
Condor
Tue, 15 Sept - Tue, 29 Sept
BUD
Budapest
SEA
Seattle
€520 Return, found 4 days ago
€520
Return
found 4 days ago
Select Condor flight, departing Tue, 15 Sept from Budapest to Seattle, returning Tue, 29 Sept, priced at €520 found 4 days ago
Aer Lingus
Tue, 9 Jun - Tue, 23 Jun
DUB
Dublin
SEA
Seattle
€524 Return, found 8 hours ago
€524
Return
found 8 hours ago
Select Aer Lingus flight, departing Tue, 9 Jun from Dublin to Seattle, returning Tue, 23 Jun, priced at €524 found 8 hours ago
Iberia
Fri, 22 May - Tue, 26 May
DUB
Dublin
SEA
Seattle
€529 Return, found 1 day ago
€529
Return
found 1 day ago
Select Iberia flight, departing Fri, 22 May from Dublin to Seattle, returning Tue, 26 May, priced at €529 found 1 day ago
American Airlines
Sat, 2 May - Sat, 16 May
DUB
Dublin
SEA
Seattle
€529 Return, just found
€529
Return
just found
Select American Airlines flight, departing Sat, 2 May from Dublin to Seattle, returning Sat, 16 May, priced at €529 just found
KLM
Thu, 4 Jun - Tue, 9 Jun
DUB
Dublin
SEA
Seattle
€532 Return, found 1 day ago
€532
Return
found 1 day ago
Select KLM flight, departing Thu, 4 Jun from Dublin to Seattle, returning Tue, 9 Jun, priced at €532 found 1 day ago
Air France
Wed, 3 Jun - Mon, 8 Jun
DUB
Dublin
SEA
Seattle
€535 Return, found 4 days ago
€535
Return
found 4 days ago
Select Air France flight, departing Wed, 3 Jun from Dublin to Seattle, returning Mon, 8 Jun, priced at €535 found 4 days ago

Trending flights to Mason County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Thu, 15 Oct - Sun, 25 Oct
DUB
Dublin
SEA
Seattle
€493 Return, found 2 days ago
€493
Return
found 2 days ago
Select Icelandair flight, departing Thu, 15 Oct from Dublin to Seattle, returning Sun, 25 Oct, priced at €493 found 2 days ago

Frequently asked questions

How do I find cheap flights to Mason County that have flexible change policies?
It's as easy as 1-2-3 with Expedia. Firstly, enter your travel details and click "Search." Next step? Check "No change fee" just below the "Flexible change policies" filter on the top left of your screen. Step 3. Grab your flexible and cheap ticket to Mason County.
Which airlines fly to Mason County?
When you're ready to reserve your seat to or near Mason County, these top airlines look forward to welcoming you aboard:

  • Alaska Airlines - 8,781 flights to or near Mason County each month, including 8,781 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • Delta Air Lines - 4,186 flights to or near Mason County each month, including 4,186 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
  • United Airlines - 828 flights to or near Mason County each month, including 828 flights to Seattle - Tacoma Intl. Airport (SEA) per month.

How can I find cheap tickets to Mason County?
Book well ahead of time, travel on a cheaper day, avoid peak travel periods — there's no shortage of ways! Another one is to use Expedia's "flexible dates" function. Find your Mason County flight, then check out the cheapest prices for nearby dates. In the last seven days, the best price for a flight to Mason County was €493.
How much is a flight to Mason County?
If you were journeying one way from Dublin (DUB), you could've nabbed a low-cost fare for just €319 in the last seven days. Round-trip flights to Mason County ranged from €493 to €536 over the same period.
What are the most popular airports to fly into in Mason County?
Mason County's primary gateway is Seattle - Tacoma Intl. Airport (SEA). Get your next awesome journey underway by securing an airfare on one of the 15,456 flights per month to this destination.
How much is a plane ticket to Mason County?
In the last seven days, journeys to Mason County varied between €493 and €536. Prices generally depend on the time of departure, cabin class, airline and when the fare is booked.
What is the best time to go to Mason County?
Shelton, Mason County's most populated city, is a superb destination to tour around at anytime. Not a fan of chilly weather? Then head here from June 20 onward in summer, when temperatures fluctuate from 10ºC to 24ºC. March, September and October is when Shelton lures the biggest crowds.
What months are the cheapest to book a flight to Mason County?
Reserve your ticket in February for bargain flight deals to Mason County. The festive month of December is often the most expensive time to buy an airfare.

Explore a world of travel with Expedia

*Available to Expedia members.