How does KAYAK find such low prices on flights from Washington to Shannon?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Shannon. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Shannon?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Shannon from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington to Shannon?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Shannon with an airline and back to Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Shannon?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Shannon from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

€328 CHEAP FLIGHTS from Washington to Shannon

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Flight Deals

Cheap Flights from Washington to Shannon

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Washington to Shannon that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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

Round-trip

One-way

Recent return flight deals from Washington to Shannon

Thu, 5 Mar - Wed, 11 Mar

14:10 - 16:45PDX-SNN

18h 35m2 stops

07:50 - 16:55SNN-PDX

16h 05m1 stop

€413American Airlines

Find Deal

Thu, 5 Mar - Wed, 11 Mar

14:10 - 16:45PDX-SNN

18h 35m2 stops

07:50 - 16:55SNN-PDX

16h 05m1 stop

€414American Airlines

Find Deal

Tue, 14 Oct - Tue, 21 Oct

07:00 - 10:15SEA-SNN

19h 15m2 stops

12:30 - 21:34SNN-SEA

17h 04m2 stops

€422United Airlines

Find Deal

Fri, 17 Oct - Fri, 24 Oct

06:35 - 10:15SEA-SNN

19h 40m2 stops

12:30 - 21:34SNN-SEA

17h 04m2 stops

€464United Airlines

Find Deal

Tue, 21 Oct - Fri, 31 Oct

13:30 - 11:20SEA-SNN

13h 50m1 stop

20:05 - 12:30SNN-SEA

23h 25m1 stop

€580British Airways

Find Deal

Thu, 5 Mar - Wed, 11 Mar

15:15 - 16:45PDX-SNN

17h 30m2 stops

07:50 - 09:15SNN-PDX

32h 25m3 stops

€584Multiple Airlines

Find Deal

Tue, 21 Oct - Mon, 27 Oct

20:20 - 11:20SEA-SNN

31h 00m1 stop

20:05 - 12:30SNN-SEA

23h 25m1 stop

€587British Airways

Find Deal

Thu, 5 Mar - Wed, 11 Mar

07:11 - 11:30PDX-SNN

20h 19m3 stops

07:50 - 14:45SNN-PDX

37h 55m2 stops

€588Multiple Airlines

Find Deal

Thu, 5 Mar - Wed, 11 Mar

15:15 - 16:45PDX-SNN

17h 30m2 stops

07:50 - 22:08SNN-PDX

21h 18m3 stops

€593Air Canada

Find Deal

Tue, 21 Oct - Wed, 29 Oct

05:30 - 20:35SEA-SNN

31h 05m2 stops

20:05 - 22:06SNN-SEA

33h 01m2 stops

€599Air Canada

Find Deal

Cheapest return fare

€413

American Airlines

Thu 5/3Wed 11/3

PDX - SNN • 2 stops

Cheapest one-way flight

€328

United Airlines

Tue 14/10

SEA - SNN • 1 stop

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to Shannon!

Useful Info

Low season	January
High season	August
Cheapest flight	€328

Best time to beat the crowds (5% less expensive on average)

Most popular time to fly and prices are also 3% lower on average.

Flight from Seattle to Shannon

How does KAYAK find such low prices on flights from Washington to Shannon?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Shannon.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Shannon?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Shannon from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Shannon?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Shannon with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Shannon?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Shannon from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Direct departures

Washington to Shannon

Monday

Aer Lingus, Air Canada, American Airlines, +6 more