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 round-trip 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>

$291 CHEAP FLIGHTS from Washington to Shannon

SNN

KAYAK searches hundreds of travel sites at once for deals on flights to Shannon

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$493

United Airlines

Fri 4/3Wed 4/15

PDX - SNN • 2 stops

Cheapest one-way

$291

United Airlines

Thu 8/6

PDX - SNN • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Shannon!

Flight Deals

Cheap Flights from Washington to Shannon

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

Round-trip

One-way

Recent round-trip flight deals from Washington to Shannon

Fri, Apr 3 - Wed, Apr 15

10:55 pm - 10:15 am

PDX

SNN

27h 20m

2 stops

12:30 pm - 10:54 pm

SNN

PDX

18h 24m

2 stops

$493United Airlines

Wed, Apr 8 - Tue, Apr 14

11:15 pm - 10:15 am

PDX

SNN

27h 00m

1 stop

12:30 pm - 9:59 pm

SNN

PDX

17h 29m

1 stop

$543Lufthansa

Tue, Apr 14 - Sat, Apr 25

11:59 pm - 10:15 am

SEA

SNN

26h 16m

2 stops

12:30 pm - 10:39 am

SNN

SEA

30h 09m

2 stops

$543United Airlines

Wed, Feb 25 - Wed, Mar 4

8:05 pm - 7:25 pm

SEA

SNN

15h 20m

2 stops

7:50 am - 6:20 pm

SNN

SEA

18h 30m

2 stops

$634Aer Lingus

Wed, Feb 25 - Wed, Mar 4

8:05 pm - 7:25 pm

SEA

SNN

15h 20m

2 stops

7:50 am - 6:20 pm

SNN

SEA

18h 30m

2 stops

$657Aer Lingus

Thu, Apr 9 - Wed, Apr 15

7:05 am - 4:10 pm

PDX

SNN

25h 05m

2 stops

9:15 pm - 5:40 pm

SNN

PDX

28h 25m

1 stop

$660Multiple Airlines

Wed, Mar 25 - Wed, Apr 1

5:40 am - 11:30 am

SEA

SNN

22h 50m

3 stops

9:15 pm - 9:53 pm

SNN

SEA

32h 38m

2 stops

$688Air Canada

Tue, Feb 24 - Tue, Mar 3

7:15 am - 7:25 pm

SEA

SNN

28h 10m

2 stops

8:05 pm - 6:20 pm

SNN

SEA

30h 15m

2 stops

$690British Airways

Wed, Feb 25 - Wed, Mar 4

6:50 pm - 7:25 pm

SEA

SNN

16h 35m

1 stop

7:50 am - 6:20 pm

SNN

SEA

18h 30m

2 stops

$692British Airways

Wed, Mar 4 - Wed, Mar 11

10:05 am - 4:45 pm

SEA

SNN

22h 40m

2 stops

7:50 am - 10:16 pm

SNN

SEA

21h 26m

2 stops

$706Air Canada

Useful Info

Low season	January
High season	August
Cheapest flight	$291

Best time to beat the crowds with an average 20% drop in price.

Most popular time to fly and prices are also 8% lower on average.

Flight from Portland 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 round-trip 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.

Lahinch

Nenagh

Killaloe

Everything you need to know for your flight to Shannon

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Shannon

Shannon (SNN)

SNN

$291 Find Cheap Flights from Washington to Shannon

KAYAK searches hundreds of travel sites at once for deals on flights to Shannon

Everything you should know

Cheap Flights from Washington to Shannon

Recent round-trip flight deals from Washington to Shannon

Recent one-way flight deals from Washington to Shannon

Good to know

FAQs for booking flights from Washington 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 round-trip 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.

Traveling to a place near Shannon?

Everything you need to know for your flight to Shannon

Information on the airport you'll fly into in Shannon

Cabin class types available on flights to Washington

Complete your trip to Shannon with a hotel stay or car rental

Find direct flights for Shannon

Flights to other popular destinations

Flights from domestic origins to Shannon

Choose which airport to fly into in Shannon

Find deals for your return flight