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.

$309 CHEAP FLIGHTS from Washington to Shannon

Save 20% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

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

Last minute

Recent round-trip flight deals from Washington to Shannon

Sun, Aug 16 - Tue, Sep 1

11:00 pm - 7:30 am

SEA

SNN

24h 30m

1 stop

9:30 am - 7:07 pm

SNN

SEA

17h 37m

1 stop

$805United Airlines

Mon, Aug 24 - Thu, Sep 3

5:00 am - 7:30 am

SEA

SNN

18h 30m

2 stops

9:30 am - 4:07 pm

SNN

SEA

14h 37m

1 stop

$813United Airlines

Wed, Sep 2 - Wed, Sep 9

5:00 am - 10:15 am

SEA

SNN

21h 15m

2 stops

12:30 pm - 11:36 pm

SNN

SEA

19h 06m

1 stop

$817United Airlines

Fri, Oct 9 - Wed, Oct 21

11:59 pm - 10:15 am

PDX

SNN

26h 16m

2 stops

12:30 pm - 9:27 pm

SNN

PDX

16h 57m

1 stop

$832United Airlines

Sun, Aug 16 - Mon, Aug 31

5:00 am - 7:30 am

SEA

SNN

18h 30m

2 stops

9:30 am - 11:26 pm

SNN

SEA

21h 56m

3 stops

$854United Airlines

Sun, Aug 16 - Mon, Aug 31

5:00 am - 7:30 am

SEA

SNN

18h 30m

2 stops

9:30 am - 9:15 pm

SNN

SEA

19h 45m

2 stops

$856United Airlines

Sat, Sep 5 - Sat, Sep 19

11:02 pm - 10:15 am

PDX

SNN

27h 13m

2 stops

9:30 am - 3:56 pm

SNN

PDX

14h 26m

1 stop

$860United Airlines

Sat, Sep 5 - Sat, Sep 19

10:35 pm - 11:10 am

PDX

SNN

28h 35m

1 stop

1:05 pm - 9:03 pm

SNN

PDX

15h 58m

1 stop

$868Delta

Fri, Oct 9 - Wed, Oct 21

10:33 pm - 10:15 am

PDX

SNN

27h 42m

1 stop

12:30 pm - 9:27 pm

SNN

PDX

16h 57m

1 stop

$885Lufthansa

Fri, Oct 9 - Wed, Oct 21

7:45 pm - 8:35 pm

PDX

SNN

40h 50m

2 stops

7:30 am - 7:06 pm

SNN

PDX

19h 36m

3 stops

$1,031Multiple Airlines

Useful Info

Low season	January
High season	August
Cheapest flight	$309

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

Most popular time to fly and prices are also 6% 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 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

$309 Find Cheap Flights from Washington to Shannon - Compare and Save

Cheap Flights from Washington to Shannon

Recent round-trip flight deals from Washington to Shannon

Recent one-way flight deals from Washington to Shannon

Recent last minute flight deals from Washington to Shannon

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Washington to Shannon

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