When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Shannon Airport?

Prices for flights from Washington, D.C. Dulles Intl Airport to Shannon Airport are updated daily.

How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Shannon Airport?

As of August 2026, there are 3 operators available to choose from for flights from Washington, D.C. Dulles Intl Airport to Shannon Airport.

How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Shannon Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Shannon Airport.

What documentation or ID do you need to fly to Shannon Airport?

The required travel and health documents for your Shannon Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Shannon Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$323 Cheap Flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Shannon

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:10 pm - 7:30 amIAD Washington, D.C. Dulles Intl-SNN Shannon

13h 20m1 stop Chicago O'Hare Intl

12:30 pm - 10:59 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

15h 29m1 stop Newark

$732United Airlines

Mon, Sep 21 - Tue, Oct 6

12:38 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

16h 37m1 stop Newark

12:30 pm - 9:27 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

13h 57m1 stop Newark

$738United Airlines

Sun, Oct 4 - Thu, Oct 22

12:38 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

16h 37m1 stop Newark

12:30 pm - 10:59 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

15h 29m1 stop Newark

$738United Airlines

Sun, Oct 4 - Fri, Oct 23

11:12 am - 9:45 amIAD Washington, D.C. Dulles Intl-SNN Shannon

41h 33m2 stops Orlando London Gatwick

2:05 pm - 6:55 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

33h 50m1 stop Madrid Barajas

$787Multiple Airlines

Sat, Oct 10 - Wed, Oct 21

11:12 am - 1:30 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

21h 18m2 stops Orlando London Gatwick

2:05 pm - 6:50 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

33h 45m1 stop Madrid Barajas

$794Multiple Airlines

Wed, Sep 30 - Wed, Oct 7

9:33 am - 9:45 amIAD Washington, D.C. Dulles Intl-SNN Shannon

43h 12m2 stops Orlando London Gatwick

2:05 pm - 7:00 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

33h 55m1 stop Madrid Barajas

$796Multiple Airlines

Sat, Oct 3 - Wed, Oct 14

6:26 pm - 11:10 amIAD Washington, D.C. Dulles Intl-SNN Shannon

11h 44m1 stop New York John F Kennedy Intl

1:05 pm - 11:45 amSNN Shannon-IAD Washington, D.C. Dulles Intl

27h 40m1 stop New York John F Kennedy Intl

$881Delta

Wed, Sep 9 - Sun, Sep 13

7:15 pm - 11:10 amIAD Washington, D.C. Dulles Intl-SNN Shannon

10h 55m1 stop New York John F Kennedy Intl

1:05 pm - 11:45 amSNN Shannon-IAD Washington, D.C. Dulles Intl

27h 40m1 stop New York John F Kennedy Intl

$881Delta

Mon, Sep 7 - Sun, Sep 13

10:25 pm - 8:35 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

17h 10m1 stop London Heathrow

1:45 pm - 10:51 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

14h 06m2 stops Boston Logan Intl Charlotte Douglas

$1,230American Airlines

Mon, Sep 7 - Thu, Sep 10

7:15 pm - 11:20 amIAD Washington, D.C. Dulles Intl-SNN Shannon

11h 05m1 stop London Heathrow

1:45 pm - 11:58 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

15h 13m2 stops Boston Logan Intl Charlotte Douglas

$1,344American Airlines

Fri, Oct 16 - Sat, Oct 24

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Delta flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets

Delta

Sep 6

IAD12:29 pmWashington, D.C. Dulles Intl

17h 41m

1 stop

SNN11:10 amShannon

Sep 13

SNN1:05 pmShannon

27h 40m

1 stop

IAD11:45 amWashington, D.C. Dulles Intl

$881

Delta

Sep 7

IAD7:15 pmWashington, D.C. Dulles Intl

10h 55m

1 stop

SNN11:10 amShannon

Sep 13

SNN1:05 pmShannon

27h 40m

1 stop

IAD11:45 amWashington, D.C. Dulles Intl

$883

Delta

Sep 6

IAD11:10 amWashington, D.C. Dulles Intl

19h 00m

2 stops

SNN11:10 amShannon

Sep 13

SNN1:05 pmShannon

27h 40m

1 stop

IAD11:45 amWashington, D.C. Dulles Intl

$885

United Airlines flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets

United Airlines

Sep 21

IAD1:10 pmWashington, D.C. Dulles Intl

13h 20m

1 stop

SNN7:30 amShannon

Oct 6

SNN12:30 pmShannon

15h 29m

1 stop

IAD10:59 pmWashington, D.C. Dulles Intl

$732

United Airlines

Oct 5

IAD8:33 amWashington, D.C. Dulles Intl

20h 42m

1 stop

SNN10:15 amShannon

Oct 22

SNN12:30 pmShannon

13h 57m

1 stop

IAD9:27 pmWashington, D.C. Dulles Intl

$738

United Airlines

Oct 15

IAD5:50 pmWashington, D.C. Dulles Intl

11h 25m

1 stop

SNN10:15 amShannon

Oct 23

SNN12:30 pmShannon

15h 29m

1 stop

IAD10:59 pmWashington, D.C. Dulles Intl

$788

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Mon 9/21

1:10 pm-7:30 am

1 stop13h 20m

Shannon

Tue 10/6

12:30 pm-10:59 pm

1 stop15h 29m

$732

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Sun 10/4

12:38 pm-10:15 am

1 stop16h 37m

Shannon

Thu 10/22

12:30 pm-9:27 pm

1 stop13h 57m

$738

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Sun 10/4

12:38 pm-10:15 am

1 stop16h 37m

Shannon

Fri 10/23

12:30 pm-10:59 pm

1 stop15h 29m

$738

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Sat 10/10

11:12 am-9:45 am

2 stops41h 33m

Shannon

Wed 10/21

2:05 pm-6:55 pm

1 stop33h 50m

$787

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Wed 9/30

11:12 am-1:30 pm

2 stops21h 18m

Shannon

Wed 10/7

2:05 pm-6:50 pm

1 stop33h 45m

$794

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Sat 10/3

9:33 am-9:45 am

2 stops43h 12m

Shannon

Wed 10/14

2:05 pm-7:00 pm

1 stop33h 55m

$796

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Wed 9/9

6:26 pm-11:10 am

1 stop11h 44m

Shannon

Sun 9/13

1:05 pm-11:45 am

1 stop27h 40m

$881

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Mon 9/7

7:15 pm-11:10 am

1 stop10h 55m

Shannon

Sun 9/13

1:05 pm-11:45 am

1 stop27h 40m

$881

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Mon 9/7

10:25 pm-8:35 pm

1 stop17h 10m

Shannon

Thu 9/10

1:45 pm-10:51 pm

2 stops14h 06m

$1,230

Quickest round-trip

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Fri 10/16

7:15 pm-11:20 am

1 stop11h 05m

Shannon

Sat 10/24

1:45 pm-11:58 pm

2 stops15h 13m

$1,344

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Shannon, Clare

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Shannon?

United Airlines is the most popular carrier operating from Washington, D.C. Dulles Intl to Shannon

What airlines fly to Shannon, Clare?

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Shannon, Clare from Washington, D.C. Dulles Intl Airport according to our data. Delta is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Shannon, Clare. Keep in mind that there are 3 different airlines that fly to Shannon, Clare on a routine basis, so you have a few additional options to choose from.

When to book flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Shannon, Clare according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Shannon, Clare (IAD to SNN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Shannon, Clare

Best Price Found	$323
Fastest flight time	10h 51m
Direct flights	None

The best one-way flight to Shannon, Clare from Washington, D.C. Dulles Intl Airport in the past 72 hours is $323. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Shannon, Clare found on momondo in the last 72 hours is $732.

The fastest flight from Washington, D.C. Dulles Intl Airport to Shannon, Clare takes 10h 51m

There are no direct flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Shannon, Clare.

Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Shannon, Clare

How far is Washington, D.C. Dulles Intl to Shannon by plane?
There are 3298.1 mi between Washington, D.C. Dulles Intl and Shannon. In terms of flight time, this usually takes a little over 10h 51m.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Shannon Airport?
Prices for flights from Washington, D.C. Dulles Intl Airport to Shannon Airport are updated daily.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Shannon Airport?
As of August 2026, there are 3 operators available to choose from for flights from Washington, D.C. Dulles Intl Airport to Shannon Airport.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Shannon Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Shannon Airport.
What documentation or ID do you need to fly to Shannon Airport?
The required travel and health documents for your Shannon Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Shannon Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Washington, D.C. Dulles Intl Airport to Shannon, Clare?
Based on momondo bookings for flights between Washington, D.C. Dulles Intl Airport and Shannon, Clare, the leading airline is Delta, making up 43% of the total bookings. Other popular airlines include United Airlines with 34% and American Airlines with 23%.

Best airlines flying from Washington, D.C. Dulles Intl Airport to Shannon, Clare

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Shannon, Clare with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $157	Free Cancellation	Rating 7.8 8,499 reviews	Search Delta flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.1 11,951 reviews	Search American Airlines flights
United Airlines	PriceFrom $753	Free Cancellation	Rating 7.4 10,100 reviews	Search United Airlines flights

Limerick

Ennis

Adare

Bunratty

Lahinch

Tipperary

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Shannon?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Shannon from Washington, D.C..

Can I find flights from Washington, D.C. to Shannon with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Shannon from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to Shannon?

Once you have performed a search for Washington, D.C. to Shannon flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Shannon right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Shannon flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Delta flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets

United Airlines flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets

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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Shannon, Clare

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Shannon?

What airlines fly to Shannon, Clare?

When to book flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare

Cheap Washington, D.C. Dulles Intl Airport to Shannon, Clare (IAD to SNN) flight deals and tips

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Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Shannon, Clare

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Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Shannon, Clare with momondo

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