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 October 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.

$335 Cheap Flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare in 2026/27

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.

5:50 pm - 3:00 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

16h 10m1 stop Madrid Barajas

5:45 am - 4:20 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

15h 35m1 stop Madrid Barajas

$587Multiple Airlines

Thu, Jan 21 - Mon, Jan 25

5:20 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

11h 55m1 stop Newark

12:30 pm - 8:33 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

13h 03m1 stop Newark

$754United Airlines

Sun, Apr 11 - Wed, Apr 21

5:20 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

11h 55m1 stop Newark

12:30 pm - 8:33 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

13h 03m1 stop Newark

$754United Airlines

Mon, Apr 12 - Wed, Apr 21

5:20 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

11h 55m1 stop Newark

12:30 pm - 8:33 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

13h 03m1 stop Newark

$754United Airlines

Mon, Apr 12 - Tue, Apr 20

5:20 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

11h 55m1 stop Newark

12:30 pm - 11:00 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

15h 30m1 stop Newark

$754United Airlines

Sun, Apr 11 - Tue, Apr 20

5:50 pm - 3:00 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

16h 10m1 stop Madrid Barajas

5:45 am - 7:05 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

18h 20m2 stops Madrid Barajas Casablanca Mohamed V

$801Multiple Airlines

Thu, Jan 21 - Mon, Jan 25

12:35 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

16h 40m1 stop Newark

12:30 pm - 8:33 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

13h 03m1 stop Newark

$803Lufthansa

Sun, Apr 11 - Tue, Apr 20

10:30 pm - 7:25 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

15h 55m2 stops Lisbon Humberto Delgado London Heathrow

7:50 am - 3:15 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

36h 25m2 stops London Heathrow Lisbon Humberto Delgado

$820Multiple Airlines

Wed, Dec 2 - Wed, Dec 9

10:30 pm - 7:25 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

15h 55m2 stops Lisbon Humberto Delgado London Heathrow

7:50 am - 3:15 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

36h 25m2 stops London Heathrow Lisbon Humberto Delgado

$835Multiple Airlines

Wed, Jan 13 - Sun, Jan 17

7:15 pm - 4:10 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

15h 55m1 stop London Heathrow

1:45 pm - 11:59 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

15h 14m2 stops Boston Logan Intl Charlotte Douglas

$1,087American Airlines

Thu, Apr 8 - Sat, Apr 17

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

Apr 11

IAD5:20 pmWashington, D.C. Dulles Intl

11h 55m

1 stop

SNN10:15 amShannon

Apr 20

SNN12:30 pmShannon

15h 30m

1 stop

IAD11:00 pmWashington, D.C. Dulles Intl

$754

United Airlines

Apr 8

IAD5:20 pmWashington, D.C. Dulles Intl

11h 55m

1 stop

SNN10:15 amShannon

Apr 18

SNN12:30 pmShannon

13h 03m

1 stop

IAD8:33 pmWashington, D.C. Dulles Intl

$864

United Airlines

Apr 9

IAD10:10 pmWashington, D.C. Dulles Intl

31h 05m

1 stop

SNN10:15 amShannon

Apr 18

SNN12:30 pmShannon

13h 03m

1 stop

IAD8:33 pmWashington, D.C. Dulles Intl

$869

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

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

Air Canada

Apr 11

IAD1:20 pmWashington, D.C. Dulles Intl

17h 00m

2 stops

SNN11:20 amShannon

Apr 21

SNN7:30 amShannon

18h 30m

2 stops

IAD9:00 pmWashington, D.C. Dulles Intl

$984

Air Canada

Nov 15

IAD9:55 amWashington, D.C. Dulles Intl

20h 35m

2 stops

SNN11:30 amShannon

Nov 22

SNN8:05 pmShannon

29h 05m

3 stops

IAD8:10 pmWashington, D.C. Dulles Intl

$1,015

Air Canada

Dec 4

IAD9:55 amWashington, D.C. Dulles Intl

20h 35m

2 stops

SNN11:30 amShannon

Dec 11

SNN7:50 amShannon

17h 33m

2 stops

IAD8:23 pmWashington, D.C. Dulles Intl

$1,016

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

Thu 1/21

5:50 pm-3:00 pm

1 stop16h 10m

Shannon

Mon 1/25

5:45 am-4:20 pm

1 stop15h 35m

$587

Quickest round-trip

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Sun 4/11

5:20 pm-10:15 am

1 stop11h 55m

Shannon

Wed 4/21

12:30 pm-8:33 pm

1 stop13h 03m

$754

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Mon 4/12

5:20 pm-10:15 am

1 stop11h 55m

Shannon

Wed 4/21

12:30 pm-8:33 pm

1 stop13h 03m

$754

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Mon 4/12

5:20 pm-10:15 am

1 stop11h 55m

Shannon

Tue 4/20

12:30 pm-8:33 pm

1 stop13h 03m

$754

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Sun 4/11

5:20 pm-10:15 am

1 stop11h 55m

Shannon

Tue 4/20

12:30 pm-11:00 pm

1 stop15h 30m

$754

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Thu 1/21

5:50 pm-3:00 pm

1 stop16h 10m

Shannon

Mon 1/25

5:45 am-7:05 pm

2 stops18h 20m

$801

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Sun 4/11

12:35 pm-10:15 am

1 stop16h 40m

Shannon

Tue 4/20

12:30 pm-8:33 pm

1 stop13h 03m

$803

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Wed 12/2

10:30 pm-7:25 pm

2 stops15h 55m

Shannon

Wed 12/9

7:50 am-3:15 pm

2 stops36h 25m

$820

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Wed 1/13

10:30 pm-7:25 pm

2 stops15h 55m

Shannon

Sun 1/17

7:50 am-3:15 pm

2 stops36h 25m

$835

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Thu 4/8

7:15 pm-4:10 pm

1 stop15h 55m

Shannon

Sat 4/17

1:45 pm-11:59 pm

2 stops15h 14m

$1,087

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?

British Airways 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 40% 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	$335
Fastest flight time	12h 25m
Direct flights	None

The best one-way flight to Shannon, Clare from Washington, D.C. Dulles Intl Airport in the past 72 hours is $335. 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 $587.

The fastest flight from Washington, D.C. Dulles Intl Airport to Shannon, Clare takes 12h 25m

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 12h 25m.
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 October 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 40% of the total bookings. Other popular airlines include United Airlines with 36% and American Airlines with 24%.

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
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.0 12,190 reviews	Search American Airlines flights
Delta	PriceFrom $681	Free Cancellation	Rating 7.8 8,668 reviews	Search Delta flights
United Airlines	PriceFrom $753	Free Cancellation	Rating 7.3 10,419 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.

An easier way to manage your Shannon, Clare trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sun 11/22

Sun 11/29

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland

Nearby airports

Airlines

Cabin classes

Other Ireland destinations

Other flights from Washington, D.C. Dulles Intl Airport

Complete your trip

Feeling lucky

Airports servicing Ireland

Cheap flights from Washington, D.C. Dulles Intl Airport to Shannon from $335

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

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

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

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

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

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.

See travel insights to Shannon from

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

Best Price Found

Fastest flight time

Direct flights

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

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

Traveling to a place near Shannon?

Why use momondo?

An easier way to manage your Shannon, Clare trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Airports servicing Ireland

Fly your favorite airline to Shannon

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Shannon

List of cabin classes available on flights landing in Shannon. Availability may vary depending on flight origin and airline.

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Washington, D.C. Dulles Intl Airport

According to popular flight searches on momondo this year

Complete your trip to Shannon

Explore popular destinations other users love

According to popular flight searches on momondo this year