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.

$319 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

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One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:50 pm - 6:00 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

16h 10m2 stops Dublin London Stansted

2:35 pm - 6:30 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

32h 55m2 stops London Stansted Reykjavik Keflavik Intl

$814Multiple Airlines

Mon, Nov 23 - Tue, Dec 8

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

7:40 pm - 10:25 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

21h 45m2 stops Reykjavik Keflavik Intl London Gatwick

4:00 pm - 3:15 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

28h 15m2 stops Malaga Lisbon Humberto Delgado

$820Multiple Airlines

Tue, Nov 17 - Fri, Nov 20

7:40 pm - 6:00 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

17h 20m2 stops Reykjavik Keflavik Intl London Heathrow

4:00 pm - 3:15 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

28h 15m2 stops Malaga Lisbon Humberto Delgado

$827Multiple Airlines

Mon, Nov 16 - Fri, Nov 20

5:25 pm - 10:25 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

24h 00m3 stops Lisbon Humberto Delgado Oslo Gardermoen London Stansted

7:50 am - 6:30 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

15h 40m2 stops London Heathrow Reykjavik Keflavik Intl

$857Multiple Airlines

Tue, Dec 1 - Tue, Dec 8

7:40 pm - 7:00 amIAD Washington, D.C. Dulles Intl-SNN Shannon

30h 20m2 stops Reykjavik Keflavik Intl Manchester

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

15h 35m1 stop Madrid Barajas

$864Multiple Airlines

Wed, Dec 2 - Mon, Dec 7

7:40 pm - 8:10 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

19h 30m2 stops Reykjavik Keflavik Intl Manchester

6:35 pm - 2:40 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

25h 05m2 stops Faro Lisbon Humberto Delgado

$868Multiple Airlines

Wed, Dec 2 - Mon, Dec 7

7:40 pm - 6:00 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

17h 20m3 stops Reykjavik Keflavik Intl Dublin London Stansted

7:50 am - 6:30 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

15h 40m2 stops London Heathrow Reykjavik Keflavik Intl

$878Multiple Airlines

Mon, Nov 23 - Tue, Dec 8

9:45 pm - 3:45 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

13h 00m1 stop London Heathrow

2:40 pm - 1:52 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

28h 12m2 stops New York John F Kennedy Intl Charlotte Douglas

$1,101American Airlines

Fri, Mar 5 - Sat, Mar 13

3:22 pm - 11:30 amIAD Washington, D.C. Dulles Intl-SNN Shannon

15h 08m2 stops Charlotte Douglas London Heathrow

7:50 am - 3:40 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

12h 50m1 stop London Heathrow

$2,294American Airlines

Fri, Dec 25 - Fri, Jan 1

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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

Nov 16

IAD9:55 amWashington, D.C. Dulles Intl

20h 35m

2 stops

SNN11:30 amShannon

Nov 23

SNN8:05 pmShannon

29h 18m

2 stops

IAD8:23 pmWashington, D.C. Dulles Intl

$960

Air Canada

Nov 23

IAD9:55 amWashington, D.C. Dulles Intl

20h 35m

2 stops

SNN11:30 amShannon

Dec 8

SNN7:50 amShannon

37h 36m

2 stops

IAD4:26 pmWashington, D.C. Dulles Intl

$963

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

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

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

British Airways

Nov 16

IAD9:45 pmWashington, D.C. Dulles Intl

14h 00m

1 stop

SNN4:45 pmShannon

Nov 23

SNN5:30 pmShannon

30h 50m

2 stops

IAD7:20 pmWashington, D.C. Dulles Intl

$922

British Airways

Dec 2

IAD6:05 pmWashington, D.C. Dulles Intl

12h 25m

1 stop

SNN11:30 amShannon

Dec 9

SNN7:50 amShannon

12h 50m

1 stop

IAD3:40 pmWashington, D.C. Dulles Intl

$935

British Airways

Nov 16

IAD9:45 pmWashington, D.C. Dulles Intl

16h 40m

1 stop

SNN7:25 pmShannon

Nov 23

SNN8:05 pmShannon

24h 35m

1 stop

IAD3:40 pmWashington, D.C. Dulles Intl

$946

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 11/23

8:50 pm-6:00 pm

2 stops16h 10m

Shannon

Tue 12/8

2:35 pm-6:30 pm

2 stops32h 55m

$814

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

Tue 11/17

7:40 pm-10:25 pm

2 stops21h 45m

Shannon

Fri 11/20

4:00 pm-3:15 pm

2 stops28h 15m

$820

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Mon 11/16

7:40 pm-6:00 pm

2 stops17h 20m

Shannon

Fri 11/20

4:00 pm-3:15 pm

2 stops28h 15m

$827

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Tue 12/1

5:25 pm-10:25 pm

3 stops24h 00m

Shannon

Tue 12/8

7:50 am-6:30 pm

2 stops15h 40m

$857

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Wed 12/2

7:40 pm-7:00 am

2 stops30h 20m

Shannon

Mon 12/7

5:45 am-4:20 pm

1 stop15h 35m

$864

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Wed 12/2

7:40 pm-8:10 pm

2 stops19h 30m

Shannon

Mon 12/7

6:35 pm-2:40 pm

2 stops25h 05m

$868

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Mon 11/23

7:40 pm-6:00 pm

3 stops17h 20m

Shannon

Tue 12/8

7:50 am-6:30 pm

2 stops15h 40m

$878

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Fri 3/5

9:45 pm-3:45 pm

1 stop13h 00m

Shannon

Sat 3/13

2:40 pm-1:52 pm

2 stops28h 12m

$1,101

Quickest round-trip

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Fri 12/25

3:22 pm-11:30 am

2 stops15h 08m

Shannon

Fri 1/1

7:50 am-3:40 pm

1 stop12h 50m

$2,294

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?

Aer Lingus and British Airways are the most popular carriers 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	$319
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 $319. 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 $814.

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 12,175 reviews	Search American Airlines flights
Delta	PriceFrom $681	Free Cancellation	Rating 7.8 8,652 reviews	Search Delta flights
United Airlines	PriceFrom $753	Free Cancellation	Rating 7.4 10,384 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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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

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

Our best British Airways 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

Best Price Found

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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

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An easier way to manage your Shannon, Clare trip

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