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 September 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.

$324 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.

8:30 pm - 8:20 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

18h 50m2 stops Reykjavik Keflavik Intl London Gatwick

4:50 pm - 10:15 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

34h 25m2 stops London Heathrow Reykjavik Keflavik Intl

$747Multiple Airlines

Tue, Oct 13 - Tue, Oct 20

8:30 pm - 3:40 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

14h 10m2 stops Reykjavik Keflavik Intl Manchester

11:50 am - 3:45 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

32h 55m3 stops Malaga Casablanca Mohamed V Riyadh King Khaled Intl

$770Multiple Airlines

Mon, Sep 28 - Tue, Oct 13

8:33 am - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

20h 42m1 stop Newark

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

13h 57m1 stop Newark

$773United Airlines

Mon, Sep 28 - Tue, Oct 13

8:33 am - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

20h 42m1 stop Newark

12:30 pm - 4:23 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

32h 53m1 stop Newark

$777United Airlines

Sun, Sep 27 - Tue, Oct 13

8:33 am - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

20h 42m1 stop Newark

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

13h 57m1 stop Newark

$786United Airlines

Tue, Oct 13 - Tue, Oct 20

7:40 pm - 7:20 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

18h 40m2 stops Reykjavik Keflavik Intl London Gatwick

5:30 pm - 6:30 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

30h 00m2 stops London Heathrow Reykjavik Keflavik Intl

$847Multiple Airlines

Sat, Nov 7 - Sun, Nov 15

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

19h 30m2 stops Reykjavik Keflavik Intl Manchester

5:30 pm - 6:30 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

30h 00m2 stops London Heathrow Reykjavik Keflavik Intl

$849Multiple Airlines

Wed, Nov 11 - Tue, Nov 17

9:11 am - 5:50 amIAD Washington, D.C. Dulles Intl-SNN Shannon

15h 39m2 stops Charlotte Douglas Boston Logan Intl

7:50 am - 7:55 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

17h 05m1 stop London Heathrow

$1,343American Airlines

Sat, Dec 19 - Sat, Dec 26

6:00 am - 6:20 amIAD Washington, D.C. Dulles Intl-SNN Shannon

19h 20m2 stops Charlotte Douglas Boston Logan Intl

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

12h 50m1 stop London Heathrow

$1,343American Airlines

Sat, Dec 19 - Sat, Dec 26

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

$1,425American Airlines

Mon, Sep 28 - Mon, Oct 5

Cheap last minute flights

Enter your travel dates to find the best prices.

3:40 pm - 7:30 amIAD Washington, D.C. Dulles Intl-SNN Shannon

10h 50m1 stop Chicago O'Hare Intl

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

15h 29m1 stop Newark

$1,025United Airlines

Fri, Sep 4 - Sat, Sep 12

10:41 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

30h 34m1 stop Newark

12:30 pm - 9:28 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

13h 58m1 stop Newark

$1,031United Airlines

Fri, Sep 4 - Sat, Sep 12

10:27 pm - 7:30 amIAD Washington, D.C. Dulles Intl-SNN Shannon

28h 03m1 stop Chicago O'Hare Intl

9:30 am - 4:01 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

11h 31m1 stop Chicago O'Hare Intl

$1,032United Airlines

Fri, Sep 4 - Sat, Sep 12

10:41 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

30h 34m1 stop Newark

9:30 am - 12:47 amSNN Shannon-IAD Washington, D.C. Dulles Intl

20h 17m1 stop Chicago O'Hare Intl

$1,057United Airlines

Sat, Sep 5 - Sun, Sep 20

5:00 pm - 11:25 amIAD Washington, D.C. Dulles Intl-SNN Shannon

13h 25m1 stop Madrid Barajas

7:30 am - 10:45 amSNN Shannon-IAD Washington, D.C. Dulles Intl

56h 15m2 stops London Stansted Toronto Pearson Intl

$1,072Multiple Airlines

Sat, Sep 5 - Sun, Sep 20

12:29 pm - 11:10 amIAD Washington, D.C. Dulles Intl-SNN Shannon

17h 41m1 stop New York John F Kennedy Intl

1:05 pm - 12:41 amSNN Shannon-IAD Washington, D.C. Dulles Intl

16h 36m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$1,106KLM

Sat, Sep 5 - Sun, Sep 20

12:30 pm - 11:10 amIAD Washington, D.C. Dulles Intl-SNN Shannon

17h 40m2 stops Detroit Metropolitan Wayne County New York LaGuardia

1:05 pm - 12:41 amSNN Shannon-IAD Washington, D.C. Dulles Intl

16h 36m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$1,106Multiple Airlines

Sat, Sep 5 - Sun, Sep 20

12:30 pm - 11:10 amIAD Washington, D.C. Dulles Intl-SNN Shannon

17h 40m2 stops Detroit Metropolitan Wayne County New York LaGuardia

1:05 pm - 12:41 amSNN Shannon-IAD Washington, D.C. Dulles Intl

16h 36m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$1,168Multiple Airlines

Sat, Sep 5 - Sun, Sep 20

7:57 am - 6:00 amIAD Washington, D.C. Dulles Intl-SNN Shannon

17h 03m2 stops Charlotte Douglas New York John F Kennedy Intl

2:30 pm - 12:59 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

27h 29m2 stops New York John F Kennedy Intl Charlotte Douglas

$1,328American Airlines

Fri, Sep 4 - Sat, Sep 12

7:57 am - 6:00 amIAD Washington, D.C. Dulles Intl-SNN Shannon

17h 03m2 stops Charlotte Douglas New York John F Kennedy Intl

2:30 pm - 12:59 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

27h 29m2 stops New York John F Kennedy Intl Charlotte Douglas

$1,370American Airlines

Fri, Sep 4 - Sat, Sep 12

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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

Oct 18

IAD5:20 pmWashington, D.C. Dulles Intl

41h 50m

2 stops

SNN4:10 pmShannon

Nov 2

SNN8:05 pmShannon

29h 18m

2 stops

IAD8:23 pmWashington, D.C. Dulles Intl

$894

Air Canada

Nov 11

IAD4:30 pmWashington, D.C. Dulles Intl

14h 00m

2 stops

SNN11:30 amShannon

Nov 25

SNN7:50 amShannon

18h 36m

2 stops

IAD9:26 pmWashington, D.C. Dulles Intl

$928

Air Canada

Sep 27

IAD3:45 pmWashington, D.C. Dulles Intl

19h 25m

2 stops

SNN4:10 pmShannon

Oct 13

SNN7:30 amShannon

17h 55m

2 stops

IAD8:25 pmWashington, D.C. Dulles Intl

$961

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 28

IAD8:33 amWashington, D.C. Dulles Intl

20h 42m

1 stop

SNN10:15 amShannon

Oct 13

SNN12:30 pmShannon

13h 57m

1 stop

IAD9:27 pmWashington, D.C. Dulles Intl

$773

United Airlines

Sep 27

IAD8:33 amWashington, D.C. Dulles Intl

20h 42m

1 stop

SNN10:15 amShannon

Oct 13

SNN12:30 pmShannon

32h 53m

1 stop

IAD4:23 pmWashington, D.C. Dulles Intl

$777

United Airlines

Oct 14

IAD6:45 amWashington, D.C. Dulles Intl

22h 30m

1 stop

SNN10:15 amShannon

Oct 21

SNN12:30 pmShannon

13h 57m

1 stop

IAD9:27 pmWashington, D.C. Dulles Intl

$786

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

Tue 10/13

8:30 pm-8:20 pm

2 stops18h 50m

Shannon

Tue 10/20

4:50 pm-10:15 pm

2 stops34h 25m

$747

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Mon 9/28

8:30 pm-3:40 pm

2 stops14h 10m

Shannon

Tue 10/13

11:50 am-3:45 pm

3 stops32h 55m

$770

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Mon 9/28

8:33 am-10:15 am

1 stop20h 42m

Shannon

Tue 10/13

12:30 pm-9:27 pm

1 stop13h 57m

$773

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Sun 9/27

8:33 am-10:15 am

1 stop20h 42m

Shannon

Tue 10/13

12:30 pm-4:23 pm

1 stop32h 53m

$777

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Tue 10/13

8:33 am-10:15 am

1 stop20h 42m

Shannon

Tue 10/20

12:30 pm-9:27 pm

1 stop13h 57m

$786

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Sat 11/7

7:40 pm-7:20 pm

2 stops18h 40m

Shannon

Sun 11/15

5:30 pm-6:30 pm

2 stops30h 00m

$847

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Wed 11/11

7:40 pm-8:10 pm

2 stops19h 30m

Shannon

Tue 11/17

5:30 pm-6:30 pm

2 stops30h 00m

$849

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Sat 12/19

9:11 am-5:50 am

2 stops15h 39m

Shannon

Sat 12/26

7:50 am-7:55 pm

1 stop17h 05m

$1,343

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Sat 12/19

6:00 am-6:20 am

2 stops19h 20m

Shannon

Sat 12/26

7:50 am-3:40 pm

1 stop12h 50m

$1,343

Quickest round-trip

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Mon 9/28

7:15 pm-11:20 am

1 stop11h 05m

Shannon

Mon 10/5

1:45 pm-11:58 pm

2 stops15h 13m

$1,425

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, United Airlines, and KLM 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 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	$324
Fastest flight time	11h 05m
Direct flights	None

The best one-way flight to Shannon, Clare from Washington, D.C. Dulles Intl Airport in the past 72 hours is $324. 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 $747.

The fastest flight from Washington, D.C. Dulles Intl Airport to Shannon, Clare takes 11h 05m

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 11h 05m.
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 September 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 8,538 reviews	Search Delta flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.1 12,023 reviews	Search American Airlines flights
United Airlines	PriceFrom $753	Free Cancellation	Rating 7.4 10,157 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

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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What airlines fly to Shannon, Clare?

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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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