How long does it take to fly to Shannon, Clare?

Flight times from Washington, D.C. to Shannon, Clare vary, but if you’re flying out of Washington, D.C. and flying into Cork (one of the most popular routes), then the duration is 14h 13m on average. Another popular route from Washington, D.C. to Shannon, Clare is flying from Baltimore to Cork, which will take roughly 15h 30m. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from Washington, D.C. to Shannon Airport were last updated today.

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

The number of operators available for flights from Washington, D.C. to Shannon Airport is 3 as of November 2026.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Shannon Airport.

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

The travel and health documents you'll need for your trip to Shannon Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Shannon Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$676 Cheap Flights from Washington, D.C. to Shannon, Clare in 2026/27

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

16h 40m1 stop Newark

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

15h 30m1 stop Newark

$763United Airlines

Wed, Apr 28 - Thu, May 13

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

16h 40m1 stop Newark

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

15h 30m1 stop Newark

$763United Airlines

Sun, Apr 25 - Wed, Apr 28

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

16h 40m1 stop Newark

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

15h 30m1 stop Newark

$763United Airlines

Sun, May 2 - Wed, May 12

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

$763United Airlines

Wed, Apr 28 - Wed, May 5

7:40 pm - 2:00 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

13h 20m2 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

$806Multiple Airlines

Mon, Jan 4 - Tue, Jan 12

5:25 pm - 6:00 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

19h 35m3 stops Lisbon Humberto Delgado Barcelona-El Prat London Stansted

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

25h 05m2 stops Faro Lisbon Humberto Delgado

$829Multiple Airlines

Mon, Nov 30 - Mon, Dec 7

5:00 pm - 4:10 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

18h 10m1 stop Madrid Barajas

3:45 pm - 7:00 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

32h 15m2 stops Madrid Barajas Casablanca Mohamed V

$851Multiple Airlines

Thu, Apr 8 - Sun, Apr 18

8:30 pm - 10:15 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

20h 45m2 stops Reykjavik Keflavik Intl London Heathrow

6:40 pm - 7:00 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

29h 20m3 stops London Stansted Madrid Barajas Casablanca Mohamed V

$860Multiple Airlines

Wed, Apr 7 - Sun, Apr 18

2:57 pm - 4:45 pmDCA Washington, D.C. Reagan-National-SNN Shannon

20h 48m2 stops Boston Logan Intl London Heathrow

2:00 pm - 11:00 pmSNN Shannon-DCA Washington, D.C. Reagan-National

14h 00m1 stop Boston Logan Intl

$965American Airlines

Mon, Nov 30 - Tue, Dec 15

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

15h 39m2 stops Charlotte Douglas Boston Logan Intl

7:50 am - 9:10 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

18h 20m2 stops London Heathrow Charlotte Douglas

$1,119American Airlines

Mon, Dec 28 - Wed, Jan 13

Cheap last minute flights

Enter your travel dates to find the best prices.

4:05 pm - 11:30 amDCA Washington, D.C. Reagan-National-SNN Shannon

14h 25m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

8:05 pm - 9:59 pmSNN Shannon-DCA Washington, D.C. Reagan-National

30h 54m2 stops London Heathrow Montreal Pierre Elliott Trudeau Intl

$1,021Air Canada

Sun, Nov 8 - Mon, Nov 16

9:55 am - 11:30 amIAD Washington, D.C. Dulles Intl-SNN Shannon

20h 35m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

8:05 pm - 8:23 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

29h 18m2 stops London Heathrow Montreal Pierre Elliott Trudeau Intl

$1,021Air Canada

Sun, Nov 8 - Mon, Nov 16

6:15 am - 6:10 amDCA Washington, D.C. Reagan-National-SNN Shannon

18h 55m1 stop New York John F Kennedy Intl

2:40 pm - 10:15 pmSNN Shannon-DCA Washington, D.C. Reagan-National

12h 35m1 stop New York John F Kennedy Intl

$1,100Multiple Airlines

Fri, Nov 6 - Sun, Nov 8

11:21 am - 5:50 amDCA Washington, D.C. Reagan-National-SNN Shannon

13h 29m2 stops New York LaGuardia Boston Logan Intl

2:40 pm - 10:02 amSNN Shannon-DCA Washington, D.C. Reagan-National

24h 22m1 stop New York John F Kennedy Intl

$1,142American Airlines

Fri, Nov 6 - Sun, Nov 8

5:15 pm - 3:45 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

17h 30m2 stops Dublin London Heathrow

8:05 pm - 7:20 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

28h 15m2 stops London Heathrow Dublin

$1,267Aer Lingus

Fri, Nov 6 - Sun, Nov 8

8:10 pm - 9:30 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

20h 20m2 stops Zurich London Gatwick

7:20 am - 3:15 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

36h 55m3 stops London Stansted Faro Lisbon Humberto Delgado

$1,276Multiple Airlines

Fri, Nov 6 - Sun, Nov 8

11:21 am - 5:50 amDCA Washington, D.C. Reagan-National-SNN Shannon

13h 29m2 stops New York LaGuardia Boston Logan Intl

2:00 pm - 11:55 pmSNN Shannon-DCA Washington, D.C. Reagan-National

14h 55m2 stops Boston Logan Intl Chicago O'Hare Intl

$1,305American Airlines

Fri, Nov 6 - Sun, Nov 8

9:45 pm - 4:45 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

14h 00m1 stop London Heathrow

8:05 pm - 7:20 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

28h 15m2 stops London Heathrow Dublin

$1,338Aer Lingus

Sat, Nov 7 - Sun, Nov 15

8:07 pm - 3:45 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

14h 38m2 stops Charlotte Douglas London Heathrow

5:30 pm - 3:40 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

27h 10m1 stop London Heathrow

$1,363British Airways

Fri, Nov 6 - Sun, Nov 8

6:05 pm - 3:45 pmIAD Washington, D.C. Dulles Intl-SNN Shannon

16h 40m1 stop London Heathrow

8:05 pm - 3:40 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

24h 35m1 stop London Heathrow

$1,368Multiple Airlines

Fri, Nov 6 - Sun, Nov 8

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

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

United Airlines

May 2

IAD12:35 pmWashington, D.C. Dulles Intl

16h 40m

1 stop

SNN10:15 amShannon

May 12

SNN12:30 pmShannon

15h 30m

1 stop

IAD11:00 pmWashington, D.C. Dulles Intl

$763

United Airlines

Apr 7

IAD12:35 pmWashington, D.C. Dulles Intl

16h 40m

1 stop

SNN10:15 amShannon

Apr 18

SNN12:30 pmShannon

15h 30m

1 stop

IAD11:00 pmWashington, D.C. Dulles Intl

$813

United Airlines

Apr 7

DCA6:00 pmWashington, D.C. Reagan-National

11h 15m

1 stop

SNN10:15 amShannon

Apr 18

SNN12:30 pmShannon

28h 49m

1 stop

DCA12:19 pmWashington, D.C. Reagan-National

$819

American Airlines flights from Washington, D.C. to Shannon, Clare

Our best American Airlines deals on Washington, D.C. to Shannon, Clare flight tickets

American Airlines

Nov 30

DCA2:57 pmWashington, D.C. Reagan-National

20h 48m

2 stops

SNN4:45 pmShannon

Dec 15

SNN2:00 pmShannon

14h 00m

1 stop

DCA11:00 pmWashington, D.C. Reagan-National

$965

American Airlines

Nov 29

DCA5:20 pmWashington, D.C. Reagan-National

18h 25m

2 stops

SNN4:45 pmShannon

Dec 15

SNN2:00 pmShannon

25h 21m

1 stop

DCA10:21 amWashington, D.C. Reagan-National

$966

American Airlines

Apr 28

DCA1:56 pmWashington, D.C. Reagan-National

11h 04m

1 stop

SNN6:00 amShannon

May 5

SNN1:45 pmShannon

15h 09m

2 stops

DCA11:54 pmWashington, D.C. Reagan-National

$1,008

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. 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

Wed 4/28

12:35 pm-10:15 am

1 stop16h 40m

Shannon

Thu 5/13

12:30 pm-11:00 pm

1 stop15h 30m

$763

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Sun 4/25

12:35 pm-10:15 am

1 stop16h 40m

Shannon

Wed 4/28

12:30 pm-11:00 pm

1 stop15h 30m

$763

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Sun 5/2

12:35 pm-10:15 am

1 stop16h 40m

Shannon

Wed 5/12

12:30 pm-11:00 pm

1 stop15h 30m

$763

Quickest round-trip

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Wed 4/28

12:35 pm-10:15 am

1 stop16h 40m

Shannon

Wed 5/5

12:30 pm-8:33 pm

1 stop13h 03m

$763

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Mon 1/4

7:40 pm-2:00 pm

2 stops13h 20m

Shannon

Tue 1/12

5:30 pm-6:30 pm

2 stops30h 00m

$806

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Mon 11/30

5:25 pm-6:00 pm

3 stops19h 35m

Shannon

Mon 12/7

6:35 pm-2:40 pm

2 stops25h 05m

$829

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Thu 4/8

5:00 pm-4:10 pm

1 stop18h 10m

Shannon

Sun 4/18

3:45 pm-7:00 pm

2 stops32h 15m

$851

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Wed 4/7

8:30 pm-10:15 pm

2 stops20h 45m

Shannon

Sun 4/18

6:40 pm-7:00 pm

3 stops29h 20m

$860

Washington, D.C.Shannon

DCA Washington, D.C. Reagan-National - SNN Shannon

DCASNN

Washington, D.C. Reagan-National

Mon 11/30

2:57 pm-4:45 pm

2 stops20h 48m

Shannon

Tue 12/15

2:00 pm-11:00 pm

1 stop14h 00m

$965

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Mon 12/28

9:11 am-5:50 am

2 stops15h 39m

Shannon

Wed 1/13

7:50 am-9:10 pm

2 stops18h 20m

$1,119

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. 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

Airlines

Other information

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

American Airlines, British Airways, and Aer Lingus are the most popular carriers operating from Washington, D.C. 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. 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. to Shannon, Clare

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to Shannon, Clare (WAS to SNN) flight deals and tips

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

Best Price Found	$676
Fastest flight time	8h 51m
Direct flights	None

The best one-way flight to Shannon, Clare from Washington, D.C. in the past 72 hours is $676. The best round-trip flight deal from Washington, D.C. to Shannon, Clare found on momondo in the last 72 hours is $763.

The fastest flight from Washington, D.C. to Shannon, Clare takes 8h 51m

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

Search flight deals

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

How far is Washington, D.C. to Shannon by plane?
The distance between Washington, D.C. and Shannon is about 3283.1 mi. By plane, this route typically takes 8h 51m.
When did momondo last update prices for flights from Washington, D.C. to Shannon Airport?
Prices for flights from Washington, D.C. to Shannon Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Shannon Airport?
The number of operators available for flights from Washington, D.C. to Shannon Airport is 3 as of November 2026.
How old do you have to be to fly from Washington, D.C. to Shannon Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Shannon Airport.
What documentation or ID do you need to fly to Shannon Airport?
The travel and health documents you'll need for your trip to Shannon Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Shannon Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Washington, D.C. to Shannon, Clare?
Based on momondo bookings for flights between Washington, D.C. and Shannon, Clare, the leading airline is United Airlines, making up 64% of the total bookings. Other popular airlines include Delta with 36%.

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

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.0 12,230 reviews	Search American Airlines flights
Delta	PriceFrom $681	Free Cancellation	Rating 7.8 8,697 reviews	Search Delta flights
United Airlines	PriceFrom $753	Free Cancellation	Rating 7.3 10,461 reviews	Search United Airlines flights

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Bunratty

Lahinch

Tipperary

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

Yes. All flights to Shannon from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Washington, D.C. to Shannon flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Washington, D.C. to Shannon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Shannon and let you know when they change.

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Cheap flights from Washington, D.C. to Shannon from $676

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Shannon departing on 12/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

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

American Airlines flights from Washington, D.C. to Shannon, Clare

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

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What airlines fly to Shannon, Clare?

How long does it take to fly to Shannon, Clare?

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

Cheap Washington, D.C. to Shannon, Clare (WAS to SNN) flight deals and tips

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

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

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

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