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 47m on average. Another popular route from Washington, D.C. to Shannon, Clare is flying from Baltimore to Cork, which will take roughly 17h 10m. 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 September 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.

$326 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

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Cheap round-trip flights

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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

$574Multiple Airlines

Thu, Nov 12 - Mon, Nov 16

7:40 pm - 7:25 pmBWI Baltimore/Washington-SNN Shannon

18h 45m2 stops Reykjavik Keflavik Intl London Heathrow

7:50 am - 6:40 pmSNN Shannon-BWI Baltimore/Washington

15h 50m2 stops London Heathrow Reykjavik Keflavik Intl

$741Multiple Airlines

Mon, Nov 2 - Tue, Nov 17

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

18h 45m2 stops Reykjavik Keflavik Intl London Heathrow

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

15h 40m2 stops London Heathrow Reykjavik Keflavik Intl

$741Multiple Airlines

Mon, Nov 2 - Tue, Nov 17

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

19h 30m2 stops Reykjavik Keflavik Intl Manchester

10:15 am - 3:15 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

34h 00m3 stops London Stansted Madrid Barajas Lisbon Humberto Delgado

$788Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

12:59 pm - 11:30 amDCA Washington, D.C. Reagan-National-SNN Shannon

17h 31m2 stops Boston Logan Intl London Heathrow

2:00 pm - 7:50 amSNN Shannon-DCA Washington, D.C. Reagan-National

22h 50m1 stop Boston Logan Intl

$927American Airlines

Mon, Nov 2 - Tue, Nov 17

10:44 am - 5:50 amDCA Washington, D.C. Reagan-National-SNN Shannon

14h 06m1 stop Boston Logan Intl

2:00 pm - 9:49 pmSNN Shannon-DCA Washington, D.C. Reagan-National

12h 49m1 stop Boston Logan Intl

$936American Airlines

Mon, Nov 2 - Tue, Nov 17

5:10 pm - 11:30 amDCA Washington, D.C. Reagan-National-SNN Shannon

13h 20m2 stops Philadelphia London Heathrow

2:00 pm - 9:49 pmSNN Shannon-DCA Washington, D.C. Reagan-National

12h 49m1 stop Boston Logan Intl

$939American Airlines

Mon, Nov 2 - Tue, Nov 17

5:50 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

11h 25m1 stop Newark

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

15h 29m1 stop Newark

$955United Airlines

Fri, Oct 16 - Tue, Oct 20

5:50 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

11h 25m1 stop Newark

12:30 pm - 7:19 amSNN Shannon-IAD Washington, D.C. Dulles Intl

23h 49m1 stop Newark

$1,088United Airlines

Sun, Oct 11 - Thu, Oct 15

10:40 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

30h 35m1 stop Newark

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

15h 29m1 stop Newark

$1,105United Airlines

Sat, Oct 17 - Wed, Oct 21

Cheap last minute flights

Enter your travel dates to find the best prices.

5:50 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SNN Shannon

11h 25m1 stop Newark

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

13h 57m1 stop Newark

$905United Airlines

Tue, Sep 29 - Tue, Oct 6

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

$905United Airlines

Sun, Oct 4 - Tue, Oct 20

2:59 pm - 10:15 amDCA Washington, D.C. Reagan-National-SNN Shannon

14h 16m1 stop Newark

12:30 pm - 9:59 pmSNN Shannon-DCA Washington, D.C. Reagan-National

14h 29m1 stop Newark

$905United Airlines

Sun, Oct 4 - Tue, Oct 20

10:30 am - 10:15 amDCA Washington, D.C. Reagan-National-SNN Shannon

18h 45m1 stop Newark

12:30 pm - 9:59 pmSNN Shannon-DCA Washington, D.C. Reagan-National

14h 29m1 stop Newark

$905United Airlines

Tue, Sep 29 - Tue, Oct 6

9:09 am - 10:15 amBWI Baltimore/Washington-SNN Shannon

20h 06m2 stops Chicago O'Hare Intl Newark

12:30 pm - 10:30 amSNN Shannon-BWI Baltimore/Washington

27h 00m2 stops Newark Chicago O'Hare Intl

$909United Airlines

Tue, Sep 29 - Tue, Oct 6

8:25 pm - 11:45 amIAD Washington, D.C. Dulles Intl-SNN Shannon

34h 20m1 stop Madrid Barajas

6:10 pm - 10:15 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

33h 05m2 stops London Stansted Reykjavik Keflavik Intl

$1,025Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

9:40 am - 11:20 amDCA Washington, D.C. Reagan-National-SNN Shannon

20h 40m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

7:30 am - 9:50 pmSNN Shannon-DCA Washington, D.C. Reagan-National

19h 20m2 stops London Heathrow Montreal Pierre Elliott Trudeau Intl

$1,109Multiple Airlines

Sun, Oct 4 - Tue, Oct 20

3:45 pm - 11:20 amIAD Washington, D.C. Dulles Intl-SNN Shannon

14h 35m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

9:15 pm - 7:00 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

26h 45m2 stops London Heathrow Montreal Pierre Elliott Trudeau Intl

$1,133Multiple Airlines

Sun, Oct 4 - Tue, Oct 20

12:43 pm - 11:20 amIAD Washington, D.C. Dulles Intl-SNN Shannon

17h 37m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

7:30 am - 8:25 pmSNN Shannon-IAD Washington, D.C. Dulles Intl

17h 55m2 stops London Heathrow Toronto Pearson Intl

$1,139Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

8:40 pm - 4:10 pmDCA Washington, D.C. Reagan-National-SNN Shannon

14h 30m2 stops Toronto Pearson Intl London Heathrow

9:15 pm - 3:40 pmSNN Shannon-DCA Washington, D.C. Reagan-National

23h 25m2 stops London Heathrow Montreal Pierre Elliott Trudeau Intl

$1,139Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

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

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

Air Canada

Nov 2

DCA4:00 pmWashington, D.C. Reagan-National

14h 30m

2 stops

SNN11:30 amShannon

Nov 17

SNN7:50 amShannon

19h 09m

2 stops

DCA9:59 pmWashington, D.C. Reagan-National

$885

Air Canada

Nov 2

DCA12:55 pmWashington, D.C. Reagan-National

17h 35m

2 stops

SNN11:30 amShannon

Nov 17

SNN7:50 amShannon

19h 09m

2 stops

DCA9:59 pmWashington, D.C. Reagan-National

$898

Air Canada

Nov 8

DCA4:00 pmWashington, D.C. Reagan-National

14h 30m

2 stops

SNN11:30 amShannon

Nov 15

SNN8:05 pmShannon

30h 54m

2 stops

DCA9:59 pmWashington, D.C. Reagan-National

$987

Aer Lingus flights from Washington, D.C. to Shannon, Clare

Our best Aer Lingus deals on Washington, D.C. to Shannon, Clare flight tickets

Aer Lingus

Nov 8

IAD5:15 pmWashington, D.C. Dulles Intl

13h 15m

2 stops

SNN11:30 amShannon

Nov 15

SNN8:05 pmShannon

24h 40m

2 stops

IAD3:45 pmWashington, D.C. Dulles Intl

$911

Aer Lingus

Nov 2

IAD5:15 pmWashington, D.C. Dulles Intl

13h 15m

2 stops

SNN11:30 amShannon

Nov 17

SNN7:50 amShannon

16h 30m

2 stops

IAD7:20 pmWashington, D.C. Dulles Intl

$915

Aer Lingus

Oct 20

IAD9:05 pmWashington, D.C. Dulles Intl

14h 05m

2 stops

SNN4:10 pmShannon

Oct 27

SNN5:30 pmShannon

30h 50m

2 stops

IAD8:20 pmWashington, D.C. Dulles Intl

$929

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

Thu 11/12

5:50 pm-3:00 pm

1 stop16h 10m

Shannon

Mon 11/16

5:45 am-4:20 pm

1 stop15h 35m

$574

BaltimoreShannon

BWI Baltimore/Washington - SNN Shannon

BWISNN

Baltimore/Washington

Mon 11/2

7:40 pm-7:25 pm

2 stops18h 45m

Shannon

Tue 11/17

7:50 am-6:40 pm

2 stops15h 50m

$741

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Mon 11/2

7:40 pm-7:25 pm

2 stops18h 45m

Shannon

Tue 11/17

7:50 am-6:30 pm

2 stops15h 40m

$741

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

Wed 11/18

10:15 am-3:15 pm

3 stops34h 00m

$788

Washington, D.C.Shannon

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

DCASNN

Washington, D.C. Reagan-National

Mon 11/2

12:59 pm-11:30 am

2 stops17h 31m

Shannon

Tue 11/17

2:00 pm-7:50 am

1 stop22h 50m

$927

Washington, D.C.Shannon

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

DCASNN

Washington, D.C. Reagan-National

Mon 11/2

10:44 am-5:50 am

1 stop14h 06m

Shannon

Tue 11/17

2:00 pm-9:49 pm

1 stop12h 49m

$936

Quickest round-trip

Washington, D.C.Shannon

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

DCASNN

Washington, D.C. Reagan-National

Mon 11/2

5:10 pm-11:30 am

2 stops13h 20m

Shannon

Tue 11/17

2:00 pm-9:49 pm

1 stop12h 49m

$939

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Fri 10/16

5:50 pm-10:15 am

1 stop11h 25m

Shannon

Tue 10/20

12:30 pm-10:59 pm

1 stop15h 29m

$955

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Sun 10/11

5:50 pm-10:15 am

1 stop11h 25m

Shannon

Thu 10/15

12:30 pm-7:19 am

1 stop23h 49m

$1,088

Washington, D.C.Shannon

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

IADSNN

Washington, D.C. Dulles Intl

Sat 10/17

10:40 pm-10:15 am

1 stop30h 35m

Shannon

Wed 10/21

12:30 pm-10:59 pm

1 stop15h 29m

$1,105

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?

United Airlines, Lufthansa, and British Airways 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 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. 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	$326
Fastest flight time	11h 25m
Direct flights	None

The best one-way flight to Shannon, Clare from Washington, D.C. in the past 72 hours is $326. The best round-trip flight deal from Washington, D.C. to Shannon, Clare found on momondo in the last 72 hours is $574.

The fastest flight from Washington, D.C. to Shannon, Clare takes 11h 25m

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.

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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 11h 25m.
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 September 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
Delta	PriceFrom $157	Free Cancellation	Rating 7.8 8,605 reviews	Search Delta flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.0 12,097 reviews	Search American Airlines flights
United Airlines	PriceFrom $753	Free Cancellation	Rating 7.4 10,245 reviews	Search United Airlines flights

Limerick

Ennis

Adare

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 $326

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 10/14. 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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Air Canada flights from Washington, D.C. to Shannon, Clare

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

Aer Lingus 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?

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