Which layover airport offers the lowest fares from Washington, D.C. to Shannon, Clare?

Flights via London (LHR) offer the lowest average round-trip price of $947.

Which airport is the most popular layover for flights between Washington, D.C. and Shannon, Clare?

London (LHR) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

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 Baltimore and flying into Cork (one of the most popular routes), then the duration is 12h 35m on average. Another popular route from Washington, D.C. to Shannon, Clare is flying from Washington, D.C. to Cork, which will take roughly 12h 38m. Keep in mind that layovers or delays could extend your travel time.

Which layover airport has the shortest connection time from Washington, D.C. to Shannon, Clare?

New York (JFK) has the shortest average layover time for this route: 2h 14m.

Which layover airport has the shortest travel time from Washington, D.C. to Shannon, Clare?

Flights connecting via New York (JFK) have the shortest average one-way travel time: 11h 05m.

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 4 as of February 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.

$328 Cheap Flights from Washington, D.C. to Shannon in 2026

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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.

11:57 am - 5:25 am

BWI

SNN

12h 28m

1 stop

1:45 pm - 8:04 pm

SNN

BWI

11h 19m

1 stop

$589Multiple Airlines

Fri, May 1 - Tue, May 12

11:57 am - 5:25 am

BWI

SNN

12h 28m

1 stop

1:45 pm - 8:04 pm

SNN

BWI

11h 19m

1 stop

$600Multiple Airlines

Fri, May 1 - Fri, May 8

6:00 pm - 10:15 am

DCA

SNN

11h 15m

1 stop

12:30 pm - 7:31 pm

SNN

DCA

12h 01m

1 stop

$602United Airlines

Sun, Apr 5 - Tue, Apr 21

12:41 pm - 10:15 am

IAD

SNN

16h 34m

1 stop

12:30 pm - 11:25 pm

SNN

IAD

15h 55m

1 stop

$602United Airlines

Sun, Apr 5 - Tue, Apr 21

6:00 pm - 10:15 am

DCA

SNN

11h 15m

1 stop

12:30 pm - 5:25 pm

SNN

DCA

9h 55m

1 stop

$608United Airlines

Mon, Apr 6 - Wed, Apr 15

6:05 pm - 7:25 pm

IAD

SNN

21h 20m

2 stops

7:30 am - 7:10 pm

SNN

IAD

16h 40m

2 stops

$749Aer Lingus

Wed, Mar 25 - Wed, Apr 1

8:40 pm - 4:10 pm

IAD

SNN

14h 30m

2 stops

4:50 pm - 3:45 pm

SNN

IAD

27h 55m

2 stops

$750Aer Lingus

Mon, Apr 6 - Wed, Apr 15

7:15 pm - 11:20 am

IAD

SNN

11h 05m

1 stop

9:15 pm - 3:45 pm

SNN

IAD

23h 30m

2 stops

$757British Airways

Mon, Apr 6 - Wed, Apr 15

7:15 pm - 11:20 am

IAD

SNN

11h 05m

1 stop

9:15 pm - 3:45 pm

SNN

IAD

23h 30m

2 stops

$758British Airways

Mon, Apr 6 - Wed, Apr 15

8:40 pm - 4:10 pm

DCA

SNN

14h 30m

2 stops

7:30 am - 6:03 pm

SNN

DCA

15h 33m

2 stops

$781Air Canada

Sun, Apr 5 - Tue, Apr 21

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

Mar 25

IAD6:05 pmWashington, D.C. Dulles Intl

21h 20m

2 stops

SNN7:25 pmShannon

Apr 1

SNN7:30 amShannon

16h 40m

2 stops

IAD7:10 pmWashington, D.C. Dulles Intl

$749

Aer Lingus

Apr 6

IAD8:40 pmWashington, D.C. Dulles Intl

14h 30m

2 stops

SNN4:10 pmShannon

Apr 15

SNN4:50 pmShannon

27h 55m

2 stops

IAD3:45 pmWashington, D.C. Dulles Intl

$750

Aer Lingus

Mar 11

IAD10:00 pmWashington, D.C. Dulles Intl

14h 45m

2 stops

SNN4:45 pmShannon

Mar 18

SNN7:50 amShannon

16h 40m

2 stops

IAD8:30 pmWashington, D.C. Dulles Intl

$771

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

Apr 5

IAD12:40 pmWashington, D.C. Dulles Intl

17h 40m

2 stops

SNN11:20 amShannon

Apr 21

SNN7:30 amShannon

18h 07m

2 stops

IAD8:37 pmWashington, D.C. Dulles Intl

$780

Air Canada

Apr 5

DCA8:40 pmWashington, D.C. Reagan-National

14h 30m

2 stops

SNN4:10 pmShannon

Apr 21

SNN7:30 amShannon

15h 33m

2 stops

DCA6:03 pmWashington, D.C. Reagan-National

$781

Air Canada

Mar 30

IAD5:17 pmWashington, D.C. Dulles Intl

17h 53m

2 stops

SNN4:10 pmShannon

Apr 6

SNN9:15 pmShannon

27h 25m

2 stops

IAD7:40 pmWashington, D.C. Dulles Intl

$802

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

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Fri 5/1

11:57 am-5:25 am

1 stop12h 28m

Shannon

Tue 5/12

1:45 pm-8:04 pm

1 stop11h 19m

$589

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Fri 5/1

11:57 am-5:25 am

1 stop12h 28m

Shannon

Fri 5/8

1:45 pm-8:04 pm

1 stop11h 19m

$600

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 4/5

6:00 pm-10:15 am

1 stop11h 15m

Shannon

Tue 4/21

12:30 pm-7:31 pm

1 stop12h 01m

$602

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 4/5

12:41 pm-10:15 am

1 stop16h 34m

Shannon

Tue 4/21

12:30 pm-11:25 pm

1 stop15h 55m

$602

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Mon 4/6

6:00 pm-10:15 am

1 stop11h 15m

Shannon

Wed 4/15

12:30 pm-5:25 pm

1 stop9h 55m

$608

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 3/25

6:05 pm-7:25 pm

2 stops21h 20m

Shannon

Wed 4/1

7:30 am-7:10 pm

2 stops16h 40m

$749

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 4/6

8:40 pm-4:10 pm

2 stops14h 30m

Shannon

Wed 4/15

4:50 pm-3:45 pm

2 stops27h 55m

$750

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 4/6

7:15 pm-11:20 am

1 stop11h 05m

Shannon

Wed 4/15

9:15 pm-3:45 pm

2 stops23h 30m

$757

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 4/6

7:15 pm-11:20 am

1 stop11h 05m

Shannon

Wed 4/15

9:15 pm-3:45 pm

2 stops23h 30m

$758

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 4/5

8:40 pm-4:10 pm

2 stops14h 30m

Shannon

Tue 4/21

7:30 am-6:03 pm

2 stops15h 33m

$781

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

Layovers

Other information

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

United Airlines is the most popular carrier operating from Washington, D.C. to Shannon

What airlines fly to Shannon, Clare?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Shannon, Clare from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Shannon, Clare. Keep in mind that there are 4 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

Fastest flight time	8h 50m
Direct flights	None

The fastest flight from Washington, D.C. to Shannon, Clare takes 8h 50m

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

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 50m.
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 4 as of February 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 68% of the total bookings. Other popular airlines include American Airlines with 32%.

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 7.9 8,180 reviews	Search Delta flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.2 11,266 reviews	Search American Airlines flights
United Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 9,273 reviews	Search United Airlines flights
KLM	PriceFrom $643	Free Cancellation	Rating 7.7 1,451 reviews	Search KLM flights

Limerick

Bunratty

Adare

Lahinch

Ennis

Nenagh

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Why should I use momondo to find a flight deal from Washington, D.C. to Shannon?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Shannon. momondo saves you time and could save you money on your trip.

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 $328

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 5/6. 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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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

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

What airlines fly to Shannon, Clare?

Which airport is the most popular layover for flights between Washington, D.C. and Shannon, Clare?

Which layover airport offers the lowest fares from Washington, D.C. to Shannon, Clare?

Which layover airport has the shortest travel time from Washington, D.C. to Shannon, Clare?

Which layover airport has the shortest connection time from Washington, D.C. 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

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

Fastest flight time

Direct flights

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

Traveling to a place near Shannon?

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Shannon?

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

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

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

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.

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