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

United Airlines, Aer Lingus, and JetBlue are the most popular carriers operating from Washington, D.C. to Shannon

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 13h 12m on average. Another popular route from Washington, D.C. to Shannon, Clare is flying from Baltimore to Cork, which will take roughly 16h 53m. Keep in mind that layovers or delays could extend your travel time.

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 36% 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 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 March 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.

$588 Cheap Flights from Washington, D.C. to Shannon in 2026

Q: What is the typical price of a round-trip flight between Washington, D.C. and Shannon, Clare?

Prices are currently low for flights on this route. Typical prices usually range from $875 to $972. The lowest price recently found on this route was $588.

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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.

12:30 pm - 7:30 am

BWI

SNN

14h 00m

1 stop

9:30 am - 5:29 pm

SNN

BWI

12h 59m

1 stop

$588United Airlines

Wed, Aug 19 - Tue, Aug 25

7:59 pm - 11:10 am

IAD

SNN

10h 11m

1 stop

1:05 pm - 7:16 pm

SNN

IAD

11h 11m

1 stop

$588Multiple Airlines

Wed, Aug 12 - Fri, Aug 21

2:10 pm - 11:10 am

BWI

SNN

16h 00m

2 stops

1:05 pm - 10:54 pm

SNN

BWI

14h 49m

2 stops

$593Delta

Wed, Aug 12 - Fri, Aug 21

7:59 pm - 11:10 am

IAD

SNN

10h 11m

1 stop

1:05 pm - 12:10 am

SNN

IAD

16h 05m

2 stops

$593Multiple Airlines

Fri, Aug 21 - Tue, Aug 25

7:04 pm - 7:30 am

BWI

SNN

31h 26m

1 stop

9:30 am - 12:43 am

SNN

BWI

20h 13m

1 stop

$594United Airlines

Wed, Aug 12 - Fri, Aug 21

3:25 pm - 11:15 am

IAD

SNN

14h 50m

1 stop

9:30 am - 4:03 pm

SNN

IAD

11h 33m

1 stop

$624Lufthansa

Fri, Aug 21 - Mon, Aug 24

12:30 pm - 11:10 am

IAD

SNN

17h 40m

1 stop

1:05 pm - 4:41 pm

SNN

IAD

32h 36m

2 stops

$643KLM

Mon, Aug 10 - Thu, Aug 20

10:15 pm - 11:15 am

IAD

SNN

32h 00m

2 stops

12:00 pm - 4:05 pm

SNN

IAD

33h 05m

1 stop

$646Lufthansa

Thu, May 7 - Sat, May 16

5:00 pm - 11:10 am

DCA

SNN

13h 10m

1 stop

1:05 pm - 11:24 pm

SNN

DCA

15h 19m

1 stop

$657KLM

Mon, May 25 - Wed, Jun 3

1:43 pm - 11:10 am

DCA

SNN

16h 27m

2 stops

1:05 pm - 11:24 pm

SNN

DCA

15h 19m

1 stop

$662Delta

Mon, May 25 - Wed, Jun 3

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

Aug 19

BWI12:30 pmBaltimore/Washington

14h 00m

1 stop

SNN7:30 amShannon

Aug 25

SNN9:30 amShannon

12h 59m

1 stop

BWI5:29 pmBaltimore/Washington

$588

United Airlines

Sep 1

DCA8:25 pmWashington, D.C. Reagan-National

8h 50m

1 stop

SNN10:15 amShannon

Sep 8

SNN9:30 amShannon

30h 14m

1 stop

DCA10:44 amWashington, D.C. Reagan-National

$594

United Airlines

Aug 12

BWI5:32 pmBaltimore/Washington

32h 58m

1 stop

SNN7:30 amShannon

Aug 21

SNN12:30 pmShannon

26h 04m

2 stops

BWI9:34 amBaltimore/Washington

$598

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

Apr 26

BWI9:35 pmBaltimore/Washington

18h 00m

1 stop

SNN8:35 pmShannon

May 12

SNN9:15 pmShannon

27h 25m

1 stop

BWI7:40 pmBaltimore/Washington

$859

American Airlines

Apr 26

DCA1:29 pmWashington, D.C. Reagan-National

11h 31m

1 stop

SNN6:00 amShannon

May 12

SNN1:45 pmShannon

13h 15m

2 stops

DCA10:00 pmWashington, D.C. Reagan-National

$868

American Airlines

Apr 21

DCA5:25 pmWashington, D.C. Reagan-National

12h 55m

2 stops

SNN11:20 amShannon

Apr 28

SNN2:30 pmShannon

12h 59m

1 stop

DCA10:29 pmWashington, D.C. Reagan-National

$886

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

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Wed 8/19

12:30 pm-7:30 am

1 stop14h 00m

Shannon

Tue 8/25

9:30 am-5:29 pm

1 stop12h 59m

$588

Quickest round-trip

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 8/12

7:59 pm-11:10 am

1 stop10h 11m

Shannon

Fri 8/21

1:05 pm-7:16 pm

1 stop11h 11m

$588

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Wed 8/12

2:10 pm-11:10 am

2 stops16h 00m

Shannon

Fri 8/21

1:05 pm-10:54 pm

2 stops14h 49m

$593

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 8/21

7:59 pm-11:10 am

1 stop10h 11m

Shannon

Tue 8/25

1:05 pm-12:10 am

2 stops16h 05m

$593

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Wed 8/12

7:04 pm-7:30 am

1 stop31h 26m

Shannon

Fri 8/21

9:30 am-12:43 am

1 stop20h 13m

$594

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 8/21

3:25 pm-11:15 am

1 stop14h 50m

Shannon

Mon 8/24

9:30 am-4:03 pm

1 stop11h 33m

$624

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 8/10

12:30 pm-11:10 am

1 stop17h 40m

Shannon

Thu 8/20

1:05 pm-4:41 pm

2 stops32h 36m

$643

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Thu 5/7

10:15 pm-11:15 am

2 stops32h 00m

Shannon

Sat 5/16

12:00 pm-4:05 pm

1 stop33h 05m

$646

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Mon 5/25

5:00 pm-11:10 am

1 stop13h 10m

Shannon

Wed 6/3

1:05 pm-11:24 pm

1 stop15h 19m

$657

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Mon 5/25

1:43 pm-11:10 am

2 stops16h 27m

Shannon

Wed 6/3

1:05 pm-11:24 pm

1 stop15h 19m

$662

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

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What is the typical price of a round-trip flight between Washington, D.C. and Shannon, Clare?

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	10h 11m
Direct flights	None

The fastest flight from Washington, D.C. to Shannon, Clare takes 10h 11m

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 10h 11m.
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 March 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 65% of the total bookings. Other popular airlines include American Airlines with 35%.

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 8,276 reviews	Search Delta flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.1 11,414 reviews	Search American Airlines flights
United Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 9,409 reviews	Search United Airlines flights
KLM	PriceFrom $643	Free Cancellation	Rating 7.8 1,468 reviews	Search KLM flights

Limerick

Bunratty

Ennis

Adare

Lahinch

Nenagh

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

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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 $588

This is the cheapest round-trip 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 8/19. 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

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

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

What is the typical price of a round-trip flight between Washington, D.C. and Shannon, Clare?

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

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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