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Cheap flights from Washington, D.C. to Shannon from €233

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 15/3. 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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0 bags
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Find the cheapest flights from Washington, D.C. to Shannon

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
17:05 - 16:45
IAD
-
SNN
18h 40m2 stops
British Airways Logo
20:05 - 15:35
SNN
-
IAD
24h 30m2 stops
€403British Airways
Wed, 28 Jan - Tue, 3 Feb
British Airways Logo
20:11 - 16:10
IAD
-
SNN
14h 59m2 stops
British Airways Logo
21:15 - 15:45
SNN
-
IAD
23h 30m2 stops
€404British Airways
Mon, 4 May - Mon, 11 May
British Airways Logo
18:20 - 11:30
IAD
-
SNN
12h 10m1 stop
British Airways Logo
20:05 - 15:35
SNN
-
IAD
24h 30m2 stops
€405British Airways
Wed, 28 Jan - Tue, 3 Feb
British Airways Logo
19:15 - 11:20
IAD
-
SNN
11h 05m1 stop
British Airways Logo
21:15 - 15:45
SNN
-
IAD
23h 30m2 stops
€406British Airways
Mon, 4 May - Mon, 11 May
British Airways Logo
18:37 - 16:45
BWI
-
SNN
17h 08m2 stops
British Airways Logo
07:50 - 18:45
SNN
-
BWI
15h 55m1 stop
€408British Airways
Tue, 24 Feb - Tue, 3 Mar
British Airways Logo
20:35 - 16:45
BWI
-
SNN
15h 10m1 stop
British Airways Logo
07:50 - 18:45
SNN
-
BWI
15h 55m1 stop
€410British Airways
Wed, 28 Jan - Tue, 3 Feb
British Airways Logo
21:45 - 16:45
IAD
-
SNN
14h 00m1 stop
British Airways Logo
07:50 - 19:55
SNN
-
IAD
17h 05m1 stop
€410British Airways
Wed, 28 Jan - Tue, 3 Feb
British Airways Logo
17:40 - 11:20
IAD
-
SNN
12h 40m1 stop
British Airways Logo
21:15 - 15:50
SNN
-
IAD
23h 35m1 stop
€411British Airways
Mon, 4 May - Mon, 11 May
American Airlines Logo
17:00 - 11:30
DCA
-
SNN
13h 30m2 stops
American Airlines Logo
14:00 - 21:30
SNN
-
DCA
12h 30m1 stop
€428American Airlines
Tue, 24 Feb - Tue, 3 Mar
American Airlines Logo
08:35 - 06:20
DCA
-
SNN
16h 45m1 stop
American Airlines Logo
14:00 - 21:30
SNN
-
DCA
12h 30m1 stop
€436American Airlines
Tue, 24 Feb - Tue, 3 Mar

British Airways flights from Washington, D.C. to Shannon, Clare

Our best British Airways deals on Washington, D.C. to Shannon, Clare flight tickets
British Airways
28 Jan
IAD17:05Washington, D.C. Dulles Intl
18h 40m
2 stops
SNN16:45Shannon
3 Feb
SNN20:05Shannon
24h 30m
2 stops
IAD15:35Washington, D.C. Dulles Intl
€403
British Airways
4 May
IAD20:11Washington, D.C. Dulles Intl
14h 59m
2 stops
SNN16:10Shannon
11 May
SNN21:15Shannon
23h 30m
2 stops
IAD15:45Washington, D.C. Dulles Intl
€404
British Airways
28 Jan
IAD18:20Washington, D.C. Dulles Intl
12h 10m
1 stop
SNN11:30Shannon
3 Feb
SNN20:05Shannon
24h 30m
2 stops
IAD15:35Washington, D.C. Dulles Intl
€405

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
24 Feb
DCA17:00Washington, D.C. Reagan-National
13h 30m
2 stops
SNN11:30Shannon
3 Mar
SNN14:00Shannon
12h 30m
1 stop
DCA21:30Washington, D.C. Reagan-National
€428
American Airlines
24 Feb
DCA08:35Washington, D.C. Reagan-National
16h 45m
1 stop
SNN06:20Shannon
3 Mar
SNN14:00Shannon
12h 30m
1 stop
DCA21:30Washington, D.C. Reagan-National
€436
American Airlines
24 Feb
BWI11:53Baltimore/Washington
13h 27m
2 stops
SNN06:20Shannon
3 Mar
SNN07:50Shannon
15h 55m
1 stop
BWI18:45Baltimore/Washington
€436

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. to Shannon, Clare that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 11 January 2026.
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

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 28/1

17:05-16:45

2 stops18h 40m

Shannon

Tue 3/2

20:05-15:35

2 stops24h 30m

€403

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 4/5

20:11-16:10

2 stops14h 59m

Shannon

Mon 11/5

21:15-15:45

2 stops23h 30m

€404

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 28/1

18:20-11:30

1 stop12h 10m

Shannon

Tue 3/2

20:05-15:35

2 stops24h 30m

€405

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 4/5

19:15-11:20

1 stop11h 05m

Shannon

Mon 11/5

21:15-15:45

2 stops23h 30m

€406

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Tue 24/2

18:37-16:45

2 stops17h 08m

Shannon

Tue 3/3

07:50-18:45

1 stop15h 55m

€408

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Wed 28/1

20:35-16:45

1 stop15h 10m

Shannon

Tue 3/2

07:50-18:45

1 stop15h 55m

€410

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 28/1

21:45-16:45

1 stop14h 00m

Shannon

Tue 3/2

07:50-19:55

1 stop17h 05m

€410

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 4/5

17:40-11:20

1 stop12h 40m

Shannon

Mon 11/5

21:15-15:50

1 stop23h 35m

€411

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 24/2

17:00-11:30

2 stops13h 30m

Shannon

Tue 3/3

14:00-21:30

1 stop12h 30m

€428

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 24/2

08:35-06:20

1 stop16h 45m

Shannon

Tue 3/3

14:00-21:30

1 stop12h 30m

€436

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Shannon from

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

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

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

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 return 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 straight-line distance from Washington, D.C. to Shannon is 5283.6 km. 10h 11m is a normal flight duration for this route.

  • 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 are refreshed on a daily basis.

  • 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 stopovers. 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 necessary travel and health documents for your Shannon Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Nenagh
Tipperary
Adare
Killaloe
Lahinch
Bunratty

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. 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?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

Yes. momondo can track prices for Washington, D.C. to Shannon flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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