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Cheap flights from Washington, D.C. to Shannon from €377

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 28/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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.
American Airlines Logo
18:20 - 11:30
IAD
-
SNN
12h 10m1 stop
American Airlines Logo
07:50 - 15:35
SNN
-
IAD
12h 45m1 stop
€503American Airlines
Sun, 8 Feb - Tue, 24 Feb
American Airlines Logo
13:08 - 11:30
IAD
-
SNN
17h 22m2 stops
American Airlines Logo
07:50 - 15:35
SNN
-
IAD
12h 45m1 stop
€508American Airlines
Mon, 2 Feb - Wed, 18 Feb
American Airlines Logo
13:08 - 11:30
IAD
-
SNN
17h 22m2 stops
American Airlines Logo
07:50 - 08:43
SNN
-
IAD
29h 53m2 stops
€515American Airlines
Mon, 2 Feb - Wed, 18 Feb
American Airlines Logo
20:35 - 16:45
BWI
-
SNN
15h 10m1 stop
American Airlines Logo
07:50 - 18:45
SNN
-
BWI
15h 55m1 stop
€517American Airlines
Tue, 27 Jan - Tue, 3 Feb
American Airlines Logo
18:20 - 16:45
IAD
-
SNN
17h 25m1 stop
American Airlines Logo
07:50 - 15:35
SNN
-
IAD
12h 45m1 stop
€517American Airlines
Tue, 27 Jan - Tue, 3 Feb
Multiple Airlines Logo
19:40 - 21:30
BWI
-
SNN
20h 50m2 stops
Multiple Airlines Logo
07:50 - 18:40
SNN
-
BWI
15h 50m2 stops
€542Multiple Airlines
Tue, 27 Jan - Tue, 3 Feb
Multiple Airlines Logo
19:40 - 14:10
BWI
-
SNN
13h 30m2 stops
Multiple Airlines Logo
07:50 - 18:40
SNN
-
BWI
15h 50m2 stops
€543Multiple Airlines
Mon, 26 Jan - Mon, 2 Feb
Air Canada Logo
16:15 - 11:30
DCA
-
SNN
14h 15m2 stops
Air Canada Logo
07:50 - 21:58
SNN
-
DCA
19h 08m2 stops
€646Air Canada
Sun, 8 Feb - Tue, 24 Feb
Air Canada Logo
16:15 - 11:30
DCA
-
SNN
14h 15m2 stops
Air Canada Logo
07:50 - 18:05
SNN
-
DCA
15h 15m2 stops
€664Air Canada
Tue, 27 Jan - Tue, 3 Feb
British Airways Logo
14:46 - 11:30
BWI
-
SNN
15h 44m2 stops
British Airways Logo
17:30 - 18:45
SNN
-
BWI
30h 15m1 stop
€672British Airways
Tue, 27 Jan - Tue, 3 Feb

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
8 Feb
IAD18:20Washington, D.C. Dulles Intl
12h 10m
1 stop
SNN11:30Shannon
24 Feb
SNN07:50Shannon
12h 45m
1 stop
IAD15:35Washington, D.C. Dulles Intl
€503
Find similar
American Airlines
2 Feb
IAD13:08Washington, D.C. Dulles Intl
17h 22m
2 stops
SNN11:30Shannon
18 Feb
SNN07:50Shannon
12h 45m
1 stop
IAD15:35Washington, D.C. Dulles Intl
€508
Find similar
American Airlines
11 Feb
IAD18:20Washington, D.C. Dulles Intl
17h 25m
1 stop
SNN16:45Shannon
18 Feb
SNN07:50Shannon
20h 44m
2 stops
IAD23:34Washington, D.C. Dulles Intl
€513
Find similar

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
8 Feb
DCA16:15Washington, D.C. Reagan-National
14h 15m
2 stops
SNN11:30Shannon
24 Feb
SNN07:50Shannon
19h 08m
2 stops
DCA21:58Washington, D.C. Reagan-National
€646
Find similar
Air Canada
8 Feb
IAD16:30Washington, D.C. Dulles Intl
14h 00m
2 stops
SNN11:30Shannon
24 Feb
SNN07:50Shannon
18h 04m
2 stops
IAD20:54Washington, D.C. Dulles Intl
€648
Find similar
Air Canada
27 Jan
DCA16:15Washington, D.C. Reagan-National
14h 15m
2 stops
SNN11:30Shannon
3 Feb
SNN07:50Shannon
15h 15m
2 stops
DCA18:05Washington, D.C. Reagan-National
€664
Find similar

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 14 December 2025.
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

Sun 8/2

18:20-11:30

1 stop12h 10m

Shannon

Tue 24/2

07:50-15:35

1 stop12h 45m

€503

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 2/2

13:08-11:30

2 stops17h 22m

Shannon

Wed 18/2

07:50-15:35

1 stop12h 45m

€508

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 2/2

13:08-11:30

2 stops17h 22m

Shannon

Wed 18/2

07:50-08:43

2 stops29h 53m

€515

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Tue 27/1

20:35-16:45

1 stop15h 10m

Shannon

Tue 3/2

07:50-18:45

1 stop15h 55m

€517

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 27/1

18:20-16:45

1 stop17h 25m

Shannon

Tue 3/2

07:50-15:35

1 stop12h 45m

€517

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Tue 27/1

19:40-21:30

2 stops20h 50m

Shannon

Tue 3/2

07:50-18:40

2 stops15h 50m

€542

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Mon 26/1

19:40-14:10

2 stops13h 30m

Shannon

Mon 2/2

07:50-18:40

2 stops15h 50m

€543

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 8/2

16:15-11:30

2 stops14h 15m

Shannon

Tue 24/2

07:50-21:58

2 stops19h 08m

€646

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 27/1

16:15-11:30

2 stops14h 15m

Shannon

Tue 3/2

07:50-18:05

2 stops15h 15m

€664

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Tue 27/1

14:46-11:30

2 stops15h 44m

Shannon

Tue 3/2

17:30-18:45

1 stop30h 15m

€672

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?

American Airlines and Air Canada 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

8h 55m

Direct flights

None
The fastest flight from Washington, D.C. to Shannon, Clare takes 8h 55m
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. 8h 55m 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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