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Cheap flights from Washington, D.C. to Shannon from €211

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 20/1. 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
€521American Airlines
Wed, 14 Jan - Wed, 21 Jan
American Airlines Logo
15:30 - 11:30
DCA
-
SNN
15h 00m2 stops
American Airlines Logo
07:50 - 22:03
SNN
-
DCA
19h 13m2 stops
€533American Airlines
Wed, 14 Jan - Wed, 21 Jan
Multiple Airlines Logo
19:40 - 14:40
IAD
-
SNN
14h 00m2 stops
Multiple Airlines Logo
17:30 - 18:30
SNN
-
IAD
30h 00m2 stops
€539Multiple Airlines
Wed, 14 Jan - Wed, 21 Jan
Multiple Airlines Logo
19:40 - 14:40
BWI
-
SNN
14h 00m2 stops
Multiple Airlines Logo
07:50 - 18:40
SNN
-
BWI
15h 50m2 stops
€546Multiple Airlines
Wed, 14 Jan - Wed, 21 Jan
Multiple Airlines Logo
17:30 - 14:10
IAD
-
SNN
15h 40m2 stops
Multiple Airlines Logo
15:55 - 14:35
SNN
-
IAD
27h 40m3 stops
€550Multiple Airlines
Mon, 19 Jan - Mon, 26 Jan
American Airlines Logo
21:45 - 16:45
IAD
-
SNN
14h 00m1 stop
American Airlines Logo
07:50 - 19:55
SNN
-
IAD
17h 05m1 stop
€563American Airlines
Mon, 19 Jan - Mon, 26 Jan
American Airlines Logo
19:15 - 16:10
IAD
-
SNN
15h 55m1 stop
American Airlines Logo
21:15 - 17:25
SNN
-
IAD
25h 10m1 stop
€564American Airlines
Wed, 22 Apr - Sun, 26 Apr
American Airlines Logo
18:20 - 11:30
IAD
-
SNN
12h 10m1 stop
American Airlines Logo
07:50 - 19:55
SNN
-
IAD
17h 05m1 stop
€565American Airlines
Mon, 19 Jan - Mon, 26 Jan
United Airlines Logo
20:00 - 10:15
DCA
-
SNN
9h 15m1 stop
United Airlines Logo
09:30 - 18:52
SNN
-
DCA
14h 22m1 stop
€631United Airlines
Fri, 1 May - Fri, 22 May
British Airways Logo
14:46 - 11:30
BWI
-
SNN
15h 44m2 stops
British Airways Logo
07:50 - 18:45
SNN
-
BWI
15h 55m1 stop
€678British Airways
Wed, 14 Jan - Wed, 21 Jan

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
14 Jan
IAD18:20Washington, D.C. Dulles Intl
12h 10m
1 stop
SNN11:30Shannon
21 Jan
SNN07:50Shannon
12h 45m
1 stop
IAD15:35Washington, D.C. Dulles Intl
€521
Find similar
American Airlines
14 Jan
DCA15:30Washington, D.C. Reagan-National
15h 00m
2 stops
SNN11:30Shannon
21 Jan
SNN07:50Shannon
19h 13m
2 stops
DCA22:03Washington, D.C. Reagan-National
€533
Find similar
American Airlines
19 Jan
IAD21:45Washington, D.C. Dulles Intl
14h 00m
1 stop
SNN16:45Shannon
26 Jan
SNN07:50Shannon
17h 05m
1 stop
IAD19:55Washington, D.C. Dulles Intl
€563
Find similar

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
14 Jan
IAD18:20Washington, D.C. Dulles Intl
20h 05m
1 stop
SNN19:25Shannon
21 Jan
SNN20:05Shannon
24h 30m
2 stops
IAD15:35Washington, D.C. Dulles Intl
€658
Find similar
British Airways
19 Jan
IAD18:20Washington, D.C. Dulles Intl
20h 05m
1 stop
SNN19:25Shannon
26 Jan
SNN20:05Shannon
24h 30m
2 stops
IAD15:35Washington, D.C. Dulles Intl
€663
Find similar
British Airways
14 Jan
BWI14:46Baltimore/Washington
15h 44m
2 stops
SNN11:30Shannon
21 Jan
SNN07:50Shannon
15h 55m
1 stop
BWI18:45Baltimore/Washington
€678
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 7 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

Wed 14/1

18:20-11:30

1 stop12h 10m

Shannon

Wed 21/1

07:50-15:35

1 stop12h 45m

€521

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Wed 14/1

15:30-11:30

2 stops15h 00m

Shannon

Wed 21/1

07:50-22:03

2 stops19h 13m

€533

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 14/1

19:40-14:40

2 stops14h 00m

Shannon

Wed 21/1

17:30-18:30

2 stops30h 00m

€539

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Wed 14/1

19:40-14:40

2 stops14h 00m

Shannon

Wed 21/1

07:50-18:40

2 stops15h 50m

€546

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 19/1

17:30-14:10

2 stops15h 40m

Shannon

Mon 26/1

15:55-14:35

3 stops27h 40m

€550

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 19/1

21:45-16:45

1 stop14h 00m

Shannon

Mon 26/1

07:50-19:55

1 stop17h 05m

€563

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 22/4

19:15-16:10

1 stop15h 55m

Shannon

Sun 26/4

21:15-17:25

1 stop25h 10m

€564

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 19/1

18:20-11:30

1 stop12h 10m

Shannon

Mon 26/1

07:50-19:55

1 stop17h 05m

€565

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 1/5

20:00-10:15

1 stop9h 15m

Shannon

Fri 22/5

09:30-18:52

1 stop14h 22m

€631

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Wed 14/1

14:46-11:30

2 stops15h 44m

Shannon

Wed 21/1

07:50-18:45

1 stop15h 55m

€678

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?

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

9h 26m

Direct flights

None
The fastest flight from Washington, D.C. to Shannon, Clare takes 9h 26m
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. 9h 05m 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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