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Cheap flights from Washington, D.C. to Shannon from €278

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 1/4. 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 - 11:30IAD-SNN
12h 10m1 stop
American Airlines Logo
07:50 - 19:55SNN-IAD
17h 05m1 stop
€465American Airlines
Find Deal
Mon, 8 Dec - Mon, 15 Dec
American Airlines Logo
18:20 - 11:30IAD-SNN
12h 10m1 stop
American Airlines Logo
07:50 - 19:55SNN-IAD
17h 05m1 stop
€465American Airlines
Find Deal
Wed, 3 Dec - Sun, 7 Dec
American Airlines Logo
13:53 - 11:30BWI-SNN
16h 37m2 stops
American Airlines Logo
07:50 - 18:45SNN-BWI
15h 55m1 stop
€470American Airlines
Find Deal
Thu, 4 Dec - Thu, 18 Dec
American Airlines Logo
14:16 - 11:30IAD-SNN
16h 14m2 stops
American Airlines Logo
07:50 - 19:55SNN-IAD
17h 05m1 stop
€470American Airlines
Find Deal
Wed, 3 Dec - Sun, 7 Dec
American Airlines Logo
21:45 - 16:45IAD-SNN
14h 00m1 stop
American Airlines Logo
07:50 - 23:59SNN-IAD
21h 09m2 stops
€476American Airlines
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Mon, 9 Feb - Mon, 16 Feb
Multiple Airlines Logo
07:30 - 06:20BWI-SNN
17h 50m2 stops
Multiple Airlines Logo
14:45 - 09:22SNN-BWI
23h 37m2 stops
€514Multiple Airlines
Find Deal
Mon, 24 Nov - Tue, 9 Dec
Multiple Airlines Logo
19:40 - 20:05IAD-SNN
19h 25m2 stops
Multiple Airlines Logo
23:15 - 18:30SNN-IAD
24h 15m2 stops
€516Multiple Airlines
Find Deal
Fri, 9 Jan - Mon, 12 Jan
Air Canada Logo
09:40 - 11:30DCA-SNN
20h 50m2 stops
Air Canada Logo
07:50 - 18:05SNN-DCA
15h 15m2 stops
€578Air Canada
Find Deal
Sun, 23 Nov - Tue, 9 Dec
British Airways Logo
12:10 - 11:30DCA-SNN
18h 20m2 stops
British Airways Logo
20:05 - 16:58SNN-DCA
25h 53m2 stops
€607British Airways
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Mon, 9 Feb - Mon, 16 Feb
Air Canada Logo
16:10 - 11:30DCA-SNN
14h 20m2 stops
Air Canada Logo
17:25 - 21:56SNN-DCA
33h 31m2 stops
€637Air Canada
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Tue, 25 Nov - Sat, 6 Dec

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 Dec
IAD18:20Washington, D.C. Dulles Intl
12h 10m
1 stop
SNN11:30Shannon
15 Dec
SNN07:50Shannon
17h 05m
1 stop
IAD19:55Washington, D.C. Dulles Intl
€465
Find similar
American Airlines
3 Dec
IAD18:20Washington, D.C. Dulles Intl
12h 10m
1 stop
SNN11:30Shannon
7 Dec
SNN07:50Shannon
17h 05m
1 stop
IAD19:55Washington, D.C. Dulles Intl
€465
Find similar
American Airlines
4 Dec
BWI13:53Baltimore/Washington
16h 37m
2 stops
SNN11:30Shannon
18 Dec
SNN07:50Shannon
15h 55m
1 stop
BWI18:45Baltimore/Washington
€470
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
24 Nov
IAD09:45Washington, D.C. Dulles Intl
26h 00m
2 stops
SNN16:45Shannon
9 Dec
SNN07:50Shannon
18h 09m
2 stops
IAD20:59Washington, D.C. Dulles Intl
€560
Find similar
Air Canada
24 Nov
IAD16:30Washington, D.C. Dulles Intl
14h 00m
2 stops
SNN11:30Shannon
9 Dec
SNN07:50Shannon
18h 09m
2 stops
IAD20:59Washington, D.C. Dulles Intl
€570
Find similar
Air Canada
23 Nov
DCA09:40Washington, D.C. Reagan-National
20h 50m
2 stops
SNN11:30Shannon
9 Dec
SNN07:50Shannon
15h 15m
2 stops
DCA18:05Washington, D.C. Reagan-National
€578
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 13 November 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

Mon 8/12

18:20-11:30

1 stop12h 10m

Shannon

Mon 15/12

07:50-19:55

1 stop17h 05m

€465

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 3/12

18:20-11:30

1 stop12h 10m

Shannon

Sun 7/12

07:50-19:55

1 stop17h 05m

€465

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Thu 4/12

13:53-11:30

2 stops16h 37m

Shannon

Thu 18/12

07:50-18:45

1 stop15h 55m

€470

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 3/12

14:16-11:30

2 stops16h 14m

Shannon

Sun 7/12

07:50-19:55

1 stop17h 05m

€470

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 9/2

21:45-16:45

1 stop14h 00m

Shannon

Mon 16/2

07:50-23:59

2 stops21h 09m

€476

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Mon 24/11

07:30-06:20

2 stops17h 50m

Shannon

Tue 9/12

14:45-09:22

2 stops23h 37m

€514

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 9/1

19:40-20:05

2 stops19h 25m

Shannon

Mon 12/1

23:15-18:30

2 stops24h 15m

€516

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 23/11

09:40-11:30

2 stops20h 50m

Shannon

Tue 9/12

07:50-18:05

2 stops15h 15m

€578

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Mon 9/2

12:10-11:30

2 stops18h 20m

Shannon

Mon 16/2

20:05-16:58

2 stops25h 53m

€607

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 25/11

16:10-11:30

2 stops14h 20m

Shannon

Sat 6/12

17:25-21:56

2 stops33h 31m

€637

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

What is the cheapest month to fly to Shannon, Clare?

The month of December is another great option to travel to Shannon, Clare, with average flight prices from Washington, D.C. averaging around €607.

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

Direct flights

None
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.
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  • 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 57m 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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