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Cheap flights from Washington, D.C. to Shannon from €420

This is the cheapest return 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 3/12. 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
20:35 - 16:45BWI-SNN
15h 10m1 stop
American Airlines Logo
07:50 - 18:45SNN-BWI
15h 55m1 stop
€420American Airlines
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Wed, 3 Dec - Wed, 10 Dec
American Airlines Logo
21:45 - 16:45IAD-SNN
14h 00m1 stop
American Airlines Logo
07:50 - 15:35SNN-IAD
12h 45m1 stop
€420American Airlines
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Tue, 18 Nov - Tue, 25 Nov
Multiple Airlines Logo
11:05 - 21:40DCA-SNN
29h 35m3 stops
Multiple Airlines Logo
15:00 - 18:05SNN-DCA
32h 05m3 stops
€540Multiple Airlines
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Wed, 3 Dec - Tue, 9 Dec
Multiple Airlines Logo
19:40 - 14:40BWI-SNN
14h 00m2 stops
Multiple Airlines Logo
07:50 - 18:40SNN-BWI
15h 50m2 stops
€559Multiple Airlines
Find Deal
Wed, 3 Dec - Wed, 10 Dec
British Airways Logo
18:20 - 11:30IAD-SNN
12h 10m1 stop
British Airways Logo
07:50 - 19:55SNN-IAD
17h 05m1 stop
€583British Airways
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Wed, 3 Dec - Tue, 9 Dec
British Airways Logo
20:35 - 16:45BWI-SNN
15h 10m1 stop
British Airways Logo
17:30 - 18:45SNN-BWI
30h 15m1 stop
€589British Airways
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Wed, 3 Dec - Tue, 9 Dec
United Airlines Logo
20:00 - 10:15DCA-SNN
9h 15m1 stop
United Airlines Logo
12:30 - 19:33SNN-DCA
12h 03m1 stop
€597United Airlines
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Fri, 10 Apr - Sat, 18 Apr
Air Canada Logo
17:50 - 11:30IAD-SNN
36h 40m2 stops
Air Canada Logo
17:25 - 20:54SNN-IAD
32h 29m2 stops
€605Air Canada
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Sat, 15 Nov - Sat, 22 Nov
Air Canada Logo
11:05 - 11:30DCA-SNN
19h 25m2 stops
Air Canada Logo
07:50 - 22:35SNN-DCA
19h 45m3 stops
€623Air Canada
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Sat, 15 Nov - Sat, 22 Nov
United Airlines Logo
18:00 - 10:15DCA-SNN
11h 15m1 stop
United Airlines Logo
12:30 - 17:23SNN-DCA
9h 53m1 stop
€640United Airlines
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Thu, 9 Apr - Sun, 19 Apr

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
10 Apr
DCA20:00Washington, D.C. Reagan-National
9h 15m
1 stop
SNN10:15Shannon
18 Apr
SNN12:30Shannon
12h 03m
1 stop
DCA19:33Washington, D.C. Reagan-National
€597
Find similar
United Airlines
9 Apr
DCA18:00Washington, D.C. Reagan-National
11h 15m
1 stop
SNN10:15Shannon
19 Apr
SNN12:30Shannon
9h 53m
1 stop
DCA17:23Washington, D.C. Reagan-National
€640
Find similar
United Airlines
9 Apr
DCA20:00Washington, D.C. Reagan-National
9h 15m
1 stop
SNN10:15Shannon
19 Apr
SNN12:30Shannon
12h 03m
1 stop
DCA19:33Washington, D.C. Reagan-National
€661
Find similar

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
3 Dec
BWI20:35Baltimore/Washington
15h 10m
1 stop
SNN16:45Shannon
10 Dec
SNN07:50Shannon
15h 55m
1 stop
BWI18:45Baltimore/Washington
€420
Find similar
American Airlines
3 Dec
BWI11:09Baltimore/Washington
19h 21m
2 stops
SNN11:30Shannon
10 Dec
SNN07:50Shannon
15h 55m
1 stop
BWI18:45Baltimore/Washington
€425
Find similar
American Airlines
2 Dec
DCA17:45Washington, D.C. Reagan-National
12h 45m
2 stops
SNN11:30Shannon
9 Dec
SNN07:50Shannon
16h 21m
2 stops
DCA19:11Washington, D.C. Reagan-National
€432
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 20 October 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

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Wed 3/12

20:35-16:45

1 stop15h 10m

Shannon

Wed 10/12

07:50-18:45

1 stop15h 55m

€420

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 18/11

21:45-16:45

1 stop14h 00m

Shannon

Tue 25/11

07:50-15:35

1 stop12h 45m

€420

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Wed 3/12

11:05-21:40

3 stops29h 35m

Shannon

Tue 9/12

15:00-18:05

3 stops32h 05m

€540

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Wed 3/12

19:40-14:40

2 stops14h 00m

Shannon

Wed 10/12

07:50-18:40

2 stops15h 50m

€559

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 3/12

18:20-11:30

1 stop12h 10m

Shannon

Tue 9/12

07:50-19:55

1 stop17h 05m

€582

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Wed 3/12

20:35-16:45

1 stop15h 10m

Shannon

Tue 9/12

17:30-18:45

1 stop30h 15m

€589

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 10/4

20:00-10:15

1 stop9h 15m

Shannon

Sat 18/4

12:30-19:33

1 stop12h 03m

€597

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sat 15/11

17:50-11:30

2 stops36h 40m

Shannon

Sat 22/11

17:25-20:54

2 stops32h 29m

€605

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sat 15/11

11:05-11:30

2 stops19h 25m

Shannon

Sat 22/11

07:50-22:35

3 stops19h 45m

€623

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Thu 9/4

18:00-10:15

1 stop11h 15m

Shannon

Sun 19/4

12:30-17:23

1 stop9h 53m

€640

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 €603.

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
Bunratty
Lahinch

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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