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Cheap flights from Washington, D.C. to Shannon from €374

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 30/6. 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.
British Airways Logo
17:46 - 16:45
IAD
-
SNN
17h 59m
2 stops
British Airways Logo
20:05 - 15:35
SNN
-
IAD
24h 30m
2 stops
€401British Airways
Sun, 8 Feb - Tue, 24 Feb
British Airways Logo
18:20 - 19:25
IAD
-
SNN
20h 05m
1 stop
British Airways Logo
20:05 - 15:35
SNN
-
IAD
24h 30m
2 stops
€402British Airways
Sun, 8 Feb - Tue, 24 Feb
British Airways Logo
17:15 - 11:20
IAD
-
SNN
13h 05m
2 stops
British Airways Logo
07:40 - 19:10
SNN
-
IAD
16h 30m
2 stops
€402British Airways
Mon, 6 Apr - Wed, 15 Apr
British Airways Logo
17:40 - 11:20
IAD
-
SNN
12h 40m
1 stop
British Airways Logo
21:15 - 15:45
SNN
-
IAD
23h 30m
2 stops
€403British Airways
Mon, 6 Apr - Wed, 15 Apr
British Airways Logo
20:35 - 16:45
BWI
-
SNN
15h 10m
1 stop
British Airways Logo
20:05 - 18:45
SNN
-
BWI
27h 40m
1 stop
€406British Airways
Tue, 17 Feb - Tue, 24 Feb
British Airways Logo
18:20 - 16:45
IAD
-
SNN
17h 25m
1 stop
British Airways Logo
20:05 - 15:35
SNN
-
IAD
24h 30m
1 stop
€406British Airways
Tue, 17 Feb - Tue, 24 Feb
American Airlines Logo
16:28 - 11:20
DCA
-
SNN
13h 52m
2 stops
American Airlines Logo
13:45 - 22:15
SNN
-
DCA
13h 30m
1 stop
€426American Airlines
Mon, 6 Apr - Thu, 16 Apr
American Airlines Logo
16:34 - 11:20
DCA
-
SNN
13h 46m
2 stops
American Airlines Logo
13:45 - 23:54
SNN
-
DCA
15h 09m
2 stops
€429American Airlines
Mon, 6 Apr - Tue, 14 Apr
United Airlines Logo
18:00 - 10:15
DCA
-
SNN
11h 15m
1 stop
United Airlines Logo
12:30 - 17:25
SNN
-
DCA
9h 55m
1 stop
€433United Airlines
Mon, 6 Apr - Wed, 15 Apr
American Airlines Logo
11:33 - 05:25
DCA
-
SNN
12h 52m
1 stop
American Airlines Logo
13:45 - 22:15
SNN
-
DCA
13h 30m
1 stop
€466American Airlines
Mon, 6 Apr - Tue, 14 Apr

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
5 Mar
IAD09:45Washington, D.C. Dulles Intl
20h 45m
2 stops
SNN11:30Shannon
12 Mar
SNN17:30Shannon
31h 24m
2 stops
IAD20:54Washington, D.C. Dulles Intl
€614
Air Canada
12 Jul
DCA16:20Washington, D.C. Reagan-National
18h 50m
2 stops
SNN16:10Shannon
21 Jul
SNN07:30Shannon
31h 48m
2 stops
DCA10:18Washington, D.C. Reagan-National
€730

Delta flights from Washington, D.C. to Shannon, Clare

Our best Delta deals on Washington, D.C. to Shannon, Clare flight tickets
Delta
26 May
BWI16:39Baltimore/Washington
13h 31m
2 stops
SNN11:10Shannon
31 May
SNN13:05Shannon
25h 10m
2 stops
BWI09:15Baltimore/Washington
€709
Delta
1 Jun
DCA11:00Washington, D.C. Reagan-National
19h 10m
1 stop
SNN11:10Shannon
16 Jun
SNN13:05Shannon
10h 06m
1 stop
DCA18:11Washington, D.C. Reagan-National
€782

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 21 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

Sun 8/2

17:46-16:45

2 stops17h 59m

Shannon

Tue 24/2

20:05-15:35

2 stops24h 30m

€401

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 8/2

18:20-19:25

1 stop20h 05m

Shannon

Tue 24/2

20:05-15:35

2 stops24h 30m

€402

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 6/4

17:15-11:20

2 stops13h 05m

Shannon

Wed 15/4

07:40-19:10

2 stops16h 30m

€402

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 6/4

17:40-11:20

1 stop12h 40m

Shannon

Wed 15/4

21:15-15:45

2 stops23h 30m

€403

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Tue 17/2

20:35-16:45

1 stop15h 10m

Shannon

Tue 24/2

20:05-18:45

1 stop27h 40m

€406

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 17/2

18:20-16:45

1 stop17h 25m

Shannon

Tue 24/2

20:05-15:35

1 stop24h 30m

€406

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Mon 6/4

16:28-11:20

2 stops13h 52m

Shannon

Thu 16/4

13:45-22:15

1 stop13h 30m

€426

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Mon 6/4

16:34-11:20

2 stops13h 46m

Shannon

Tue 14/4

13:45-23:54

2 stops15h 09m

€429

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Mon 6/4

18:00-10:15

1 stop11h 15m

Shannon

Wed 15/4

12:30-17:25

1 stop9h 55m

€433

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Mon 6/4

11:33-05:25

1 stop12h 52m

Shannon

Tue 14/4

13:45-22:15

1 stop13h 30m

€466

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?

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 55m

Direct flights

None
The fastest flight from Washington, D.C. to Shannon, Clare takes 9h 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. 9h 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
Tipperary
Nenagh
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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