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Cheap flights from Washington, D.C. to Shannon from €255

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 20/4. 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.
United Airlines Logo
12:30 - 07:30
BWI
-
SNN
14h 00m
1 stop
United Airlines Logo
09:30 - 17:29
SNN
-
BWI
12h 59m
1 stop
€594United Airlines
Tue, 8 Sep - Wed, 16 Sep
United Airlines Logo
15:30 - 07:30
DCA
-
SNN
11h 00m
1 stop
United Airlines Logo
09:30 - 16:52
SNN
-
DCA
12h 22m
1 stop
€594United Airlines
Sun, 23 Aug - Wed, 2 Sep
United Airlines Logo
15:40 - 07:30
IAD
-
SNN
10h 50m
1 stop
United Airlines Logo
09:30 - 17:37
SNN
-
IAD
13h 07m
1 stop
€594United Airlines
Sat, 22 Aug - Wed, 2 Sep
United Airlines Logo
06:15 - 10:15
BWI
-
SNN
23h 00m
2 stops
United Airlines Logo
12:30 - 10:02
SNN
-
BWI
26h 32m
2 stops
€597United Airlines
Mon, 4 May - Mon, 11 May
Lufthansa Logo
13:00 - 07:30
DCA
-
SNN
13h 30m
1 stop
Lufthansa Logo
09:30 - 15:38
SNN
-
DCA
11h 08m
1 stop
€636Lufthansa
Thu, 10 Sep - Fri, 18 Sep
Lufthansa Logo
15:40 - 07:30
IAD
-
SNN
10h 50m
1 stop
Lufthansa Logo
09:30 - 21:22
SNN
-
IAD
16h 52m
1 stop
€636Lufthansa
Thu, 10 Sep - Fri, 18 Sep
Multiple Airlines Logo
20:30 - 20:20
IAD
-
SNN
18h 50m
3 stops
Multiple Airlines Logo
14:05 - 15:10
SNN
-
IAD
30h 05m
2 stops
€641Multiple Airlines
Wed, 6 May - Wed, 13 May
Multiple Airlines Logo
20:30 - 20:20
BWI
-
SNN
18h 50m
3 stops
Multiple Airlines Logo
14:05 - 21:26
SNN
-
BWI
36h 21m
3 stops
€655Multiple Airlines
Wed, 6 May - Wed, 13 May
KLM Logo
17:00 - 11:10
DCA
-
SNN
13h 10m
1 stop
KLM Logo
13:05 - 23:12
SNN
-
DCA
15h 07m
1 stop
€670KLM
Tue, 8 Sep - Wed, 16 Sep
KLM Logo
12:30 - 11:10
IAD
-
SNN
17h 40m
1 stop
KLM Logo
13:05 - 19:16
SNN
-
IAD
11h 11m
1 stop
€670KLM
Tue, 8 Sep - Wed, 16 Sep

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
8 Sept
BWI12:30Baltimore/Washington
14h 00m
1 stop
SNN07:30Shannon
16 Sept
SNN09:30Shannon
12h 59m
1 stop
BWI17:29Baltimore/Washington
€594
United Airlines
4 May
BWI06:15Baltimore/Washington
23h 00m
2 stops
SNN10:15Shannon
11 May
SNN12:30Shannon
26h 32m
2 stops
BWI10:02Baltimore/Washington
€597
United Airlines
2 Sept
BWI12:30Baltimore/Washington
14h 00m
1 stop
SNN07:30Shannon
7 Sept
SNN09:30Shannon
29h 04m
1 stop
BWI09:34Baltimore/Washington
€598

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

Our best KLM deals on Washington, D.C. to Shannon, Clare flight tickets
KLM
8 Sept
DCA17:00Washington, D.C. Reagan-National
13h 10m
1 stop
SNN11:10Shannon
16 Sept
SNN13:05Shannon
15h 07m
1 stop
DCA23:12Washington, D.C. Reagan-National
€670
KLM
8 Sept
DCA13:45Washington, D.C. Reagan-National
16h 25m
2 stops
SNN11:10Shannon
16 Sept
SNN13:05Shannon
15h 07m
1 stop
DCA23:12Washington, D.C. Reagan-National
€675
KLM
26 Aug
IAD12:30Washington, D.C. Dulles Intl
17h 40m
1 stop
SNN11:10Shannon
1 Sept
SNN13:05Shannon
16h 05m
2 stops
IAD00:10Washington, D.C. Dulles Intl
€689

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 25 March 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

Cheapest return flight

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Tue 8/9

12:30-07:30

1 stop14h 00m

Shannon

Wed 16/9

09:30-17:29

1 stop12h 59m

€594
Fastest return journey

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 23/8

15:30-07:30

1 stop11h 00m

Shannon

Wed 2/9

09:30-16:52

1 stop12h 22m

€594

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sat 22/8

15:40-07:30

1 stop10h 50m

Shannon

Wed 2/9

09:30-17:37

1 stop13h 07m

€594

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Mon 4/5

06:15-10:15

2 stops23h 00m

Shannon

Mon 11/5

12:30-10:02

2 stops26h 32m

€597

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Thu 10/9

13:00-07:30

1 stop13h 30m

Shannon

Fri 18/9

09:30-15:38

1 stop11h 08m

€636

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Thu 10/9

15:40-07:30

1 stop10h 50m

Shannon

Fri 18/9

09:30-21:22

1 stop16h 52m

€636

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 6/5

20:30-20:20

3 stops18h 50m

Shannon

Wed 13/5

14:05-15:10

2 stops30h 05m

€641

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Wed 6/5

20:30-20:20

3 stops18h 50m

Shannon

Wed 13/5

14:05-21:26

3 stops36h 21m

€655

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 8/9

17:00-11:10

1 stop13h 10m

Shannon

Wed 16/9

13:05-23:12

1 stop15h 07m

€670

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 8/9

12:30-11:10

1 stop17h 40m

Shannon

Wed 16/9

13:05-19:16

1 stop11h 11m

€670

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 is the most popular carrier 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 50m

Direct flights

None
The fastest flight from Washington, D.C. to Shannon, Clare takes 8h 50m
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 50m 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
Killaloe
Nenagh
Adare
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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