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Cheap flights from Washington, D.C. to Shannon from $589

This is the cheapest round-trip 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 3/11. 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 round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
9:35 pm - 4:45 pm
BWI
-
SNN
15h 10m1 stop
American Airlines Logo
7:50 am - 7:45 pm
SNN
-
BWI
15h 55m1 stop
$589American Airlines
Wed, Mar 11 - Wed, Mar 18
American Airlines Logo
10:45 pm - 4:45 pm
IAD
-
SNN
14h 00m1 stop
American Airlines Logo
7:50 am - 8:55 pm
SNN
-
IAD
17h 05m1 stop
$589American Airlines
Wed, Mar 11 - Wed, Mar 18
American Airlines Logo
5:57 pm - 11:30 am
DCA
-
SNN
13h 33m2 stops
American Airlines Logo
7:40 am - 5:13 pm
SNN
-
DCA
14h 33m2 stops
$603American Airlines
Sun, Mar 22 - Tue, Mar 31
United Airlines Logo
6:00 pm - 10:15 am
DCA
-
SNN
11h 15m1 stop
United Airlines Logo
12:30 pm - 5:25 pm
SNN
-
DCA
9h 55m1 stop
$656United Airlines
Sat, Apr 4 - Thu, Apr 16
Multiple Airlines Logo
7:40 pm - 2:40 pm
BWI
-
SNN
14h 00m2 stops
Multiple Airlines Logo
7:50 am - 6:40 pm
SNN
-
BWI
15h 50m2 stops
$675Multiple Airlines
Wed, Feb 4 - Wed, Feb 11
Multiple Airlines Logo
7:40 pm - 6:05 pm
BWI
-
SNN
17h 25m2 stops
Multiple Airlines Logo
5:30 pm - 6:40 pm
SNN
-
BWI
30h 10m2 stops
$678Multiple Airlines
Thu, Feb 5 - Thu, Feb 12
Lufthansa Logo
10:05 am - 10:15 am
DCA
-
SNN
19h 10m1 stop
Lufthansa Logo
12:30 pm - 5:25 pm
SNN
-
DCA
9h 55m1 stop
$702Lufthansa
Thu, Apr 2 - Wed, Apr 15
United Airlines Logo
6:00 pm - 10:15 am
DCA
-
SNN
11h 15m1 stop
United Airlines Logo
12:30 pm - 5:25 pm
SNN
-
DCA
9h 55m1 stop
$706United Airlines
Sat, Apr 4 - Mon, Apr 13
Lufthansa Logo
6:00 am - 10:15 am
DCA
-
SNN
23h 15m1 stop
Lufthansa Logo
12:30 pm - 5:25 pm
SNN
-
DCA
9h 55m1 stop
$726Lufthansa
Fri, Apr 17 - Sat, Apr 25
British Airways Logo
5:00 pm - 4:45 pm
DCA
-
SNN
19h 45m2 stops
British Airways Logo
5:30 pm - 4:37 pm
SNN
-
DCA
27h 07m2 stops
$766British Airways
Tue, Mar 10 - Mon, Mar 23

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
Mar 11
BWI9:35 pmBaltimore/Washington
15h 10m
1 stop
SNN4:45 pmShannon
Mar 18
SNN7:50 amShannon
15h 55m
1 stop
BWI7:45 pmBaltimore/Washington
$589
Find similar
American Airlines
Mar 22
DCA5:57 pmWashington, D.C. Reagan-National
13h 33m
2 stops
SNN11:30 amShannon
Mar 31
SNN7:40 amShannon
14h 33m
2 stops
DCA5:13 pmWashington, D.C. Reagan-National
$603
Find similar
American Airlines
Feb 4
BWI8:35 pmBaltimore/Washington
15h 10m
1 stop
SNN4:45 pmShannon
Feb 11
SNN7:50 amShannon
15h 55m
1 stop
BWI6:45 pmBaltimore/Washington
$607
Find similar

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
Apr 4
DCA6:00 pmWashington, D.C. Reagan-National
11h 15m
1 stop
SNN10:15 amShannon
Apr 16
SNN12:30 pmShannon
9h 55m
1 stop
DCA5:25 pmWashington, D.C. Reagan-National
$656
Find similar
United Airlines
Apr 4
DCA6:00 pmWashington, D.C. Reagan-National
11h 15m
1 stop
SNN10:15 amShannon
Apr 13
SNN12:30 pmShannon
9h 55m
1 stop
DCA5:25 pmWashington, D.C. Reagan-National
$706
Find similar
United Airlines
Apr 12
DCA6:00 pmWashington, D.C. Reagan-National
11h 15m
1 stop
SNN10:15 amShannon
Apr 22
SNN12:30 pmShannon
12h 01m
1 stop
DCA7:31 pmWashington, D.C. Reagan-National
$715
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated December 23, 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 3/11

9:35 pm-4:45 pm

1 stop15h 10m

Shannon

Wed 3/18

7:50 am-7:45 pm

1 stop15h 55m

$589

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 3/11

10:45 pm-4:45 pm

1 stop14h 00m

Shannon

Wed 3/18

7:50 am-8:55 pm

1 stop17h 05m

$589

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 3/22

5:57 pm-11:30 am

2 stops13h 33m

Shannon

Tue 3/31

7:40 am-5:13 pm

2 stops14h 33m

$603

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sat 4/4

6:00 pm-10:15 am

1 stop11h 15m

Shannon

Thu 4/16

12:30 pm-5:25 pm

1 stop9h 55m

$656

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Wed 2/4

7:40 pm-2:40 pm

2 stops14h 00m

Shannon

Wed 2/11

7:50 am-6:40 pm

2 stops15h 50m

$675

BaltimoreShannon

BWI - SNN

BWISNN

Baltimore/Washington

Thu 2/5

7:40 pm-6:05 pm

2 stops17h 25m

Shannon

Thu 2/12

5:30 pm-6:40 pm

2 stops30h 10m

$678

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Thu 4/2

10:05 am-10:15 am

1 stop19h 10m

Shannon

Wed 4/15

12:30 pm-5:25 pm

1 stop9h 55m

$702

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sat 4/4

6:00 pm-10:15 am

1 stop11h 15m

Shannon

Mon 4/13

12:30 pm-5:25 pm

1 stop9h 55m

$706

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 4/17

6:00 am-10:15 am

1 stop23h 15m

Shannon

Sat 4/25

12:30 pm-5:25 pm

1 stop9h 55m

$726

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 3/10

5:00 pm-4:45 pm

2 stops19h 45m

Shannon

Mon 3/23

5:30 pm-4:37 pm

2 stops27h 07m

$766

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 day to depart on your flight to Shannon, Clare?

The cheapest day to depart from Washington, D.C. to Shannon, Clare is on a Monday when prices can be found for as low as $833. The most expensive day to fly to Shannon, Clare is Wednesday, with ticket prices averaging around $1,146.

What is the cheapest time of day to depart on your flight to Shannon, Clare?

Our data shows that the cheapest Washington, D.C. to Shannon, Clare flights are usually those with departure times in the morning. Our users have found flights to Shannon, Clare in the morning for as low as $933. Flights at noon are often more expensive with an average ticket price of $1,177.

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 round-trip 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

11h 00m

Direct flights

None
The fastest flight from Washington, D.C. to Shannon, Clare takes 11h 00m
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 distance between Washington, D.C. and Shannon is about 3283.1 mi. By plane, this route typically takes 11h 00m.

  • 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 were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to Shannon Airport?

  • 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 layovers. 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 travel and health documents you'll need for your trip to Shannon Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Shannon Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. to Shannon, Clare?

Best airlines flying from Washington, D.C. to Shannon, Clare

Compare and see reviews for airlines that fly from Washington, D.C. to Shannon, Clare with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $137Free CancellationRating
7.9
8,015 reviews
Search Delta flights
American AirlinesPriceFrom $489Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
United AirlinesPriceFrom $634Free CancellationRating
7.4
9,109 reviews
Search United Airlines flights
KLMPriceFrom $643Free CancellationRating
7.7
1,434 reviews
Search KLM flights
British AirwaysPriceFrom $796Free CancellationRating
6.7
7,607 reviews
Search British Airways flights

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Adare
Bunratty
Ennis
Nenagh
Lahinch

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Shannon?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Shannon. momondo saves you time and could save you money on your trip.

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?

Once all potential Washington, D.C. to Shannon flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Shannon right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Shannon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Shannon and let you know when they change.

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