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Cheap flights from Washington, D.C. Reagan-National Airport to Shannon from $504

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. Reagan-National Airport to Shannon departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Shannon

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:54 pm - 11:30 amDCA-SNN
14h 36m2 stops
American Airlines Logo
7:50 am - 5:55 pmSNN-DCA
15h 05m2 stops
$504American Airlines
Find Deal
Wed, Dec 3 - Tue, Dec 9
American Airlines Logo
5:23 pm - 11:30 amDCA-SNN
14h 07m2 stops
American Airlines Logo
7:50 am - 10:15 pmSNN-DCA
18h 25m2 stops
$594American Airlines
Find Deal
Sun, Mar 8 - Sat, Mar 21
Multiple Airlines Logo
11:05 am - 9:40 pmDCA-SNN
29h 35m3 stops
Multiple Airlines Logo
3:00 pm - 6:05 pmSNN-DCA
32h 05m3 stops
$630Multiple Airlines
Find Deal
Wed, Dec 3 - Tue, Dec 9
American Airlines Logo
6:59 pm - 11:30 amDCA-SNN
12h 31m2 stops
American Airlines Logo
7:40 am - 8:10 pmSNN-DCA
17h 30m2 stops
$634American Airlines
Find Deal
Fri, Mar 27 - Thu, Apr 2
Air Canada Logo
11:05 am - 11:30 amDCA-SNN
19h 25m2 stops
Air Canada Logo
7:50 am - 10:35 pmSNN-DCA
19h 45m3 stops
$726Air Canada
Find Deal
Sat, Nov 15 - Sat, Nov 22
British Airways Logo
12:26 pm - 7:25 pmDCA-SNN
25h 59m2 stops
British Airways Logo
5:25 pm - 10:59 pmSNN-DCA
34h 34m2 stops
$759British Airways
Find Deal
Thu, Nov 27 - Sat, Dec 6
United Airlines Logo
8:00 pm - 10:15 amDCA-SNN
9h 15m1 stop
United Airlines Logo
12:30 pm - 7:33 pmSNN-DCA
12h 03m1 stop
$770United Airlines
Find Deal
Thu, Apr 9 - Sun, Apr 19
British Airways Logo
5:09 pm - 11:20 amDCA-SNN
13h 11m2 stops
British Airways Logo
7:40 am - 5:59 pmSNN-DCA
15h 19m2 stops
$781British Airways
Find Deal
Tue, Apr 7 - Tue, Apr 21
Air Canada Logo
11:05 am - 4:45 pmDCA-SNN
24h 40m2 stops
Air Canada Logo
7:50 am - 10:35 pmSNN-DCA
19h 45m3 stops
$796Air Canada
Find Deal
Sat, Nov 15 - Sat, Nov 22
Multiple Airlines Logo
3:40 pm - 6:20 amDCA-SNN
9h 40m1 stop
Multiple Airlines Logo
2:45 pm - 9:03 pmSNN-DCA
11h 18m1 stop
$845Multiple Airlines
Find Deal
Wed, Dec 3 - Tue, Dec 9

American Airlines flights from Washington, D.C. Reagan-National Airport to Shannon, Clare

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Shannon, Clare flight tickets
American Airlines
Dec 3
DCA3:54 pmWashington, D.C. Reagan-National
14h 36m
2 stops
SNN11:30 amShannon
Dec 9
SNN7:50 amShannon
15h 05m
2 stops
DCA5:55 pmWashington, D.C. Reagan-National
$504
Find similar
American Airlines
Mar 8
DCA5:23 pmWashington, D.C. Reagan-National
14h 07m
2 stops
SNN11:30 amShannon
Mar 21
SNN7:50 amShannon
18h 25m
2 stops
DCA10:15 pmWashington, D.C. Reagan-National
$594
Find similar
American Airlines
Mar 27
DCA6:59 pmWashington, D.C. Reagan-National
12h 31m
2 stops
SNN11:30 amShannon
Apr 2
SNN7:40 amShannon
17h 30m
2 stops
DCA8:10 pmWashington, D.C. Reagan-National
$634
Find similar

Air Canada flights from Washington, D.C. Reagan-National Airport to Shannon, Clare

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Shannon, Clare flight tickets
Air Canada
Nov 15
DCA11:05 amWashington, D.C. Reagan-National
19h 25m
2 stops
SNN11:30 amShannon
Nov 22
SNN7:50 amShannon
19h 45m
3 stops
DCA10:35 pmWashington, D.C. Reagan-National
$726
Find similar
Air Canada
Nov 15
DCA11:05 amWashington, D.C. Reagan-National
24h 40m
2 stops
SNN4:45 pmShannon
Nov 22
SNN7:50 amShannon
19h 45m
3 stops
DCA10:35 pmWashington, D.C. Reagan-National
$796
Find similar
Air Canada
Oct 26
DCA9:40 amWashington, D.C. Reagan-National
45h 50m
2 stops
SNN11:30 amShannon
Nov 1
SNN5:25 pmShannon
46h 01m
2 stops
DCA11:26 amWashington, D.C. Reagan-National
$816
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport 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 October 20, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Wed 12/3

3:54 pm-11:30 am

2 stops14h 36m

Shannon

Tue 12/9

7:50 am-5:55 pm

2 stops15h 05m

$504

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 3/8

5:23 pm-11:30 am

2 stops14h 07m

Shannon

Sat 3/21

7:50 am-10:15 pm

2 stops18h 25m

$594

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Wed 12/3

11:05 am-9:40 pm

3 stops29h 35m

Shannon

Tue 12/9

3:00 pm-6:05 pm

3 stops32h 05m

$630

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 3/27

6:59 pm-11:30 am

2 stops12h 31m

Shannon

Thu 4/2

7:40 am-8:10 pm

2 stops17h 30m

$634

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sat 11/15

11:05 am-11:30 am

2 stops19h 25m

Shannon

Sat 11/22

7:50 am-10:35 pm

3 stops19h 45m

$726

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Thu 11/27

12:26 pm-7:25 pm

2 stops25h 59m

Shannon

Sat 12/6

5:25 pm-10:59 pm

2 stops34h 34m

$759

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Thu 4/9

8:00 pm-10:15 am

1 stop9h 15m

Shannon

Sun 4/19

12:30 pm-7:33 pm

1 stop12h 03m

$770

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 4/7

5:09 pm-11:20 am

2 stops13h 11m

Shannon

Tue 4/21

7:40 am-5:59 pm

2 stops15h 19m

$781

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sat 11/15

11:05 am-4:45 pm

2 stops24h 40m

Shannon

Sat 11/22

7:50 am-10:35 pm

3 stops19h 45m

$796

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Wed 12/3

3:40 pm-6:20 am

1 stop9h 40m

Shannon

Tue 12/9

2:45 pm-9:03 pm

1 stop11h 18m

$845

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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. Reagan-National Airport 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. Reagan-National Airport 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. Reagan-National Airport 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. Reagan-National Airport to Shannon, Clare

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport 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. Reagan-National Airport to Shannon, Clare (DCA to SNN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Shannon, Clare

Direct flights

None
There are no direct flights from Washington, D.C. Reagan-National Airport to Shannon, Clare. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Shannon, Clare.
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  • How far is Washington, D.C. Reagan-National to Shannon by plane?

    Shannon is 3285.6 mi away from Washington, D.C. Reagan-National. 8h 57m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Shannon Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Shannon Airport were last updated today.

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

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Shannon Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Shannon Airport.

  • What documentation or ID do you need to fly to Shannon Airport?

    The required travel and health documents for your Shannon Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Shannon Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Washington, D.C. Reagan-National Airport to Shannon, Clare

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Shannon, Clare with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $685Free CancellationRating
7.4
8,991 reviews
Search United Airlines flights
American AirlinesPriceFrom $790Free CancellationRating
7.2
11,024 reviews
Search American Airlines flights

Traveling to a place near Shannon?

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

Why use momondo?

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

It is quick and easy to find Washington, D.C. to Shannon flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Shannon that suits you.

Can I find flights from Washington, D.C. to Shannon with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Shannon from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to Shannon?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Shannon from Washington, D.C..

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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