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Cheap flights from Washington, D.C. Reagan-National Airport to Shannon from $517

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 10/29. 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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0 bags

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Shannon

Cheap round-trip flights

American Airlines Logo
5:30 pm - 11:30 amDCA-SNN
14h 00m2 stops
American Airlines Logo
7:50 am - 8:15 pmSNN-DCA
17h 25m2 stops
$517American Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 5
United Airlines Logo
7:00 pm - 10:15 amDCA-SNN
10h 15m1 stop
United Airlines Logo
12:30 pm - 5:47 pmSNN-DCA
10h 17m1 stop
$575United Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
American Airlines Logo
5:30 pm - 11:20 amDCA-SNN
12h 50m2 stops
American Airlines Logo
7:40 am - 7:59 pmSNN-DCA
17h 19m2 stops
$588American Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
American Airlines Logo
5:30 pm - 11:20 amDCA-SNN
12h 50m2 stops
American Airlines Logo
7:50 am - 5:58 pmSNN-DCA
15h 08m2 stops
$608American Airlines
Find Deal
Sun, Oct 19 - Tue, Nov 4
American Airlines Logo
5:15 pm - 11:30 amDCA-SNN
13h 15m2 stops
American Airlines Logo
7:50 am - 8:00 pmSNN-DCA
16h 10m2 stops
$617American Airlines
Find Deal
Thu, Mar 5 - Sun, Mar 8
British Airways Logo
5:30 pm - 11:30 amDCA-SNN
14h 00m2 stops
British Airways Logo
2:45 pm - 10:48 pmSNN-DCA
13h 03m1 stop
$695British Airways
Find Deal
Wed, Oct 29 - Wed, Nov 5
United Airlines Logo
7:29 pm - 10:15 amDCA-SNN
9h 46m1 stop
United Airlines Logo
12:30 pm - 7:16 pmSNN-DCA
11h 46m1 stop
$721United Airlines
Find Deal
Sat, Oct 11 - Sat, Oct 18
Air Canada Logo
6:00 am - 3:45 pmDCA-SNN
28h 45m2 stops
Air Canada Logo
5:30 pm - 6:05 pmSNN-DCA
29h 35m2 stops
$758Air Canada
Find Deal
Fri, Jan 16 - Tue, Jan 20
British Airways Logo
5:45 pm - 11:30 amDCA-SNN
12h 45m2 stops
British Airways Logo
7:50 am - 6:54 pmSNN-DCA
16h 04m2 stops
$825British Airways
Find Deal
Sun, Nov 30 - Sun, Dec 14
Air Canada Logo
6:00 am - 4:45 pmDCA-SNN
29h 45m2 stops
Air Canada Logo
5:25 pm - 3:31 pmSNN-DCA
51h 06m2 stops
$1,054Air Canada
Find Deal
Sun, Nov 23 - Sat, Nov 29

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
Jan 16
DCA6:00 amWashington, D.C. Reagan-National
28h 45m
2 stops
SNN3:45 pmShannon
Jan 20
SNN5:30 pmShannon
29h 35m
2 stops
DCA6:05 pmWashington, D.C. Reagan-National
$758
Find similar
Air Canada
Nov 23
DCA6:00 amWashington, D.C. Reagan-National
29h 45m
2 stops
SNN4:45 pmShannon
Nov 29
SNN5:25 pmShannon
51h 06m
2 stops
DCA3:31 pmWashington, D.C. Reagan-National
$1,054
Find similar
Air Canada
Nov 23
DCA4:10 pmWashington, D.C. Reagan-National
19h 35m
2 stops
SNN4:45 pmShannon
Nov 29
SNN7:50 amShannon
19h 45m
3 stops
DCA10:35 pmWashington, D.C. Reagan-National
$1,122
Find similar

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
Oct 29
DCA5:30 pmWashington, D.C. Reagan-National
14h 00m
2 stops
SNN11:30 amShannon
Nov 5
SNN7:50 amShannon
17h 25m
2 stops
DCA8:15 pmWashington, D.C. Reagan-National
$517
Find similar
American Airlines
Oct 14
DCA5:30 pmWashington, D.C. Reagan-National
12h 50m
2 stops
SNN11:20 amShannon
Oct 21
SNN7:40 amShannon
17h 19m
2 stops
DCA7:59 pmWashington, D.C. Reagan-National
$588
Find similar
American Airlines
Oct 19
DCA5:30 pmWashington, D.C. Reagan-National
12h 50m
2 stops
SNN11:20 amShannon
Nov 4
SNN7:50 amShannon
15h 08m
2 stops
DCA5:58 pmWashington, D.C. Reagan-National
$608
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 September 15, 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 10/29

5:30 pm-11:30 am

2 stops14h 00m

Shannon

Wed 11/5

7:50 am-8:15 pm

2 stops17h 25m

$517

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 10/14

7:00 pm-10:15 am

1 stop10h 15m

Shannon

Tue 10/21

12:30 pm-5:47 pm

1 stop10h 17m

$575

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Tue 10/14

5:30 pm-11:20 am

2 stops12h 50m

Shannon

Tue 10/21

7:40 am-7:59 pm

2 stops17h 19m

$588

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 10/19

5:30 pm-11:20 am

2 stops12h 50m

Shannon

Tue 11/4

7:50 am-5:58 pm

2 stops15h 08m

$608

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Thu 3/5

5:15 pm-11:30 am

2 stops13h 15m

Shannon

Sun 3/8

7:50 am-8:00 pm

2 stops16h 10m

$617

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Wed 10/29

5:30 pm-11:30 am

2 stops14h 00m

Shannon

Wed 11/5

2:45 pm-10:48 pm

1 stop13h 03m

$695

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sat 10/11

7:29 pm-10:15 am

1 stop9h 46m

Shannon

Sat 10/18

12:30 pm-7:16 pm

1 stop11h 46m

$721

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Fri 1/16

6:00 am-3:45 pm

2 stops28h 45m

Shannon

Tue 1/20

5:30 pm-6:05 pm

2 stops29h 35m

$758

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 11/30

5:45 pm-11:30 am

2 stops12h 45m

Shannon

Sun 12/14

7:50 am-6:54 pm

2 stops16h 04m

$825

Washington, D.C.Shannon

DCA - SNN

DCASNN

Washington, D.C. Reagan-National

Sun 11/23

6:00 am-4:45 pm

2 stops29h 45m

Shannon

Sat 11/29

5:25 pm-3:31 pm

2 stops51h 06m

$1,054

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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. 9h 46m 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
8,929 reviews
Search United Airlines flights
American AirlinesPriceFrom $790Free CancellationRating
7.2
10,000 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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