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Cheap flights from Washington, D.C. Dulles Intl Airport to Shannon from $247

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. Dulles Intl Airport to Shannon departing on 1/26. 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. Dulles Intl Airport to Shannon

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:30 pm - 2:10 pm
IAD
-
SNN
15h 40m2 stops
Multiple Airlines Logo
8:05 pm - 9:00 pm
SNN
-
IAD
29h 55m2 stops
$577Multiple Airlines
Mon, Feb 9 - Tue, Feb 17
American Airlines Logo
10:25 pm - 4:10 pm
IAD
-
SNN
12h 45m1 stop
American Airlines Logo
9:15 pm - 8:20 pm
SNN
-
IAD
28h 05m1 stop
$588American Airlines
Sun, Apr 26 - Tue, May 5
American Airlines Logo
6:10 pm - 4:10 pm
IAD
-
SNN
17h 00m2 stops
American Airlines Logo
9:15 pm - 8:20 pm
SNN
-
IAD
28h 05m1 stop
$596American Airlines
Sun, Apr 26 - Tue, May 5
American Airlines Logo
9:45 pm - 4:45 pm
IAD
-
SNN
14h 00m1 stop
American Airlines Logo
7:50 am - 11:34 pm
SNN
-
IAD
20h 44m2 stops
$602American Airlines
Mon, Feb 9 - Tue, Feb 17
American Airlines Logo
6:20 pm - 11:30 am
IAD
-
SNN
12h 10m1 stop
American Airlines Logo
7:50 am - 3:35 pm
SNN
-
IAD
12h 45m1 stop
$607American Airlines
Wed, Jan 21 - Wed, Jan 28
American Airlines Logo
6:10 pm - 4:10 pm
IAD
-
SNN
17h 00m2 stops
American Airlines Logo
7:40 am - 11:55 pm
SNN
-
IAD
21h 15m2 stops
$609American Airlines
Sun, Apr 26 - Tue, May 5
Multiple Airlines Logo
7:40 pm - 2:40 pm
IAD
-
SNN
14h 00m2 stops
Multiple Airlines Logo
7:50 am - 6:30 pm
SNN
-
IAD
15h 40m2 stops
$649Multiple Airlines
Wed, Jan 7 - Wed, Jan 14
American Airlines Logo
6:20 pm - 3:45 pm
IAD
-
SNN
16h 25m1 stop
American Airlines Logo
7:50 am - 3:35 pm
SNN
-
IAD
12h 45m1 stop
$656American Airlines
Fri, Jan 16 - Tue, Jan 20
American Airlines Logo
9:45 pm - 4:45 pm
IAD
-
SNN
14h 00m1 stop
American Airlines Logo
7:50 am - 3:35 pm
SNN
-
IAD
12h 45m1 stop
$657American Airlines
Sun, Jan 25 - Sun, Feb 1
American Airlines Logo
6:20 pm - 4:45 pm
IAD
-
SNN
17h 25m1 stop
American Airlines Logo
7:50 am - 3:35 pm
SNN
-
IAD
12h 45m1 stop
$662American Airlines
Mon, Feb 9 - Tue, Feb 17

American Airlines flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets
American Airlines
Apr 26
IAD10:25 pmWashington, D.C. Dulles Intl
12h 45m
1 stop
SNN4:10 pmShannon
May 5
SNN9:15 pmShannon
28h 05m
1 stop
IAD8:20 pmWashington, D.C. Dulles Intl
$588
Find similar
American Airlines
Apr 26
IAD6:10 pmWashington, D.C. Dulles Intl
17h 00m
2 stops
SNN4:10 pmShannon
May 5
SNN9:15 pmShannon
28h 05m
1 stop
IAD8:20 pmWashington, D.C. Dulles Intl
$596
Find similar
American Airlines
Feb 9
IAD9:45 pmWashington, D.C. Dulles Intl
14h 00m
1 stop
SNN4:45 pmShannon
Feb 17
SNN7:50 amShannon
20h 44m
2 stops
IAD11:34 pmWashington, D.C. Dulles Intl
$602
Find similar

British Airways flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare

Our best British Airways deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets
British Airways
Apr 27
IAD8:25 pmWashington, D.C. Dulles Intl
14h 45m
2 stops
SNN4:10 pmShannon
May 6
SNN7:40 amShannon
16h 50m
2 stops
IAD7:30 pmWashington, D.C. Dulles Intl
$756
Find similar
British Airways
Apr 27
IAD10:25 pmWashington, D.C. Dulles Intl
12h 45m
1 stop
SNN4:10 pmShannon
May 6
SNN9:15 pmShannon
23h 35m
2 stops
IAD3:50 pmWashington, D.C. Dulles Intl
$757
Find similar
British Airways
Jan 19
IAD5:05 pmWashington, D.C. Dulles Intl
13h 25m
2 stops
SNN11:30 amShannon
Jan 26
SNN8:05 pmShannon
24h 30m
2 stops
IAD3:35 pmWashington, D.C. Dulles Intl
$771
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl 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 December 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport 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

Mon 2/9

5:30 pm-2:10 pm

2 stops15h 40m

Shannon

Tue 2/17

8:05 pm-9:00 pm

2 stops29h 55m

$577

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 4/26

10:25 pm-4:10 pm

1 stop12h 45m

Shannon

Tue 5/5

9:15 pm-8:20 pm

1 stop28h 05m

$588

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 4/26

6:10 pm-4:10 pm

2 stops17h 00m

Shannon

Tue 5/5

9:15 pm-8:20 pm

1 stop28h 05m

$596

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 2/9

9:45 pm-4:45 pm

1 stop14h 00m

Shannon

Tue 2/17

7:50 am-11:34 pm

2 stops20h 44m

$602

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 1/21

6:20 pm-11:30 am

1 stop12h 10m

Shannon

Wed 1/28

7:50 am-3:35 pm

1 stop12h 45m

$607

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 4/26

6:10 pm-4:10 pm

2 stops17h 00m

Shannon

Tue 5/5

7:40 am-11:55 pm

2 stops21h 15m

$609

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 1/7

7:40 pm-2:40 pm

2 stops14h 00m

Shannon

Wed 1/14

7:50 am-6:30 pm

2 stops15h 40m

$649

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 1/16

6:20 pm-3:45 pm

1 stop16h 25m

Shannon

Tue 1/20

7:50 am-3:35 pm

1 stop12h 45m

$656

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 1/25

9:45 pm-4:45 pm

1 stop14h 00m

Shannon

Sun 2/1

7:50 am-3:35 pm

1 stop12h 45m

$657

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 2/9

6:20 pm-4:45 pm

1 stop17h 25m

Shannon

Tue 2/17

7:50 am-3:35 pm

1 stop12h 45m

$662

Flights are sorted by cheapest round-trip 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. Dulles Intl 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. Dulles Intl 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. Dulles Intl 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. Dulles Intl Airport to Shannon, Clare

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

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

Fastest flight time

12h 10m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Shannon, Clare takes 12h 10m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Shannon, Clare.
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Shannon by plane?

    There are 3298.1 mi between Washington, D.C. Dulles Intl and Shannon. In terms of flight time, this usually takes a little over 12h 10m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Shannon Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Shannon Airport are updated daily.

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

  • How old do you have to be to fly from Washington, D.C. Dulles Intl 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. Dulles Intl 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. Dulles Intl Airport to Shannon, Clare?

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Shannon, Clare with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $137Free CancellationRating
7.9
8,007 reviews
Search Delta flights
United AirlinesPriceFrom $634Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
KLMPriceFrom $643Free CancellationRating
7.7
1,432 reviews
Search KLM flights
British AirwaysPriceFrom $796Free CancellationRating
6.7
7,571 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?

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. 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 for Washington, D.C. to Shannon flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Washington, D.C. to Shannon flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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