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Cheap flights from Washington, D.C. Dulles Intl Airport to Shannon from $335

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 2/1. 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.
American Airlines Logo
7:15 pm - 11:20 am
IAD
-
SNN
11h 05m
1 stop
American Airlines Logo
9:15 pm - 3:50 pm
SNN
-
IAD
23h 35m
1 stop
$590American Airlines
Mon, Apr 6 - Wed, Apr 15
American Airlines Logo
2:03 pm - 11:20 am
IAD
-
SNN
16h 17m
2 stops
American Airlines Logo
7:30 am - 5:25 pm
SNN
-
IAD
14h 55m
1 stop
$598American Airlines
Mon, Apr 6 - Wed, Apr 15
American Airlines Logo
7:15 pm - 4:10 pm
IAD
-
SNN
15h 55m
1 stop
American Airlines Logo
7:30 am - 6:41 pm
SNN
-
IAD
16h 11m
2 stops
$603American Airlines
Mon, Mar 30 - Tue, Apr 7
American Airlines Logo
6:20 pm - 11:30 am
IAD
-
SNN
12h 10m
1 stop
American Airlines Logo
7:50 am - 7:55 pm
SNN
-
IAD
17h 05m
1 stop
$608American Airlines
Wed, Feb 25 - Wed, Mar 4
American Airlines Logo
2:03 pm - 11:20 am
IAD
-
SNN
16h 17m
2 stops
American Airlines Logo
7:30 am - 7:25 pm
SNN
-
IAD
16h 55m
2 stops
$611American Airlines
Mon, Apr 6 - Wed, Apr 15
American Airlines Logo
6:20 pm - 4:45 pm
IAD
-
SNN
17h 25m
1 stop
American Airlines Logo
7:50 am - 8:30 pm
SNN
-
IAD
17h 40m
2 stops
$621American Airlines
Wed, Feb 25 - Thu, Mar 5
Multiple Airlines Logo
7:40 pm - 2:40 pm
IAD
-
SNN
14h 00m
2 stops
Multiple Airlines Logo
5:30 pm - 6:30 pm
SNN
-
IAD
30h 00m
2 stops
$632Multiple Airlines
Wed, Feb 25 - Wed, Mar 4
Multiple Airlines Logo
7:40 pm - 9:30 pm
IAD
-
SNN
20h 50m
2 stops
Multiple Airlines Logo
7:50 am - 6:30 pm
SNN
-
IAD
15h 40m
2 stops
$638Multiple Airlines
Tue, Feb 24 - Tue, Mar 3
American Airlines Logo
10:25 pm - 3:50 pm
IAD
-
SNN
12h 25m
1 stop
American Airlines Logo
9:15 pm - 5:25 pm
SNN
-
IAD
25h 10m
1 stop
$640American Airlines
Fri, Apr 24 - Tue, May 5
American Airlines Logo
6:20 pm - 11:30 am
IAD
-
SNN
12h 10m
1 stop
American Airlines Logo
7:50 am - 3:35 pm
SNN
-
IAD
12h 45m
1 stop
$658American Airlines
Mon, Feb 9 - Sun, Feb 15

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 6
IAD7:15 pmWashington, D.C. Dulles Intl
11h 05m
1 stop
SNN11:20 amShannon
Apr 15
SNN9:15 pmShannon
23h 35m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
$590
American Airlines
Apr 6
IAD2:03 pmWashington, D.C. Dulles Intl
16h 17m
2 stops
SNN11:20 amShannon
Apr 15
SNN7:30 amShannon
14h 55m
1 stop
IAD5:25 pmWashington, D.C. Dulles Intl
$598
American Airlines
Mar 30
IAD7:15 pmWashington, D.C. Dulles Intl
15h 55m
1 stop
SNN4:10 pmShannon
Apr 7
SNN7:30 amShannon
16h 11m
2 stops
IAD6:41 pmWashington, D.C. Dulles Intl
$603

Air Canada flights from Washington, D.C. Dulles Intl Airport to Shannon, Clare

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets
Air Canada
Mar 22
IAD9:55 amWashington, D.C. Dulles Intl
21h 35m
2 stops
SNN11:30 amShannon
Apr 6
SNN9:15 pmShannon
27h 25m
2 stops
IAD7:40 pmWashington, D.C. Dulles Intl
$786
Air Canada
Apr 22
IAD8:15 amWashington, D.C. Dulles Intl
26h 55m
2 stops
SNN4:10 pmShannon
May 1
SNN7:30 amShannon
18h 07m
2 stops
IAD8:37 pmWashington, D.C. Dulles Intl
$793
Air Canada
Feb 24
IAD1:13 pmWashington, D.C. Dulles Intl
22h 32m
2 stops
SNN4:45 pmShannon
Mar 3
SNN7:50 amShannon
32h 39m
2 stops
IAD11:29 amWashington, D.C. Dulles Intl
$815

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 January 27, 2026.
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 4/6

7:15 pm-11:20 am

1 stop11h 05m

Shannon

Wed 4/15

9:15 pm-3:50 pm

1 stop23h 35m

$590

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 4/6

2:03 pm-11:20 am

2 stops16h 17m

Shannon

Wed 4/15

7:30 am-5:25 pm

1 stop14h 55m

$598

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 3/30

7:15 pm-4:10 pm

1 stop15h 55m

Shannon

Tue 4/7

7:30 am-6:41 pm

2 stops16h 11m

$603

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 2/25

6:20 pm-11:30 am

1 stop12h 10m

Shannon

Wed 3/4

7:50 am-7:55 pm

1 stop17h 05m

$608

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 4/6

2:03 pm-11:20 am

2 stops16h 17m

Shannon

Wed 4/15

7:30 am-7:25 pm

2 stops16h 55m

$611

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 2/25

6:20 pm-4:45 pm

1 stop17h 25m

Shannon

Thu 3/5

7:50 am-8:30 pm

2 stops17h 40m

$621

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 2/25

7:40 pm-2:40 pm

2 stops14h 00m

Shannon

Wed 3/4

5:30 pm-6:30 pm

2 stops30h 00m

$632

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 2/24

7:40 pm-9:30 pm

2 stops20h 50m

Shannon

Tue 3/3

7:50 am-6:30 pm

2 stops15h 40m

$638

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 4/24

10:25 pm-3:50 pm

1 stop12h 25m

Shannon

Tue 5/5

9:15 pm-5:25 pm

1 stop25h 10m

$640

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 2/9

6:20 pm-11:30 am

1 stop12h 10m

Shannon

Sun 2/15

7:50 am-3:35 pm

1 stop12h 45m

$658

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 airline that flies from Washington, D.C. Dulles Intl to Shannon?

Aer Lingus is the most popular carrier operating from Washington, D.C. Dulles Intl to Shannon

What airlines fly to Shannon, Clare?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Shannon, Clare from Washington, D.C. Dulles Intl Airport according to our data. American Airlines is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Shannon, Clare. Keep in mind that there are 4 different airlines that fly to Shannon, Clare on a routine basis, so you have a few additional options to choose from.

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

10h 11m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Shannon, Clare takes 10h 11m
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 10h 11m.

  • 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 $157Free CancellationRating
7.9
8,119 reviews
Search Delta flights
American AirlinesPriceFrom $489Free CancellationRating
7.2
11,197 reviews
Search American Airlines flights
KLMPriceFrom $643Free CancellationRating
7.7
1,443 reviews
Search KLM flights
United AirlinesPriceFrom $646Free CancellationRating
7.4
9,205 reviews
Search United Airlines flights

Traveling to a place near Shannon?

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