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Cheap flights from Washington, D.C. Dulles Intl Airport to Shannon from $324

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 8/27. 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.
United Airlines Logo
12:35 pm - 10:15 am
IAD
-
SNN
16h 40m
1 stop
United Airlines Logo
9:30 am - 9:20 pm
SNN
-
IAD
16h 50m
1 stop
$767United Airlines
Sun, Jul 19 - Mon, Aug 31
United Airlines Logo
10:41 pm - 10:15 am
IAD
-
SNN
30h 34m
1 stop
United Airlines Logo
9:30 am - 4:01 pm
SNN
-
IAD
11h 31m
1 stop
$781United Airlines
Thu, Sep 3 - Wed, Sep 16
United Airlines Logo
3:39 pm - 7:30 am
IAD
-
SNN
10h 51m
1 stop
United Airlines Logo
9:30 am - 7:02 pm
SNN
-
IAD
14h 32m
1 stop
$798United Airlines
Mon, Jul 6 - Wed, Jul 22
United Airlines Logo
5:42 pm - 7:30 am
IAD
-
SNN
32h 48m
1 stop
United Airlines Logo
9:30 am - 2:12 pm
SNN
-
IAD
33h 42m
1 stop
$801United Airlines
Mon, Jul 6 - Wed, Jul 22
Lufthansa Logo
3:39 pm - 7:30 am
IAD
-
SNN
10h 51m
1 stop
Lufthansa Logo
12:00 pm - 4:05 pm
SNN
-
IAD
33h 05m
1 stop
$806Lufthansa
Sun, Aug 2 - Sat, Aug 8
United Airlines Logo
3:39 pm - 7:30 am
IAD
-
SNN
10h 51m
1 stop
United Airlines Logo
9:30 am - 4:01 pm
SNN
-
IAD
11h 31m
1 stop
$807United Airlines
Sun, Aug 2 - Wed, Aug 12
United Airlines Logo
5:42 pm - 7:30 am
IAD
-
SNN
32h 48m
1 stop
United Airlines Logo
9:30 am - 7:02 pm
SNN
-
IAD
14h 32m
1 stop
$813United Airlines
Fri, Jul 10 - Wed, Jul 22
Lufthansa Logo
3:40 pm - 7:30 am
IAD
-
SNN
10h 50m
1 stop
Lufthansa Logo
12:00 pm - 1:35 pm
SNN
-
IAD
30h 35m
1 stop
$824Lufthansa
Sun, Sep 6 - Sat, Sep 12
United Airlines Logo
1:10 pm - 7:30 am
IAD
-
SNN
13h 20m
1 stop
United Airlines Logo
12:30 pm - 10:59 pm
SNN
-
IAD
15h 29m
1 stop
$826United Airlines
Sat, Sep 5 - Sat, Sep 12
Multiple Airlines Logo
8:30 pm - 4:25 pm
IAD
-
SNN
14h 55m
2 stops
Multiple Airlines Logo
6:05 am - 4:20 pm
SNN
-
IAD
15h 15m
1 stop
$861Multiple Airlines
Sat, Oct 10 - Mon, Nov 9

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

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets
Delta
Jul 6
IAD6:00 amWashington, D.C. Dulles Intl
24h 10m
2 stops
SNN11:10 amShannon
Jul 22
SNN1:05 pmShannon
27h 32m
2 stops
IAD11:37 amWashington, D.C. Dulles Intl
$934
Delta
Jul 19
IAD6:59 pmWashington, D.C. Dulles Intl
11h 11m
1 stop
SNN11:10 amShannon
Jul 29
SNN1:05 pmShannon
10h 14m
1 stop
IAD6:19 pmWashington, D.C. Dulles Intl
$939
Delta
Jul 13
IAD6:59 pmWashington, D.C. Dulles Intl
11h 11m
1 stop
SNN11:10 amShannon
Jul 21
SNN1:05 pmShannon
27h 44m
1 stop
IAD11:49 amWashington, D.C. Dulles Intl
$949

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

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets
United Airlines
Jul 19
IAD12:35 pmWashington, D.C. Dulles Intl
16h 40m
1 stop
SNN10:15 amShannon
Aug 31
SNN9:30 amShannon
16h 50m
1 stop
IAD9:20 pmWashington, D.C. Dulles Intl
$767
United Airlines
Sep 3
IAD10:41 pmWashington, D.C. Dulles Intl
30h 34m
1 stop
SNN10:15 amShannon
Sep 16
SNN9:30 amShannon
11h 31m
1 stop
IAD4:01 pmWashington, D.C. Dulles Intl
$781
United Airlines
Jul 6
IAD3:39 pmWashington, D.C. Dulles Intl
10h 51m
1 stop
SNN7:30 amShannon
Jul 22
SNN9:30 amShannon
14h 32m
1 stop
IAD7:02 pmWashington, D.C. Dulles Intl
$798

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 May 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

Cheapest round-trip

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 7/19

12:35 pm-10:15 am

1 stop16h 40m

Shannon

Mon 8/31

9:30 am-9:20 pm

1 stop16h 50m

$767

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Thu 9/3

10:41 pm-10:15 am

1 stop30h 34m

Shannon

Wed 9/16

9:30 am-4:01 pm

1 stop11h 31m

$781

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 7/6

3:39 pm-7:30 am

1 stop10h 51m

Shannon

Wed 7/22

9:30 am-7:02 pm

1 stop14h 32m

$798

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 7/6

5:42 pm-7:30 am

1 stop32h 48m

Shannon

Wed 7/22

9:30 am-2:12 pm

1 stop33h 42m

$801

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 8/2

3:39 pm-7:30 am

1 stop10h 51m

Shannon

Sat 8/8

12:00 pm-4:05 pm

1 stop33h 05m

$806
Quickest round-trip

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 8/2

3:39 pm-7:30 am

1 stop10h 51m

Shannon

Wed 8/12

9:30 am-4:01 pm

1 stop11h 31m

$807

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 7/10

5:42 pm-7:30 am

1 stop32h 48m

Shannon

Wed 7/22

9:30 am-7:02 pm

1 stop14h 32m

$813

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sun 9/6

3:40 pm-7:30 am

1 stop10h 50m

Shannon

Sat 9/12

12:00 pm-1:35 pm

1 stop30h 35m

$824

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sat 9/5

1:10 pm-7:30 am

1 stop13h 20m

Shannon

Sat 9/12

12:30 pm-10:59 pm

1 stop15h 29m

$826

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sat 10/10

8:30 pm-4:25 pm

2 stops14h 55m

Shannon

Mon 11/9

6:05 am-4:20 pm

1 stop15h 15m

$861

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 airline that flies from Washington, D.C. Dulles Intl to Shannon?

KLM and Delta are the most popular carriers operating from Washington, D.C. Dulles Intl to Shannon

What airlines fly to Shannon, Clare?

Delta, American Airlines 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. Delta is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Shannon, Clare. Keep in mind that there are 3 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 50m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Shannon, Clare takes 10h 50m
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

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Shannon, Clare

  • 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 50m.

  • 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
8,423 reviews
Search Delta flights
American AirlinesPriceFrom $489Free CancellationRating
7.1
11,640 reviews
Search American Airlines flights
United AirlinesPriceFrom $634Free CancellationRating
7.4
9,751 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
Ennis
Bunratty
Adare
Lahinch
Nenagh

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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