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Cheap flights from Washington, D.C. Dulles Intl Airport to Shannon from $305

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 9/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
8:25 pm - 1:40 pm
IAD
-
SNN
12h 15m
1 stop
Multiple Airlines Logo
9:55 am - 7:09 pm
SNN
-
IAD
38h 14m
2 stops
$791Multiple Airlines
Tue, Sep 29 - Thu, Oct 15
Multiple Airlines Logo
8:30 pm - 10:35 pm
IAD
-
SNN
21h 05m
2 stops
Multiple Airlines Logo
2:05 pm - 7:00 pm
SNN
-
IAD
33h 55m
1 stop
$794Multiple Airlines
Fri, Oct 2 - Wed, Oct 14
Multiple Airlines Logo
8:25 pm - 1:40 pm
IAD
-
SNN
12h 15m
1 stop
Multiple Airlines Logo
7:30 am - 7:35 pm
SNN
-
IAD
17h 05m
2 stops
$803Multiple Airlines
Tue, Sep 29 - Tue, Oct 13
Multiple Airlines Logo
11:20 pm - 8:30 pm
IAD
-
SNN
16h 10m
2 stops
Multiple Airlines Logo
2:05 pm - 7:00 pm
SNN
-
IAD
33h 55m
1 stop
$808Multiple Airlines
Wed, Sep 30 - Wed, Oct 14
Multiple Airlines Logo
8:30 pm - 10:35 pm
IAD
-
SNN
21h 05m
2 stops
Multiple Airlines Logo
2:05 pm - 3:30 pm
SNN
-
IAD
30h 25m
1 stop
$810Multiple Airlines
Fri, Oct 9 - Wed, Oct 21
Multiple Airlines Logo
8:30 pm - 9:35 pm
IAD
-
SNN
20h 05m
2 stops
Multiple Airlines Logo
2:05 pm - 3:30 pm
SNN
-
IAD
30h 25m
1 stop
$812Multiple Airlines
Mon, Oct 5 - Wed, Oct 21
Multiple Airlines Logo
8:30 pm - 8:50 pm
IAD
-
SNN
19h 20m
2 stops
Multiple Airlines Logo
4:50 pm - 8:20 pm
SNN
-
IAD
32h 30m
1 stop
$813Multiple Airlines
Thu, Oct 1 - Tue, Oct 13
Multiple Airlines Logo
11:20 pm - 8:30 pm
IAD
-
SNN
16h 10m
2 stops
Multiple Airlines Logo
2:05 pm - 3:30 pm
SNN
-
IAD
30h 25m
1 stop
$818Multiple Airlines
Wed, Oct 7 - Wed, Oct 21
Multiple Airlines Logo
5:00 pm - 11:45 am
IAD
-
SNN
13h 45m
1 stop
Multiple Airlines Logo
7:30 am - 7:35 pm
SNN
-
IAD
17h 05m
2 stops
$820Multiple Airlines
Wed, Sep 30 - Tue, Oct 13
Multiple Airlines Logo
5:00 pm - 11:45 am
IAD
-
SNN
13h 45m
1 stop
Multiple Airlines Logo
12:15 pm - 7:00 pm
SNN
-
IAD
35h 45m
2 stops
$823Multiple Airlines
Wed, Sep 30 - Thu, Oct 15

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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
Aug 12
IAD8:20 amWashington, D.C. Dulles Intl
18h 10m
1 stop
SNN7:30 amShannon
Aug 21
SNN9:30 amShannon
13h 07m
1 stop
IAD5:37 pmWashington, D.C. Dulles Intl
$825
United Airlines
Aug 15
IAD10:27 pmWashington, D.C. Dulles Intl
28h 03m
1 stop
SNN7:30 amShannon
Aug 25
SNN9:30 amShannon
13h 07m
1 stop
IAD5:37 pmWashington, D.C. Dulles Intl
$831
United Airlines
Sep 14
IAD8:20 amWashington, D.C. Dulles Intl
18h 10m
1 stop
SNN7:30 amShannon
Sep 23
SNN12:30 pmShannon
15h 29m
1 stop
IAD10:59 pmWashington, D.C. Dulles Intl
$882

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

Our best KLM deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets
KLM
Aug 5
IAD12:29 pmWashington, D.C. Dulles Intl
17h 41m
1 stop
SNN11:10 amShannon
Aug 12
SNN1:05 pmShannon
10h 28m
1 stop
IAD6:33 pmWashington, D.C. Dulles Intl
$874
KLM
Aug 13
IAD12:29 pmWashington, D.C. Dulles Intl
17h 41m
1 stop
SNN11:10 amShannon
Aug 24
SNN1:05 pmShannon
10h 28m
1 stop
IAD6:33 pmWashington, D.C. Dulles Intl
$925
KLM
Jun 23
IAD7:14 pmWashington, D.C. Dulles Intl
10h 56m
1 stop
SNN11:10 amShannon
Jun 30
SNN1:05 pmShannon
10h 27m
1 stop
IAD6:32 pmWashington, D.C. Dulles Intl
$1,243

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 June 13, 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

Tue 9/29

8:25 pm-1:40 pm

1 stop12h 15m

Shannon

Thu 10/15

9:55 am-7:09 pm

2 stops38h 14m

$791

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 10/2

8:30 pm-10:35 pm

2 stops21h 05m

Shannon

Wed 10/14

2:05 pm-7:00 pm

1 stop33h 55m

$794
Quickest round-trip

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 9/29

8:25 pm-1:40 pm

1 stop12h 15m

Shannon

Tue 10/13

7:30 am-7:35 pm

2 stops17h 05m

$803

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 9/30

11:20 pm-8:30 pm

2 stops16h 10m

Shannon

Wed 10/14

2:05 pm-7:00 pm

1 stop33h 55m

$808

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 10/9

8:30 pm-10:35 pm

2 stops21h 05m

Shannon

Wed 10/21

2:05 pm-3:30 pm

1 stop30h 25m

$810

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 10/5

8:30 pm-9:35 pm

2 stops20h 05m

Shannon

Wed 10/21

2:05 pm-3:30 pm

1 stop30h 25m

$812

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Thu 10/1

8:30 pm-8:50 pm

2 stops19h 20m

Shannon

Tue 10/13

4:50 pm-8:20 pm

1 stop32h 30m

$813

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 10/7

11:20 pm-8:30 pm

2 stops16h 10m

Shannon

Wed 10/21

2:05 pm-3:30 pm

1 stop30h 25m

$818

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 9/30

5:00 pm-11:45 am

1 stop13h 45m

Shannon

Tue 10/13

7:30 am-7:35 pm

2 stops17h 05m

$820

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 9/30

5:00 pm-11:45 am

1 stop13h 45m

Shannon

Thu 10/15

12:15 pm-7:00 pm

2 stops35h 45m

$823

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?

United Airlines and Air France are the most popular carriers operating from Washington, D.C. Dulles Intl to Shannon

What airlines fly to Shannon, Clare?

Delta, United Airlines and American 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 42% 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 51m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Shannon, Clare takes 10h 51m
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 51m.

  • 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
8,405 reviews
Search Delta flights
American AirlinesPriceFrom $489Free CancellationRating
7.1
11,648 reviews
Search American Airlines flights
United AirlinesPriceFrom $634Free CancellationRating
7.4
9,815 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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