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Cheap flights from Washington, D.C. Dulles Intl Airport to Shannon from $251

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 8/31. 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.
KLM Logo
12:29 pm - 11:10 am
IAD
-
SNN
17h 41m
1 stop
KLM Logo
1:05 pm - 12:34 am
SNN
-
IAD
16h 29m
2 stops
$701KLM
Wed, Aug 19 - Wed, Aug 26
United Airlines Logo
3:40 pm - 7:30 am
IAD
-
SNN
10h 50m
1 stop
United Airlines Logo
9:30 am - 4:01 pm
SNN
-
IAD
11h 31m
1 stop
$708United Airlines
Mon, Sep 7 - Mon, Sep 14
Lufthansa Logo
3:25 pm - 11:15 am
IAD
-
SNN
14h 50m
1 stop
Lufthansa Logo
12:00 pm - 1:35 pm
SNN
-
IAD
30h 35m
1 stop
$710Lufthansa
Fri, Aug 14 - Sat, Aug 22
KLM Logo
12:29 pm - 11:10 am
IAD
-
SNN
17h 41m
1 stop
KLM Logo
1:05 pm - 4:42 pm
SNN
-
IAD
32h 37m
2 stops
$712KLM
Tue, Aug 18 - Mon, Aug 24
Multiple Airlines Logo
12:35 pm - 10:15 am
IAD
-
SNN
16h 40m
1 stop
Multiple Airlines Logo
12:00 pm - 8:00 pm
SNN
-
IAD
13h 00m
1 stop
$716Multiple Airlines
Fri, Aug 28 - Sat, Sep 5
KLM Logo
5:47 pm - 11:10 am
IAD
-
SNN
36h 23m
2 stops
KLM Logo
1:05 pm - 8:15 pm
SNN
-
IAD
36h 10m
2 stops
$718KLM
Mon, Aug 31 - Mon, Sep 7
United Airlines Logo
8:35 am - 10:15 am
IAD
-
SNN
20h 40m
1 stop
United Airlines Logo
12:30 pm - 7:19 am
SNN
-
IAD
23h 49m
1 stop
$738United Airlines
Fri, Aug 28 - Tue, Sep 1
Lufthansa Logo
3:25 pm - 11:15 am
IAD
-
SNN
14h 50m
1 stop
Lufthansa Logo
12:00 pm - 11:11 am
SNN
-
IAD
28h 11m
2 stops
$741Lufthansa
Fri, Aug 28 - Sat, Sep 5
Delta Logo
3:03 pm - 11:10 am
IAD
-
SNN
15h 07m
2 stops
Delta Logo
1:05 pm - 7:18 pm
SNN
-
IAD
11h 13m
1 stop
$742Delta
Thu, Aug 27 - Sat, Sep 5
Delta Logo
12:29 pm - 11:10 am
IAD
-
SNN
17h 41m
1 stop
Delta Logo
1:05 pm - 11:45 am
SNN
-
IAD
27h 40m
1 stop
$743Delta
Mon, Aug 31 - Mon, Sep 7

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

Our best Lufthansa deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets
Lufthansa
Aug 14
IAD3:25 pmWashington, D.C. Dulles Intl
14h 50m
1 stop
SNN11:15 amShannon
Aug 22
SNN12:00 pmShannon
30h 35m
1 stop
IAD1:35 pmWashington, D.C. Dulles Intl
$710
Lufthansa
Aug 28
IAD3:25 pmWashington, D.C. Dulles Intl
14h 50m
1 stop
SNN11:15 amShannon
Sep 5
SNN12:00 pmShannon
28h 11m
2 stops
IAD11:11 amWashington, D.C. Dulles Intl
$741
Lufthansa
Sep 4
IAD5:20 pmWashington, D.C. Dulles Intl
12h 55m
1 stop
SNN11:15 amShannon
Sep 12
SNN12:00 pmShannon
13h 00m
1 stop
IAD8:00 pmWashington, D.C. Dulles Intl
$749

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

Our best Air France deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets
Air France
Aug 13
IAD12:29 pmWashington, D.C. Dulles Intl
17h 41m
1 stop
SNN11:10 amShannon
Aug 19
SNN1:05 pmShannon
15h 21m
2 stops
IAD11:26 pmWashington, D.C. Dulles Intl
$837
Air France
Jul 20
IAD5:26 pmWashington, D.C. Dulles Intl
12h 44m
2 stops
SNN11:10 amShannon
Jul 29
SNN1:05 pmShannon
15h 08m
2 stops
IAD11:13 pmWashington, D.C. Dulles Intl
$847
Air France
Jul 16
IAD3:02 pmWashington, D.C. Dulles Intl
15h 08m
2 stops
SNN11:10 amShannon
Jul 27
SNN1:05 pmShannon
16h 36m
2 stops
IAD12:41 amWashington, D.C. Dulles Intl
$1,286

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 July 6, 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

Wed 8/19

12:29 pm-11:10 am

1 stop17h 41m

Shannon

Wed 8/26

1:05 pm-12:34 am

2 stops16h 29m

$701
Quickest round-trip

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 9/7

3:40 pm-7:30 am

1 stop10h 50m

Shannon

Mon 9/14

9:30 am-4:01 pm

1 stop11h 31m

$708

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 8/14

3:25 pm-11:15 am

1 stop14h 50m

Shannon

Sat 8/22

12:00 pm-1:35 pm

1 stop30h 35m

$710

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 8/18

12:29 pm-11:10 am

1 stop17h 41m

Shannon

Mon 8/24

1:05 pm-4:42 pm

2 stops32h 37m

$712

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 8/28

12:35 pm-10:15 am

1 stop16h 40m

Shannon

Sat 9/5

12:00 pm-8:00 pm

1 stop13h 00m

$716

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 8/31

5:47 pm-11:10 am

2 stops36h 23m

Shannon

Mon 9/7

1:05 pm-8:15 pm

2 stops36h 10m

$718

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 8/28

8:35 am-10:15 am

1 stop20h 40m

Shannon

Tue 9/1

12:30 pm-7:19 am

1 stop23h 49m

$738

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 8/28

3:25 pm-11:15 am

1 stop14h 50m

Shannon

Sat 9/5

12:00 pm-11:11 am

2 stops28h 11m

$741

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Thu 8/27

3:03 pm-11:10 am

2 stops15h 07m

Shannon

Sat 9/5

1:05 pm-7:18 pm

1 stop11h 13m

$742

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Mon 8/31

12:29 pm-11:10 am

1 stop17h 41m

Shannon

Mon 9/7

1:05 pm-11:45 am

1 stop27h 40m

$743

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 is the most popular carrier 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 39% 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

11h 33m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Shannon, Clare takes 11h 33m
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 11h 33m.

  • 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
7.8
8,453 reviews
Search Delta flights
American AirlinesPriceFrom $489Free CancellationRating
7.1
11,784 reviews
Search American Airlines flights
United AirlinesPriceFrom $634Free CancellationRating
7.4
9,938 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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