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Cheap flights from Washington, D.C. Dulles Intl Airport to Shannon from $296

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 10/3. 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.
United Airlines Logo
6:13 am - 7:30 am-
20h 17m
United Airlines Logo
12:30 pm - 11:25 am-
27h 55m
$729United Airlines
Mon, Sep 21 - Tue, Oct 6
United Airlines Logo
10:40 pm - 10:15 am-
30h 35m
United Airlines Logo
12:30 pm - 7:19 am-
23h 49m
$738United Airlines
Sat, Oct 3 - Wed, Oct 14
United Airlines Logo
10:40 pm - 10:15 am-
30h 35m
United Airlines Logo
12:30 pm - 10:59 pm-
15h 29m
$738United Airlines
Tue, Oct 6 - Fri, Oct 16
Multiple Airlines Logo
8:30 pm - 11:35 pm-
22h 05m
Multiple Airlines Logo
2:05 pm - 8:35 pm-
35h 30m
$754Multiple Airlines
Tue, Sep 1 - Wed, Sep 16
Multiple Airlines Logo
8:25 pm - 1:40 pm-
12h 15m
Multiple Airlines Logo
12:15 pm - 7:00 pm-
35h 45m
$779Multiple Airlines
Tue, Sep 29 - Thu, Oct 15
Multiple Airlines Logo
8:30 pm - 11:35 pm-
22h 05m
Multiple Airlines Logo
4:50 pm - 7:20 pm-
31h 30m
$792Multiple Airlines
Tue, Sep 15 - Tue, Sep 22
American Airlines Logo
1:23 pm - 11:20 am-
16h 57m
American Airlines Logo
7:30 am - 8:46 pm-
18h 16m
$966American Airlines
Wed, Oct 7 - Tue, Oct 20
Delta Logo
7:19 pm - 11:10 am-
10h 51m
Delta Logo
1:05 pm - 11:49 am-
27h 44m
$1,023Delta
Thu, Aug 27 - Sun, Sep 6
Delta Logo
7:15 pm - 11:10 am-
10h 55m
Delta Logo
1:05 pm - 11:45 am-
27h 40m
$1,030Delta
Fri, Sep 4 - Sat, Sep 12
American Airlines Logo
10:25 pm - 8:35 pm-
17h 10m
American Airlines Logo
7:30 am - 8:56 pm-
18h 26m
$1,260American Airlines
Sat, Aug 15 - Sat, Aug 22

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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 24
IAD12:30 pmWashington, D.C. Dulles Intl
17h 40m
2 stops
SNN11:10 amShannon
Sep 3
SNN1:05 pmShannon
32h 37m
2 stops
IAD4:42 pmWashington, D.C. Dulles Intl
$832
KLM
Aug 18
IAD12:29 pmWashington, D.C. Dulles Intl
17h 41m
1 stop
SNN11:10 amShannon
Aug 29
SNN1:05 pmShannon
11h 13m
1 stop
IAD7:18 pmWashington, D.C. Dulles Intl
$875
KLM
Aug 17
IAD12:30 pmWashington, D.C. Dulles Intl
17h 40m
2 stops
SNN11:10 amShannon
Aug 24
SNN1:05 pmShannon
32h 37m
2 stops
IAD4:42 pmWashington, D.C. Dulles Intl
$941

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
Sep 21
IAD6:13 amWashington, D.C. Dulles Intl
20h 17m
1 stop
SNN7:30 amShannon
Oct 6
SNN12:30 pmShannon
27h 55m
1 stop
IAD11:25 amWashington, D.C. Dulles Intl
$729
United Airlines
Sep 29
IAD8:33 amWashington, D.C. Dulles Intl
20h 42m
1 stop
SNN10:15 amShannon
Oct 15
SNN12:30 pmShannon
23h 49m
1 stop
IAD7:19 amWashington, D.C. Dulles Intl
$738
United Airlines
Oct 2
IAD10:40 pmWashington, D.C. Dulles Intl
30h 35m
1 stop
SNN10:15 amShannon
Oct 15
SNN12:30 pmShannon
13h 57m
1 stop
IAD9:27 pmWashington, D.C. Dulles Intl
$793

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 August 5, 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

Mon 9/21

6:13 am-7:30 am

1 stop20h 17m

Shannon

Tue 10/6

12:30 pm-11:25 am

1 stop27h 55m

$729

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sat 10/3

10:40 pm-10:15 am

1 stop30h 35m

Shannon

Wed 10/14

12:30 pm-7:19 am

1 stop23h 49m

$738

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 10/6

10:40 pm-10:15 am

1 stop30h 35m

Shannon

Fri 10/16

12:30 pm-10:59 pm

1 stop15h 29m

$738

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 9/1

8:30 pm-11:35 pm

3 stops22h 05m

Shannon

Wed 9/16

2:05 pm-8:35 pm

2 stops35h 30m

$754

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

12:15 pm-7:00 pm

2 stops35h 45m

$779

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Tue 9/15

8:30 pm-11:35 pm

2 stops22h 05m

Shannon

Tue 9/22

4:50 pm-7:20 pm

2 stops31h 30m

$792
Quickest round-trip

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Wed 10/7

1:23 pm-11:20 am

2 stops16h 57m

Shannon

Tue 10/20

7:30 am-8:46 pm

2 stops18h 16m

$966

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Thu 8/27

7:19 pm-11:10 am

1 stop10h 51m

Shannon

Sun 9/6

1:05 pm-11:49 am

1 stop27h 44m

$1,023

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Fri 9/4

7:15 pm-11:10 am

1 stop10h 55m

Shannon

Sat 9/12

1:05 pm-11:45 am

1 stop27h 40m

$1,030

Washington, D.C.Shannon

IAD - SNN

IADSNN

Washington, D.C. Dulles Intl

Sat 8/15

10:25 pm-8:35 pm

1 stop17h 10m

Shannon

Sat 8/22

7:30 am-8:56 pm

2 stops18h 26m

$1,260

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

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
7.8
8,490 reviews
Search Delta flights
American AirlinesPriceFrom $489Free CancellationRating
7.1
11,848 reviews
Search American Airlines flights
United AirlinesPriceFrom $634Free CancellationRating
7.4
10,058 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
Adare
Lahinch
Bunratty
Tipperary

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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