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Cheap flights from Washington, D.C. Dulles Intl Airport to Shannon from $323

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 11/8. 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
3:15 pm - 7:30 amIAD  Washington, D.C. Dulles Intl-SNN Shannon
11h 15m1 stop Chicago O'Hare Intl
United Airlines Logo
12:30 pm - 9:27 pmSNN  Shannon-IAD Washington, D.C. Dulles Intl
13h 57m1 stop Newark
$729United Airlines
Mon, Sep 21 - Tue, Oct 6
United Airlines Logo
1:10 pm - 7:30 amIAD  Washington, D.C. Dulles Intl-SNN Shannon
13h 20m1 stop Chicago O'Hare Intl
United Airlines Logo
12:30 pm - 10:59 pmSNN  Shannon-IAD Washington, D.C. Dulles Intl
15h 29m1 stop Newark
$729United Airlines
Mon, Sep 21 - Tue, Oct 6
United Airlines Logo
6:13 am - 7:30 amIAD  Washington, D.C. Dulles Intl-SNN Shannon
20h 17m1 stop Chicago O'Hare Intl
United Airlines Logo
12:30 pm - 11:25 amSNN  Shannon-IAD Washington, D.C. Dulles Intl
27h 55m1 stop Newark
$731United Airlines
Mon, Sep 21 - Tue, Oct 6
United Airlines Logo
1:10 pm - 7:30 amIAD  Washington, D.C. Dulles Intl-SNN Shannon
13h 20m1 stop Chicago O'Hare Intl
United Airlines Logo
12:30 pm - 10:59 pmSNN  Shannon-IAD Washington, D.C. Dulles Intl
15h 29m1 stop Newark
$731United Airlines
Mon, Sep 21 - Tue, Oct 6
Multiple Airlines Logo
8:25 pm - 1:40 pmIAD  Washington, D.C. Dulles Intl-SNN Shannon
12h 15m1 stop Madrid Barajas
Multiple Airlines Logo
12:15 pm - 7:00 pmSNN  Shannon-IAD Washington, D.C. Dulles Intl
35h 45m2 stops Madrid Barajas Casablanca Mohamed V
$772Multiple Airlines
Tue, Sep 29 - Thu, Oct 15
Multiple Airlines Logo
8:25 pm - 1:40 pmIAD  Washington, D.C. Dulles Intl-SNN Shannon
12h 15m1 stop Madrid Barajas
Multiple Airlines Logo
6:05 pm - 7:35 pmSNN  Shannon-IAD Washington, D.C. Dulles Intl
30h 30m2 stops Malaga Dublin
$778Multiple Airlines
Tue, Sep 29 - Mon, Oct 12
Multiple Airlines Logo
8:25 pm - 1:40 pmIAD  Washington, D.C. Dulles Intl-SNN Shannon
12h 15m1 stop Madrid Barajas
Multiple Airlines Logo
11:50 am - 7:25 pmSNN  Shannon-IAD Washington, D.C. Dulles Intl
36h 35m2 stops Malaga Dublin
$792Multiple Airlines
Tue, Sep 29 - Tue, Oct 13
Delta Logo
12:25 pm - 11:10 amIAD  Washington, D.C. Dulles Intl-SNN Shannon
17h 45m1 stop New York John F Kennedy Intl
Delta Logo
1:05 pm - 11:45 amSNN  Shannon-IAD Washington, D.C. Dulles Intl
27h 40m1 stop New York John F Kennedy Intl
$880Delta
Tue, Sep 8 - Mon, Sep 14
Delta Logo
3:03 pm - 11:10 amIAD  Washington, D.C. Dulles Intl-SNN Shannon
15h 07m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl
Delta Logo
1:05 pm - 12:41 amSNN  Shannon-IAD Washington, D.C. Dulles Intl
16h 36m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson
$910Delta
Mon, Aug 31 - Wed, Sep 9
Delta Logo
7:19 pm - 11:10 amIAD  Washington, D.C. Dulles Intl-SNN Shannon
10h 51m1 stop New York John F Kennedy Intl
Delta Logo
1:05 pm - 12:41 amSNN  Shannon-IAD Washington, D.C. Dulles Intl
16h 36m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson
$910Delta
Sun, Aug 30 - Fri, Sep 11

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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 17
IAD12:29 pmWashington, D.C. Dulles Intl
17h 41m
1 stop
SNN11:10 amShannon
Sep 1
SNN1:05 pmShannon
32h 37m
2 stops
IAD4:42 pmWashington, D.C. Dulles Intl
$818
KLM
Sep 8
IAD6:26 pmWashington, D.C. Dulles Intl
11h 44m
1 stop
SNN11:10 amShannon
Sep 18
SNN1:05 pmShannon
16h 36m
2 stops
IAD12:41 amWashington, D.C. Dulles Intl
$829
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

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

Our best British Airways deals on Washington, D.C. Dulles Intl Airport to Shannon, Clare flight tickets
British Airways
Sep 28
IAD7:15 pmWashington, D.C. Dulles Intl
11h 05m
1 stop
SNN11:20 amShannon
Oct 5
SNN9:15 pmShannon
23h 30m
2 stops
IAD3:45 pmWashington, D.C. Dulles Intl
$928
British Airways
Aug 25
IAD9:30 pmWashington, D.C. Dulles Intl
18h 05m
1 stop
SNN8:35 pmShannon
Sep 15
SNN7:30 amShannon
16h 20m
2 stops
IAD6:50 pmWashington, D.C. Dulles Intl
$1,172
British Airways
Aug 26
IAD5:00 pmWashington, D.C. Dulles Intl
18h 10m
2 stops
SNN4:10 pmShannon
Sep 11
SNN7:30 amShannon
14h 55m
1 stop
IAD5:25 pmWashington, D.C. Dulles Intl
$1,252

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 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
Quickest round-trip

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Mon 9/21

3:15 pm-7:30 am

1 stop11h 15m

Shannon

Tue 10/6

12:30 pm-9:27 pm

1 stop13h 57m

$729

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Mon 9/21

1:10 pm-7:30 am

1 stop13h 20m

Shannon

Tue 10/6

12:30 pm-10:59 pm

1 stop15h 29m

$729

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

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

$731

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Mon 9/21

1:10 pm-7:30 am

1 stop13h 20m

Shannon

Tue 10/6

12:30 pm-10:59 pm

1 stop15h 29m

$731

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

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

$772

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Tue 9/29

8:25 pm-1:40 pm

1 stop12h 15m

Shannon

Mon 10/12

6:05 pm-7:35 pm

2 stops30h 30m

$778

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Tue 9/29

8:25 pm-1:40 pm

1 stop12h 15m

Shannon

Tue 10/13

11:50 am-7:25 pm

2 stops36h 35m

$792

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Tue 9/8

12:25 pm-11:10 am

1 stop17h 45m

Shannon

Mon 9/14

1:05 pm-11:45 am

1 stop27h 40m

$880

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Mon 8/31

3:03 pm-11:10 am

2 stops15h 07m

Shannon

Wed 9/9

1:05 pm-12:41 am

2 stops16h 36m

$910

Washington, D.C.Shannon

IAD Washington, D.C. Dulles Intl - SNN Shannon

IADSNN

Washington, D.C. Dulles Intl

Sun 8/30

7:19 pm-11:10 am

1 stop10h 51m

Shannon

Fri 9/11

1:05 pm-12:41 am

2 stops16h 36m

$910

Flights are sorted by cheapest round-trip flights 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?

British Airways, Delta, 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 43% 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
8,502 reviews
Search Delta flights
American AirlinesPriceFrom $489Free CancellationRating
7.1
11,923 reviews
Search American Airlines flights
United AirlinesPriceFrom $735Free CancellationRating
7.4
10,111 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
Bunratty
Lahinch
Tipperary

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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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