IAD - SNN

€277 Find cheap flights from Washington Dulles Airport to Shannon

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Shannon departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags

Search hundreds of travel sites at once for deals on flights to Shannon

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Shannon, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Shannon, as well as popular online travel agencies
In the last 7 days, travellers have searched 46,646,933 times on KAYAK, and here's why:

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Cheap flight deals from Washington Dulles Airport to Shannon (IAD-SNN)

 
These are the cheapest deals for flights from Dulles Intl to Shannon currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from Dulles Intl to Shannon

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Dulles Intl to Shannon.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
13:52 - 11:30IAD-SNN
16h 38m2 stops
07:45 - 23:58SNN-IAD
21h 13m2 stops
€538American Airlines
Find Deal
Wed, 15 Jan - Mon, 20 Jan
21:55 - 16:45IAD-SNN
13h 50m1 stop
20:05 - 19:45SNN-IAD
28h 40m1 stop
€664Aer Lingus
Find Deal
Wed, 15 Jan - Mon, 20 Jan
22:55 - 19:25IAD-SNN
16h 30m1 stop
14:50 - 23:47SNN-IAD
13h 57m2 stops
€666American Airlines
Find Deal
Wed, 12 Mar - Tue, 1 Apr
21:55 - 16:45IAD-SNN
13h 50m1 stop
20:05 - 15:40SNN-IAD
24h 35m2 stops
€667Aer Lingus
Find Deal
Wed, 15 Jan - Mon, 20 Jan
08:24 - 16:45IAD-SNN
28h 21m2 stops
07:45 - 15:13SNN-IAD
35h 28m2 stops
€711
Find Deal
Thu, 13 Mar - Thu, 20 Mar
10:35 - 11:30IAD-SNN
20h 55m2 stops
07:45 - 11:31SNN-IAD
31h 46m2 stops
€717Air Canada
Find Deal
Fri, 14 Mar - Tue, 18 Mar
22:55 - 19:25IAD-SNN
16h 30m1 stop
07:45 - 23:47SNN-IAD
20h 02m2 stops
€747British Airways
Find Deal
Thu, 13 Mar - Thu, 20 Mar
15:55 - 11:30IAD-SNN
14h 35m2 stops
07:45 - 08:03SNN-IAD
29h 18m2 stops
€768Air Canada
Find Deal
Wed, 4 Dec - Wed, 11 Dec
18:00 - 11:30IAD-SNN
12h 30m1 stop
07:45 - 15:35SNN-IAD
12h 50m1 stop
€820British Airways
Find Deal
Wed, 4 Dec - Wed, 11 Dec
17:15 - 10:30IAD-SNN
12h 15m2 stops
12:30 - 20:41SNN-IAD
13h 11m2 stops
€5,710Lufthansa
Find Deal
Thu, 1 May - Sun, 11 May

Flights from Dulles Intl to Shannon - Travel Insights & Trends

Get data-powered insights and trends into flights from Dulles Intl to Shannon to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Washington Dulles Airport to Shannon?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 72 hours, the cheapest one-way ticket from Washington Dulles Airport to Shannon found on KAYAK was with American Airlines for €440. American Airlines proposed a return connection from €538 and Aer Lingus from €664.

Good to know

Low season

November

High season

September

Cheapest flight

€277
Best time to beat the crowds (33% less expensive on average)
Most popular time to fly and prices are also 11% lower on average.
Flight from Washington Dulles Airport to Shannon

When to book flights from Dulles Intl to Shannon

Are your dates flexible? Find out the best times to travel from Dulles Intl to Shannon based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Washington Dulles Airport to Shannon flights

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to Shannon?

    In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Shannon was €291 for a one-way ticket and €566 for a return.

  • Which aircraft models fly most regularly from Washington Dulles Airport to Shannon?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Washington Dulles Airport to Shannon?

    oneworld, and Star Alliance are the airline alliances operating flights between Washington Dulles Airport and Shannon, with oneworld being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Washington Dulles Airport to Shannon?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington Dulles Airport to Shannon.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to Shannon?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Shannon from Washington Dulles Airport is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington Dulles Airport to Shannon?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Shannon with an airline and back to Washington Dulles Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to Shannon?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Shannon from Washington Dulles Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Washington, D.C. to Shannon

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Washington, D.C. to Shannon found on KAYAK in the last 72 hours.
3/12Tue
2 stops
20h 25mIAD-SNN
€277
4/12Wed
2 stops
32h 40mIAD-SNN
€333
7/12Sat
2 stops
33h 15mIAD-SNN
€339
2/12Mon
2 stops
18h 45mIAD-SNN
€359
4/12Wed
2 stopsAmerican Airlines
16h 58mIAD-SNN
€440
6/12Fri
2 stopsAer Lingus
33h 45mIAD-SNN
€455
13/12Fri
2 stopsAmerican Airlines
17h 17mIAD-SNN
€490
30/11Sat
2 stopsAir Canada
41h 49mIAD-SNN
€521
6/12Fri
1 stopBritish Airways
12h 50mIAD-SNN
€559
7/12Sat
1 stopBritish Airways
12h 30mIAD-SNN
€560

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Everything you need to know for your flight from Dulles Intl to Shannon

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