WAS - SNN

€332 Find cheap flights from Washington, D.C. 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 Washington, D.C. to Shannon departing on 18/5. 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 47,946,175 times on KAYAK, and here's why:

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Cheap flight deals from Washington, D.C. to Shannon (WAS-SNN)

 
These are the cheapest deals for flights from Washington, D.C. 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 Washington, D.C. to Shannon

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Washington, D.C. to Shannon.

Recent one-way flight deals from Washington, D.C. to Shannon

Only flying one-way? Below are some of the best one-way flight deals from Washington, D.C. to Shannon found on KAYAK recently.

Recent last-minute flight deals from Washington, D.C. to Shannon

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Washington, D.C. to Shannon.

Recent direct flight deals from Washington, D.C. to Shannon

The latest deals for direct flights from Washington, D.C. to Shannon so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Washington, D.C. to Shannon

Find recent round-trip train or bus tickets from Washington, D.C. to Shannon.

All round-trip flight deals to Shannon

The cheapest plane tickets to Shannon found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
20:13 - 19:25BWI-SNN
19h 12m2 stops
07:40 - 19:46SNN-BWI
17h 06m2 stops
€456American Airlines
Find Deal
Tue, 18 Mar - Tue, 1 Apr
14:09 - 11:30BWI-SNN
17h 21m2 stops
07:40 - 23:44SNN-BWI
21h 04m2 stops
€521American Airlines
Find Deal
Mon, 17 Mar - Mon, 31 Mar
21:30 - 16:45BWI-SNN
15h 15m1 stop
07:40 - 19:30SNN-BWI
16h 50m1 stop
€659British Airways
Find Deal
Mon, 17 Mar - Tue, 1 Apr
19:00 - 19:25IAD-SNN
20h 25m1 stop
07:45 - 20:45SNN-IAD
17h 00m1 stop
€680British Airways
Find Deal
Thu, 13 Mar - Thu, 20 Mar
15:55 - 16:45IAD-SNN
20h 50m2 stops
07:45 - 15:13SNN-IAD
35h 28m2 stops
€707
Find Deal
Thu, 13 Mar - Thu, 20 Mar
15:55 - 16:45IAD-SNN
20h 50m2 stops
07:45 - 08:05SNN-IAD
28h 20m3 stops
€712Air Canada
Find Deal
Thu, 13 Mar - Thu, 20 Mar
21:55 - 19:20IAD-SNN
16h 25m1 stop
18:05 - 18:00SNN-IAD
27h 55m2 stops
€721
Find Deal
Sat, 8 Mar - Wed, 12 Mar
15:55 - 11:30IAD-SNN
14h 35m2 stops
07:45 - 09:46SNN-IAD
31h 01m2 stops
€857Air Canada
Find Deal
Thu, 5 Dec - Sun, 8 Dec
21:55 - 19:25IAD-SNN
16h 30m1 stop
20:05 - 15:40SNN-IAD
24h 35m2 stops
€876Aer Lingus
Find Deal
Thu, 5 Dec - Sun, 8 Dec
21:55 - 16:45IAD-SNN
13h 50m1 stop
07:45 - 19:45SNN-IAD
17h 00m1 stop
€879Aer Lingus
Find Deal
Thu, 5 Dec - Sun, 8 Dec
18:50 - 21:50IAD-SNN
22h 00m2 stops
€332
Find Deal
Sun, 18 May
18:50 - 15:40IAD-SNN
15h 50m2 stops
€348
Find Deal
Mon, 19 May
18:50 - 16:35IAD-SNN
16h 45m3 stops
€433
Find Deal
Sun, 18 May
22:45 - 16:05IAD-SNN
12h 20m1 stop
€435Aer Lingus
Find Deal
Mon, 19 May
12:12 - 16:35BWI-SNN
23h 23m2 stops
€450
Find Deal
Sun, 18 May
22:25 - 22:05IAD-SNN
18h 40m3 stops
€501
Find Deal
Mon, 19 May
19:00 - 10:30DCA-SNN
10h 30m1 stop
€503United Airlines
Find Deal
Mon, 19 May
14:40 - 11:20BWI-SNN
15h 40m2 stops
€541
Find Deal
Mon, 19 May
08:30 - 05:25DCA-SNN
15h 55m1 stop
€597American Airlines
Find Deal
Sun, 18 May
21:20 - 16:10BWI-SNN
13h 50m1 stop
€632British Airways
Find Deal
Mon, 19 May
20:13 - 11:30BWI-SNN
34h 17m2 stops
07:45 - 18:45SNN-BWI
16h 00m1 stop
€1,405British Airways
Find Deal
Sat, 23 Nov - Fri, 29 Nov
06:04 - 06:00BWI-SNN
18h 56m2 stops
14:45 - 08:34SNN-BWI
22h 49m2 stops
€1,468American Airlines
Find Deal
Thu, 21 Nov - Fri, 29 Nov
09:14 - 06:15BWI-SNN
16h 01m2 stops
07:45 - 18:45SNN-BWI
16h 00m1 stop
€1,469American Airlines
Find Deal
Thu, 21 Nov - Fri, 29 Nov
20:30 - 16:45BWI-SNN
15h 15m1 stop
07:45 - 18:45SNN-BWI
16h 00m1 stop
€1,483British Airways
Find Deal
Thu, 21 Nov - Fri, 29 Nov
20:30 - 19:25BWI-SNN
17h 55m1 stop
07:45 - 18:45SNN-BWI
16h 00m1 stop
€1,497
Find Deal
Sat, 23 Nov - Fri, 29 Nov
07:25 - 06:15BWI-SNN
17h 50m2 stops
14:45 - 00:33SNN-BWI
14h 48m2 stops
€1,516American Airlines
Find Deal
Sat, 23 Nov - Fri, 29 Nov
20:30 - 15:45BWI-SNN
14h 15m1 stop
07:45 - 18:45SNN-BWI
16h 00m1 stop
€1,543
Find Deal
Fri, 22 Nov - Fri, 29 Nov
20:30 - 16:45BWI-SNN
15h 15m1 stop
20:05 - 18:45SNN-BWI
27h 40m1 stop
€1,661
Find Deal
Sat, 23 Nov - Sun, 1 Dec
20:30 - 19:25BWI-SNN
17h 55m1 stop
07:45 - 18:45SNN-BWI
16h 00m1 stop
€1,684
Find Deal
Sat, 23 Nov - Sat, 30 Nov
09:14 - 06:15BWI-SNN
16h 01m2 stops
07:45 - 18:45SNN-BWI
16h 00m1 stop
€1,695American Airlines
Find Deal
Thu, 21 Nov - Sat, 30 Nov

Flights from Washington, D.C. to Shannon - Travel Insights & Trends

Get data-powered insights and trends into flights from Washington, D.C. 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, D.C. 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 best return deals on flights connecting Washington, D.C. to Shannon were found on American Airlines (€456) and British Airways (€659). Aer Lingus proposed the cheapest one-way flight at €435.

Good to know

High season

August

Cheapest flight

€332
Most popular time to fly (19% more expensive on average)
Flight from Washington Dulles Airport to Shannon

When to book flights from Washington, D.C. to Shannon

Are your dates flexible? Find out the best times to travel from Washington, D.C. 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 flights from Washington, D.C. to Shannon

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

    In the last 3 days, the lowest price for a flight from Washington, D.C. to Shannon was €351 for a one-way ticket and €483 for a return.

  • Which airports will I be using when flying from Washington, D.C. to Shannon?

    Washington, D.C. has 2 major airports: Washington, D.C. Reagan-National and Washington, D.C. Dulles Intl. Shannon is the only airport in Shannon. You’ll usually find the cheapest deals if you fly from Washington Dulles Airport.

  • Which aircraft models fly most regularly from Washington, D.C. to Shannon?

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

  • Which airline alliances offer flights from Washington, D.C. to Shannon?

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

  • How does KAYAK find such low prices on flights from Washington, D.C. 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, D.C. to Shannon.

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

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

  • What is the Hacker Fare option on flights from Washington, D.C. 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, D.C. with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. 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, D.C. 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.
18/5Sun
2 stops
22h 00mIAD-SNN
€332
19/5Mon
2 stops
15h 50mIAD-SNN
€348
18/5Sun
3 stops
16h 45mIAD-SNN
€433
19/5Mon
1 stopAer Lingus
12h 20mIAD-SNN
€435
18/5Sun
2 stops
23h 23mBWI-SNN
€450
19/5Mon
3 stops
18h 40mIAD-SNN
€501
19/5Mon
1 stopUnited Airlines
10h 30mDCA-SNN
€503
19/5Mon
2 stops
15h 40mBWI-SNN
€541
18/5Sun
1 stopAmerican Airlines
15h 55mDCA-SNN
€597
19/5Mon
1 stopBritish Airways
13h 50mBWI-SNN
€632

Search by stops

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Search by price

Last minute flights from Washington, D.C. to Shannon

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Washington, D.C. to Shannon that are departing in the next 10 days.
23/11Sat
multi-stopBritish Airways
34h 17mBWI-SNN
29/11Fri
multi-stopBritish Airways
16h 00mSNN-BWI
€1,405
21/11Thu
multi-stopAmerican Airlines
18h 56mBWI-SNN
29/11Fri
multi-stopAmerican Airlines
22h 49mSNN-BWI
€1,468
21/11Thu
multi-stopAmerican Airlines
16h 01mBWI-SNN
29/11Fri
multi-stopAmerican Airlines
16h 00mSNN-BWI
€1,469
21/11Thu
multi-stopBritish Airways
15h 15mBWI-SNN
29/11Fri
multi-stopBritish Airways
16h 00mSNN-BWI
€1,483
23/11Sat
multi-stop
17h 55mBWI-SNN
29/11Fri
multi-stop
16h 00mSNN-BWI
€1,497
23/11Sat
multi-stopAmerican Airlines
17h 50mBWI-SNN
29/11Fri
multi-stopAmerican Airlines
14h 48mSNN-BWI
€1,516
22/11Fri
multi-stop
14h 15mBWI-SNN
29/11Fri
multi-stop
16h 00mSNN-BWI
€1,543
23/11Sat
multi-stop
15h 15mBWI-SNN
1/12Sun
multi-stop
27h 40mSNN-BWI
€1,661
23/11Sat
multi-stop
17h 55mBWI-SNN
30/11Sat
multi-stop
16h 00mSNN-BWI
€1,684
21/11Thu
multi-stopAmerican Airlines
16h 01mBWI-SNN
30/11Sat
multi-stopAmerican Airlines
16h 00mSNN-BWI
€1,695

Search by stops

Search by airline

Search by price

Everything you need to know for your flight from Washington, D.C. to Shannon

Information on your arrival and departure airports

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