Cheap Flights from Washington D.C. to Shannon

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Flight deals from Washington D.C. to Shannon

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Shannon Airport? If you want to travel next month, return fares start from $1,852. Find the lowest prices on one-way and return tickets right here.

Shannon.$1,283 per passenger.Departing Sun, 9 Aug, returning Thu, 20 Aug.Return flight with United.Outbound indirect flight with United, departs from Washington Ronald Reagan on Sun, 9 Aug, arriving in Shannon.Inbound indirect flight with United, departs from Shannon on Thu, 20 Aug, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,283, select.

Shannon.$1,332 per passenger.Departing Mon, 6 Jul, returning Wed, 22 Jul.Return flight with United.Outbound indirect flight with United, departs from Washington Dulles on Mon, 6 Jul, arriving in Shannon.Inbound indirect flight with United, departs from Shannon on Wed, 22 Jul, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,332, select.

Shannon.$1,376 per passenger.Departing Wed, 9 Sep, returning Wed, 16 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Wed, 9 Sep, arriving in Shannon.Inbound indirect flight with Delta, departs from Shannon on Wed, 16 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,376, select.

Shannon.$1,399 per passenger.Departing Tue, 1 Sep, returning Thu, 1 Oct.Return flight with United.Outbound indirect flight with United, departs from Washington Ronald Reagan on Tue, 1 Sep, arriving in Shannon.Inbound indirect flight with United, departs from Shannon on Thu, 1 Oct, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,399, select.

Shannon.$1,629 per passenger.Departing Sat, 25 Jul, returning Sat, 1 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Dulles on Sat, 25 Jul, arriving in Shannon.Inbound indirect flight with Delta, departs from Shannon on Sat, 1 Aug, arriving in Washington Dulles.Price includes taxes and charges.From $1,629, select.

Shannon.$1,778 per passenger.Departing Wed, 25 Nov, returning Tue, 1 Dec.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Baltimore Washington International on Wed, 25 Nov, arriving in Shannon.Inbound indirect flight with British Airways, departs from Shannon on Tue, 1 Dec, arriving in Washington Dulles.Price includes taxes and charges.From $1,778, select.

Shannon.$1,784 per passenger.Departing Sun, 1 Nov, returning Sun, 8 Nov.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Washington Dulles on Sun, 1 Nov, arriving in Shannon.Inbound indirect flight with British Airways, departs from Shannon on Sun, 8 Nov, arriving in Washington Dulles.Price includes taxes and charges.From $1,784, select.

Shannon.$1,852 per passenger.Departing Wed, 24 Jun, returning Tue, 30 Jun.Return flight with United.Outbound indirect flight with United, departs from Baltimore Washington International on Wed, 24 Jun, arriving in Shannon.Inbound indirect flight with United, departs from Shannon on Tue, 30 Jun, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,852, select.

Shannon.$1,912 per passenger.Departing Sat, 6 Mar, returning Sat, 20 Mar.Return flight with Iberia.Outbound indirect flight with Iberia, departs from Washington Ronald Reagan on Sat, 6 Mar, arriving in Shannon.Inbound indirect flight with Iberia, departs from Shannon on Sat, 20 Mar, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,912, select.

Shannon.$1,962 per passenger.Departing Mon, 29 Jun, returning Sun, 5 Jul.Return flight with United.Outbound indirect flight with United, departs from Baltimore Washington International on Mon, 29 Jun, arriving in Shannon.Inbound indirect flight with United, departs from Shannon on Sun, 5 Jul, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,962, select.

Shannon.$1,968 per passenger.Departing Wed, 23 Dec, returning Sun, 10 Jan.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Washington Dulles on Wed, 23 Dec, arriving in Shannon.Inbound indirect flight with British Airways, departs from Shannon on Sun, 10 Jan, arriving in Washington Dulles.Price includes taxes and charges.From $1,968, select.

Shannon.$1,990 per passenger.Departing Sun, 4 Oct, returning Sun, 18 Oct.Return flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Baltimore Washington International on Sun, 4 Oct, arriving in Shannon.Inbound indirect flight with Aer Lingus, departs from Shannon on Sun, 18 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From $1,990, select.

Shannon.$2,015 per passenger.Departing Fri, 30 Oct, returning Sun, 8 Nov.Return flight with jetBlue and Aer Lingus.Outbound indirect flight with jetBlue, departs from Washington Ronald Reagan on Fri, 30 Oct, arriving in Shannon.Inbound indirect flight with Aer Lingus, departs from Shannon on Sun, 8 Nov, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $2,015, select.

Shannon.$2,553 per passenger.Departing Fri, 18 Dec, returning Wed, 30 Dec.Return flight with jetBlue and Aer Lingus.Outbound indirect flight with jetBlue, departs from Washington Ronald Reagan on Fri, 18 Dec, arriving in Shannon.Inbound indirect flight with Aer Lingus, departs from Shannon on Wed, 30 Dec, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $2,553, select.

Find the cheapest month to fly from Washington D.C. to Shannon

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington D.C. to Shannon flights are currently cheapest in August.

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Washington D.C. to Shannon: Alternative routes

Compare routes from Washington D.C. to Shannon below. You may find an airport to fly into that's cheaper, faster, or easier than Shannon.

Washington D.C. to Shannon: Flight information

The things to know before you go.

Cheapest flight found	$1,283
Cheapest month to fly	August

Finding cheap flights from Washington D.C. to Shannon: Frequently asked questions

How much are return flights from Washington D.C. to Shannon?

The best price we found for a return flight from Washington D.C. to Shannon is $1,283. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Washington D.C. to Shannon?

Currently, there are no airlines that fly direct from Washington D.C. to Shannon. But we found flights with one stop from $1,283.

How many flights are there a week from Washington D.C. to Shannon?

As of May 2026, there are no flights flying from Washington D.C. to Shannon.

When is the cheapest time to fly from Washington D.C. to Shannon?

The cheapest month to fly from Washington D.C. to Shannon is usually August.

Which upcoming date is cheapest to fly from Washington D.C. to Shannon Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Shannon Airport on Sunday, 9 August 2026.

Can I get a direct flight from Washington D.C. to Shannon Airport?

No airlines currently offer direct flights between Washington D.C. and Shannon Airport. Most routes have one or more stops.

How can I find the best flight deal to Shannon?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Shannon but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Shannon?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Shannon is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Washington D.C. to Shannon with?

The cheapest airline that flies to Shannon is United .

Flying from Washington DC to Shannon Airport (SNN): What you need to know

The timezone in Shannon is UTC+0, which is five hours ahead of Washington DC. Shannon Airport is located in Shannon.
To ensure you catch your flight from Washington DC to SNN, leave enough time for things like baggage drop and finding your gate. Turning up two hours before international departures and one hour before domestic flights is the general travel rule.
If you're going away during a popular month like July, head to the airport even earlier. You'll want to arrive up to four hours before an international flight and two hours ahead of a domestic departure. Security lines will be longer during holiday periods like Thanksgiving, Christmas and New Year.

Airports in Washington DC

Ronald Reagan Washington National Airport (DCA)

A stopover is the ideal opportunity to take a travel break and maybe even explore a different city. When searching for cheap flights from Washington DC to SNN departing from Ronald Reagan Washington National Airport (DCA), uncheck the 'Direct flights only' box to find all potential stops. Your journey might pause in:
- New York John F. Kennedy International Airport (JFK)
- Newark Liberty International Airport (EWR)
- Boston Logan International Airport (BOS)
DCA is around 6 kilometres from central Washington DC. If you're catching a taxi, driving or ride-sharing from the centre, it'll take 10 minutes or so to get there, depending on the traffic. If you're planning to take public transport, expect the travel time to be around 25 minutes.
In search of a comfortable hotel near Ronald Reagan Washington National Airport? If you've booked an early flight from Washington DC to Shannon Airport, these stays will put you a quick hop from check-in:
When it comes to Ronald Reagan Washington National Airport's on-time performance, data shows 71% of flights arrive within the scheduled time frame.
DCA's address is 1 Aviation Circle.

Washington Dulles International Airport (IAD)

Break up your flight from Washington DC to Shannon Airport with a stop so you can stretch your legs or cross another place off your list. Some top stopovers between Washington Dulles International Airport and SNN are:
- London Heathrow Airport (LHR)
- Newark Liberty International Airport (EWR)
- Edinburgh Airport (EDI)
With public transport, you can travel from central Washington DC to IAD in about 1 hour 10 minutes. The terminal is roughly 40 kilometres away, and making the journey by car will take approximately 45 minutes.
Kick off your holiday early with an extra night away from home. Before your Washington DC to SNN flight, unwind in one of these hotels near Washington Dulles International Airport:
77% of all departures from Washington Dulles International Airport meet their expected arrival time.
IAD is located at 1 Saarinen Circle.

Baltimore Washington International Airport (BWI)

Searching for a plane ticket from Washington DC to Shannon Airport (SNN) with one or more stops can give you a bigger choice of departure times and access to lower fares. When departing from Baltimore Washington International Airport (BWI), here are a few places you can detour to on your way to SNN:
- Chicago O'Hare International Airport (ORD)
- New York John F. Kennedy International Airport (JFK)
- Boston Logan International Airport (BOS)
The journey time to BWI from central Washington DC is around 50 minutes by public transport. If you're planning to travel by car, it'll take you roughly 40 minutes to cover the 48 kilometres or so.
Set yourself up for a smooth departure — stay close to Baltimore Washington International Airport and know you'll make it to your gate with time to spare. Get comfy at one of these hotels the day before if you have an early Washington DC to Shannon Airport flight:
Airports have an on-time performance rating that tracks how often flights arrive as expected. At BWI, that rate is 77%.

About Shannon Airport (SNN)

If you have a late flight from Washington DC to Shannon Airport, few things beat the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and relaxing not long after at one of these hotels near SNN:
For the best deal, book your ride around four weeks in advance of your Washington DC to Shannon Airport flight.

Getting from Shannon Airport (SNN) to central Shannon

Shannon Airport to central Shannon is roughly 3 kilometres. If you're renting a car or getting a taxi, do some research to make your trip as easy as possible. Journey times can vary depending on traffic conditions and the time of day.
When travelling by public transport, expect a journey of around 15 minutes.

How to find the cheapest flights from Washington DC to Shannon Airport (SNN)

The lowest price we've found for a one-way ticket from Washington DC to Shannon Airport is $768. For a return flight on this route, the best price is $1,283. Depending on when and how early you book, these fares could change.
Don't leave everything to the last moment. You're more likely to walk away with cheap flights from Washington DC to SNN if you book ahead. Airlines often offer some great early bird discounts.
Affordable Washington DC to Shannon Airport tickets are easier to find when your travel dates are flexible. Use the 'Whole month' tool to compare fares across every month and then pick the cheapest day.
Locking in a cheap plane ticket from Washington DC to SNN is a breeze with Price Alerts. Simply create one of these automatic alerts and we'll notify you as soon as there's a price drop.
Tailor your trip using filters. Pick your arrival and departure times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Washington DC to Shannon Airport.

The best time to fly from Washington DC to Shannon Airport (SNN)

December is the quietest month for flights from Washington DC to Shannon Airport (SNN), while June is the most popular. Choose the best time to visit Shannon based on whether you like a laid-back vibe or a lively atmosphere.
Lock in a Washington DC to SNN plane ticket departing in July if you're eager to explore the city during its warmest month. Expect temperatures in Shannon to range from 9ºC to 22ºC.
Look for cheap tickets from Washington DC to Shannon Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 0ºC and 9ºC.

More about Shannon

Start your Shannon trip right by choosing the ideal place to stay. After booking your flight from Washington DC to Shannon Airport, explore our range of accommodation options including:
View Point Bunratty Castle and Mooghaun Hill Fort are a couple of popular attractions to put on your Shannon itinerary. Keep the adventure rolling by checking out Shannon Aviation Museum.

Explore more of Ireland

Shannon will leave a lasting impression, but there are so many other parts of Ireland waiting to be discovered. About 193 kilometres northeast of Shannon, a visit to Dublin will fill your itinerary to the brim. Start with popular sights like Guinness Storehouse, Trinity College Library and St. Patrick's Cathedral.